56bd15e75f7a835c7893694e90f373b2da0080cf77703702bd9d9d15ca5daec9502cab6745", &(0x7f0000000200), 0x1}, 0x20) socketpair(0x1, 0x1, 0x0, &(0x7f0000000100)={0xffffffffffffffff}) socketpair(0x2, 0x5, 0x7ff, &(0x7f0000000040)) ioctl$PERF_EVENT_IOC_SET_FILTER(r0, 0x89f0, &(0x7f0000000300)='0\x00') 15:01:30 executing program 2: socketpair$inet6_icmp_raw(0xa, 0x3, 0x3a, &(0x7f0000000000)) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000340)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) r1 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfffffffffffffffe, 0x0, 0x0, 0x0, 0xfffffffffffffffc, 0x4000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1f, 0x0, 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r2 = openat$tun(0xffffffffffffff9c, &(0x7f0000000040)='/dev/net/tun\x00', 0x10140, 0x0) r3 = bpf$PROG_LOAD(0x5, &(0x7f0000000140)={0x2, 0x7, &(0x7f0000000080)=@framed={{0x18, 0x0, 0x0, 0x0, 0x9, 0x0, 0x0, 0x0, 0x41498deb}, [@jmp={0x5, 0x1ff, 0x3, 0x0, 0x2, 0x0, 0xfffffffffffffffc}, @alu={0x4, 0x10000000000, 0xf, 0xa, 0x8, 0xfffffffffffffff8, 0xffffffffffffffff}]}, &(0x7f00000000c0)='syzkaller\x00', 0x7, 0x2d, &(0x7f0000000100)=""/45, 0x41100, 0x1, [], 0x0, 0x1}, 0x48) ioctl$TUNSETSTEERINGEBPF(r2, 0x800454e0, &(0x7f00000001c0)=r3) close(r1) socket$kcm(0x2, 0x3, 0x2) ioctl$PERF_EVENT_IOC_SET_FILTER(r1, 0x8980, &(0x7f0000000380)="6e7230010060a19ef9d2c673d9a1571cb9e1369bcd61ef7e49793ae18712eceb1daa769497800b7fbbd35b170c10751d39aeb660d863e49b8c4f3b3cad48902b5b2d6cfd0abd372c63bcf5d70df3fd4d2e8d443c88c60fd7140fbc0e5637dd82fc3435bed4de5d693c9a781c863e05d8a6f8689a5be29216061f3ff53f8b6b396678e7ba155ef9152d7e43b1eccb2331eb8eb1ed5586dcf8b3b0b999361a44ff2c22c2abbef42dd24eabe6723346a6e46c0499a21442d8d00dcb57f013ff7595edd0ff076930de3675d34117a44eb0e4f832936da44e") [ 1378.213567] Code: fd b4 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b4 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 1378.232479] RSP: 002b:00007f692aa02c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 1378.240219] RAX: ffffffffffffffda RBX: 00007f692aa036d4 RCX: 0000000000457099 [ 1378.247512] RDX: 0000000020000000 RSI: 00000000000089a0 RDI: 0000000000000003 [ 1378.254800] RBP: 00000000009300a0 R08: 0000000000000000 R09: 0000000000000000 [ 1378.262065] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000005 [ 1378.269355] R13: 00000000004cfe50 R14: 00000000004bec60 R15: 0000000000000000 15:01:30 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) sendmsg(r0, &(0x7f0000000580)={0x0, 0x0, &(0x7f00000001c0)=[{&(0x7f0000000380)="b5", 0x1}], 0x1, &(0x7f0000001740), 0x0, 0x4}, 0x20000040) 15:01:30 executing program 4 (fault-call:1 fault-nth:1): socketpair(0x1, 0x80002, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_SET_FILTER(r0, 0x89a0, &(0x7f0000000000)='%d') 15:01:30 executing program 3: r0 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(r0) socket$kcm(0xa, 0x5, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) socket$kcm(0x29, 0x0, 0x0) bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x0, 0x10bd}, 0x2c) bpf$PROG_LOAD(0x5, &(0x7f00000ba000)={0xd, 0x5, &(0x7f0000346fc8)=@framed={{0x18, 0x0, 0xe4ffffff00000000}, [@alu={0x8000000201a7f19, 0x0, 0x201a7fa6, 0x48, 0x1, 0x88}]}, &(0x7f0000000000)='GPL\x00', 0x0, 0xfb, &(0x7f00001a7f05)=""/251}, 0x14) 15:01:30 executing program 5: r0 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(r0) socket$kcm(0xa, 0x5, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) perf_event_open(&(0x7f000025c000)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(0xffffffffffffffff) socket$kcm(0x29, 0x0, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(0xffffffffffffffff, 0x2400, 0x0) bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x0, 0x10bd}, 0x2c) bpf$PROG_LOAD(0x5, &(0x7f00000ba000)={0xd, 0x5, &(0x7f0000346fc8)=@framed={{}, [@alu={0x8000000201a7f19, 0x0, 0x201a7fa6, 0x48, 0x1}], {0x95, 0x5000}}, &(0x7f0000000000)='GPL\x00', 0x0, 0xfb, &(0x7f00001a7f05)=""/251}, 0x14) 15:01:30 executing program 7: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000340)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) bpf$MAP_CREATE(0x0, &(0x7f0000000080)={0x0, 0x800000000004, 0x4, 0x9, 0x0, 0xffffffffffffffff, 0x0, [0x5f]}, 0x2c) perf_event_open(&(0x7f0000000180)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x1a7b, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(r1) socket$kcm(0x2, 0x3, 0x2) ioctl$PERF_EVENT_IOC_SET_FILTER(r1, 0x8914, &(0x7f0000000380)="6e7230010060a19ef9d2c673d9a1571cb9e1369bcd61ef7e49793ae18712eceb1daa769497800b7fbbd30a170c10751d39aeb660d863e49b8c4f3b3cad48902b5b2d6cfd0abd372c63bcf5d70df3fd4d2e8d443c88c60fd7140fbc0e5637dd82fc3435bed4de5d693c9a781c863e05d8a6f8689a5be29216061f3ff53f8b6b396678e7ba155ef9152d7e43b1eccb2331eb8eb1ed5586dcf8b3b0b999361a44ff2c22c2abbef42dd24eabe6723346a6e46c0499a21442d8d00dcb57f013ff7595edd0ff076930de3675d34117a44eb0e4f832936da44e") r2 = openat$tun(0xffffffffffffff9c, &(0x7f0000000140)='/dev/net/tun\x00', 0x0, 0x0) ioctl$TUNSETIFF(r2, 0x400454ca, &(0x7f0000000040)={"6e72300100", 0x801}) ioctl$TUNSETLINK(r2, 0x400454cd, 0x308) perf_event_open(&(0x7f000025c000)={0x0, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000001, 0x0, 0x2161f870, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) sendmsg(0xffffffffffffffff, &(0x7f0000000440)={&(0x7f0000000200)=@ax25={0x3, {"b8738e610d62ed"}}, 0x80, &(0x7f0000000040), 0x0, 0x0, 0x0, 0x4}, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(0xffffffffffffffff, 0x2400, 0x0) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f00000002c0)={0xffffffffffffffff, &(0x7f0000000300), &(0x7f0000000280)}, 0x20) openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000000)='rdma.current\x00', 0x0, 0x0) 15:01:30 executing program 6: perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e6}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) bpf$MAP_DELETE_ELEM(0x3, &(0x7f0000000300)={0xffffffffffffffff, &(0x7f0000000240)}, 0x10) openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000180)="2f67726f75702e73746174003c23fb572a1f0294e6f378b41ad54b4d9d9a1f63f8785ad188a7e1c88875e05b18a4cb3a9cd12dcea440d899c22c652b3a471b4a7fa2f3fdf6e034d804e5f0df4b1dee483b157624c59c0100e89e6a357c000000", 0x2761, 0x0) [ 1378.597240] FAULT_INJECTION: forcing a failure. [ 1378.597240] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 1378.609107] CPU: 1 PID: 11758 Comm: syz-executor4 Not tainted 4.19.0-rc2+ #50 [ 1378.616408] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1378.625769] Call Trace: [ 1378.628377] dump_stack+0x1c4/0x2b4 [ 1378.632031] ? dump_stack_print_info.cold.2+0x52/0x52 [ 1378.637245] ? find_held_lock+0x36/0x1c0 [ 1378.641330] should_fail.cold.4+0xa/0x17 15:01:30 executing program 0: bpf$MAP_CREATE(0x0, &(0x7f0000000200)={0xf, 0x0, 0x0, 0x0, 0x100}, 0x2c) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f0000000300)={0xffffffffffffffff, &(0x7f0000000140)="1c2201d307d8b3f3f620fe3ec6fd3c6e09722d30986024db03b20384688a1db03553076bfb91ef4e0919768058a7c65284f2ecabbbf961711f56bd15e75f7a835c7893694e90f373b2da0080cf77703702bd9d9d15ca5daec9502cab6745", &(0x7f0000000200), 0x1}, 0x20) socketpair(0x1, 0x1, 0x0, &(0x7f0000000100)={0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_SET_FILTER(r0, 0x89f0, &(0x7f0000000300)='0\x00') 15:01:30 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) sendmsg(r0, &(0x7f0000000580)={0x0, 0x1100, &(0x7f00000001c0)=[{&(0x7f0000000380)="b5", 0x1}], 0x1, &(0x7f0000001740), 0x0, 0x4}, 0x20000040) [ 1378.645404] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 1378.650514] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 1378.655643] ? check_noncircular+0x20/0x20 [ 1378.659898] ? print_usage_bug+0xc0/0xc0 [ 1378.663983] ? mark_held_locks+0x130/0x130 [ 1378.668225] ? print_usage_bug+0xc0/0xc0 [ 1378.672297] ? do_raw_spin_lock+0xc1/0x200 [ 1378.676548] ? print_usage_bug+0xc0/0xc0 [ 1378.680631] ? print_usage_bug+0xc0/0xc0 [ 1378.684707] ? print_usage_bug+0xc0/0xc0 [ 1378.688782] ? __lock_acquire+0x7ec/0x4ec0 [ 1378.688816] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 1378.688833] ? should_fail+0x22d/0xd01 [ 1378.688854] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 1378.688878] __alloc_pages_nodemask+0x34b/0xde0 [ 1378.698639] ? print_usage_bug+0xc0/0xc0 [ 1378.698664] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 1378.698691] ? find_held_lock+0x36/0x1c0 [ 1378.698731] ? ___might_sleep+0x1ed/0x300 [ 1378.698752] ? trace_hardirqs_off+0xb8/0x300 [ 1378.698774] cache_grow_begin+0x91/0x8c0 [ 1378.698791] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 1378.698810] ? check_preemption_disabled+0x48/0x200 [ 1378.698836] kmem_cache_alloc_node_trace+0x670/0x740 [ 1378.753811] __kmalloc_node+0x33/0x70 [ 1378.757630] kvmalloc_node+0xb9/0xf0 [ 1378.761353] alloc_netdev_mqs+0x17b/0xfe0 [ 1378.765510] ? br_netpoll_disable+0x70/0x70 [ 1378.769860] ? free_netdev+0x440/0x440 [ 1378.773750] ? graph_lock+0x170/0x170 [ 1378.777552] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 1378.783093] ? refcount_sub_and_test_checked+0x203/0x310 [ 1378.788560] ? find_held_lock+0x36/0x1c0 [ 1378.792640] ? __might_fault+0x12b/0x1e0 [ 1378.796702] ? lock_downgrade+0x900/0x900 [ 1378.800858] ? lock_release+0x970/0x970 [ 1378.804832] ? arch_local_save_flags+0x40/0x40 [ 1378.809420] ? apparmor_cred_transfer+0x590/0x590 [ 1378.814267] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 1378.819829] br_add_bridge+0x34/0xf0 [ 1378.823544] br_ioctl_deviceless_stub+0x991/0xac0 [ 1378.828389] ? find_held_lock+0x36/0x1c0 [ 1378.832452] ? old_dev_ioctl.isra.2+0x20e0/0x20e0 [ 1378.837313] ? __fget+0x4aa/0x740 [ 1378.840771] ? lock_downgrade+0x900/0x900 [ 1378.844920] ? check_preemption_disabled+0x48/0x200 [ 1378.849952] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 1378.855752] ? kasan_check_read+0x11/0x20 [ 1378.859911] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 1378.865208] ? old_dev_ioctl.isra.2+0x20e0/0x20e0 [ 1378.870054] sock_ioctl+0x2d5/0x680 [ 1378.873683] ? dlci_ioctl_set+0x40/0x40 [ 1378.877659] ? ksys_dup3+0x680/0x680 [ 1378.881371] ? find_held_lock+0x36/0x1c0 [ 1378.885440] ? __mutex_unlock_slowpath+0x197/0x8c0 [ 1378.890381] ? dlci_ioctl_set+0x40/0x40 [ 1378.894373] do_vfs_ioctl+0x1de/0x1720 [ 1378.898260] ? __lock_is_held+0xb5/0x140 [ 1378.902341] ? ioctl_preallocate+0x300/0x300 [ 1378.906762] ? __fget_light+0x2e9/0x430 [ 1378.910738] ? fget_raw+0x20/0x20 [ 1378.914197] ? __sb_end_write+0xd9/0x110 [ 1378.918263] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 1378.923795] ? fput+0x130/0x1a0 [ 1378.927076] ? do_syscall_64+0x9a/0x820 [ 1378.931050] ? do_syscall_64+0x9a/0x820 [ 1378.935024] ? lockdep_hardirqs_on+0x421/0x5c0 [ 1378.939613] ? security_file_ioctl+0x94/0xc0 [ 1378.944028] ksys_ioctl+0xa9/0xd0 [ 1378.947501] __x64_sys_ioctl+0x73/0xb0 [ 1378.951390] do_syscall_64+0x1b9/0x820 [ 1378.955275] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 1378.960645] ? syscall_return_slowpath+0x5e0/0x5e0 [ 1378.965575] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 1378.970429] ? trace_hardirqs_off+0x300/0x300 [ 1378.974924] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 1378.979942] ? prepare_exit_to_usermode+0x291/0x3b0 [ 1378.984964] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 1378.989817] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 1378.995006] RIP: 0033:0x457099 [ 1378.998201] Code: fd b4 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b4 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 1379.017150] RSP: 002b:00007f692aa02c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 1379.024880] RAX: ffffffffffffffda RBX: 00007f692aa036d4 RCX: 0000000000457099 [ 1379.032149] RDX: 0000000020000000 RSI: 00000000000089a0 RDI: 0000000000000003 [ 1379.039415] RBP: 00000000009300a0 R08: 0000000000000000 R09: 0000000000000000 [ 1379.046700] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000005 [ 1379.053966] R13: 00000000004cfe50 R14: 00000000004bec60 R15: 0000000000000001 15:01:31 executing program 5: r0 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(r0) socket$kcm(0xa, 0x5, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) perf_event_open(&(0x7f000025c000)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(0xffffffffffffffff) socket$kcm(0x29, 0x0, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(0xffffffffffffffff, 0x2400, 0x0) bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x0, 0x10bd}, 0x2c) bpf$PROG_LOAD(0x5, &(0x7f00000ba000)={0xd, 0x5, &(0x7f0000346fc8)=@framed={{}, [@alu={0x8000000201a7f19, 0x0, 0x201a7fa6, 0x48, 0x1}], {0x95, 0x5c00}}, &(0x7f0000000000)='GPL\x00', 0x0, 0xfb, &(0x7f00001a7f05)=""/251}, 0x14) 15:01:31 executing program 4 (fault-call:1 fault-nth:2): socketpair(0x1, 0x80002, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_SET_FILTER(r0, 0x89a0, &(0x7f0000000000)='%d') 15:01:31 executing program 3: r0 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(r0) socket$kcm(0xa, 0x5, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) socket$kcm(0x29, 0x0, 0x0) bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x0, 0x10bd}, 0x2c) bpf$PROG_LOAD(0x5, &(0x7f00000ba000)={0xd, 0x5, &(0x7f0000346fc8)=@framed={{0x18, 0x0, 0x79}, [@alu={0x8000000201a7f19, 0x0, 0x201a7fa6, 0x48, 0x1, 0x88}]}, &(0x7f0000000000)='GPL\x00', 0x0, 0xfb, &(0x7f00001a7f05)=""/251}, 0x14) 15:01:31 executing program 2: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000340)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) r1 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r2 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000000)='memory.swap.current\x00', 0x0, 0x0) mkdirat$cgroup(r2, &(0x7f0000000040)='syz0\x00', 0x1ff) close(r1) socket$kcm(0x2, 0x3, 0x2) ioctl$PERF_EVENT_IOC_SET_FILTER(r1, 0x8980, &(0x7f0000000380)="6e7230010060a19ef9d2c673d9a1571cb9e1369bcd61ef7e49793ae18712eceb1daa769497800b7fbbd35b170c10751d39aeb660d863e49b8c4f3b3cad48902b5b2d6cfd0abd372c63bcf5d70df3fd4d2e8d443c88c60fd7140fbc0e5637dd82fc3435bed4de5d693c9a781c863e05d8a6f8689a5be29216061f3ff53f8b6b396678e7ba155ef9152d7e43b1eccb2331eb8eb1ed5586dcf8b3b0b999361a44ff2c22c2abbef42dd24eabe6723346a6e46c0499a21442d8d00dcb57f013ff7595edd0ff076930de3675d34117a44eb0e4f832936da44e") 15:01:31 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) sendmsg(r0, &(0x7f0000000580)={0x0, 0x1a0ffffffff, &(0x7f00000001c0)=[{&(0x7f0000000380)="b5", 0x1}], 0x1, &(0x7f0000001740), 0x0, 0x4}, 0x20000040) 15:01:31 executing program 7: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000340)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) bpf$MAP_CREATE(0x0, &(0x7f0000000080)={0x0, 0x800000000004, 0x4, 0x9, 0x0, 0xffffffffffffffff, 0x0, [0x5f]}, 0x2c) perf_event_open(&(0x7f0000000180)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x1a7b, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(r1) socket$kcm(0x2, 0x3, 0x2) ioctl$PERF_EVENT_IOC_SET_FILTER(r1, 0x8914, &(0x7f0000000380)="6e7230010060a19ef9d2c673d9a1571cb9e1369bcd61ef7e49793ae18712eceb1daa769497800b7fbbd35b340c10751d39aeb660d863e49b8c4f3b3cad48902b5b2d6cfd0abd372c63bcf5d70df3fd4d2e8d443c88c60fd7140fbc0e5637dd82fc3435bed4de5d693c9a781c863e05d8a6f8689a5be29216061f3ff53f8b6b396678e7ba155ef9152d7e43b1eccb2331eb8eb1ed5586dcf8b3b0b999361a44ff2c22c2abbef42dd24eabe6723346a6e46c0499a21442d8d00dcb57f013ff7595edd0ff076930de3675d34117a44eb0e4f832936da44e") r2 = openat$tun(0xffffffffffffff9c, &(0x7f0000000140)='/dev/net/tun\x00', 0x0, 0x0) ioctl$TUNSETIFF(r2, 0x400454ca, &(0x7f0000000040)={"6e72300100", 0x801}) ioctl$TUNSETLINK(r2, 0x400454cd, 0x308) perf_event_open(&(0x7f000025c000)={0x0, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000001, 0x0, 0x2161f870, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) sendmsg(0xffffffffffffffff, &(0x7f0000000440)={&(0x7f0000000200)=@ax25={0x3, {"b8738e610d62ed"}}, 0x80, &(0x7f0000000040), 0x0, 0x0, 0x0, 0x4}, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(0xffffffffffffffff, 0x2400, 0x0) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f00000002c0)={0xffffffffffffffff, &(0x7f0000000300), &(0x7f0000000280)}, 0x20) openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000000)='rdma.current\x00', 0x0, 0x0) 15:01:31 executing program 0: bpf$MAP_CREATE(0x0, &(0x7f0000000200)={0xf, 0x0, 0x0, 0x0, 0x100}, 0x2c) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f0000000300)={0xffffffffffffffff, &(0x7f0000000140)="1c2201d307d8b3f3f620fe3ec6fd3c6e09722d30986024db03b20384688a1db03553076bfb91ef4e0919768058a7c65284f2ecabbbf961711f56bd15e75f7a835c7893694e90f373b2da0080cf77703702bd9d9d15ca5daec9502cab6745", &(0x7f0000000200), 0x1}, 0x20) socketpair(0x1, 0x1, 0x0, &(0x7f0000000100)={0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_SET_FILTER(r0, 0x89f0, &(0x7f0000000300)='0\x00') 15:01:31 executing program 6: perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e6}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) bpf$MAP_DELETE_ELEM(0x3, &(0x7f0000000300)={0xffffffffffffffff, &(0x7f0000000240)}, 0x10) openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000180)="2f67726f75702e73746174003c23fb572a1f0294e6f378b41ad54b4d9d9a1f63f8785ad188a7e1c88875e05b18a4cb3a9cd12dcea440d899c22c652b3a471b4a7fa2f3fdf6e034d804e5f0df4b1dee483b157624c59c0100e89e6a357c000000", 0x2761, 0x0) [ 1379.315009] FAULT_INJECTION: forcing a failure. [ 1379.315009] name failslab, interval 1, probability 0, space 0, times 0 [ 1379.329825] CPU: 0 PID: 11792 Comm: syz-executor4 Not tainted 4.19.0-rc2+ #50 [ 1379.337125] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1379.346480] Call Trace: [ 1379.349071] dump_stack+0x1c4/0x2b4 [ 1379.352692] ? dump_stack_print_info.cold.2+0x52/0x52 [ 1379.357878] ? find_held_lock+0x36/0x1c0 [ 1379.361944] should_fail.cold.4+0xa/0x17 [ 1379.365992] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 1379.371085] ? kasan_check_read+0x11/0x20 [ 1379.375341] ? do_raw_spin_unlock+0xa7/0x2f0 [ 1379.379749] ? do_raw_spin_trylock+0x1c0/0x1c0 [ 1379.384318] ? do_raw_spin_lock+0xc1/0x200 [ 1379.388545] ? __mutex_unlock_slowpath+0x43c/0x8c0 [ 1379.393461] ? graph_lock+0x170/0x170 [ 1379.397247] ? wait_for_completion+0x8a0/0x8a0 [ 1379.401819] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 1379.407343] ? check_preemption_disabled+0x48/0x200 [ 1379.412345] ? check_preemption_disabled+0x48/0x200 [ 1379.417353] ? __lock_is_held+0xb5/0x140 [ 1379.421411] __should_failslab+0x124/0x180 [ 1379.425642] should_failslab+0x9/0x14 [ 1379.429434] kmem_cache_alloc_trace+0x4b/0x750 [ 1379.434028] __hw_addr_create_ex+0xb2/0x3f0 [ 1379.438646] ? dev_mc_init+0x170/0x170 [ 1379.442525] __hw_addr_add_ex+0x1ef/0x2b0 [ 1379.446664] dev_addr_init+0x169/0x260 [ 1379.450543] ? __hw_addr_add_ex+0x2b0/0x2b0 [ 1379.454856] ? kasan_unpoison_shadow+0x35/0x50 [ 1379.459426] ? kasan_kmalloc+0xc7/0xe0 [ 1379.463301] ? __kmalloc_node+0x47/0x70 [ 1379.467281] alloc_netdev_mqs+0x21b/0xfe0 [ 1379.471427] ? br_netpoll_disable+0x70/0x70 [ 1379.475733] ? free_netdev+0x440/0x440 [ 1379.479632] ? graph_lock+0x170/0x170 [ 1379.483434] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 1379.488958] ? refcount_sub_and_test_checked+0x203/0x310 [ 1379.494398] ? find_held_lock+0x36/0x1c0 [ 1379.498451] ? __might_fault+0x12b/0x1e0 [ 1379.502498] ? lock_downgrade+0x900/0x900 [ 1379.506641] ? lock_release+0x970/0x970 [ 1379.510624] ? arch_local_save_flags+0x40/0x40 [ 1379.515257] ? apparmor_cred_transfer+0x590/0x590 [ 1379.520085] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 1379.525632] br_add_bridge+0x34/0xf0 [ 1379.529332] br_ioctl_deviceless_stub+0x991/0xac0 [ 1379.534164] ? find_held_lock+0x36/0x1c0 [ 1379.538221] ? old_dev_ioctl.isra.2+0x20e0/0x20e0 [ 1379.543064] ? __fget+0x4aa/0x740 [ 1379.546503] ? lock_downgrade+0x900/0x900 [ 1379.550659] ? check_preemption_disabled+0x48/0x200 [ 1379.555679] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 1379.561461] ? kasan_check_read+0x11/0x20 [ 1379.565603] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 1379.570900] ? old_dev_ioctl.isra.2+0x20e0/0x20e0 [ 1379.575741] sock_ioctl+0x2d5/0x680 [ 1379.579353] ? dlci_ioctl_set+0x40/0x40 [ 1379.583328] ? ksys_dup3+0x680/0x680 [ 1379.587041] ? find_held_lock+0x36/0x1c0 [ 1379.591107] ? __mutex_unlock_slowpath+0x197/0x8c0 [ 1379.596054] ? dlci_ioctl_set+0x40/0x40 [ 1379.600033] do_vfs_ioctl+0x1de/0x1720 [ 1379.603910] ? __lock_is_held+0xb5/0x140 [ 1379.607965] ? ioctl_preallocate+0x300/0x300 [ 1379.612359] ? __fget_light+0x2e9/0x430 [ 1379.616320] ? fget_raw+0x20/0x20 [ 1379.619761] ? __sb_end_write+0xd9/0x110 [ 1379.623813] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 1379.629352] ? fput+0x130/0x1a0 [ 1379.632632] ? do_syscall_64+0x9a/0x820 [ 1379.636602] ? do_syscall_64+0x9a/0x820 [ 1379.640601] ? lockdep_hardirqs_on+0x421/0x5c0 [ 1379.645179] ? security_file_ioctl+0x94/0xc0 [ 1379.649576] ksys_ioctl+0xa9/0xd0 [ 1379.653025] __x64_sys_ioctl+0x73/0xb0 [ 1379.656902] do_syscall_64+0x1b9/0x820 [ 1379.660783] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 1379.666135] ? syscall_return_slowpath+0x5e0/0x5e0 [ 1379.671049] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 1379.675879] ? trace_hardirqs_off+0x300/0x300 [ 1379.680360] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 1379.685365] ? prepare_exit_to_usermode+0x291/0x3b0 [ 1379.690372] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 1379.695204] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 1379.700378] RIP: 0033:0x457099 [ 1379.703556] Code: fd b4 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b4 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 1379.722441] RSP: 002b:00007f692aa02c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 1379.730143] RAX: ffffffffffffffda RBX: 00007f692aa036d4 RCX: 0000000000457099 [ 1379.737427] RDX: 0000000020000000 RSI: 00000000000089a0 RDI: 0000000000000003 [ 1379.744694] RBP: 00000000009300a0 R08: 0000000000000000 R09: 0000000000000000 [ 1379.751962] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000005 [ 1379.759215] R13: 00000000004cfe50 R14: 00000000004bec60 R15: 0000000000000002 15:01:31 executing program 4 (fault-call:1 fault-nth:3): socketpair(0x1, 0x80002, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_SET_FILTER(r0, 0x89a0, &(0x7f0000000000)='%d') 15:01:31 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) sendmsg(r0, &(0x7f0000000580)={0x0, 0x400300, &(0x7f00000001c0)=[{&(0x7f0000000380)="b5", 0x1}], 0x1, &(0x7f0000001740), 0x0, 0x4}, 0x20000040) 15:01:31 executing program 0: bpf$MAP_CREATE(0x0, &(0x7f0000000200)={0xf, 0x0, 0x0, 0x0, 0x100}, 0x2c) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f0000000300)={0xffffffffffffffff, &(0x7f0000000140)="1c2201d307d8b3f3f620fe3ec6fd3c6e09722d30986024db03b20384688a1db03553076bfb91ef4e0919768058a7c65284f2ecabbbf961711f56bd15e75f7a835c7893694e90f373b2da0080cf77703702bd9d9d15ca5daec9502cab6745", &(0x7f0000000200), 0x1}, 0x20) ioctl$PERF_EVENT_IOC_SET_FILTER(0xffffffffffffffff, 0x89f0, &(0x7f0000000300)='0\x00') 15:01:31 executing program 3: r0 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(r0) socket$kcm(0xa, 0x5, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) socket$kcm(0x29, 0x0, 0x0) bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x0, 0x10bd}, 0x2c) bpf$PROG_LOAD(0x5, &(0x7f00000ba000)={0xd, 0x5, &(0x7f0000346fc8)=@framed={{0x18, 0x0, 0xffffffffffffffe0}, [@alu={0x8000000201a7f19, 0x0, 0x201a7fa6, 0x48, 0x1, 0x88}]}, &(0x7f0000000000)='GPL\x00', 0x0, 0xfb, &(0x7f00001a7f05)=""/251}, 0x14) 15:01:31 executing program 5: r0 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(r0) socket$kcm(0xa, 0x5, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) perf_event_open(&(0x7f000025c000)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(0xffffffffffffffff) socket$kcm(0x29, 0x0, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(0xffffffffffffffff, 0x2400, 0x0) bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x0, 0x10bd}, 0x2c) bpf$PROG_LOAD(0x5, &(0x7f00000ba000)={0xd, 0x5, &(0x7f0000346fc8)=@framed={{}, [@alu={0x8000000201a7f19, 0x0, 0x201a7fa6, 0x48, 0x1}], {0x95, 0x7}}, &(0x7f0000000000)='GPL\x00', 0x0, 0xfb, &(0x7f00001a7f05)=""/251}, 0x14) 15:01:32 executing program 2: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000340)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) r1 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(r1) socket$kcm(0x2, 0x3, 0x2) r2 = gettid() perf_event_open(&(0x7f0000000000)={0x3, 0x70, 0x5e71, 0x9, 0x1000, 0x3, 0x0, 0x8001, 0x19f0, 0x6, 0x100, 0x0, 0x7fffffff, 0x8, 0x6a7, 0x10001, 0x0, 0xfffffffffffff6d0, 0x0, 0x7, 0x0, 0x0, 0x7, 0x4, 0xfffffffffffffffe, 0xc62c, 0x10000, 0x10000, 0x6, 0x4, 0x8000, 0x3, 0xfffffffffffffc01, 0x8894, 0x7, 0x100000000, 0x8001, 0xcc52, 0x0, 0x400, 0x0, @perf_config_ext={0x401, 0x7fffffff}, 0x0, 0x0, 0x3, 0x0, 0x1, 0x7, 0x1000}, r2, 0xc, r1, 0x8) ioctl$PERF_EVENT_IOC_SET_FILTER(r1, 0x8980, &(0x7f0000000380)="6e7230010060a19ef9d2c673d9a1571cb9e1369bcd61ef7e49793ae18712eceb1daa769497800b7fbbd35b170c10751d39aeb660d863e49b8c4f3b3cad48902b5b2d6cfd0abd372c63bcf5d70df3fd4d2e8d443c88c60fd7140fbc0e5637dd82fc3435bed4de5d693c9a781c863e05d8a6f8689a5be29216061f3ff53f8b6b396678e7ba155ef9152d7e43b1eccb2331eb8eb1ed5586dcf8b3b0b999361a44ff2c22c2abbef42dd24eabe6723346a6e46c0499a21442d8d00dcb57f013ff7595edd0ff076930de3675d34117a44eb0e4f832936da44e") [ 1380.109034] FAULT_INJECTION: forcing a failure. [ 1380.109034] name failslab, interval 1, probability 0, space 0, times 0 [ 1380.131250] CPU: 0 PID: 11827 Comm: syz-executor4 Not tainted 4.19.0-rc2+ #50 [ 1380.138568] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1380.147955] Call Trace: [ 1380.150567] dump_stack+0x1c4/0x2b4 [ 1380.154255] ? dump_stack_print_info.cold.2+0x52/0x52 15:01:32 executing program 6: perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e6}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) bpf$MAP_DELETE_ELEM(0x3, &(0x7f0000000300)={0xffffffffffffffff, &(0x7f0000000240)}, 0x10) openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000180)="2f67726f75702e73746174003c23fb572a1f0294e6f378b41ad54b4d9d9a1f63f8785ad188a7e1c88875e05b18a4cb3a9cd12dcea440d899c22c652b3a471b4a7fa2f3fdf6e034d804e5f0df4b1dee483b157624c59c0100e89e6a357c00bc02", 0x2761, 0x0) 15:01:32 executing program 7: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000340)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) bpf$MAP_CREATE(0x0, &(0x7f0000000080)={0x0, 0x800000000004, 0x4, 0x9, 0x0, 0xffffffffffffffff, 0x0, [0x5f]}, 0x2c) perf_event_open(&(0x7f0000000180)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x1a7b, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(r1) socket$kcm(0x2, 0x3, 0x2) ioctl$PERF_EVENT_IOC_SET_FILTER(r1, 0x8914, &(0x7f0000000380)="6e7230010060a19ef9d2c673d9a1571cb9e1369bcd61ef7e49793ae18712eceb1daa769497800b7fbbd35b250c10751d39aeb660d863e49b8c4f3b3cad48902b5b2d6cfd0abd372c63bcf5d70df3fd4d2e8d443c88c60fd7140fbc0e5637dd82fc3435bed4de5d693c9a781c863e05d8a6f8689a5be29216061f3ff53f8b6b396678e7ba155ef9152d7e43b1eccb2331eb8eb1ed5586dcf8b3b0b999361a44ff2c22c2abbef42dd24eabe6723346a6e46c0499a21442d8d00dcb57f013ff7595edd0ff076930de3675d34117a44eb0e4f832936da44e") r2 = openat$tun(0xffffffffffffff9c, &(0x7f0000000140)='/dev/net/tun\x00', 0x0, 0x0) ioctl$TUNSETIFF(r2, 0x400454ca, &(0x7f0000000040)={"6e72300100", 0x801}) ioctl$TUNSETLINK(r2, 0x400454cd, 0x308) perf_event_open(&(0x7f000025c000)={0x0, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000001, 0x0, 0x2161f870, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) sendmsg(0xffffffffffffffff, &(0x7f0000000440)={&(0x7f0000000200)=@ax25={0x3, {"b8738e610d62ed"}}, 0x80, &(0x7f0000000040), 0x0, 0x0, 0x0, 0x4}, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(0xffffffffffffffff, 0x2400, 0x0) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f00000002c0)={0xffffffffffffffff, &(0x7f0000000300), &(0x7f0000000280)}, 0x20) openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000000)='rdma.current\x00', 0x0, 0x0) [ 1380.159471] ? trace_hardirqs_on+0xbd/0x310 [ 1380.163809] ? kasan_check_read+0x11/0x20 [ 1380.167976] ? __debug_object_init+0x57d/0x1290 [ 1380.172667] should_fail.cold.4+0xa/0x17 [ 1380.176747] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 1380.181858] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 1380.186980] ? __debug_object_init+0x57d/0x1290 [ 1380.191657] ? graph_lock+0x170/0x170 [ 1380.195452] ? graph_lock+0x170/0x170 [ 1380.199253] ? graph_lock+0x170/0x170 [ 1380.203041] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 1380.208564] ? check_preemption_disabled+0x48/0x200 [ 1380.213577] ? check_preemption_disabled+0x48/0x200 [ 1380.218635] ? find_held_lock+0x36/0x1c0 [ 1380.222689] ? __lock_is_held+0xb5/0x140 [ 1380.226746] ? ___might_sleep+0x1ed/0x300 [ 1380.230896] ? arch_local_save_flags+0x40/0x40 [ 1380.235466] ? init_timer_on_stack_key+0xe0/0xe0 [ 1380.240213] ? kasan_check_write+0x14/0x20 [ 1380.244452] __should_failslab+0x124/0x180 [ 1380.248682] should_failslab+0x9/0x14 [ 1380.252469] kmem_cache_alloc_node_trace+0x270/0x740 [ 1380.257561] ? br_dev_setup+0x859/0xa50 [ 1380.261521] ? br_netpoll_disable+0x70/0x70 [ 1380.265850] __kmalloc_node+0x33/0x70 [ 1380.269682] kvmalloc_node+0x65/0xf0 [ 1380.273401] alloc_netdev_mqs+0x85a/0xfe0 [ 1380.277547] ? br_netpoll_disable+0x70/0x70 [ 1380.281871] ? free_netdev+0x440/0x440 [ 1380.285748] ? graph_lock+0x170/0x170 [ 1380.289551] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 1380.295114] ? refcount_sub_and_test_checked+0x203/0x310 [ 1380.300569] ? find_held_lock+0x36/0x1c0 [ 1380.304637] ? __might_fault+0x12b/0x1e0 [ 1380.308698] ? lock_downgrade+0x900/0x900 [ 1380.312845] ? lock_release+0x970/0x970 [ 1380.316804] ? arch_local_save_flags+0x40/0x40 [ 1380.321381] ? apparmor_cred_transfer+0x590/0x590 [ 1380.326215] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 1380.331767] br_add_bridge+0x34/0xf0 [ 1380.335470] br_ioctl_deviceless_stub+0x991/0xac0 [ 1380.340307] ? find_held_lock+0x36/0x1c0 [ 1380.344369] ? old_dev_ioctl.isra.2+0x20e0/0x20e0 [ 1380.349210] ? __fget+0x4aa/0x740 [ 1380.352656] ? lock_downgrade+0x900/0x900 [ 1380.356794] ? check_preemption_disabled+0x48/0x200 [ 1380.361816] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 1380.367629] ? kasan_check_read+0x11/0x20 [ 1380.371762] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 1380.377036] ? old_dev_ioctl.isra.2+0x20e0/0x20e0 [ 1380.381874] sock_ioctl+0x2d5/0x680 [ 1380.385502] ? dlci_ioctl_set+0x40/0x40 [ 1380.389477] ? ksys_dup3+0x680/0x680 [ 1380.393187] ? find_held_lock+0x36/0x1c0 [ 1380.397256] ? __mutex_unlock_slowpath+0x197/0x8c0 [ 1380.402176] ? dlci_ioctl_set+0x40/0x40 [ 1380.406155] do_vfs_ioctl+0x1de/0x1720 [ 1380.410039] ? __lock_is_held+0xb5/0x140 [ 1380.414087] ? ioctl_preallocate+0x300/0x300 [ 1380.418496] ? __fget_light+0x2e9/0x430 [ 1380.422462] ? fget_raw+0x20/0x20 [ 1380.425901] ? __sb_end_write+0xd9/0x110 [ 1380.429967] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 1380.435499] ? fput+0x130/0x1a0 [ 1380.438782] ? do_syscall_64+0x9a/0x820 [ 1380.442746] ? do_syscall_64+0x9a/0x820 [ 1380.446717] ? lockdep_hardirqs_on+0x421/0x5c0 [ 1380.451310] ? security_file_ioctl+0x94/0xc0 [ 1380.455736] ksys_ioctl+0xa9/0xd0 [ 1380.459181] __x64_sys_ioctl+0x73/0xb0 [ 1380.463057] do_syscall_64+0x1b9/0x820 [ 1380.466940] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 1380.472303] ? syscall_return_slowpath+0x5e0/0x5e0 [ 1380.477222] ? trace_hardirqs_off+0x300/0x300 [ 1380.481705] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 1380.486716] ? recalc_sigpending_tsk+0x180/0x180 [ 1380.491483] ? kasan_check_write+0x14/0x20 [ 1380.495712] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 1380.500553] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 1380.505729] RIP: 0033:0x457099 [ 1380.508908] Code: fd b4 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b4 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 1380.527792] RSP: 002b:00007f692aa02c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 1380.535494] RAX: ffffffffffffffda RBX: 00007f692aa036d4 RCX: 0000000000457099 [ 1380.542754] RDX: 0000000020000000 RSI: 00000000000089a0 RDI: 0000000000000003 [ 1380.550047] RBP: 00000000009300a0 R08: 0000000000000000 R09: 0000000000000000 15:01:32 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) sendmsg(r0, &(0x7f0000000580)={0x0, 0x1a0, &(0x7f00000001c0)=[{&(0x7f0000000380)="b5", 0x1}], 0x1, &(0x7f0000001740), 0x0, 0x4}, 0x20000040) 15:01:32 executing program 4 (fault-call:1 fault-nth:4): socketpair(0x1, 0x80002, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_SET_FILTER(r0, 0x89a0, &(0x7f0000000000)='%d') [ 1380.557300] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000005 [ 1380.564551] R13: 00000000004cfe50 R14: 00000000004bec60 R15: 0000000000000003 15:01:32 executing program 0: bpf$MAP_CREATE(0x0, &(0x7f0000000200)={0xf, 0x0, 0x0, 0x0, 0x100}, 0x2c) socketpair(0x1, 0x1, 0x0, &(0x7f0000000100)={0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_SET_FILTER(r0, 0x89f0, &(0x7f0000000300)='0\x00') 15:01:32 executing program 5: r0 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(r0) socket$kcm(0xa, 0x5, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) perf_event_open(&(0x7f000025c000)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(0xffffffffffffffff) socket$kcm(0x29, 0x0, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(0xffffffffffffffff, 0x2400, 0x0) bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x0, 0x10bd}, 0x2c) bpf$PROG_LOAD(0x5, &(0x7f00000ba000)={0xd, 0x5, &(0x7f0000346fc8)=@framed={{}, [@alu={0x8000000201a7f19, 0x0, 0x201a7fa6, 0x48, 0x1}], {0x95, 0xb7}}, &(0x7f0000000000)='GPL\x00', 0x0, 0xfb, &(0x7f00001a7f05)=""/251}, 0x14) 15:01:32 executing program 3: r0 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(r0) socket$kcm(0xa, 0x5, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) socket$kcm(0x29, 0x0, 0x0) bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x0, 0x10bd}, 0x2c) bpf$PROG_LOAD(0x5, &(0x7f00000ba000)={0xd, 0x5, &(0x7f0000346fc8)=@framed={{0x18, 0x0, 0xa0010000}, [@alu={0x8000000201a7f19, 0x0, 0x201a7fa6, 0x48, 0x1, 0x88}]}, &(0x7f0000000000)='GPL\x00', 0x0, 0xfb, &(0x7f00001a7f05)=""/251}, 0x14) [ 1380.939733] FAULT_INJECTION: forcing a failure. [ 1380.939733] name failslab, interval 1, probability 0, space 0, times 0 [ 1380.974237] CPU: 1 PID: 11864 Comm: syz-executor4 Not tainted 4.19.0-rc2+ #50 15:01:32 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) sendmsg(r0, &(0x7f0000000580)={0x0, 0x1100000000000000, &(0x7f00000001c0)=[{&(0x7f0000000380)="b5", 0x1}], 0x1, &(0x7f0000001740), 0x0, 0x4}, 0x20000040) [ 1380.981528] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1380.990882] Call Trace: [ 1380.993487] dump_stack+0x1c4/0x2b4 [ 1380.997146] ? dump_stack_print_info.cold.2+0x52/0x52 [ 1381.002364] should_fail.cold.4+0xa/0x17 [ 1381.006445] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 1381.011551] ? unwind_get_return_address+0x61/0xa0 [ 1381.016487] ? __save_stack_trace+0x8d/0xf0 [ 1381.020819] ? graph_lock+0x170/0x170 [ 1381.024635] ? graph_lock+0x170/0x170 [ 1381.028444] ? save_stack+0xa9/0xd0 [ 1381.032076] ? find_held_lock+0x36/0x1c0 [ 1381.036150] ? __lock_is_held+0xb5/0x140 [ 1381.040227] ? ___might_sleep+0x1ed/0x300 [ 1381.044381] ? arch_local_save_flags+0x40/0x40 [ 1381.048982] __should_failslab+0x124/0x180 [ 1381.053221] should_failslab+0x9/0x14 [ 1381.057023] kmem_cache_alloc_node_trace+0x270/0x740 [ 1381.062136] ? kasan_unpoison_shadow+0x35/0x50 [ 1381.066718] ? __lockdep_init_map+0x105/0x590 [ 1381.071224] __kmalloc_node+0x33/0x70 [ 1381.075046] kvmalloc_node+0x65/0xf0 [ 1381.078770] alloc_netdev_mqs+0xa1c/0xfe0 [ 1381.082923] ? free_netdev+0x440/0x440 [ 1381.086808] ? graph_lock+0x170/0x170 [ 1381.090628] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 1381.096167] ? refcount_sub_and_test_checked+0x203/0x310 [ 1381.101636] ? find_held_lock+0x36/0x1c0 [ 1381.105714] ? __might_fault+0x12b/0x1e0 [ 1381.109787] ? lock_downgrade+0x900/0x900 [ 1381.113940] ? lock_release+0x970/0x970 [ 1381.117917] ? arch_local_save_flags+0x40/0x40 [ 1381.122509] ? apparmor_cred_transfer+0x590/0x590 [ 1381.127353] ? trace_hardirqs_on_caller+0xc0/0x300 [ 1381.132286] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 1381.137844] br_add_bridge+0x34/0xf0 [ 1381.141563] br_ioctl_deviceless_stub+0x991/0xac0 [ 1381.146432] ? find_held_lock+0x36/0x1c0 [ 1381.150494] ? old_dev_ioctl.isra.2+0x20e0/0x20e0 [ 1381.155340] ? __fget+0x4aa/0x740 [ 1381.158795] ? lock_downgrade+0x900/0x900 [ 1381.162943] ? check_preemption_disabled+0x48/0x200 [ 1381.167968] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 1381.173770] ? kasan_check_read+0x11/0x20 [ 1381.177922] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 1381.183226] ? old_dev_ioctl.isra.2+0x20e0/0x20e0 [ 1381.188070] sock_ioctl+0x2d5/0x680 [ 1381.191705] ? dlci_ioctl_set+0x40/0x40 [ 1381.195681] ? ksys_dup3+0x680/0x680 [ 1381.199397] ? find_held_lock+0x36/0x1c0 [ 1381.203468] ? __mutex_unlock_slowpath+0x197/0x8c0 [ 1381.208415] ? dlci_ioctl_set+0x40/0x40 [ 1381.212396] do_vfs_ioctl+0x1de/0x1720 [ 1381.216286] ? __lock_is_held+0xb5/0x140 [ 1381.220355] ? ioctl_preallocate+0x300/0x300 [ 1381.224770] ? __fget_light+0x2e9/0x430 [ 1381.228750] ? fget_raw+0x20/0x20 [ 1381.232211] ? __sb_end_write+0xd9/0x110 [ 1381.236282] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 1381.241820] ? fput+0x130/0x1a0 [ 1381.245099] ? do_syscall_64+0x9a/0x820 [ 1381.249079] ? do_syscall_64+0x9a/0x820 [ 1381.253053] ? lockdep_hardirqs_on+0x421/0x5c0 [ 1381.257643] ? security_file_ioctl+0x94/0xc0 [ 1381.262057] ksys_ioctl+0xa9/0xd0 [ 1381.265517] __x64_sys_ioctl+0x73/0xb0 [ 1381.269412] do_syscall_64+0x1b9/0x820 [ 1381.273301] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 1381.278672] ? syscall_return_slowpath+0x5e0/0x5e0 [ 1381.283618] ? trace_hardirqs_off+0x300/0x300 [ 1381.288127] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 1381.293154] ? recalc_sigpending_tsk+0x180/0x180 [ 1381.297916] ? kasan_check_write+0x14/0x20 [ 1381.302161] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 1381.307357] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 1381.312546] RIP: 0033:0x457099 [ 1381.315741] Code: fd b4 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b4 fb ff c3 66 2e 0f 1f 84 00 00 00 00 15:01:33 executing program 0: bpf$MAP_UPDATE_ELEM(0x2, &(0x7f0000000300)={0xffffffffffffffff, &(0x7f0000000140)="1c2201d307d8b3f3f620fe3ec6fd3c6e09722d30986024db03b20384688a1db03553076bfb91ef4e0919768058a7c65284f2ecabbbf961711f56bd15e75f7a835c7893694e90f373b2da0080cf77703702bd9d9d15ca5daec9502cab6745", &(0x7f0000000200), 0x1}, 0x20) socketpair(0x1, 0x1, 0x0, &(0x7f0000000100)={0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_SET_FILTER(r0, 0x89f0, &(0x7f0000000300)='0\x00') 15:01:33 executing program 6: perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e6}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) bpf$MAP_DELETE_ELEM(0x3, &(0x7f0000000300)={0xffffffffffffffff, &(0x7f0000000240)}, 0x10) openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000180)="2f67726f75702e73746174003c23fb572a1f0294e6f378b41ad54b4d9d9a1f63f8785ad188a7e1c88875e05b18a4cb3a9cd12dcea440d899c22c652b3a471b4a7fa2f3fdf6e034d804e5f0df4b1dee483b157624c59c0100e89e6a357c000000", 0x2761, 0x0) 15:01:33 executing program 2: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000340)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(r0) close(r2) socket$kcm(0x2, 0x3, 0x2) ioctl$PERF_EVENT_IOC_SET_FILTER(r2, 0x8980, &(0x7f0000000380)="6e7230010060a19ef9d2c673d9a1571cb9e1369bcd61ef7e49793ae18712eceb1daa769497800b7fbbd35b170c10751d39aeb660d863e49b8c4f3b3cad48902b5b2d6cfd0abd372c63bcf5d70df3fd4d2e8d443c88c60fd7140fbc0e5637dd82fc3435bed4de5d693c9a781c863e05d8a6f8689a5be29216061f3ff53f8b6b396678e7ba155ef9152d7e43b1eccb2331eb8eb1ed5586dcf8b3b0b999361a44ff2c22c2abbef42dd24eabe6723346a6e46c0499a21442d8d00dcb57f013ff7595edd0ff076930de3675d34117a44eb0e4f832936da44e") 15:01:33 executing program 4 (fault-call:1 fault-nth:5): socketpair(0x1, 0x80002, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_SET_FILTER(r0, 0x89a0, &(0x7f0000000000)='%d') [ 1381.334641] RSP: 002b:00007f692aa02c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 1381.342350] RAX: ffffffffffffffda RBX: 00007f692aa036d4 RCX: 0000000000457099 [ 1381.349624] RDX: 0000000020000000 RSI: 00000000000089a0 RDI: 0000000000000003 [ 1381.356891] RBP: 00000000009300a0 R08: 0000000000000000 R09: 0000000000000000 [ 1381.364160] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000005 [ 1381.371427] R13: 00000000004cfe50 R14: 00000000004bec60 R15: 0000000000000004 15:01:33 executing program 7: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000340)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) bpf$MAP_CREATE(0x0, &(0x7f0000000080)={0x0, 0x800000000004, 0x4, 0x9, 0x0, 0xffffffffffffffff, 0x0, [0x5f]}, 0x2c) perf_event_open(&(0x7f0000000180)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x1a7b, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(r1) socket$kcm(0x2, 0x3, 0x2) ioctl$PERF_EVENT_IOC_SET_FILTER(r1, 0x8914, &(0x7f0000000380)="6e7230010060a19ef9d2c673d9a1571cb9e1369bcd61ef7e49793ae18712eceb1daa769497800b7fbbd35b170b10751d39aeb660d863e49b8c4f3b3cad48902b5b2d6cfd0abd372c63bcf5d70df3fd4d2e8d443c88c60fd7140fbc0e5637dd82fc3435bed4de5d693c9a781c863e05d8a6f8689a5be29216061f3ff53f8b6b396678e7ba155ef9152d7e43b1eccb2331eb8eb1ed5586dcf8b3b0b999361a44ff2c22c2abbef42dd24eabe6723346a6e46c0499a21442d8d00dcb57f013ff7595edd0ff076930de3675d34117a44eb0e4f832936da44e") r2 = openat$tun(0xffffffffffffff9c, &(0x7f0000000140)='/dev/net/tun\x00', 0x0, 0x0) ioctl$TUNSETIFF(r2, 0x400454ca, &(0x7f0000000040)={"6e72300100", 0x801}) ioctl$TUNSETLINK(r2, 0x400454cd, 0x308) perf_event_open(&(0x7f000025c000)={0x0, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000001, 0x0, 0x2161f870, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) sendmsg(0xffffffffffffffff, &(0x7f0000000440)={&(0x7f0000000200)=@ax25={0x3, {"b8738e610d62ed"}}, 0x80, &(0x7f0000000040), 0x0, 0x0, 0x0, 0x4}, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(0xffffffffffffffff, 0x2400, 0x0) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f00000002c0)={0xffffffffffffffff, &(0x7f0000000300), &(0x7f0000000280)}, 0x20) openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000000)='rdma.current\x00', 0x0, 0x0) 15:01:33 executing program 3: r0 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(r0) socket$kcm(0xa, 0x5, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) socket$kcm(0x29, 0x0, 0x0) bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x0, 0x10bd}, 0x2c) bpf$PROG_LOAD(0x5, &(0x7f00000ba000)={0xd, 0x5, &(0x7f0000346fc8)=@framed={{0x18, 0x0, 0x19b82b}, [@alu={0x8000000201a7f19, 0x0, 0x201a7fa6, 0x48, 0x1, 0x88}]}, &(0x7f0000000000)='GPL\x00', 0x0, 0xfb, &(0x7f00001a7f05)=""/251}, 0x14) 15:01:33 executing program 5: r0 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(r0) socket$kcm(0xa, 0x5, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) perf_event_open(&(0x7f000025c000)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(0xffffffffffffffff) socket$kcm(0x29, 0x0, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(0xffffffffffffffff, 0x2400, 0x0) bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x0, 0x10bd}, 0x2c) bpf$PROG_LOAD(0x5, &(0x7f00000ba000)={0xd, 0x5, &(0x7f0000346fc8)=@framed={{}, [@alu={0x8000000201a7f19, 0x0, 0x201a7fa6, 0x48, 0x1}], {0x95, 0xa0000000}}, &(0x7f0000000000)='GPL\x00', 0x0, 0xfb, &(0x7f00001a7f05)=""/251}, 0x14) 15:01:33 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) sendmsg(r0, &(0x7f0000000580)={0x0, 0xa0010000, &(0x7f00000001c0)=[{&(0x7f0000000380)="b5", 0x1}], 0x1, &(0x7f0000001740), 0x0, 0x4}, 0x20000040) [ 1381.718896] FAULT_INJECTION: forcing a failure. [ 1381.718896] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 1381.745939] CPU: 1 PID: 11895 Comm: syz-executor4 Not tainted 4.19.0-rc2+ #50 [ 1381.753229] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1381.762615] Call Trace: [ 1381.765205] dump_stack+0x1c4/0x2b4 [ 1381.768838] ? dump_stack_print_info.cold.2+0x52/0x52 [ 1381.774037] ? lock_downgrade+0x900/0x900 [ 1381.778203] ? check_preemption_disabled+0x48/0x200 [ 1381.783246] should_fail.cold.4+0xa/0x17 [ 1381.787327] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 1381.792439] ? debug_smp_processor_id+0x1c/0x20 [ 1381.792510] ? perf_trace_lock_acquire+0x15b/0x800 [ 1381.792537] ? __kernel_text_address+0xd/0x40 [ 1381.806628] ? unwind_get_return_address+0x61/0xa0 [ 1381.811575] ? __save_stack_trace+0x8d/0xf0 [ 1381.815959] ? graph_lock+0x170/0x170 [ 1381.819784] ? save_stack+0xa9/0xd0 [ 1381.823441] ? lock_acquire+0x1ed/0x520 [ 1381.827435] ? rtnl_lock_killable+0x17/0x20 [ 1381.831786] __alloc_pages_nodemask+0x34b/0xde0 [ 1381.836483] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 1381.841527] ? __mutex_lock+0x872/0x1710 [ 1381.845615] ? __kmalloc_node+0x33/0x70 [ 1381.849620] ? rtnl_lock_killable+0x17/0x20 [ 1381.853962] ? kasan_unpoison_shadow+0x35/0x50 [ 1381.858559] ? mutex_trylock+0x2b0/0x2b0 [ 1381.862652] ? graph_lock+0x170/0x170 [ 1381.866470] ? memset+0x31/0x40 [ 1381.869772] ? xdp_rxq_info_reg+0x11a/0x1b0 [ 1381.874102] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 1381.879663] alloc_pages_current+0x10c/0x210 [ 1381.884083] get_zeroed_page+0x14/0x50 [ 1381.887982] dev_alloc_name_ns+0x189/0x650 [ 1381.892226] ? __dev_get_by_name+0x170/0x170 [ 1381.896648] ? arch_local_save_flags+0x40/0x40 [ 1381.901236] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 1381.906774] ? rtnl_is_locked+0xb5/0xf0 [ 1381.910762] dev_get_valid_name+0x6e/0xe0 [ 1381.914915] register_netdevice+0x2b7/0x10f0 [ 1381.919326] ? lock_release+0x970/0x970 [ 1381.923301] ? arch_local_save_flags+0x40/0x40 [ 1381.927887] ? netdev_change_features+0x110/0x110 [ 1381.932730] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 1381.938289] register_netdev+0x30/0x50 [ 1381.942184] br_add_bridge+0x9b/0xf0 [ 1381.945900] br_ioctl_deviceless_stub+0x991/0xac0 [ 1381.950750] ? find_held_lock+0x36/0x1c0 [ 1381.954813] ? old_dev_ioctl.isra.2+0x20e0/0x20e0 [ 1381.959663] ? __fget+0x4aa/0x740 [ 1381.963126] ? lock_downgrade+0x900/0x900 [ 1381.967281] ? check_preemption_disabled+0x48/0x200 [ 1381.972306] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 1381.978104] ? kasan_check_read+0x11/0x20 [ 1381.982264] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 1381.987565] ? old_dev_ioctl.isra.2+0x20e0/0x20e0 [ 1381.992425] sock_ioctl+0x2d5/0x680 [ 1381.996058] ? dlci_ioctl_set+0x40/0x40 [ 1382.000032] ? ksys_dup3+0x680/0x680 [ 1382.003753] ? find_held_lock+0x36/0x1c0 [ 1382.007824] ? __mutex_unlock_slowpath+0x197/0x8c0 [ 1382.012767] ? dlci_ioctl_set+0x40/0x40 [ 1382.016747] do_vfs_ioctl+0x1de/0x1720 [ 1382.020637] ? __lock_is_held+0xb5/0x140 [ 1382.024719] ? ioctl_preallocate+0x300/0x300 [ 1382.029135] ? __fget_light+0x2e9/0x430 [ 1382.033119] ? fget_raw+0x20/0x20 [ 1382.036577] ? __sb_end_write+0xd9/0x110 [ 1382.040667] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 1382.046203] ? fput+0x130/0x1a0 [ 1382.049490] ? do_syscall_64+0x9a/0x820 [ 1382.053468] ? do_syscall_64+0x9a/0x820 [ 1382.057447] ? lockdep_hardirqs_on+0x421/0x5c0 [ 1382.062038] ? security_file_ioctl+0x94/0xc0 [ 1382.066453] ksys_ioctl+0xa9/0xd0 [ 1382.069914] __x64_sys_ioctl+0x73/0xb0 [ 1382.073804] do_syscall_64+0x1b9/0x820 [ 1382.077693] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 1382.083062] ? syscall_return_slowpath+0x5e0/0x5e0 [ 1382.087996] ? trace_hardirqs_off+0x300/0x300 [ 1382.092498] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 1382.097514] ? recalc_sigpending_tsk+0x180/0x180 [ 1382.102277] ? kasan_check_write+0x14/0x20 [ 1382.106522] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 1382.111378] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 1382.116566] RIP: 0033:0x457099 [ 1382.119772] Code: fd b4 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b4 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 1382.138674] RSP: 002b:00007f692aa02c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 1382.146385] RAX: ffffffffffffffda RBX: 00007f692aa036d4 RCX: 0000000000457099 [ 1382.153651] RDX: 0000000020000000 RSI: 00000000000089a0 RDI: 0000000000000003 [ 1382.160920] RBP: 00000000009300a0 R08: 0000000000000000 R09: 0000000000000000 [ 1382.168189] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000005 [ 1382.175465] R13: 00000000004cfe50 R14: 00000000004bec60 R15: 0000000000000005 15:01:34 executing program 4 (fault-call:1 fault-nth:6): socketpair(0x1, 0x80002, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_SET_FILTER(r0, 0x89a0, &(0x7f0000000000)='%d') 15:01:34 executing program 0: bpf$MAP_CREATE(0x0, &(0x7f0000000200)={0x0, 0x0, 0x0, 0x0, 0x100}, 0x2c) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f0000000300)={0xffffffffffffffff, &(0x7f0000000140)="1c2201d307d8b3f3f620fe3ec6fd3c6e09722d30986024db03b20384688a1db03553076bfb91ef4e0919768058a7c65284f2ecabbbf961711f56bd15e75f7a835c7893694e90f373b2da0080cf77703702bd9d9d15ca5daec9502cab6745", &(0x7f0000000200), 0x1}, 0x20) socketpair(0x1, 0x1, 0x0, &(0x7f0000000100)={0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_SET_FILTER(r0, 0x89f0, &(0x7f0000000300)='0\x00') 15:01:34 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) sendmsg(r0, &(0x7f0000000580)={0x0, 0x2000000, &(0x7f00000001c0)=[{&(0x7f0000000380)="b5", 0x1}], 0x1, &(0x7f0000001740), 0x0, 0x4}, 0x20000040) 15:01:34 executing program 6: perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e6}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) bpf$MAP_DELETE_ELEM(0x3, &(0x7f0000000300)={0xffffffffffffffff, &(0x7f0000000240)}, 0x10) openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000180)="2f67726f75702e73746174003c23fb572a1f0294e6f378b41ad54b4d9d9a1f63f8785ad188a7e1c88875e05b18a4cb3a9cd12dcea440d899c22c652b3a471b4a7fa2f3fdf6e034d804e5f0df4b1dee483b157624c59c0100e89e6a357c00000a", 0x2761, 0x0) 15:01:34 executing program 3: r0 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(r0) socket$kcm(0xa, 0x5, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) socket$kcm(0x29, 0x0, 0x0) bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x0, 0x10bd}, 0x2c) bpf$PROG_LOAD(0x5, &(0x7f00000ba000)={0xd, 0x5, &(0x7f0000346fc8)=@framed={{0x18, 0x0, 0x6300}, [@alu={0x8000000201a7f19, 0x0, 0x201a7fa6, 0x48, 0x1, 0x88}]}, &(0x7f0000000000)='GPL\x00', 0x0, 0xfb, &(0x7f00001a7f05)=""/251}, 0x14) 15:01:34 executing program 2: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000340)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) r1 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(r1) socket$kcm(0x2, 0x100000000000003, 0x2) ioctl$PERF_EVENT_IOC_SET_FILTER(r1, 0x8980, &(0x7f0000000380)="6e7230010060a19ef9d2c673d9a1571cb9e1369bcd61ef7e49793ae18712eceb1daa769497800b7fbbd35b170c10751d39aeb660d863e49b8c4f3b3cad48902b5b2d6cfd0abd372c63bcf5d70df3fd4d2e8d443c88c60fd7140fbc0e5637dd82fc3435bed4de5d693c9a781c863e05d8a6f8689a5be29216061f3ff53f8b6b396678e7ba155ef9152d7e43b1eccb2331eb8eb1ed5586dcf8b3b0b999361a44ff2c22c2abbef42dd24eabe6723346a6e46c0499a21442d8d00dcb57f013ff7595edd0ff076930de3675d34117a44eb0e4f832936da44e") 15:01:34 executing program 5: r0 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(r0) socket$kcm(0xa, 0x5, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) perf_event_open(&(0x7f000025c000)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(0xffffffffffffffff) socket$kcm(0x29, 0x0, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(0xffffffffffffffff, 0x2400, 0x0) bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x0, 0x10bd}, 0x2c) bpf$PROG_LOAD(0x5, &(0x7f00000ba000)={0xd, 0x5, &(0x7f0000346fc8)=@framed={{}, [@alu={0x8000000201a7f19, 0x0, 0x201a7fa6, 0x48, 0x1}], {0x95, 0x1000000000000}}, &(0x7f0000000000)='GPL\x00', 0x0, 0xfb, &(0x7f00001a7f05)=""/251}, 0x14) 15:01:34 executing program 7: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000340)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) bpf$MAP_CREATE(0x0, &(0x7f0000000080)={0x0, 0x800000000004, 0x4, 0x9, 0x0, 0xffffffffffffffff, 0x0, [0x5f]}, 0x2c) perf_event_open(&(0x7f0000000180)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x1a7b, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(r1) socket$kcm(0x2, 0x3, 0x2) ioctl$PERF_EVENT_IOC_SET_FILTER(r1, 0x8914, &(0x7f0000000380)="6e7230010060a19ef9d2c673d9a1571cb9e1369bcd61ef7e49793ae18712eceb1daa769497800b7fbbd35b170d10751d39aeb660d863e49b8c4f3b3cad48902b5b2d6cfd0abd372c63bcf5d70df3fd4d2e8d443c88c60fd7140fbc0e5637dd82fc3435bed4de5d693c9a781c863e05d8a6f8689a5be29216061f3ff53f8b6b396678e7ba155ef9152d7e43b1eccb2331eb8eb1ed5586dcf8b3b0b999361a44ff2c22c2abbef42dd24eabe6723346a6e46c0499a21442d8d00dcb57f013ff7595edd0ff076930de3675d34117a44eb0e4f832936da44e") r2 = openat$tun(0xffffffffffffff9c, &(0x7f0000000140)='/dev/net/tun\x00', 0x0, 0x0) ioctl$TUNSETIFF(r2, 0x400454ca, &(0x7f0000000040)={"6e72300100", 0x801}) ioctl$TUNSETLINK(r2, 0x400454cd, 0x308) perf_event_open(&(0x7f000025c000)={0x0, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000001, 0x0, 0x2161f870, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) sendmsg(0xffffffffffffffff, &(0x7f0000000440)={&(0x7f0000000200)=@ax25={0x3, {"b8738e610d62ed"}}, 0x80, &(0x7f0000000040), 0x0, 0x0, 0x0, 0x4}, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(0xffffffffffffffff, 0x2400, 0x0) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f00000002c0)={0xffffffffffffffff, &(0x7f0000000300), &(0x7f0000000280)}, 0x20) openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000000)='rdma.current\x00', 0x0, 0x0) 15:01:34 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) sendmsg(r0, &(0x7f0000000580)={0x0, 0x803e000000000000, &(0x7f00000001c0)=[{&(0x7f0000000380)="b5", 0x1}], 0x1, &(0x7f0000001740), 0x0, 0x4}, 0x20000040) [ 1382.422896] FAULT_INJECTION: forcing a failure. [ 1382.422896] name failslab, interval 1, probability 0, space 0, times 0 [ 1382.435286] CPU: 0 PID: 11923 Comm: syz-executor4 Not tainted 4.19.0-rc2+ #50 [ 1382.442577] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1382.451942] Call Trace: [ 1382.454515] dump_stack+0x1c4/0x2b4 [ 1382.458130] ? dump_stack_print_info.cold.2+0x52/0x52 [ 1382.463314] should_fail.cold.4+0xa/0x17 [ 1382.467376] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 1382.472480] ? __mutex_unlock_slowpath+0x430/0x8c0 [ 1382.477398] ? graph_lock+0x170/0x170 [ 1382.481187] ? graph_lock+0x170/0x170 [ 1382.484977] ? kasan_check_read+0x11/0x20 [ 1382.489113] ? do_raw_spin_unlock+0xa7/0x2f0 [ 1382.493508] ? do_raw_spin_trylock+0x1c0/0x1c0 [ 1382.498100] ? find_held_lock+0x36/0x1c0 [ 1382.502157] ? __lock_is_held+0xb5/0x140 [ 1382.506221] ? ___might_sleep+0x1ed/0x300 [ 1382.510359] ? check_preemption_disabled+0x48/0x200 [ 1382.515361] ? arch_local_save_flags+0x40/0x40 [ 1382.519938] __should_failslab+0x124/0x180 [ 1382.524160] should_failslab+0x9/0x14 [ 1382.527951] kmem_cache_alloc_node_trace+0x270/0x740 [ 1382.533042] ? lockdep_init_map+0x9/0x10 [ 1382.537091] __kmalloc_node+0x33/0x70 [ 1382.540880] kvmalloc_node+0x65/0xf0 [ 1382.544580] bucket_table_alloc+0x9a/0x4e0 [ 1382.548813] ? rhashtable_insert_one.part.11+0xb30/0xb30 [ 1382.554249] ? __lockdep_init_map+0x105/0x590 [ 1382.558730] ? snprintf+0xae/0xe0 [ 1382.562170] rhashtable_init+0x530/0xa80 [ 1382.566224] ? rhashtable_rehash_alloc+0x100/0x100 [ 1382.571145] ? dev_alloc_name_ns+0x4bc/0x650 [ 1382.575540] ? __dev_get_by_name+0x170/0x170 [ 1382.579936] ? arch_local_save_flags+0x40/0x40 [ 1382.584505] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 1382.589514] ? find_next_bit+0x104/0x130 [ 1382.593569] br_fdb_hash_init+0x20/0x30 [ 1382.597536] br_dev_init+0xec/0x2a0 [ 1382.601150] ? br_dev_uninit+0x70/0x70 [ 1382.605036] register_netdevice+0x332/0x10f0 [ 1382.609449] ? lock_release+0x970/0x970 [ 1382.613424] ? netdev_change_features+0x110/0x110 [ 1382.618251] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 1382.623785] register_netdev+0x30/0x50 [ 1382.627657] br_add_bridge+0x9b/0xf0 [ 1382.631355] br_ioctl_deviceless_stub+0x991/0xac0 [ 1382.636185] ? find_held_lock+0x36/0x1c0 [ 1382.640250] ? old_dev_ioctl.isra.2+0x20e0/0x20e0 [ 1382.645084] ? __fget+0x4aa/0x740 [ 1382.648522] ? lock_downgrade+0x900/0x900 [ 1382.652657] ? check_preemption_disabled+0x48/0x200 [ 1382.657666] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 1382.663450] ? kasan_check_read+0x11/0x20 [ 1382.667584] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 1382.672868] ? old_dev_ioctl.isra.2+0x20e0/0x20e0 [ 1382.677697] sock_ioctl+0x2d5/0x680 [ 1382.681310] ? dlci_ioctl_set+0x40/0x40 [ 1382.685268] ? ksys_dup3+0x680/0x680 [ 1382.688968] ? find_held_lock+0x36/0x1c0 [ 1382.693019] ? __mutex_unlock_slowpath+0x197/0x8c0 [ 1382.697938] ? dlci_ioctl_set+0x40/0x40 [ 1382.701897] do_vfs_ioctl+0x1de/0x1720 [ 1382.705768] ? __lock_is_held+0xb5/0x140 [ 1382.709818] ? ioctl_preallocate+0x300/0x300 [ 1382.714211] ? __fget_light+0x2e9/0x430 [ 1382.718170] ? fget_raw+0x20/0x20 [ 1382.721646] ? __sb_end_write+0xd9/0x110 [ 1382.725702] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 1382.731221] ? fput+0x130/0x1a0 [ 1382.734487] ? do_syscall_64+0x9a/0x820 [ 1382.738444] ? do_syscall_64+0x9a/0x820 [ 1382.742406] ? lockdep_hardirqs_on+0x421/0x5c0 [ 1382.746974] ? security_file_ioctl+0x94/0xc0 [ 1382.751374] ksys_ioctl+0xa9/0xd0 [ 1382.754816] __x64_sys_ioctl+0x73/0xb0 [ 1382.758693] do_syscall_64+0x1b9/0x820 [ 1382.762566] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 1382.767915] ? syscall_return_slowpath+0x5e0/0x5e0 [ 1382.772833] ? trace_hardirqs_off+0x300/0x300 [ 1382.777314] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 1382.782315] ? recalc_sigpending_tsk+0x180/0x180 [ 1382.787059] ? kasan_check_write+0x14/0x20 [ 1382.791296] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 1382.796132] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 1382.801305] RIP: 0033:0x457099 [ 1382.804484] Code: fd b4 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b4 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 1382.823370] RSP: 002b:00007f692aa02c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 1382.831062] RAX: ffffffffffffffda RBX: 00007f692aa036d4 RCX: 0000000000457099 [ 1382.838331] RDX: 0000000020000000 RSI: 00000000000089a0 RDI: 0000000000000003 [ 1382.845584] RBP: 00000000009300a0 R08: 0000000000000000 R09: 0000000000000000 [ 1382.852851] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000005 [ 1382.860105] R13: 00000000004cfe50 R14: 00000000004bec60 R15: 0000000000000006 15:01:34 executing program 0: bpf$MAP_CREATE(0x0, &(0x7f0000000200)={0xf}, 0x2c) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f0000000300)={0xffffffffffffffff, &(0x7f0000000140)="1c2201d307d8b3f3f620fe3ec6fd3c6e09722d30986024db03b20384688a1db03553076bfb91ef4e0919768058a7c65284f2ecabbbf961711f56bd15e75f7a835c7893694e90f373b2da0080cf77703702bd9d9d15ca5daec9502cab6745", &(0x7f0000000200), 0x1}, 0x20) socketpair(0x1, 0x1, 0x0, &(0x7f0000000100)={0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_SET_FILTER(r0, 0x89f0, &(0x7f0000000300)='0\x00') 15:01:34 executing program 4 (fault-call:1 fault-nth:7): socketpair(0x1, 0x80002, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_SET_FILTER(r0, 0x89a0, &(0x7f0000000000)='%d') [ 1383.143819] FAULT_INJECTION: forcing a failure. [ 1383.143819] name failslab, interval 1, probability 0, space 0, times 0 [ 1383.161358] CPU: 1 PID: 11958 Comm: syz-executor4 Not tainted 4.19.0-rc2+ #50 [ 1383.168656] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1383.178010] Call Trace: [ 1383.180631] dump_stack+0x1c4/0x2b4 [ 1383.184280] ? dump_stack_print_info.cold.2+0x52/0x52 [ 1383.189487] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 1383.194776] ? rcu_bh_qs+0xc0/0xc0 [ 1383.198345] should_fail.cold.4+0xa/0x17 [ 1383.202422] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 1383.207526] ? is_bpf_text_address+0xd3/0x170 [ 1383.212016] ? kernel_text_address+0x79/0xf0 [ 1383.216431] ? graph_lock+0x170/0x170 [ 1383.220244] ? unwind_get_return_address+0x61/0xa0 [ 1383.225181] ? __save_stack_trace+0x8d/0xf0 [ 1383.229515] ? graph_lock+0x170/0x170 [ 1383.233330] ? find_held_lock+0x36/0x1c0 [ 1383.237394] ? __lock_is_held+0xb5/0x140 [ 1383.241469] ? ___might_sleep+0x1ed/0x300 [ 1383.245625] ? arch_local_save_flags+0x40/0x40 [ 1383.250214] ? check_preemption_disabled+0x48/0x200 [ 1383.255261] __should_failslab+0x124/0x180 [ 1383.259519] should_failslab+0x9/0x14 [ 1383.263325] kmem_cache_alloc_node_trace+0x270/0x740 [ 1383.268433] ? __kmalloc_node+0x33/0x70 [ 1383.272406] ? __kmalloc_node+0x33/0x70 [ 1383.276434] __kmalloc_node+0x33/0x70 [ 1383.280257] kvmalloc_node+0x65/0xf0 [ 1383.283979] __alloc_bucket_spinlocks+0x62/0x160 [ 1383.288742] bucket_table_alloc+0x17e/0x4e0 [ 1383.293076] ? rhashtable_insert_one.part.11+0xb30/0xb30 [ 1383.298533] ? __lockdep_init_map+0x105/0x590 [ 1383.303029] ? snprintf+0xae/0xe0 [ 1383.306780] rhashtable_init+0x530/0xa80 [ 1383.310848] ? rhashtable_rehash_alloc+0x100/0x100 [ 1383.315780] ? dev_alloc_name_ns+0x4bc/0x650 [ 1383.320194] ? __dev_get_by_name+0x170/0x170 [ 1383.324617] ? arch_local_save_flags+0x40/0x40 [ 1383.329204] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 1383.334219] ? find_next_bit+0x104/0x130 [ 1383.338291] br_fdb_hash_init+0x20/0x30 [ 1383.342265] br_dev_init+0xec/0x2a0 [ 1383.345893] ? br_dev_uninit+0x70/0x70 [ 1383.349782] register_netdevice+0x332/0x10f0 [ 1383.354198] ? lock_release+0x970/0x970 [ 1383.358178] ? netdev_change_features+0x110/0x110 [ 1383.363026] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 1383.368602] register_netdev+0x30/0x50 [ 1383.372503] br_add_bridge+0x9b/0xf0 [ 1383.376348] br_ioctl_deviceless_stub+0x991/0xac0 [ 1383.381221] ? find_held_lock+0x36/0x1c0 [ 1383.385303] ? old_dev_ioctl.isra.2+0x20e0/0x20e0 [ 1383.390152] ? __fget+0x4aa/0x740 [ 1383.393614] ? lock_downgrade+0x900/0x900 [ 1383.397778] ? check_preemption_disabled+0x48/0x200 [ 1383.402824] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 1383.408631] ? kasan_check_read+0x11/0x20 [ 1383.412783] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 1383.418082] ? old_dev_ioctl.isra.2+0x20e0/0x20e0 [ 1383.422928] sock_ioctl+0x2d5/0x680 [ 1383.426561] ? dlci_ioctl_set+0x40/0x40 [ 1383.430544] ? ksys_dup3+0x680/0x680 [ 1383.434258] ? find_held_lock+0x36/0x1c0 [ 1383.438811] ? __mutex_unlock_slowpath+0x197/0x8c0 [ 1383.443747] ? dlci_ioctl_set+0x40/0x40 [ 1383.447728] do_vfs_ioctl+0x1de/0x1720 [ 1383.451622] ? __lock_is_held+0xb5/0x140 [ 1383.455690] ? ioctl_preallocate+0x300/0x300 [ 1383.460104] ? __fget_light+0x2e9/0x430 [ 1383.464089] ? fget_raw+0x20/0x20 [ 1383.467551] ? __sb_end_write+0xd9/0x110 [ 1383.471628] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 1383.477166] ? fput+0x130/0x1a0 [ 1383.480448] ? do_syscall_64+0x9a/0x820 [ 1383.484424] ? do_syscall_64+0x9a/0x820 [ 1383.488399] ? lockdep_hardirqs_on+0x421/0x5c0 [ 1383.492984] ? security_file_ioctl+0x94/0xc0 [ 1383.497398] ksys_ioctl+0xa9/0xd0 [ 1383.500859] __x64_sys_ioctl+0x73/0xb0 [ 1383.504761] do_syscall_64+0x1b9/0x820 [ 1383.508649] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 1383.514015] ? syscall_return_slowpath+0x5e0/0x5e0 [ 1383.518950] ? trace_hardirqs_off+0x300/0x300 [ 1383.523448] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 1383.528462] ? recalc_sigpending_tsk+0x180/0x180 [ 1383.533220] ? kasan_check_write+0x14/0x20 [ 1383.537459] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 1383.542312] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 1383.547496] RIP: 0033:0x457099 [ 1383.550691] Code: fd b4 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b4 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 1383.569601] RSP: 002b:00007f692aa02c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 1383.577315] RAX: ffffffffffffffda RBX: 00007f692aa036d4 RCX: 0000000000457099 [ 1383.584584] RDX: 0000000020000000 RSI: 00000000000089a0 RDI: 0000000000000003 15:01:35 executing program 2: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000340)={0xffffffffffffffff, 0xffffffffffffffff}) close(r0) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) r1 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r2 = bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f0000000040)={&(0x7f0000000000)="26172d6c6f2b2d00", 0xffffffffffffff9c}, 0x10) mkdirat$cgroup(r2, &(0x7f0000000080)='syz1\x00', 0x1ff) close(r1) socket$kcm(0x2, 0x3, 0x2) ioctl$PERF_EVENT_IOC_SET_FILTER(r1, 0x8980, &(0x7f0000000380)="6e7230010060a19ef9d2c673d9a1571cb9e1369bcd61ef7e49793ae18712eceb1daa769497800b7fbbd35b170c10751d39aeb660d863e49b8c4f3b3cad48902b5b2d6cfd0abd372c63bcf5d70df3fd4d2e8d443c88c60fd7140fbc0e5637dd82fc3435bed4de5d693c9a781c863e05d8a6f8689a5be29216061f3ff53f8b6b396678e7ba155ef9152d7e43b1eccb2331eb8eb1ed5586dcf8b3b0b999361a44ff2c22c2abbef42dd24eabe6723346a6e46c0499a21442d8d00dcb57f013ff7595edd0ff076930de3675d34117a44eb0e4f832936da44e") 15:01:35 executing program 6: perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e6}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) bpf$MAP_DELETE_ELEM(0x3, &(0x7f0000000300)={0xffffffffffffffff, &(0x7f0000000240)}, 0x10) openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000180)="2f67726f75702e73746174003c23fb572a1f0294e6f378b41ad54b4d9d9a1f63f8785ad188a7e1c88875e05b18a4cb3a9cd12dcea440d899c22c652b3a471b4a7fa2f3fdf6e034d804e5f0df4b1dee483b157624c59c0100e89e6a357c000000", 0x2761, 0x0) 15:01:35 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) sendmsg(r0, &(0x7f0000000580)={0x0, 0xffffff7f00000000, &(0x7f00000001c0)=[{&(0x7f0000000380)="b5", 0x1}], 0x1, &(0x7f0000001740), 0x0, 0x4}, 0x20000040) 15:01:35 executing program 5: r0 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(r0) socket$kcm(0xa, 0x5, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) perf_event_open(&(0x7f000025c000)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(0xffffffffffffffff) socket$kcm(0x29, 0x0, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(0xffffffffffffffff, 0x2400, 0x0) bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x0, 0x10bd}, 0x2c) bpf$PROG_LOAD(0x5, &(0x7f00000ba000)={0xd, 0x5, &(0x7f0000346fc8)=@framed={{}, [@alu={0x8000000201a7f19, 0x0, 0x201a7fa6, 0x48, 0x1}], {0x95, 0x3f00000000000000}}, &(0x7f0000000000)='GPL\x00', 0x0, 0xfb, &(0x7f00001a7f05)=""/251}, 0x14) 15:01:35 executing program 0: bpf$MAP_CREATE(0x0, &(0x7f0000000200)={0xf}, 0x2c) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f0000000300)={0xffffffffffffffff, &(0x7f0000000140), &(0x7f0000000200), 0x1}, 0x20) socketpair(0x1, 0x1, 0x0, &(0x7f0000000100)={0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_SET_FILTER(r0, 0x89f0, &(0x7f0000000300)='0\x00') [ 1383.591860] RBP: 00000000009300a0 R08: 0000000000000000 R09: 0000000000000000 [ 1383.599186] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000005 [ 1383.606455] R13: 00000000004cfe50 R14: 00000000004bec60 R15: 0000000000000007 15:01:35 executing program 3: r0 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(r0) socket$kcm(0xa, 0x5, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) socket$kcm(0x29, 0x0, 0x0) bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x0, 0x10bd}, 0x2c) bpf$PROG_LOAD(0x5, &(0x7f00000ba000)={0xd, 0x5, &(0x7f0000346fc8)=@framed={{0x18, 0x0, 0xffffff9f}, [@alu={0x8000000201a7f19, 0x0, 0x201a7fa6, 0x48, 0x1, 0x88}]}, &(0x7f0000000000)='GPL\x00', 0x0, 0xfb, &(0x7f00001a7f05)=""/251}, 0x14) 15:01:35 executing program 4 (fault-call:1 fault-nth:8): socketpair(0x1, 0x80002, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_SET_FILTER(r0, 0x89a0, &(0x7f0000000000)='%d') 15:01:35 executing program 7: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000340)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) bpf$MAP_CREATE(0x0, &(0x7f0000000080)={0x0, 0x800000000004, 0x4, 0x9, 0x0, 0xffffffffffffffff, 0x0, [0x5f]}, 0x2c) perf_event_open(&(0x7f0000000180)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x1a7b, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(r1) socket$kcm(0x2, 0x3, 0x2) ioctl$PERF_EVENT_IOC_SET_FILTER(r1, 0x8914, &(0x7f0000000380)="6e7230010060a19ef9d2c673d9a1571cb9e1369bcd61ef7e49793ae18712eceb1daa769497800b7fbbd35b173410751d39aeb660d863e49b8c4f3b3cad48902b5b2d6cfd0abd372c63bcf5d70df3fd4d2e8d443c88c60fd7140fbc0e5637dd82fc3435bed4de5d693c9a781c863e05d8a6f8689a5be29216061f3ff53f8b6b396678e7ba155ef9152d7e43b1eccb2331eb8eb1ed5586dcf8b3b0b999361a44ff2c22c2abbef42dd24eabe6723346a6e46c0499a21442d8d00dcb57f013ff7595edd0ff076930de3675d34117a44eb0e4f832936da44e") r2 = openat$tun(0xffffffffffffff9c, &(0x7f0000000140)='/dev/net/tun\x00', 0x0, 0x0) ioctl$TUNSETIFF(r2, 0x400454ca, &(0x7f0000000040)={"6e72300100", 0x801}) ioctl$TUNSETLINK(r2, 0x400454cd, 0x308) perf_event_open(&(0x7f000025c000)={0x0, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000001, 0x0, 0x2161f870, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) sendmsg(0xffffffffffffffff, &(0x7f0000000440)={&(0x7f0000000200)=@ax25={0x3, {"b8738e610d62ed"}}, 0x80, &(0x7f0000000040), 0x0, 0x0, 0x0, 0x4}, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(0xffffffffffffffff, 0x2400, 0x0) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f00000002c0)={0xffffffffffffffff, &(0x7f0000000300), &(0x7f0000000280)}, 0x20) openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000000)='rdma.current\x00', 0x0, 0x0) 15:01:35 executing program 2: r0 = openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000000)='cpuset.effective_cpus\x00', 0x0, 0x0) ioctl$PERF_EVENT_IOC_RESET(r0, 0x2403, 0x68a7) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000340)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(r2) socket$kcm(0x2, 0x3, 0x2) ioctl$PERF_EVENT_IOC_SET_FILTER(r2, 0x8980, &(0x7f0000000380)="6e7230010060a19ef9d2c673d9a1571cb9e1369bcd61ef7e49793ae18712eceb1daa769497800b7fbbd35b170c10751d39aeb660d863e49b8c4f3b3cad48902b5b2d6cfd0abd372c63bcf5d70df3fd4d2e8d443c88c60fd7140fbc0e5637dd82fc3435bed4de5d693c9a781c863e05d8a6f8689a5be29216061f3ff53f8b6b396678e7ba155ef9152d7e43b1eccb2331eb8eb1ed5586dcf8b3b0b999361a44ff2c22c2abbef42dd24eabe6723346a6e46c0499a21442d8d00dcb57f013ff7595edd0ff076930de3675d34117a44eb0e4f832936da44e") [ 1383.943562] FAULT_INJECTION: forcing a failure. [ 1383.943562] name failslab, interval 1, probability 0, space 0, times 0 [ 1383.960354] CPU: 0 PID: 11990 Comm: syz-executor4 Not tainted 4.19.0-rc2+ #50 [ 1383.967653] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1383.977010] Call Trace: [ 1383.979587] dump_stack+0x1c4/0x2b4 [ 1383.983236] ? dump_stack_print_info.cold.2+0x52/0x52 [ 1383.988438] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 1383.993550] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 1383.998683] ? lockdep_hardirqs_on+0x421/0x5c0 [ 1384.003276] should_fail.cold.4+0xa/0x17 [ 1384.007336] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 1384.012782] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 1384.017883] ? kasan_check_write+0x14/0x20 [ 1384.022123] ? graph_lock+0x170/0x170 [ 1384.025910] ? __debug_object_init+0x57d/0x1290 [ 1384.030578] ? __lock_is_held+0xb5/0x140 [ 1384.034661] ? graph_lock+0x170/0x170 [ 1384.038468] ? debug_object_free+0x690/0x690 [ 1384.042882] ? find_held_lock+0x36/0x1c0 [ 1384.046946] ? __lock_is_held+0xb5/0x140 [ 1384.051024] ? ___might_sleep+0x1ed/0x300 [ 1384.055175] ? arch_local_save_flags+0x40/0x40 [ 1384.059756] ? __alloc_bucket_spinlocks+0x133/0x160 [ 1384.064785] __should_failslab+0x124/0x180 [ 1384.069024] should_failslab+0x9/0x14 [ 1384.072825] kmem_cache_alloc_trace+0x2d7/0x750 [ 1384.077496] ? __lockdep_init_map+0x105/0x590 [ 1384.081998] ? lockdep_init_map+0x9/0x10 [ 1384.086065] br_vlan_init+0xc4/0x3e0 [ 1384.089781] ? br_vlan_set_stats+0x80/0x80 [ 1384.094022] ? retint_kernel+0x2d/0x2d [ 1384.097928] br_dev_init+0x10d/0x2a0 [ 1384.101654] ? br_dev_uninit+0x70/0x70 [ 1384.105542] register_netdevice+0x332/0x10f0 [ 1384.109952] ? lock_release+0x970/0x970 [ 1384.113930] ? netdev_change_features+0x110/0x110 [ 1384.118773] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 1384.124324] register_netdev+0x30/0x50 [ 1384.128214] br_add_bridge+0x9b/0xf0 [ 1384.131930] br_ioctl_deviceless_stub+0x991/0xac0 [ 1384.136775] ? find_held_lock+0x36/0x1c0 [ 1384.140843] ? old_dev_ioctl.isra.2+0x20e0/0x20e0 [ 1384.145693] ? __fget+0x4aa/0x740 [ 1384.149153] ? lock_downgrade+0x900/0x900 [ 1384.153305] ? check_preemption_disabled+0x48/0x200 [ 1384.158329] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 1384.164141] ? kasan_check_read+0x11/0x20 [ 1384.168293] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 1384.173600] ? old_dev_ioctl.isra.2+0x20e0/0x20e0 [ 1384.178451] sock_ioctl+0x2d5/0x680 [ 1384.182084] ? dlci_ioctl_set+0x40/0x40 [ 1384.186060] ? ksys_dup3+0x680/0x680 [ 1384.189776] ? find_held_lock+0x36/0x1c0 [ 1384.193847] ? __mutex_unlock_slowpath+0x197/0x8c0 [ 1384.198782] ? dlci_ioctl_set+0x40/0x40 [ 1384.202757] do_vfs_ioctl+0x1de/0x1720 [ 1384.206647] ? __lock_is_held+0xb5/0x140 [ 1384.210719] ? ioctl_preallocate+0x300/0x300 [ 1384.215129] ? __fget_light+0x2e9/0x430 [ 1384.219108] ? fget_raw+0x20/0x20 [ 1384.222567] ? __sb_end_write+0xd9/0x110 [ 1384.226643] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 1384.232178] ? fput+0x130/0x1a0 [ 1384.235463] ? do_syscall_64+0x9a/0x820 [ 1384.239440] ? do_syscall_64+0x9a/0x820 [ 1384.243415] ? lockdep_hardirqs_on+0x421/0x5c0 [ 1384.248005] ? security_file_ioctl+0x94/0xc0 [ 1384.252419] ksys_ioctl+0xa9/0xd0 [ 1384.255879] __x64_sys_ioctl+0x73/0xb0 [ 1384.259775] do_syscall_64+0x1b9/0x820 [ 1384.263674] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 1384.269050] ? syscall_return_slowpath+0x5e0/0x5e0 [ 1384.273992] ? trace_hardirqs_off+0x300/0x300 [ 1384.278502] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 1384.283523] ? recalc_sigpending_tsk+0x180/0x180 [ 1384.288292] ? kasan_check_write+0x14/0x20 [ 1384.292540] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 1384.297391] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 1384.302583] RIP: 0033:0x457099 [ 1384.305794] Code: fd b4 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b4 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 1384.324700] RSP: 002b:00007f692aa02c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 1384.332429] RAX: ffffffffffffffda RBX: 00007f692aa036d4 RCX: 0000000000457099 15:01:36 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) sendmsg(r0, &(0x7f0000000580)={0x0, 0x40030000000000, &(0x7f00000001c0)=[{&(0x7f0000000380)="b5", 0x1}], 0x1, &(0x7f0000001740), 0x0, 0x4}, 0x20000040) 15:01:36 executing program 6: perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e6}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) bpf$MAP_DELETE_ELEM(0x3, &(0x7f0000000300)={0xffffffffffffffff, &(0x7f0000000240)}, 0x10) openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000180)="2f67726f75702e73746174003c23fb572a1f0294e6f378b41ad54b4d9d9a1f63f8785ad188a7e1c88875e05b18a4cb3a9cd12dcea440d899c22c652b3a471b4a7fa2f3fdf6e034d804e5f0df4b1dee483b157624c59c0100e89e6a357c007fff", 0x2761, 0x0) 15:01:36 executing program 4 (fault-call:1 fault-nth:9): socketpair(0x1, 0x80002, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_SET_FILTER(r0, 0x89a0, &(0x7f0000000000)='%d') [ 1384.339712] RDX: 0000000020000000 RSI: 00000000000089a0 RDI: 0000000000000003 [ 1384.346989] RBP: 00000000009300a0 R08: 0000000000000000 R09: 0000000000000000 [ 1384.354266] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000005 [ 1384.361539] R13: 00000000004cfe50 R14: 00000000004bec60 R15: 0000000000000008 15:01:36 executing program 0: bpf$MAP_CREATE(0x0, &(0x7f0000000200)={0xf}, 0x2c) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f0000000300)={0xffffffffffffffff, &(0x7f0000000140), &(0x7f0000000200)}, 0x20) socketpair(0x1, 0x1, 0x0, &(0x7f0000000100)={0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_SET_FILTER(r0, 0x89f0, &(0x7f0000000300)='0\x00') 15:01:36 executing program 5: r0 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(r0) socket$kcm(0xa, 0x5, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) perf_event_open(&(0x7f000025c000)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(0xffffffffffffffff) socket$kcm(0x29, 0x0, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(0xffffffffffffffff, 0x2400, 0x0) bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x0, 0x10bd}, 0x2c) bpf$PROG_LOAD(0x5, &(0x7f00000ba000)={0xd, 0x5, &(0x7f0000346fc8)=@framed={{}, [@alu={0x8000000201a7f19, 0x0, 0x201a7fa6, 0x48, 0x1}], {0x95, 0x48}}, &(0x7f0000000000)='GPL\x00', 0x0, 0xfb, &(0x7f00001a7f05)=""/251}, 0x14) 15:01:36 executing program 3: r0 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(r0) socket$kcm(0xa, 0x5, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) socket$kcm(0x29, 0x0, 0x0) bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x0, 0x10bd}, 0x2c) bpf$PROG_LOAD(0x5, &(0x7f00000ba000)={0xd, 0x5, &(0x7f0000346fc8)=@framed={{0x18, 0x0, 0xffff8000}, [@alu={0x8000000201a7f19, 0x0, 0x201a7fa6, 0x48, 0x1, 0x88}]}, &(0x7f0000000000)='GPL\x00', 0x0, 0xfb, &(0x7f00001a7f05)=""/251}, 0x14) 15:01:36 executing program 7: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000340)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) bpf$MAP_CREATE(0x0, &(0x7f0000000080)={0x0, 0x800000000004, 0x4, 0x9, 0x0, 0xffffffffffffffff, 0x0, [0x5f]}, 0x2c) perf_event_open(&(0x7f0000000180)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x1a7b, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(r1) socket$kcm(0x2, 0x3, 0x2) ioctl$PERF_EVENT_IOC_SET_FILTER(r1, 0x8914, &(0x7f0000000380)="6e7230010060a19ef9d2c673d9a1571cb9e1369bcd61ef7e49793ae18712eceb1daa769497800b7fbbd35b176310751d39aeb660d863e49b8c4f3b3cad48902b5b2d6cfd0abd372c63bcf5d70df3fd4d2e8d443c88c60fd7140fbc0e5637dd82fc3435bed4de5d693c9a781c863e05d8a6f8689a5be29216061f3ff53f8b6b396678e7ba155ef9152d7e43b1eccb2331eb8eb1ed5586dcf8b3b0b999361a44ff2c22c2abbef42dd24eabe6723346a6e46c0499a21442d8d00dcb57f013ff7595edd0ff076930de3675d34117a44eb0e4f832936da44e") r2 = openat$tun(0xffffffffffffff9c, &(0x7f0000000140)='/dev/net/tun\x00', 0x0, 0x0) ioctl$TUNSETIFF(r2, 0x400454ca, &(0x7f0000000040)={"6e72300100", 0x801}) ioctl$TUNSETLINK(r2, 0x400454cd, 0x308) perf_event_open(&(0x7f000025c000)={0x0, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000001, 0x0, 0x2161f870, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) sendmsg(0xffffffffffffffff, &(0x7f0000000440)={&(0x7f0000000200)=@ax25={0x3, {"b8738e610d62ed"}}, 0x80, &(0x7f0000000040), 0x0, 0x0, 0x0, 0x4}, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(0xffffffffffffffff, 0x2400, 0x0) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f00000002c0)={0xffffffffffffffff, &(0x7f0000000300), &(0x7f0000000280)}, 0x20) openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000000)='rdma.current\x00', 0x0, 0x0) [ 1384.683483] FAULT_INJECTION: forcing a failure. [ 1384.683483] name failslab, interval 1, probability 0, space 0, times 0 [ 1384.733939] CPU: 1 PID: 12012 Comm: syz-executor4 Not tainted 4.19.0-rc2+ #50 [ 1384.741238] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1384.750611] Call Trace: [ 1384.753223] dump_stack+0x1c4/0x2b4 [ 1384.756879] ? dump_stack_print_info.cold.2+0x52/0x52 [ 1384.762092] ? lock_downgrade+0x900/0x900 [ 1384.766263] ? check_preemption_disabled+0x48/0x200 [ 1384.771299] should_fail.cold.4+0xa/0x17 [ 1384.771325] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 1384.771350] ? graph_lock+0x170/0x170 [ 1384.771368] ? lock_downgrade+0x900/0x900 [ 1384.771385] ? check_preemption_disabled+0x48/0x200 [ 1384.771401] ? graph_lock+0x170/0x170 [ 1384.771422] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 1384.771440] ? kasan_check_read+0x11/0x20 [ 1384.771458] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 1384.771481] ? find_held_lock+0x36/0x1c0 [ 1384.793580] ? __lock_is_held+0xb5/0x140 [ 1384.793625] ? ___might_sleep+0x1ed/0x300 [ 1384.793646] ? arch_local_save_flags+0x40/0x40 [ 1384.793679] __should_failslab+0x124/0x180 [ 1384.793701] should_failslab+0x9/0x14 [ 1384.793719] kmem_cache_alloc_node_trace+0x270/0x740 [ 1384.793739] ? lockdep_init_map+0x9/0x10 [ 1384.793765] __kmalloc_node+0x33/0x70 [ 1384.793787] kvmalloc_node+0x65/0xf0 [ 1384.854218] bucket_table_alloc+0x9a/0x4e0 [ 1384.858462] ? rhashtable_insert_one.part.11+0xb30/0xb30 [ 1384.863913] ? __lockdep_init_map+0x105/0x590 [ 1384.868425] rhashtable_init+0x530/0xa80 [ 1384.872538] ? rhashtable_rehash_alloc+0x100/0x100 [ 1384.877494] ? br_vlan_init+0xc4/0x3e0 [ 1384.881385] ? rcu_read_lock_sched_held+0x108/0x120 [ 1384.886404] ? kmem_cache_alloc_trace+0x353/0x750 [ 1384.891245] ? __lockdep_init_map+0x105/0x590 [ 1384.895755] br_vlan_init+0xe4/0x3e0 [ 1384.899471] ? br_vlan_set_stats+0x80/0x80 [ 1384.903710] ? dev_alloc_name_ns+0x4bc/0x650 [ 1384.908134] ? __dev_get_by_name+0x170/0x170 [ 1384.912552] ? arch_local_save_flags+0x40/0x40 [ 1384.917140] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 1384.922160] ? find_next_bit+0x104/0x130 [ 1384.926232] br_dev_init+0x10d/0x2a0 [ 1384.929948] ? br_dev_uninit+0x70/0x70 [ 1384.933841] register_netdevice+0x332/0x10f0 [ 1384.938250] ? lock_release+0x970/0x970 [ 1384.942231] ? netdev_change_features+0x110/0x110 [ 1384.947091] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 1384.952656] register_netdev+0x30/0x50 [ 1384.956549] br_add_bridge+0x9b/0xf0 [ 1384.960266] br_ioctl_deviceless_stub+0x991/0xac0 [ 1384.965119] ? find_held_lock+0x36/0x1c0 [ 1384.969232] ? old_dev_ioctl.isra.2+0x20e0/0x20e0 [ 1384.974079] ? __fget+0x4aa/0x740 [ 1384.977537] ? lock_downgrade+0x900/0x900 [ 1384.981686] ? check_preemption_disabled+0x48/0x200 [ 1384.986711] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 1384.992509] ? kasan_check_read+0x11/0x20 [ 1384.996667] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 1385.001970] ? old_dev_ioctl.isra.2+0x20e0/0x20e0 [ 1385.006812] sock_ioctl+0x2d5/0x680 [ 1385.010445] ? dlci_ioctl_set+0x40/0x40 [ 1385.014423] ? ksys_dup3+0x680/0x680 [ 1385.018141] ? find_held_lock+0x36/0x1c0 [ 1385.022213] ? __mutex_unlock_slowpath+0x197/0x8c0 [ 1385.027154] ? dlci_ioctl_set+0x40/0x40 [ 1385.031142] do_vfs_ioctl+0x1de/0x1720 [ 1385.035032] ? __lock_is_held+0xb5/0x140 [ 1385.039122] ? ioctl_preallocate+0x300/0x300 [ 1385.043530] ? __fget_light+0x2e9/0x430 [ 1385.047508] ? fget_raw+0x20/0x20 [ 1385.050965] ? __sb_end_write+0xd9/0x110 [ 1385.055036] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 1385.060581] ? fput+0x130/0x1a0 [ 1385.063870] ? do_syscall_64+0x9a/0x820 [ 1385.067844] ? do_syscall_64+0x9a/0x820 [ 1385.071823] ? lockdep_hardirqs_on+0x421/0x5c0 [ 1385.076410] ? security_file_ioctl+0x94/0xc0 [ 1385.080826] ksys_ioctl+0xa9/0xd0 [ 1385.084286] __x64_sys_ioctl+0x73/0xb0 [ 1385.088182] do_syscall_64+0x1b9/0x820 [ 1385.092074] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 1385.097444] ? syscall_return_slowpath+0x5e0/0x5e0 [ 1385.102380] ? trace_hardirqs_off+0x300/0x300 [ 1385.106879] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 1385.111896] ? recalc_sigpending_tsk+0x180/0x180 [ 1385.116658] ? kasan_check_write+0x14/0x20 [ 1385.120904] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 1385.125759] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 1385.130947] RIP: 0033:0x457099 [ 1385.134148] Code: fd b4 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b4 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 1385.153047] RSP: 002b:00007f692aa02c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 1385.160757] RAX: ffffffffffffffda RBX: 00007f692aa036d4 RCX: 0000000000457099 [ 1385.168025] RDX: 0000000020000000 RSI: 00000000000089a0 RDI: 0000000000000003 [ 1385.175289] RBP: 00000000009300a0 R08: 0000000000000000 R09: 0000000000000000 [ 1385.182558] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000005 [ 1385.189840] R13: 00000000004cfe50 R14: 00000000004bec60 R15: 0000000000000009 15:01:37 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) sendmsg(r0, &(0x7f0000000580)={0x0, 0x100000000000000, &(0x7f00000001c0)=[{&(0x7f0000000380)="b5", 0x1}], 0x1, &(0x7f0000001740), 0x0, 0x4}, 0x20000040) 15:01:37 executing program 2: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000340)) socketpair(0x4, 0x0, 0x3, &(0x7f0000000100)) bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f0000000180)={&(0x7f0000000140)='ppp1+\x00', 0xffffffffffffff9c}, 0x10) socketpair(0x11, 0x4, 0x8000, &(0x7f00000001c0)) socketpair(0x7, 0x805, 0x6, &(0x7f0000000200)) r0 = perf_event_open(&(0x7f0000000280)={0x2, 0x70, 0x7, 0x4, 0x7ff, 0x100, 0x0, 0x1ff, 0x43020, 0xc, 0x1, 0x5, 0x0, 0x10000000, 0xfffffffffffffff8, 0x7, 0x800, 0x300000000000, 0x7, 0x80000001, 0x4, 0x8, 0x1, 0x7, 0x80000001, 0x1000, 0xa13, 0x6, 0x100, 0x800, 0xcb, 0x1, 0xffffffffffff9c31, 0x1, 0x101, 0xe573, 0x80000001, 0x7ff, 0x0, 0x4, 0x4, @perf_bp={&(0x7f0000000240), 0x1}, 0xc0, 0x9, 0x7f, 0x2, 0x9, 0x6, 0x81}, 0x0, 0x6, 0xffffffffffffffff, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x1200000000000000) r1 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$PERF_EVENT_IOC_SET_FILTER(r1, 0x40082406, &(0x7f0000000000)="6e7230010060a19ef9d2c673d9a1571cb9e1369bcd61ef7e49793ae18712eceb1daa769497800b7fbbd35b170c10751d39aeb660d863e49b8c4f3b3cad48902b5b2d6cfd0abd372c63bcf5d70df3fd4d2e8d443c88c60fd7140fbc0e5637dd82fc3435bed4de5d693c9a781c863e05d8a6f8689a5be29216061f3ff53f8b6b396678e7ba155ef9152d7e43b1eccb2331eb8eb1ed5586dcf8b3b0b999361a44ff2c22c2abbef42dd24eabe6723346a6e46c0499a21442d8d00dcb57f013ff7595edd0ff076930de3675d34117a44eb0e4f832936da44e") close(r1) socket$kcm(0x2, 0x3, 0x2) ioctl$PERF_EVENT_IOC_SET_FILTER(r1, 0x8980, &(0x7f0000000380)="6e7230010060a19ef9d2c673d9a1571cb9e1369bcd61ef7e49793ae18712eceb1daa769497800b7fbbd35b170c10751d39aeb660d863e49b8c4f3b3cad48902b5b2d6cfd0abd372c63bcf5d70df3fd4d2e8d443c88c60fd7140fbc0e5637dd82fc3435bed4de5d693c9a781c863e05d8a6f8689a5be29216061f3ff53f8b6b396678e7ba155ef9152d7e43b1eccb2331eb8eb1ed5586dcf8b3b0b999361a44ff2c22c2abbef42dd24eabe6723346a6e46c0499a21442d8d00dcb57f013ff7595edd0ff076930de3675d34117a44eb0e4f832936da44e") socket$kcm(0x29, 0x5, 0x0) 15:01:37 executing program 0: bpf$MAP_CREATE(0x0, &(0x7f0000000200)={0xf}, 0x2c) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f0000000300)={0xffffffffffffffff, &(0x7f0000000140), &(0x7f0000000200)}, 0x20) socketpair(0x0, 0x1, 0x0, &(0x7f0000000100)={0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_SET_FILTER(r0, 0x89f0, &(0x7f0000000300)='0\x00') 15:01:37 executing program 4 (fault-call:1 fault-nth:10): socketpair(0x1, 0x80002, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_SET_FILTER(r0, 0x89a0, &(0x7f0000000000)='%d') 15:01:37 executing program 6: perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e6}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) bpf$MAP_DELETE_ELEM(0x3, &(0x7f0000000300)={0xffffffffffffffff, &(0x7f0000000240)}, 0x10) openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000180)="2f67726f75702e73746174003c23fb572a1f0294e6f378b41ad54b4d9d9a1f63f8785ad188a7e1c88875e05b18a4cb3a9cd12dcea440d899c22c652b3a471b4a7fa2f3fdf6e034d804e5f0df4b1dee483b157624c59c0100e89e6a357c000000", 0x2761, 0x0) 15:01:37 executing program 7: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000340)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) bpf$MAP_CREATE(0x0, &(0x7f0000000080)={0x0, 0x800000000004, 0x4, 0x9, 0x0, 0xffffffffffffffff, 0x0, [0x5f]}, 0x2c) perf_event_open(&(0x7f0000000180)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x1a7b, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(r1) socket$kcm(0x2, 0x3, 0x2) ioctl$PERF_EVENT_IOC_SET_FILTER(r1, 0x8914, &(0x7f0000000380)="6e7230010060a19ef9d2c673d9a1571cb9e1369bcd61ef7e49793ae18712eceb1daa769497800b7fbbd35b171410751d39aeb660d863e49b8c4f3b3cad48902b5b2d6cfd0abd372c63bcf5d70df3fd4d2e8d443c88c60fd7140fbc0e5637dd82fc3435bed4de5d693c9a781c863e05d8a6f8689a5be29216061f3ff53f8b6b396678e7ba155ef9152d7e43b1eccb2331eb8eb1ed5586dcf8b3b0b999361a44ff2c22c2abbef42dd24eabe6723346a6e46c0499a21442d8d00dcb57f013ff7595edd0ff076930de3675d34117a44eb0e4f832936da44e") r2 = openat$tun(0xffffffffffffff9c, &(0x7f0000000140)='/dev/net/tun\x00', 0x0, 0x0) ioctl$TUNSETIFF(r2, 0x400454ca, &(0x7f0000000040)={"6e72300100", 0x801}) ioctl$TUNSETLINK(r2, 0x400454cd, 0x308) perf_event_open(&(0x7f000025c000)={0x0, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000001, 0x0, 0x2161f870, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) sendmsg(0xffffffffffffffff, &(0x7f0000000440)={&(0x7f0000000200)=@ax25={0x3, {"b8738e610d62ed"}}, 0x80, &(0x7f0000000040), 0x0, 0x0, 0x0, 0x4}, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(0xffffffffffffffff, 0x2400, 0x0) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f00000002c0)={0xffffffffffffffff, &(0x7f0000000300), &(0x7f0000000280)}, 0x20) openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000000)='rdma.current\x00', 0x0, 0x0) 15:01:37 executing program 5: r0 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(r0) socket$kcm(0xa, 0x5, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) perf_event_open(&(0x7f000025c000)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(0xffffffffffffffff) socket$kcm(0x29, 0x0, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(0xffffffffffffffff, 0x2400, 0x0) bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x0, 0x10bd}, 0x2c) bpf$PROG_LOAD(0x5, &(0x7f00000ba000)={0xd, 0x5, &(0x7f0000346fc8)=@framed={{}, [@alu={0x8000000201a7f19, 0x0, 0x201a7fa6, 0x48, 0x1}], {0x95, 0x4600}}, &(0x7f0000000000)='GPL\x00', 0x0, 0xfb, &(0x7f00001a7f05)=""/251}, 0x14) 15:01:37 executing program 3: r0 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(r0) socket$kcm(0xa, 0x5, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) socket$kcm(0x29, 0x0, 0x0) bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x0, 0x10bd}, 0x2c) bpf$PROG_LOAD(0x5, &(0x7f00000ba000)={0xd, 0x5, &(0x7f0000346fc8)=@framed={{0x18, 0x0, 0x61}, [@alu={0x8000000201a7f19, 0x0, 0x201a7fa6, 0x48, 0x1, 0x88}]}, &(0x7f0000000000)='GPL\x00', 0x0, 0xfb, &(0x7f00001a7f05)=""/251}, 0x14) 15:01:37 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) sendmsg(r0, &(0x7f0000000580)={0x0, 0x200000000000000, &(0x7f00000001c0)=[{&(0x7f0000000380)="b5", 0x1}], 0x1, &(0x7f0000001740), 0x0, 0x4}, 0x20000040) [ 1385.512056] FAULT_INJECTION: forcing a failure. [ 1385.512056] name failslab, interval 1, probability 0, space 0, times 0 [ 1385.575269] CPU: 0 PID: 12050 Comm: syz-executor4 Not tainted 4.19.0-rc2+ #50 [ 1385.582570] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1385.591916] Call Trace: [ 1385.594492] dump_stack+0x1c4/0x2b4 [ 1385.598123] ? dump_stack_print_info.cold.2+0x52/0x52 [ 1385.603317] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 1385.608581] ? rcu_bh_qs+0xc0/0xc0 [ 1385.612121] should_fail.cold.4+0xa/0x17 [ 1385.616184] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 1385.621291] ? is_bpf_text_address+0xd3/0x170 [ 1385.625776] ? kernel_text_address+0x79/0xf0 [ 1385.630173] ? graph_lock+0x170/0x170 [ 1385.633962] ? unwind_get_return_address+0x61/0xa0 [ 1385.638894] ? __save_stack_trace+0x8d/0xf0 [ 1385.643203] ? graph_lock+0x170/0x170 [ 1385.646994] ? find_held_lock+0x36/0x1c0 [ 1385.651074] ? __lock_is_held+0xb5/0x140 [ 1385.655165] ? ___might_sleep+0x1ed/0x300 [ 1385.659315] ? arch_local_save_flags+0x40/0x40 [ 1385.663898] ? check_preemption_disabled+0x48/0x200 [ 1385.668922] __should_failslab+0x124/0x180 [ 1385.673148] should_failslab+0x9/0x14 [ 1385.676954] kmem_cache_alloc_node_trace+0x270/0x740 [ 1385.682051] ? __kmalloc_node+0x33/0x70 [ 1385.686029] ? __kmalloc_node+0x33/0x70 [ 1385.689995] __kmalloc_node+0x33/0x70 [ 1385.693787] kvmalloc_node+0x65/0xf0 [ 1385.697507] __alloc_bucket_spinlocks+0x62/0x160 [ 1385.702264] bucket_table_alloc+0x17e/0x4e0 [ 1385.706599] ? rhashtable_insert_one.part.11+0xb30/0xb30 [ 1385.712053] ? __lockdep_init_map+0x105/0x590 [ 1385.716544] rhashtable_init+0x530/0xa80 [ 1385.720603] ? rhashtable_rehash_alloc+0x100/0x100 [ 1385.725529] ? br_vlan_init+0xc4/0x3e0 [ 1385.729413] ? rcu_read_lock_sched_held+0x108/0x120 [ 1385.734447] ? kmem_cache_alloc_trace+0x353/0x750 [ 1385.739275] ? __lockdep_init_map+0x105/0x590 [ 1385.743760] br_vlan_init+0xe4/0x3e0 [ 1385.747460] ? br_vlan_set_stats+0x80/0x80 [ 1385.751682] ? dev_alloc_name_ns+0x4bc/0x650 [ 1385.756081] ? __dev_get_by_name+0x170/0x170 [ 1385.760475] ? arch_local_save_flags+0x40/0x40 [ 1385.765046] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 1385.770046] ? find_next_bit+0x104/0x130 [ 1385.774110] br_dev_init+0x10d/0x2a0 [ 1385.777811] ? br_dev_uninit+0x70/0x70 [ 1385.781694] register_netdevice+0x332/0x10f0 [ 1385.786090] ? lock_release+0x970/0x970 [ 1385.790052] ? netdev_change_features+0x110/0x110 [ 1385.794889] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 1385.800437] register_netdev+0x30/0x50 [ 1385.804323] br_add_bridge+0x9b/0xf0 [ 1385.808021] br_ioctl_deviceless_stub+0x991/0xac0 [ 1385.812868] ? find_held_lock+0x36/0x1c0 [ 1385.816926] ? old_dev_ioctl.isra.2+0x20e0/0x20e0 [ 1385.821769] ? __fget+0x4aa/0x740 [ 1385.825224] ? lock_downgrade+0x900/0x900 [ 1385.829359] ? check_preemption_disabled+0x48/0x200 [ 1385.834363] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 1385.840145] ? kasan_check_read+0x11/0x20 [ 1385.844278] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 1385.849548] ? old_dev_ioctl.isra.2+0x20e0/0x20e0 [ 1385.854376] sock_ioctl+0x2d5/0x680 [ 1385.857991] ? dlci_ioctl_set+0x40/0x40 [ 1385.861950] ? ksys_dup3+0x680/0x680 [ 1385.865652] ? find_held_lock+0x36/0x1c0 [ 1385.869704] ? __mutex_unlock_slowpath+0x197/0x8c0 [ 1385.874632] ? dlci_ioctl_set+0x40/0x40 [ 1385.878602] do_vfs_ioctl+0x1de/0x1720 [ 1385.882499] ? __lock_is_held+0xb5/0x140 [ 1385.886552] ? ioctl_preallocate+0x300/0x300 [ 1385.890946] ? __fget_light+0x2e9/0x430 [ 1385.894908] ? fget_raw+0x20/0x20 [ 1385.898377] ? __sb_end_write+0xd9/0x110 [ 1385.902439] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 1385.907971] ? fput+0x130/0x1a0 [ 1385.911240] ? do_syscall_64+0x9a/0x820 [ 1385.915203] ? do_syscall_64+0x9a/0x820 [ 1385.919162] ? lockdep_hardirqs_on+0x421/0x5c0 [ 1385.923731] ? security_file_ioctl+0x94/0xc0 [ 1385.928130] ksys_ioctl+0xa9/0xd0 [ 1385.931591] __x64_sys_ioctl+0x73/0xb0 [ 1385.935496] do_syscall_64+0x1b9/0x820 [ 1385.939385] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 1385.944736] ? syscall_return_slowpath+0x5e0/0x5e0 [ 1385.949667] ? trace_hardirqs_off+0x300/0x300 [ 1385.954171] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 1385.959190] ? recalc_sigpending_tsk+0x180/0x180 [ 1385.963933] ? kasan_check_write+0x14/0x20 [ 1385.968172] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 1385.973007] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 1385.978182] RIP: 0033:0x457099 [ 1385.981362] Code: fd b4 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b4 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 1386.000247] RSP: 002b:00007f692aa02c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 1386.007955] RAX: ffffffffffffffda RBX: 00007f692aa036d4 RCX: 0000000000457099 [ 1386.015208] RDX: 0000000020000000 RSI: 00000000000089a0 RDI: 0000000000000003 15:01:38 executing program 0: bpf$MAP_CREATE(0x0, &(0x7f0000000200)={0xf}, 0x2c) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f0000000300)={0xffffffffffffffff, &(0x7f0000000140), &(0x7f0000000200)}, 0x20) socketpair(0x1, 0x0, 0x0, &(0x7f0000000100)={0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_SET_FILTER(r0, 0x89f0, &(0x7f0000000300)='0\x00') [ 1386.022459] RBP: 00000000009300a0 R08: 0000000000000000 R09: 0000000000000000 [ 1386.029714] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000005 [ 1386.036965] R13: 00000000004cfe50 R14: 00000000004bec60 R15: 000000000000000a 15:01:38 executing program 5: r0 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(r0) socket$kcm(0xa, 0x5, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) perf_event_open(&(0x7f000025c000)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(0xffffffffffffffff) socket$kcm(0x29, 0x0, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(0xffffffffffffffff, 0x2400, 0x0) bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x0, 0x10bd}, 0x2c) bpf$PROG_LOAD(0x5, &(0x7f00000ba000)={0xd, 0x5, &(0x7f0000346fc8)=@framed={{}, [@alu={0x8000000201a7f19, 0x0, 0x201a7fa6, 0x48, 0x1}], {0x95, 0x9c000000}}, &(0x7f0000000000)='GPL\x00', 0x0, 0xfb, &(0x7f00001a7f05)=""/251}, 0x14) 15:01:38 executing program 3: r0 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(r0) socket$kcm(0xa, 0x5, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) socket$kcm(0x29, 0x0, 0x0) bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x0, 0x10bd}, 0x2c) bpf$PROG_LOAD(0x5, &(0x7f00000ba000)={0xd, 0x5, &(0x7f0000346fc8)=@framed={{0x18, 0x0, 0x1000000}, [@alu={0x8000000201a7f19, 0x0, 0x201a7fa6, 0x48, 0x1, 0x88}]}, &(0x7f0000000000)='GPL\x00', 0x0, 0xfb, &(0x7f00001a7f05)=""/251}, 0x14) 15:01:38 executing program 7: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000340)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) bpf$MAP_CREATE(0x0, &(0x7f0000000080)={0x0, 0x800000000004, 0x4, 0x9, 0x0, 0xffffffffffffffff, 0x0, [0x5f]}, 0x2c) perf_event_open(&(0x7f0000000180)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x1a7b, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(r1) socket$kcm(0x2, 0x3, 0x2) ioctl$PERF_EVENT_IOC_SET_FILTER(r1, 0x8914, &(0x7f0000000380)="6e7230010060a19ef9d2c673d9a1571cb9e1369bcd61ef7e49793ae18712eceb1daa769497800b7fbbd35b170910751d39aeb660d863e49b8c4f3b3cad48902b5b2d6cfd0abd372c63bcf5d70df3fd4d2e8d443c88c60fd7140fbc0e5637dd82fc3435bed4de5d693c9a781c863e05d8a6f8689a5be29216061f3ff53f8b6b396678e7ba155ef9152d7e43b1eccb2331eb8eb1ed5586dcf8b3b0b999361a44ff2c22c2abbef42dd24eabe6723346a6e46c0499a21442d8d00dcb57f013ff7595edd0ff076930de3675d34117a44eb0e4f832936da44e") r2 = openat$tun(0xffffffffffffff9c, &(0x7f0000000140)='/dev/net/tun\x00', 0x0, 0x0) ioctl$TUNSETIFF(r2, 0x400454ca, &(0x7f0000000040)={"6e72300100", 0x801}) ioctl$TUNSETLINK(r2, 0x400454cd, 0x308) perf_event_open(&(0x7f000025c000)={0x0, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000001, 0x0, 0x2161f870, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) sendmsg(0xffffffffffffffff, &(0x7f0000000440)={&(0x7f0000000200)=@ax25={0x3, {"b8738e610d62ed"}}, 0x80, &(0x7f0000000040), 0x0, 0x0, 0x0, 0x4}, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(0xffffffffffffffff, 0x2400, 0x0) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f00000002c0)={0xffffffffffffffff, &(0x7f0000000300), &(0x7f0000000280)}, 0x20) openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000000)='rdma.current\x00', 0x0, 0x0) 15:01:38 executing program 4 (fault-call:1 fault-nth:11): socketpair(0x1, 0x80002, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_SET_FILTER(r0, 0x89a0, &(0x7f0000000000)='%d') 15:01:38 executing program 6: perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e6}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) bpf$MAP_DELETE_ELEM(0x3, &(0x7f0000000300)={0xffffffffffffffff, &(0x7f0000000240)}, 0x10) openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000180)="2f67726f75702e73746174003c23fb572a1f0294e6f378b41ad54b4d9d9a1f63f8785ad188a7e1c88875e05b18a4cb3a9cd12dcea440d899c22c652b3a471b4a7fa2f3fdf6e034d804e5f0df4b1dee483b157624c59c0100e89e6a357c000000", 0x2761, 0x0) 15:01:38 executing program 2: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) r1 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(r1) socket$kcm(0x2, 0x3, 0x2) ioctl$PERF_EVENT_IOC_SET_FILTER(r1, 0x8980, &(0x7f0000000380)="6e7230010060a19ef9d2c673d9a1571cb9e1369bcd61ef7e49793ae18712eceb1daa769497800b7fbbd35b170c10751d39aeb660d863e49b8c4f3b3cad48902b5b2d6cfd0abd372c63bcf5d70df3fd4d2e8d443c88c60fd7140fbc0e5637dd82fc3435bed4de5d693c9a781c863e05d8a6f8689a5be29216061f3ff53f8b6b396678e7ba155ef9152d7e43b1eccb2331eb8eb1ed5586dcf8b3b0b999361a44ff2c22c2abbef42dd24eabe6723346a6e46c0499a21442d8d00dcb57f013ff7595edd0ff076930de3675d34117a44eb0e4f832936da44e") 15:01:38 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) sendmsg(r0, &(0x7f0000000580)={0x0, 0x2, &(0x7f00000001c0)=[{&(0x7f0000000380)="b5", 0x1}], 0x1, &(0x7f0000001740), 0x0, 0x4}, 0x20000040) 15:01:38 executing program 0: bpf$MAP_CREATE(0x0, &(0x7f0000000200)={0xf}, 0x2c) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f0000000300)={0xffffffffffffffff, &(0x7f0000000140), &(0x7f0000000200)}, 0x20) socketpair(0x1, 0x1, 0x0, &(0x7f0000000100)) ioctl$PERF_EVENT_IOC_SET_FILTER(0xffffffffffffffff, 0x89f0, &(0x7f0000000300)='0\x00') [ 1386.430981] FAULT_INJECTION: forcing a failure. [ 1386.430981] name failslab, interval 1, probability 0, space 0, times 0 [ 1386.443385] CPU: 0 PID: 12099 Comm: syz-executor4 Not tainted 4.19.0-rc2+ #50 [ 1386.450672] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1386.460026] Call Trace: [ 1386.462612] dump_stack+0x1c4/0x2b4 [ 1386.466254] ? dump_stack_print_info.cold.2+0x52/0x52 [ 1386.471477] should_fail.cold.4+0xa/0x17 [ 1386.475548] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 1386.480652] ? find_held_lock+0x36/0x1c0 [ 1386.484704] ? graph_lock+0x170/0x170 [ 1386.488508] ? graph_lock+0x170/0x170 [ 1386.492305] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 1386.497413] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 1386.502513] ? find_held_lock+0x36/0x1c0 [ 1386.506580] ? __lock_is_held+0xb5/0x140 [ 1386.510681] ? ___might_sleep+0x1ed/0x300 [ 1386.514825] ? arch_local_save_flags+0x40/0x40 [ 1386.519398] ? debug_object_free+0x690/0x690 [ 1386.523816] __should_failslab+0x124/0x180 [ 1386.528049] should_failslab+0x9/0x14 [ 1386.531849] kmem_cache_alloc_node_trace+0x270/0x740 [ 1386.536959] ? lockdep_init_map+0x9/0x10 [ 1386.541015] __kmalloc_node+0x33/0x70 [ 1386.544811] kvmalloc_node+0x65/0xf0 [ 1386.548528] bucket_table_alloc+0x9a/0x4e0 [ 1386.552770] ? rhashtable_insert_one.part.11+0xb30/0xb30 [ 1386.558211] ? __lockdep_init_map+0x105/0x590 [ 1386.562696] ? rhashtable_insert_one.part.11+0xb30/0xb30 [ 1386.568141] rhashtable_init+0x530/0xa80 [ 1386.572196] ? rhashtable_rehash_alloc+0x100/0x100 [ 1386.577152] ? rhashtable_rehash_alloc+0x100/0x100 [ 1386.582102] ? br_vlan_init+0xc4/0x3e0 [ 1386.585991] ? rcu_read_lock_sched_held+0x108/0x120 [ 1386.591014] ? kmem_cache_alloc_trace+0x353/0x750 [ 1386.595865] ? __lockdep_init_map+0x105/0x590 [ 1386.600385] vlan_tunnel_init+0x20/0x30 [ 1386.604372] br_vlan_init+0x183/0x3e0 [ 1386.608177] ? br_vlan_set_stats+0x80/0x80 [ 1386.612432] ? dev_alloc_name_ns+0x4bc/0x650 [ 1386.616831] ? __dev_get_by_name+0x170/0x170 [ 1386.621230] ? arch_local_save_flags+0x40/0x40 [ 1386.625801] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 1386.630812] ? find_next_bit+0x104/0x130 [ 1386.634880] br_dev_init+0x10d/0x2a0 [ 1386.638582] ? br_dev_uninit+0x70/0x70 [ 1386.642479] register_netdevice+0x332/0x10f0 [ 1386.646891] ? lock_release+0x970/0x970 [ 1386.650856] ? netdev_change_features+0x110/0x110 [ 1386.655695] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 1386.661245] register_netdev+0x30/0x50 [ 1386.665122] br_add_bridge+0x9b/0xf0 [ 1386.668825] br_ioctl_deviceless_stub+0x991/0xac0 [ 1386.673657] ? find_held_lock+0x36/0x1c0 [ 1386.677705] ? old_dev_ioctl.isra.2+0x20e0/0x20e0 [ 1386.682544] ? __fget+0x4aa/0x740 [ 1386.685991] ? lock_downgrade+0x900/0x900 [ 1386.690135] ? check_preemption_disabled+0x48/0x200 [ 1386.695148] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 1386.700945] ? kasan_check_read+0x11/0x20 [ 1386.705122] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 1386.710402] ? old_dev_ioctl.isra.2+0x20e0/0x20e0 [ 1386.715229] sock_ioctl+0x2d5/0x680 [ 1386.718847] ? dlci_ioctl_set+0x40/0x40 [ 1386.722820] ? ksys_dup3+0x680/0x680 [ 1386.726522] ? find_held_lock+0x36/0x1c0 [ 1386.730587] ? __mutex_unlock_slowpath+0x197/0x8c0 [ 1386.735520] ? dlci_ioctl_set+0x40/0x40 [ 1386.739495] do_vfs_ioctl+0x1de/0x1720 [ 1386.743383] ? __lock_is_held+0xb5/0x140 [ 1386.747449] ? ioctl_preallocate+0x300/0x300 [ 1386.751862] ? __fget_light+0x2e9/0x430 [ 1386.755832] ? fget_raw+0x20/0x20 [ 1386.759289] ? __sb_end_write+0xd9/0x110 [ 1386.763424] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 1386.768960] ? fput+0x130/0x1a0 [ 1386.772226] ? do_syscall_64+0x9a/0x820 [ 1386.776196] ? do_syscall_64+0x9a/0x820 [ 1386.780174] ? lockdep_hardirqs_on+0x421/0x5c0 [ 1386.784748] ? security_file_ioctl+0x94/0xc0 [ 1386.789148] ksys_ioctl+0xa9/0xd0 [ 1386.792601] __x64_sys_ioctl+0x73/0xb0 [ 1386.796483] do_syscall_64+0x1b9/0x820 [ 1386.800356] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 1386.805707] ? syscall_return_slowpath+0x5e0/0x5e0 [ 1386.810630] ? trace_hardirqs_off+0x300/0x300 [ 1386.815112] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 1386.820127] ? recalc_sigpending_tsk+0x180/0x180 [ 1386.824883] ? kasan_check_write+0x14/0x20 [ 1386.829122] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 1386.833970] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 1386.839153] RIP: 0033:0x457099 [ 1386.842363] Code: fd b4 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b4 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 1386.861254] RSP: 002b:00007f692aa02c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 1386.868949] RAX: ffffffffffffffda RBX: 00007f692aa036d4 RCX: 0000000000457099 [ 1386.876216] RDX: 0000000020000000 RSI: 00000000000089a0 RDI: 0000000000000003 [ 1386.883478] RBP: 00000000009300a0 R08: 0000000000000000 R09: 0000000000000000 [ 1386.890744] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000005 [ 1386.898013] R13: 00000000004cfe50 R14: 00000000004bec60 R15: 000000000000000b 15:01:38 executing program 4 (fault-call:1 fault-nth:12): socketpair(0x1, 0x80002, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_SET_FILTER(r0, 0x89a0, &(0x7f0000000000)='%d') 15:01:38 executing program 6: perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e6}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) bpf$MAP_DELETE_ELEM(0x3, &(0x7f0000000300)={0xffffffffffffffff, &(0x7f0000000240)}, 0x10) openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000180)="2f67726f75702e73746174003c23fb572a1f0294e6f378b41ad54b4d9d9a1f63f8785ad188a7e1c88875e05b18a4cb3a9cd12dcea440d899c22c652b3a471b4a7fa2f3fdf6e034d804e5f0df4b1dee483b157624c59c0100e89e6a357c000000", 0x2761, 0x0) 15:01:38 executing program 5: r0 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(r0) socket$kcm(0xa, 0x5, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) perf_event_open(&(0x7f000025c000)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(0xffffffffffffffff) socket$kcm(0x29, 0x0, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(0xffffffffffffffff, 0x2400, 0x0) bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x0, 0x10bd}, 0x2c) bpf$PROG_LOAD(0x5, &(0x7f00000ba000)={0xd, 0x5, &(0x7f0000346fc8)=@framed={{}, [@alu={0x8000000201a7f19, 0x0, 0x201a7fa6, 0x48, 0x1}], {0x95, 0x8000a0ffffffff}}, &(0x7f0000000000)='GPL\x00', 0x0, 0xfb, &(0x7f00001a7f05)=""/251}, 0x14) 15:01:39 executing program 3: r0 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(r0) socket$kcm(0xa, 0x5, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) socket$kcm(0x29, 0x0, 0x0) bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x0, 0x10bd}, 0x2c) bpf$PROG_LOAD(0x5, &(0x7f00000ba000)={0xd, 0x5, &(0x7f0000346fc8)=@framed={{0x18, 0x0, 0x10000000}, [@alu={0x8000000201a7f19, 0x0, 0x201a7fa6, 0x48, 0x1, 0x88}]}, &(0x7f0000000000)='GPL\x00', 0x0, 0xfb, &(0x7f00001a7f05)=""/251}, 0x14) 15:01:39 executing program 2: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000340)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) r1 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$PERF_EVENT_IOC_MODIFY_ATTRIBUTES(r1, 0x4008240b, &(0x7f0000000080)={0x1, 0x70, 0x382, 0x9d10, 0x1, 0x4, 0x0, 0x8000, 0x4, 0x0, 0x3, 0x5, 0x1, 0xffffffffffffffff, 0x28, 0x1, 0x9, 0x1, 0x9, 0xffffffff, 0x6, 0x2, 0x5, 0xe6, 0x8, 0x7, 0x6, 0x2, 0x3, 0xff, 0x4, 0xe3e1, 0x9, 0x0, 0x9, 0xfffffffffffffffc, 0xfffffffffffff277, 0x10001, 0x0, 0x3, 0x1, @perf_config_ext={0x2, 0x3f4295df}, 0x10, 0x7, 0x8, 0x7, 0x8b96, 0x5, 0x6}) close(r1) socketpair(0x1b, 0x6, 0x2, &(0x7f00000001c0)={0xffffffffffffffff, 0xffffffffffffffff}) sendmsg$kcm(r2, &(0x7f0000001700)={&(0x7f0000000200)=@sco={0x1f, {0x80000000, 0xff, 0x3, 0x1, 0xf8, 0x7}}, 0x80, &(0x7f0000000300)=[{&(0x7f0000000280)="cad8804f19b6d4321754d91c30246f7cff3d4379ca45dbd66ec53bc3d1b15e2b9968e95ca2ab", 0x26}, {&(0x7f00000002c0)="50b13dcac1c47a074e2e2e8d4e5ffca959dbac5ef4e673c23bcdfe4c358c8a89f3c854509ef0aa5f529bf501001ae062d2013d5eaad8ab", 0x37}, {&(0x7f0000000480)="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", 0x1000}], 0x3, &(0x7f0000001480)=ANY=[@ANYBLOB="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"], 0x250, 0x40000}, 0xc810) socket$kcm(0x2, 0x3, 0x2) ioctl$TUNATTACHFILTER(r2, 0x401054d5, &(0x7f0000000040)={0x8, &(0x7f0000000000)=[{0x4, 0x41a, 0x7437e9b7, 0x8000}, {0x6, 0xfff, 0x80, 0x6}, {0xffff, 0x8, 0x20, 0x7}, {0xea, 0x5, 0x3, 0x6}, {0x1, 0x8, 0x81, 0x2}, {0x10000, 0x7, 0x0, 0x7}, {0x800, 0x40, 0x9, 0x9}, {0x81, 0x6, 0x0, 0x3}]}) ioctl$PERF_EVENT_IOC_SET_FILTER(r1, 0x8980, &(0x7f0000000380)="6e7230010060a19ef9d2c673d9a1571cb9e1369bcd61ef7e49793ae18712eceb1daa769497800b7fbbd35b170c10751d39aeb660d863e49b8c4f3b3cad48902b5b2d6cfd0abd372c63bcf5d70df3fd4d2e8d443c88c60fd7140fbc0e5637dd82fc3435bed4de5d693c9a781c863e05d8a6f8689a5be29216061f3ff53f8b6b396678e7ba155ef9152d7e43b1eccb2331eb8eb1ed5586dcf8b3b0b999361a44ff2c22c2abbef42dd24eabe6723346a6e46c0499a21442d8d00dcb57f013ff7595edd0ff076930de3675d34117a44eb0e4f832936da44e") 15:01:39 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) sendmsg(r0, &(0x7f0000000580)={0x0, 0x3e80, &(0x7f00000001c0)=[{&(0x7f0000000380)="b5", 0x1}], 0x1, &(0x7f0000001740), 0x0, 0x4}, 0x20000040) 15:01:39 executing program 7: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000340)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) bpf$MAP_CREATE(0x0, &(0x7f0000000080)={0x0, 0x800000000004, 0x4, 0x9, 0x0, 0xffffffffffffffff, 0x0, [0x5f]}, 0x2c) perf_event_open(&(0x7f0000000180)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x1a7b, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(r1) socket$kcm(0x2, 0x3, 0x2) ioctl$PERF_EVENT_IOC_SET_FILTER(r1, 0x8914, &(0x7f0000000380)="6e7230010060a19ef9d2c673d9a1571cb9e1369bcd61ef7e49793ae18712eceb1daa769497800b7fbbd35b171110751d39aeb660d863e49b8c4f3b3cad48902b5b2d6cfd0abd372c63bcf5d70df3fd4d2e8d443c88c60fd7140fbc0e5637dd82fc3435bed4de5d693c9a781c863e05d8a6f8689a5be29216061f3ff53f8b6b396678e7ba155ef9152d7e43b1eccb2331eb8eb1ed5586dcf8b3b0b999361a44ff2c22c2abbef42dd24eabe6723346a6e46c0499a21442d8d00dcb57f013ff7595edd0ff076930de3675d34117a44eb0e4f832936da44e") r2 = openat$tun(0xffffffffffffff9c, &(0x7f0000000140)='/dev/net/tun\x00', 0x0, 0x0) ioctl$TUNSETIFF(r2, 0x400454ca, &(0x7f0000000040)={"6e72300100", 0x801}) ioctl$TUNSETLINK(r2, 0x400454cd, 0x308) perf_event_open(&(0x7f000025c000)={0x0, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000001, 0x0, 0x2161f870, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) sendmsg(0xffffffffffffffff, &(0x7f0000000440)={&(0x7f0000000200)=@ax25={0x3, {"b8738e610d62ed"}}, 0x80, &(0x7f0000000040), 0x0, 0x0, 0x0, 0x4}, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(0xffffffffffffffff, 0x2400, 0x0) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f00000002c0)={0xffffffffffffffff, &(0x7f0000000300), &(0x7f0000000280)}, 0x20) openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000000)='rdma.current\x00', 0x0, 0x0) [ 1387.179860] FAULT_INJECTION: forcing a failure. [ 1387.179860] name failslab, interval 1, probability 0, space 0, times 0 15:01:39 executing program 0: socketpair(0x1, 0x80002, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_SET_FILTER(r0, 0x89a1, &(0x7f0000000100)='JX') [ 1387.268856] CPU: 1 PID: 12123 Comm: syz-executor4 Not tainted 4.19.0-rc2+ #50 [ 1387.276162] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1387.285523] Call Trace: [ 1387.288132] dump_stack+0x1c4/0x2b4 [ 1387.291776] ? dump_stack_print_info.cold.2+0x52/0x52 [ 1387.296975] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 1387.302257] ? rcu_bh_qs+0xc0/0xc0 [ 1387.306059] should_fail.cold.4+0xa/0x17 [ 1387.310135] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 1387.315238] ? is_bpf_text_address+0xd3/0x170 [ 1387.319740] ? kernel_text_address+0x79/0xf0 [ 1387.324152] ? graph_lock+0x170/0x170 [ 1387.327953] ? unwind_get_return_address+0x61/0xa0 [ 1387.332898] ? __save_stack_trace+0x8d/0xf0 [ 1387.337222] ? graph_lock+0x170/0x170 [ 1387.341037] ? find_held_lock+0x36/0x1c0 [ 1387.345106] ? __lock_is_held+0xb5/0x140 [ 1387.349190] ? ___might_sleep+0x1ed/0x300 [ 1387.353338] ? arch_local_save_flags+0x40/0x40 [ 1387.357923] ? check_preemption_disabled+0x48/0x200 [ 1387.362953] __should_failslab+0x124/0x180 [ 1387.367197] should_failslab+0x9/0x14 [ 1387.371003] kmem_cache_alloc_node_trace+0x270/0x740 [ 1387.376113] ? __kmalloc_node+0x33/0x70 [ 1387.380095] ? __kmalloc_node+0x33/0x70 [ 1387.384086] __kmalloc_node+0x33/0x70 [ 1387.387898] kvmalloc_node+0x65/0xf0 [ 1387.391625] __alloc_bucket_spinlocks+0x62/0x160 [ 1387.396392] bucket_table_alloc+0x17e/0x4e0 [ 1387.400722] ? rhashtable_insert_one.part.11+0xb30/0xb30 [ 1387.406171] ? __lockdep_init_map+0x105/0x590 [ 1387.410672] ? rhashtable_insert_one.part.11+0xb30/0xb30 [ 1387.416141] rhashtable_init+0x530/0xa80 [ 1387.420212] ? rhashtable_rehash_alloc+0x100/0x100 [ 1387.425144] ? rhashtable_rehash_alloc+0x100/0x100 [ 1387.430082] ? br_vlan_init+0xc4/0x3e0 [ 1387.433972] ? rcu_read_lock_sched_held+0x108/0x120 [ 1387.439501] ? kmem_cache_alloc_trace+0x353/0x750 [ 1387.444514] ? __lockdep_init_map+0x105/0x590 [ 1387.449020] vlan_tunnel_init+0x20/0x30 [ 1387.452995] br_vlan_init+0x183/0x3e0 [ 1387.456800] ? br_vlan_set_stats+0x80/0x80 [ 1387.461039] ? dev_alloc_name_ns+0x4bc/0x650 [ 1387.465455] ? __dev_get_by_name+0x170/0x170 [ 1387.469874] ? arch_local_save_flags+0x40/0x40 [ 1387.474458] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 1387.479479] ? find_next_bit+0x104/0x130 [ 1387.483549] br_dev_init+0x10d/0x2a0 [ 1387.487269] ? br_dev_uninit+0x70/0x70 [ 1387.491159] register_netdevice+0x332/0x10f0 [ 1387.495572] ? lock_release+0x970/0x970 [ 1387.499558] ? netdev_change_features+0x110/0x110 [ 1387.504403] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 1387.509958] register_netdev+0x30/0x50 [ 1387.513849] br_add_bridge+0x9b/0xf0 [ 1387.517563] br_ioctl_deviceless_stub+0x991/0xac0 [ 1387.522416] ? find_held_lock+0x36/0x1c0 [ 1387.526481] ? old_dev_ioctl.isra.2+0x20e0/0x20e0 [ 1387.531333] ? __fget+0x4aa/0x740 [ 1387.534791] ? lock_downgrade+0x900/0x900 [ 1387.538946] ? check_preemption_disabled+0x48/0x200 [ 1387.543989] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 1387.549799] ? kasan_check_read+0x11/0x20 [ 1387.553953] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 1387.559252] ? old_dev_ioctl.isra.2+0x20e0/0x20e0 [ 1387.564094] sock_ioctl+0x2d5/0x680 [ 1387.567726] ? dlci_ioctl_set+0x40/0x40 [ 1387.571703] ? ksys_dup3+0x680/0x680 [ 1387.575420] ? find_held_lock+0x36/0x1c0 [ 1387.579489] ? __mutex_unlock_slowpath+0x197/0x8c0 [ 1387.584434] ? dlci_ioctl_set+0x40/0x40 [ 1387.588412] do_vfs_ioctl+0x1de/0x1720 [ 1387.592304] ? __lock_is_held+0xb5/0x140 [ 1387.596374] ? ioctl_preallocate+0x300/0x300 [ 1387.600788] ? __fget_light+0x2e9/0x430 [ 1387.604764] ? fget_raw+0x20/0x20 [ 1387.608223] ? __sb_end_write+0xd9/0x110 [ 1387.612289] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 1387.617852] ? fput+0x130/0x1a0 [ 1387.621145] ? do_syscall_64+0x9a/0x820 [ 1387.625126] ? do_syscall_64+0x9a/0x820 [ 1387.629105] ? lockdep_hardirqs_on+0x421/0x5c0 [ 1387.633701] ? security_file_ioctl+0x94/0xc0 [ 1387.638123] ksys_ioctl+0xa9/0xd0 [ 1387.641586] __x64_sys_ioctl+0x73/0xb0 [ 1387.645487] do_syscall_64+0x1b9/0x820 [ 1387.649377] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 1387.654740] ? syscall_return_slowpath+0x5e0/0x5e0 [ 1387.659678] ? trace_hardirqs_off+0x300/0x300 [ 1387.664177] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 1387.669192] ? recalc_sigpending_tsk+0x180/0x180 [ 1387.673953] ? kasan_check_write+0x14/0x20 [ 1387.678198] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 1387.683052] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 1387.688240] RIP: 0033:0x457099 [ 1387.691433] Code: fd b4 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b4 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 1387.710343] RSP: 002b:00007f692aa02c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 15:01:39 executing program 6: perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e6}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) bpf$MAP_DELETE_ELEM(0x3, &(0x7f0000000300)={0xffffffffffffffff, &(0x7f0000000240)}, 0x10) openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000180)="2f67726f75702e73746174003c23fb572a1f0294e6f378b41ad54b4d9d9a1f63f8785ad188a7e1c88875e05b18a4cb3a9cd12dcea440d899c22c652b3a471b4a7fa2f3fdf6e034d804e5f0df4b1dee483b157624c59c0100e89e6a357c000000", 0x2761, 0x0) [ 1387.718062] RAX: ffffffffffffffda RBX: 00007f692aa036d4 RCX: 0000000000457099 [ 1387.725329] RDX: 0000000020000000 RSI: 00000000000089a0 RDI: 0000000000000003 [ 1387.732608] RBP: 00000000009300a0 R08: 0000000000000000 R09: 0000000000000000 [ 1387.739886] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000005 [ 1387.747154] R13: 00000000004cfe50 R14: 00000000004bec60 R15: 000000000000000c 15:01:39 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) sendmsg(r0, &(0x7f0000000580)={0x0, 0x34000, &(0x7f00000001c0)=[{&(0x7f0000000380)="b5", 0x1}], 0x1, &(0x7f0000001740), 0x0, 0x4}, 0x20000040) 15:01:39 executing program 4 (fault-call:1 fault-nth:13): socketpair(0x1, 0x80002, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_SET_FILTER(r0, 0x89a0, &(0x7f0000000000)='%d') 15:01:39 executing program 5: r0 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(r0) socket$kcm(0xa, 0x5, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) perf_event_open(&(0x7f000025c000)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(0xffffffffffffffff) socket$kcm(0x29, 0x0, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(0xffffffffffffffff, 0x2400, 0x0) bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x0, 0x10bd}, 0x2c) bpf$PROG_LOAD(0x5, &(0x7f00000ba000)={0xd, 0x5, &(0x7f0000346fc8)=@framed={{}, [@alu={0x8000000201a7f19, 0x0, 0x201a7fa6, 0x48, 0x1}], {0x95, 0xe4ffffff00000000}}, &(0x7f0000000000)='GPL\x00', 0x0, 0xfb, &(0x7f00001a7f05)=""/251}, 0x14) 15:01:39 executing program 7: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000340)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) bpf$MAP_CREATE(0x0, &(0x7f0000000080)={0x0, 0x800000000004, 0x4, 0x9, 0x0, 0xffffffffffffffff, 0x0, [0x5f]}, 0x2c) perf_event_open(&(0x7f0000000180)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x1a7b, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(r1) socket$kcm(0x2, 0x3, 0x2) ioctl$PERF_EVENT_IOC_SET_FILTER(r1, 0x8914, &(0x7f0000000380)="6e7230010060a19ef9d2c673d9a1571cb9e1369bcd61ef7e49793ae18712eceb1daa769497800b7fbbd35b172510751d39aeb660d863e49b8c4f3b3cad48902b5b2d6cfd0abd372c63bcf5d70df3fd4d2e8d443c88c60fd7140fbc0e5637dd82fc3435bed4de5d693c9a781c863e05d8a6f8689a5be29216061f3ff53f8b6b396678e7ba155ef9152d7e43b1eccb2331eb8eb1ed5586dcf8b3b0b999361a44ff2c22c2abbef42dd24eabe6723346a6e46c0499a21442d8d00dcb57f013ff7595edd0ff076930de3675d34117a44eb0e4f832936da44e") r2 = openat$tun(0xffffffffffffff9c, &(0x7f0000000140)='/dev/net/tun\x00', 0x0, 0x0) ioctl$TUNSETIFF(r2, 0x400454ca, &(0x7f0000000040)={"6e72300100", 0x801}) ioctl$TUNSETLINK(r2, 0x400454cd, 0x308) perf_event_open(&(0x7f000025c000)={0x0, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000001, 0x0, 0x2161f870, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) sendmsg(0xffffffffffffffff, &(0x7f0000000440)={&(0x7f0000000200)=@ax25={0x3, {"b8738e610d62ed"}}, 0x80, &(0x7f0000000040), 0x0, 0x0, 0x0, 0x4}, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(0xffffffffffffffff, 0x2400, 0x0) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f00000002c0)={0xffffffffffffffff, &(0x7f0000000300), &(0x7f0000000280)}, 0x20) openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000000)='rdma.current\x00', 0x0, 0x0) 15:01:39 executing program 2: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) r1 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(r1) socket$kcm(0x2, 0x3, 0x2) ioctl$PERF_EVENT_IOC_SET_FILTER(r1, 0x8980, &(0x7f0000000080)='wlan0/\x00') 15:01:39 executing program 0: 15:01:40 executing program 3: r0 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(r0) socket$kcm(0xa, 0x5, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) socket$kcm(0x29, 0x0, 0x0) bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x0, 0x10bd}, 0x2c) bpf$PROG_LOAD(0x5, &(0x7f00000ba000)={0xd, 0x5, &(0x7f0000346fc8)=@framed={{0x18, 0x0, 0x6110}, [@alu={0x8000000201a7f19, 0x0, 0x201a7fa6, 0x48, 0x1, 0x88}]}, &(0x7f0000000000)='GPL\x00', 0x0, 0xfb, &(0x7f00001a7f05)=""/251}, 0x14) [ 1388.057543] FAULT_INJECTION: forcing a failure. [ 1388.057543] name failslab, interval 1, probability 0, space 0, times 0 [ 1388.079686] CPU: 1 PID: 12166 Comm: syz-executor4 Not tainted 4.19.0-rc2+ #50 [ 1388.087004] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1388.096371] Call Trace: [ 1388.098963] dump_stack+0x1c4/0x2b4 [ 1388.102585] ? dump_stack_print_info.cold.2+0x52/0x52 [ 1388.107802] should_fail.cold.4+0xa/0x17 [ 1388.111870] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 1388.116976] ? debug_smp_processor_id+0x1c/0x20 [ 1388.121663] ? perf_trace_lock_acquire+0x15b/0x800 [ 1388.126604] ? graph_lock+0x170/0x170 [ 1388.130412] ? graph_lock+0x170/0x170 [ 1388.134200] ? perf_trace_lock+0x7a0/0x7a0 [ 1388.138425] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 1388.143519] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 1388.148639] ? find_held_lock+0x36/0x1c0 [ 1388.152709] ? __lock_is_held+0xb5/0x140 [ 1388.156788] ? ___might_sleep+0x1ed/0x300 [ 1388.160938] ? arch_local_save_flags+0x40/0x40 [ 1388.165534] ? br_vlan_add+0x65f/0x1350 [ 1388.169507] ? lock_downgrade+0x900/0x900 [ 1388.173672] __should_failslab+0x124/0x180 [ 1388.177912] should_failslab+0x9/0x14 [ 1388.181719] kmem_cache_alloc_trace+0x2d7/0x750 [ 1388.186385] br_vlan_add+0x6cc/0x1350 [ 1388.190184] ? br_should_learn+0xe60/0xe60 [ 1388.194422] ? rhashtable_insert_one.part.11+0xb30/0xb30 [ 1388.199879] ? __lockdep_init_map+0x105/0x590 [ 1388.204365] ? lockdep_init_map+0x9/0x10 [ 1388.208423] ? rhashtable_init+0x6e0/0xa80 [ 1388.212665] ? rhashtable_rehash_alloc+0x100/0x100 [ 1388.217581] ? rhashtable_rehash_alloc+0x100/0x100 [ 1388.222558] ? br_vlan_init+0xc4/0x3e0 [ 1388.226459] ? rcu_read_lock_sched_held+0x108/0x120 [ 1388.231477] ? kmem_cache_alloc_trace+0x353/0x750 [ 1388.236319] ? __lockdep_init_map+0x105/0x590 [ 1388.240813] br_vlan_init+0x31b/0x3e0 [ 1388.244613] ? br_vlan_set_stats+0x80/0x80 [ 1388.248852] ? dev_alloc_name_ns+0x4bc/0x650 [ 1388.253269] ? __dev_get_by_name+0x170/0x170 [ 1388.257678] ? arch_local_save_flags+0x40/0x40 [ 1388.262253] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 1388.267259] ? find_next_bit+0x104/0x130 [ 1388.271313] br_dev_init+0x10d/0x2a0 [ 1388.275016] ? br_dev_uninit+0x70/0x70 [ 1388.278905] register_netdevice+0x332/0x10f0 [ 1388.283329] ? lock_release+0x970/0x970 [ 1388.287318] ? netdev_change_features+0x110/0x110 [ 1388.292151] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 1388.297685] register_netdev+0x30/0x50 [ 1388.301563] br_add_bridge+0x9b/0xf0 [ 1388.305275] br_ioctl_deviceless_stub+0x991/0xac0 [ 1388.310131] ? find_held_lock+0x36/0x1c0 [ 1388.314209] ? old_dev_ioctl.isra.2+0x20e0/0x20e0 [ 1388.319056] ? __fget+0x4aa/0x740 [ 1388.322512] ? lock_downgrade+0x900/0x900 [ 1388.326660] ? check_preemption_disabled+0x48/0x200 [ 1388.331687] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 1388.337472] ? kasan_check_read+0x11/0x20 [ 1388.341615] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 1388.346913] ? old_dev_ioctl.isra.2+0x20e0/0x20e0 [ 1388.351752] sock_ioctl+0x2d5/0x680 [ 1388.355376] ? dlci_ioctl_set+0x40/0x40 [ 1388.359371] ? ksys_dup3+0x680/0x680 [ 1388.363089] ? find_held_lock+0x36/0x1c0 [ 1388.367147] ? __mutex_unlock_slowpath+0x197/0x8c0 [ 1388.372069] ? dlci_ioctl_set+0x40/0x40 [ 1388.376047] do_vfs_ioctl+0x1de/0x1720 [ 1388.379936] ? __lock_is_held+0xb5/0x140 [ 1388.384000] ? ioctl_preallocate+0x300/0x300 [ 1388.388410] ? __fget_light+0x2e9/0x430 [ 1388.392371] ? fget_raw+0x20/0x20 [ 1388.395815] ? __sb_end_write+0xd9/0x110 [ 1388.399869] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 1388.405396] ? fput+0x130/0x1a0 [ 1388.408665] ? do_syscall_64+0x9a/0x820 [ 1388.412631] ? do_syscall_64+0x9a/0x820 [ 1388.416617] ? lockdep_hardirqs_on+0x421/0x5c0 [ 1388.421192] ? security_file_ioctl+0x94/0xc0 [ 1388.425590] ksys_ioctl+0xa9/0xd0 [ 1388.429044] __x64_sys_ioctl+0x73/0xb0 [ 1388.432924] do_syscall_64+0x1b9/0x820 [ 1388.436799] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 1388.442150] ? syscall_return_slowpath+0x5e0/0x5e0 [ 1388.447067] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 1388.451901] ? trace_hardirqs_off+0x300/0x300 [ 1388.456388] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 1388.461405] ? prepare_exit_to_usermode+0x291/0x3b0 [ 1388.466421] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 1388.471275] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 1388.476449] RIP: 0033:0x457099 [ 1388.479636] Code: fd b4 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b4 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 1388.498526] RSP: 002b:00007f692aa02c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 15:01:40 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) sendmsg(r0, &(0x7f0000000580)={0x0, 0x1000000, &(0x7f00000001c0)=[{&(0x7f0000000380)="b5", 0x1}], 0x1, &(0x7f0000001740), 0x0, 0x4}, 0x20000040) [ 1388.506227] RAX: ffffffffffffffda RBX: 00007f692aa036d4 RCX: 0000000000457099 [ 1388.513501] RDX: 0000000020000000 RSI: 00000000000089a0 RDI: 0000000000000003 [ 1388.520759] RBP: 00000000009300a0 R08: 0000000000000000 R09: 0000000000000000 [ 1388.528028] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000005 [ 1388.535290] R13: 00000000004cfe50 R14: 00000000004bec60 R15: 000000000000000d 15:01:40 executing program 4 (fault-call:1 fault-nth:14): socketpair(0x1, 0x80002, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_SET_FILTER(r0, 0x89a0, &(0x7f0000000000)='%d') 15:01:40 executing program 6: perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e6}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) bpf$MAP_DELETE_ELEM(0x3, &(0x7f0000000300)={0xffffffffffffffff, &(0x7f0000000240)}, 0x10) openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000180)="2f67726f75702e73746174003c23fb572a1f0294e6f378b41ad54b4d9d9a1f63f8785ad188a7e1c88875e05b18a4cb3a9cd12dcea440d899c22c652b3a471b4a7fa2f3fdf6e034d804e5f0df4b1dee483b157624c59c0100e89e6a357c000000", 0x2761, 0x0) 15:01:40 executing program 0: 15:01:40 executing program 7: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000340)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) bpf$MAP_CREATE(0x0, &(0x7f0000000080)={0x0, 0x800000000004, 0x4, 0x9, 0x0, 0xffffffffffffffff, 0x0, [0x5f]}, 0x2c) perf_event_open(&(0x7f0000000180)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x1a7b, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(r1) socket$kcm(0x2, 0x3, 0x2) ioctl$PERF_EVENT_IOC_SET_FILTER(r1, 0x8914, &(0x7f0000000380)="6e7230010060a19ef9d2c673d9a1571cb9e1369bcd61ef7e49793ae18712eceb1daa769497800b7fbbd35b170c2f751d39aeb660d863e49b8c4f3b3cad48902b5b2d6cfd0abd372c63bcf5d70df3fd4d2e8d443c88c60fd7140fbc0e5637dd82fc3435bed4de5d693c9a781c863e05d8a6f8689a5be29216061f3ff53f8b6b396678e7ba155ef9152d7e43b1eccb2331eb8eb1ed5586dcf8b3b0b999361a44ff2c22c2abbef42dd24eabe6723346a6e46c0499a21442d8d00dcb57f013ff7595edd0ff076930de3675d34117a44eb0e4f832936da44e") r2 = openat$tun(0xffffffffffffff9c, &(0x7f0000000140)='/dev/net/tun\x00', 0x0, 0x0) ioctl$TUNSETIFF(r2, 0x400454ca, &(0x7f0000000040)={"6e72300100", 0x801}) ioctl$TUNSETLINK(r2, 0x400454cd, 0x308) perf_event_open(&(0x7f000025c000)={0x0, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000001, 0x0, 0x2161f870, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) sendmsg(0xffffffffffffffff, &(0x7f0000000440)={&(0x7f0000000200)=@ax25={0x3, {"b8738e610d62ed"}}, 0x80, &(0x7f0000000040), 0x0, 0x0, 0x0, 0x4}, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(0xffffffffffffffff, 0x2400, 0x0) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f00000002c0)={0xffffffffffffffff, &(0x7f0000000300), &(0x7f0000000280)}, 0x20) openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000000)='rdma.current\x00', 0x0, 0x0) 15:01:40 executing program 5: r0 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(r0) socket$kcm(0xa, 0x5, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) perf_event_open(&(0x7f000025c000)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(0xffffffffffffffff) socket$kcm(0x29, 0x0, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(0xffffffffffffffff, 0x2400, 0x0) bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x0, 0x10bd}, 0x2c) bpf$PROG_LOAD(0x5, &(0x7f00000ba000)={0xd, 0x5, &(0x7f0000346fc8)=@framed={{}, [@alu={0x8000000201a7f19, 0x0, 0x201a7fa6, 0x48, 0x1}], {0x95, 0x7300000000000000}}, &(0x7f0000000000)='GPL\x00', 0x0, 0xfb, &(0x7f00001a7f05)=""/251}, 0x14) 15:01:40 executing program 2: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000340)={0xffffffffffffffff}) r1 = bpf$BPF_MAP_GET_FD_BY_ID(0xe, &(0x7f0000000000)={0xffffffffffffffff, 0x0, 0x10}, 0xc) bpf$MAP_DELETE_ELEM(0x3, &(0x7f0000000300)={r1, &(0x7f00000002c0)="98c9f2cafe5c101ec71a22d83760a66bb3400660"}, 0x10) perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3, 0x0, 0x2, 0xffffffffffff8001, 0x0, 0x80, 0x800, 0x3, 0x5, 0x2, 0x1f, 0x8ec0, 0xaf9, 0x3f, 0x105, 0x6, 0x80, 0x2, 0x10000, 0xfffffffffffeffff, 0x38c3b337, 0x380000000000, 0x0, 0x6, 0x0, 0x3775, 0x2, 0x4, 0x8, 0x3f, 0x100000000, 0x8, 0x9, 0xe7, 0xd09d, 0x5, 0x0, 0x5979, 0x0, @perf_bp={&(0x7f0000000040), 0x6}, 0x20, 0x6a6, 0xe86b, 0x5, 0x3ff, 0x424a00000, 0x8001}, 0xffffffffffffffff, 0x8, 0xffffffffffffffff, 0x1) perf_event_open$cgroup(&(0x7f0000000100)={0x2, 0x70, 0x0, 0x200, 0x80000001, 0x100000000, 0x0, 0x100, 0x80, 0xe, 0x1, 0x3f, 0xd1, 0x9, 0x1ca2, 0x7, 0x100000000, 0x0, 0x2, 0x3, 0x1, 0x4, 0x4, 0x3, 0x2, 0x94b2, 0x0, 0x3, 0x81, 0x10000000, 0xc38e, 0xc84, 0xa46, 0x1c5ee00000, 0x5, 0x3, 0x0, 0x9, 0x0, 0x1, 0x6, @perf_config_ext={0x6, 0x400}, 0x1000, 0x4ffc, 0x10000, 0x5, 0x7, 0x200, 0x2}, 0xffffffffffffff9c, 0x3, 0xffffffffffffffff, 0x2) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000180)='./cgroup.net/syz1\x00', 0x200002, 0x0) r2 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r2, 0x40042409, 0x1) bpf$MAP_CREATE(0x0, &(0x7f0000000380)={0x3, 0x4, 0x80, 0x4, 0x19, r1, 0x3}, 0x2c) close(r2) socket$kcm(0x2, 0x3, 0x2) ioctl$PERF_EVENT_IOC_SET_FILTER(r2, 0x8980, &(0x7f00000001c0)="067230010060a19ef9d2c673d9a1571cb9e1369bcd61ef7e49793ae18712eceb1daa769497840b7fbbd35b170c10751d39aeb660d863e49b8c4f3b3cad48902b5b2d6cfd0abd372c63bcf5d70df3fd4d2e8d443c2491af6dc19438363643a13e602488c60fd7140fbc0e5637dd82fc3435bed4de5d693c9a781c863e1f3ff53f8b6b396678e7ba155ef9152dff070000000000008eb1ed5586dcf8b3b0b999361a44ff2c22c2abbef42dd24eabe6723346a6e46e0499a21442d8d00dcb57f013ff7595edd0ff076930de3664a252e93fce5f002ce1da11") 15:01:40 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) sendmsg(r0, &(0x7f0000000580)={0x0, 0x11000000, &(0x7f00000001c0)=[{&(0x7f0000000380)="b5", 0x1}], 0x1, &(0x7f0000001740), 0x0, 0x4}, 0x20000040) [ 1388.789411] FAULT_INJECTION: forcing a failure. [ 1388.789411] name failslab, interval 1, probability 0, space 0, times 0 [ 1388.801014] CPU: 0 PID: 12192 Comm: syz-executor4 Not tainted 4.19.0-rc2+ #50 [ 1388.808297] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1388.817655] Call Trace: [ 1388.820247] dump_stack+0x1c4/0x2b4 [ 1388.823878] ? dump_stack_print_info.cold.2+0x52/0x52 [ 1388.829085] should_fail.cold.4+0xa/0x17 [ 1388.833153] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 1388.838261] ? set_pageblock_migratetype+0x40/0x40 [ 1388.843194] ? print_usage_bug+0xc0/0xc0 [ 1388.847258] ? print_usage_bug+0xc0/0xc0 [ 1388.852883] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 1388.858420] ? print_usage_bug+0xc0/0xc0 [ 1388.862482] ? trace_hardirqs_on+0x310/0x310 [ 1388.866896] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 1388.872444] ? __lock_acquire+0x7ec/0x4ec0 [ 1388.876687] ? __lock_acquire+0x7ec/0x4ec0 [ 1388.880931] ? mark_held_locks+0x130/0x130 [ 1388.885163] ? __alloc_pages_nodemask+0x638/0xde0 [ 1388.890007] ? graph_lock+0x170/0x170 [ 1388.893814] __should_failslab+0x124/0x180 [ 1388.898053] should_failslab+0x9/0x14 [ 1388.901853] kmem_cache_alloc+0x47/0x730 [ 1388.905931] fdb_create+0x113/0x1710 [ 1388.909668] ? br_fdb_find_port+0x2e0/0x2e0 [ 1388.913987] ? graph_lock+0x170/0x170 [ 1388.917803] ? fdb_notify+0x180/0x180 [ 1388.921627] ? find_held_lock+0x36/0x1c0 [ 1388.925704] ? br_fdb_find+0x116/0x220 [ 1388.929602] ? lock_downgrade+0x900/0x900 [ 1388.933762] ? check_preemption_disabled+0x48/0x200 [ 1388.938785] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 1388.944581] ? kasan_check_read+0x11/0x20 [ 1388.948747] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 1388.954025] ? rcu_bh_qs+0xc0/0xc0 [ 1388.957565] ? __lock_is_held+0xb5/0x140 [ 1388.961688] fdb_insert+0x160/0x1c0 [ 1388.965324] br_fdb_insert+0x3a/0x60 [ 1388.969090] __vlan_add+0x483/0x39c0 [ 1388.972811] ? mark_held_locks+0x130/0x130 [ 1388.977054] ? graph_lock+0x170/0x170 [ 1388.980863] ? br_vlan_add+0x1350/0x1350 [ 1388.984933] ? find_held_lock+0x36/0x1c0 [ 1388.989018] ? __mutex_unlock_slowpath+0x430/0x8c0 [ 1388.993945] ? lock_downgrade+0x900/0x900 [ 1388.998099] ? kasan_check_read+0x11/0x20 [ 1389.002250] ? do_raw_spin_unlock+0xa7/0x2f0 [ 1389.006659] ? do_raw_spin_trylock+0x1c0/0x1c0 [ 1389.011248] ? kasan_check_write+0x14/0x20 [ 1389.015481] ? do_raw_spin_lock+0xc1/0x200 [ 1389.019725] ? __mutex_unlock_slowpath+0x43c/0x8c0 [ 1389.024672] ? graph_lock+0x170/0x170 [ 1389.028472] ? wait_for_completion+0x8a0/0x8a0 [ 1389.033056] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 1389.038606] ? check_preemption_disabled+0x48/0x200 [ 1389.043635] ? check_preemption_disabled+0x48/0x200 [ 1389.048661] ? __lock_is_held+0xb5/0x140 [ 1389.052734] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 1389.058269] ? pcpu_alloc+0x190/0x15e0 [ 1389.062168] ? pcpu_balance_workfn+0x1740/0x1740 [ 1389.066923] ? find_held_lock+0x36/0x1c0 [ 1389.070997] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 1389.076536] ? check_preemption_disabled+0x48/0x200 [ 1389.081552] ? check_preemption_disabled+0x48/0x200 [ 1389.086592] ? br_vlan_add+0x6cc/0x1350 [ 1389.090580] ? rcu_read_lock_sched_held+0x108/0x120 [ 1389.095615] ? kmem_cache_alloc_trace+0x353/0x750 [ 1389.100482] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 1389.105501] ? find_next_bit+0x104/0x130 [ 1389.109571] br_vlan_add+0x87c/0x1350 [ 1389.113393] ? br_should_learn+0xe60/0xe60 [ 1389.117637] ? rhashtable_insert_one.part.11+0xb30/0xb30 [ 1389.123093] ? __lockdep_init_map+0x105/0x590 [ 1389.127642] ? lockdep_init_map+0x9/0x10 [ 1389.131714] ? rhashtable_init+0x6e0/0xa80 [ 1389.135952] ? rhashtable_rehash_alloc+0x100/0x100 [ 1389.140881] ? rhashtable_rehash_alloc+0x100/0x100 [ 1389.145816] ? br_vlan_init+0xc4/0x3e0 [ 1389.149705] ? rcu_read_lock_sched_held+0x108/0x120 [ 1389.154725] ? kmem_cache_alloc_trace+0x353/0x750 [ 1389.159568] ? __lockdep_init_map+0x105/0x590 [ 1389.164081] br_vlan_init+0x31b/0x3e0 [ 1389.167884] ? br_vlan_set_stats+0x80/0x80 [ 1389.172119] ? dev_alloc_name_ns+0x4bc/0x650 [ 1389.176555] ? __dev_get_by_name+0x170/0x170 [ 1389.180969] ? arch_local_save_flags+0x40/0x40 [ 1389.185555] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 1389.190572] ? find_next_bit+0x104/0x130 [ 1389.194655] br_dev_init+0x10d/0x2a0 [ 1389.198374] ? br_dev_uninit+0x70/0x70 [ 1389.202267] register_netdevice+0x332/0x10f0 [ 1389.206676] ? lock_release+0x970/0x970 [ 1389.210655] ? netdev_change_features+0x110/0x110 [ 1389.215504] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 1389.221058] register_netdev+0x30/0x50 [ 1389.224947] br_add_bridge+0x9b/0xf0 [ 1389.228661] br_ioctl_deviceless_stub+0x991/0xac0 [ 1389.233506] ? find_held_lock+0x36/0x1c0 [ 1389.237567] ? old_dev_ioctl.isra.2+0x20e0/0x20e0 [ 1389.242426] ? __fget+0x4aa/0x740 [ 1389.245881] ? lock_downgrade+0x900/0x900 [ 1389.250033] ? check_preemption_disabled+0x48/0x200 [ 1389.255060] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 1389.260858] ? kasan_check_read+0x11/0x20 [ 1389.265011] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 1389.270311] ? old_dev_ioctl.isra.2+0x20e0/0x20e0 [ 1389.275155] sock_ioctl+0x2d5/0x680 [ 1389.278788] ? dlci_ioctl_set+0x40/0x40 [ 1389.282761] ? ksys_dup3+0x680/0x680 [ 1389.286475] ? find_held_lock+0x36/0x1c0 [ 1389.290548] ? __mutex_unlock_slowpath+0x197/0x8c0 [ 1389.295485] ? dlci_ioctl_set+0x40/0x40 [ 1389.299478] do_vfs_ioctl+0x1de/0x1720 [ 1389.303369] ? __lock_is_held+0xb5/0x140 [ 1389.307881] ? ioctl_preallocate+0x300/0x300 [ 1389.312292] ? __fget_light+0x2e9/0x430 [ 1389.316268] ? fget_raw+0x20/0x20 [ 1389.319723] ? __sb_end_write+0xd9/0x110 [ 1389.323789] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 1389.329323] ? fput+0x130/0x1a0 [ 1389.332613] ? do_syscall_64+0x9a/0x820 [ 1389.336602] ? do_syscall_64+0x9a/0x820 [ 1389.340644] ? lockdep_hardirqs_on+0x421/0x5c0 [ 1389.345231] ? security_file_ioctl+0x94/0xc0 [ 1389.349648] ksys_ioctl+0xa9/0xd0 [ 1389.353108] __x64_sys_ioctl+0x73/0xb0 [ 1389.357001] do_syscall_64+0x1b9/0x820 [ 1389.360888] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 1389.366253] ? syscall_return_slowpath+0x5e0/0x5e0 [ 1389.371187] ? trace_hardirqs_off+0x300/0x300 [ 1389.375688] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 1389.380707] ? recalc_sigpending_tsk+0x180/0x180 [ 1389.385466] ? kasan_check_write+0x14/0x20 [ 1389.389713] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 1389.394565] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 1389.399757] RIP: 0033:0x457099 [ 1389.402949] Code: fd b4 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b4 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 1389.421848] RSP: 002b:00007f692aa02c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 1389.429561] RAX: ffffffffffffffda RBX: 00007f692aa036d4 RCX: 0000000000457099 15:01:41 executing program 4 (fault-call:1 fault-nth:15): socketpair(0x1, 0x80002, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_SET_FILTER(r0, 0x89a0, &(0x7f0000000000)='%d') [ 1389.437031] RDX: 0000000020000000 RSI: 00000000000089a0 RDI: 0000000000000003 [ 1389.445001] RBP: 00000000009300a0 R08: 0000000000000000 R09: 0000000000000000 [ 1389.452268] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000005 [ 1389.459533] R13: 00000000004cfe50 R14: 00000000004bec60 R15: 000000000000000e [ 1389.468824] 9: failed insert local address into bridge forwarding table 15:01:41 executing program 3: r0 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(r0) socket$kcm(0xa, 0x5, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) socket$kcm(0x29, 0x0, 0x0) bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x0, 0x10bd}, 0x2c) bpf$PROG_LOAD(0x5, &(0x7f00000ba000)={0xd, 0x5, &(0x7f0000346fc8)=@framed={{0x18, 0x0, 0x400000000000000}, [@alu={0x8000000201a7f19, 0x0, 0x201a7fa6, 0x48, 0x1, 0x88}]}, &(0x7f0000000000)='GPL\x00', 0x0, 0xfb, &(0x7f00001a7f05)=""/251}, 0x14) 15:01:41 executing program 0: [ 1389.791063] FAULT_INJECTION: forcing a failure. [ 1389.791063] name failslab, interval 1, probability 0, space 0, times 0 [ 1389.802384] CPU: 0 PID: 12224 Comm: syz-executor4 Not tainted 4.19.0-rc2+ #50 [ 1389.809670] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1389.819027] Call Trace: [ 1389.821650] dump_stack+0x1c4/0x2b4 [ 1389.825288] ? dump_stack_print_info.cold.2+0x52/0x52 [ 1389.830479] ? br_vlan_add+0x87c/0x1350 [ 1389.834459] ? br_vlan_init+0x31b/0x3e0 15:01:41 executing program 7: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000340)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) bpf$MAP_CREATE(0x0, &(0x7f0000000080)={0x0, 0x800000000004, 0x4, 0x9, 0x0, 0xffffffffffffffff, 0x0, [0x5f]}, 0x2c) perf_event_open(&(0x7f0000000180)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x1a7b, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(r1) socket$kcm(0x2, 0x3, 0x2) ioctl$PERF_EVENT_IOC_SET_FILTER(r1, 0x8914, &(0x7f0000000380)="6e7230010060a19ef9d2c673d9a1571cb9e1369bcd61ef7e49793ae18712eceb1daa769497800b7fbbd35b170c34751d39aeb660d863e49b8c4f3b3cad48902b5b2d6cfd0abd372c63bcf5d70df3fd4d2e8d443c88c60fd7140fbc0e5637dd82fc3435bed4de5d693c9a781c863e05d8a6f8689a5be29216061f3ff53f8b6b396678e7ba155ef9152d7e43b1eccb2331eb8eb1ed5586dcf8b3b0b999361a44ff2c22c2abbef42dd24eabe6723346a6e46c0499a21442d8d00dcb57f013ff7595edd0ff076930de3675d34117a44eb0e4f832936da44e") r2 = openat$tun(0xffffffffffffff9c, &(0x7f0000000140)='/dev/net/tun\x00', 0x0, 0x0) ioctl$TUNSETIFF(r2, 0x400454ca, &(0x7f0000000040)={"6e72300100", 0x801}) ioctl$TUNSETLINK(r2, 0x400454cd, 0x308) perf_event_open(&(0x7f000025c000)={0x0, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000001, 0x0, 0x2161f870, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) sendmsg(0xffffffffffffffff, &(0x7f0000000440)={&(0x7f0000000200)=@ax25={0x3, {"b8738e610d62ed"}}, 0x80, &(0x7f0000000040), 0x0, 0x0, 0x0, 0x4}, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(0xffffffffffffffff, 0x2400, 0x0) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f00000002c0)={0xffffffffffffffff, &(0x7f0000000300), &(0x7f0000000280)}, 0x20) openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000000)='rdma.current\x00', 0x0, 0x0) 15:01:41 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) sendmsg(r0, &(0x7f0000000580)={0x0, 0x803e0000, &(0x7f00000001c0)=[{&(0x7f0000000380)="b5", 0x1}], 0x1, &(0x7f0000001740), 0x0, 0x4}, 0x20000040) [ 1389.838444] ? br_dev_init+0x10d/0x2a0 [ 1389.842334] ? register_netdevice+0x332/0x10f0 [ 1389.846929] ? br_add_bridge+0x9b/0xf0 [ 1389.850833] should_fail.cold.4+0xa/0x17 [ 1389.854913] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 1389.860044] ? find_held_lock+0x36/0x1c0 [ 1389.864129] ? fdb_create+0x9a5/0x1710 [ 1389.868035] ? lock_downgrade+0x900/0x900 [ 1389.872198] ? check_preemption_disabled+0x48/0x200 [ 1389.877230] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 1389.883036] ? kasan_check_read+0x11/0x20 [ 1389.887193] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 1389.892476] ? rcu_bh_qs+0xc0/0xc0 [ 1389.896026] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 1389.901571] ? fdb_create+0xb19/0x1710 [ 1389.905495] __should_failslab+0x124/0x180 [ 1389.909734] should_failslab+0x9/0x14 [ 1389.913536] kmem_cache_alloc_node+0x56/0x730 [ 1389.918022] __alloc_skb+0x119/0x770 [ 1389.921723] ? skb_scrub_packet+0x490/0x490 [ 1389.926038] ? br_fdb_find+0x116/0x220 [ 1389.929912] ? br_switchdev_fdb_notify+0xd1/0x510 [ 1389.934741] ? br_switchdev_set_port_flag+0x3c0/0x3c0 [ 1389.939919] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 1389.945448] ? rtnl_is_locked+0xb5/0xf0 [ 1389.949413] ? rtnl_trylock+0x20/0x20 [ 1389.953237] fdb_notify+0x9e/0x180 [ 1389.956779] fdb_insert+0x190/0x1c0 [ 1389.960413] br_fdb_insert+0x3a/0x60 [ 1389.964133] __vlan_add+0x483/0x39c0 [ 1389.967859] ? mark_held_locks+0x130/0x130 [ 1389.972108] ? graph_lock+0x170/0x170 [ 1389.975901] ? br_vlan_add+0x1350/0x1350 [ 1389.979953] ? find_held_lock+0x36/0x1c0 [ 1389.984008] ? __mutex_unlock_slowpath+0x430/0x8c0 [ 1389.988937] ? lock_downgrade+0x900/0x900 [ 1389.993076] ? kasan_check_read+0x11/0x20 [ 1389.997211] ? do_raw_spin_unlock+0xa7/0x2f0 [ 1390.001627] ? do_raw_spin_trylock+0x1c0/0x1c0 [ 1390.006213] ? kasan_check_write+0x14/0x20 [ 1390.010476] ? do_raw_spin_lock+0xc1/0x200 [ 1390.014714] ? __mutex_unlock_slowpath+0x43c/0x8c0 [ 1390.019637] ? graph_lock+0x170/0x170 [ 1390.023423] ? wait_for_completion+0x8a0/0x8a0 [ 1390.028008] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 1390.033555] ? check_preemption_disabled+0x48/0x200 [ 1390.038557] ? check_preemption_disabled+0x48/0x200 [ 1390.043580] ? __lock_is_held+0xb5/0x140 [ 1390.047658] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 1390.053182] ? pcpu_alloc+0x190/0x15e0 [ 1390.057078] ? pcpu_balance_workfn+0x1740/0x1740 [ 1390.061830] ? find_held_lock+0x36/0x1c0 [ 1390.065905] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 1390.071442] ? check_preemption_disabled+0x48/0x200 [ 1390.076455] ? check_preemption_disabled+0x48/0x200 [ 1390.081483] ? br_vlan_add+0x6cc/0x1350 [ 1390.085441] ? rcu_read_lock_sched_held+0x108/0x120 [ 1390.090443] ? kmem_cache_alloc_trace+0x353/0x750 [ 1390.095282] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 1390.100323] ? find_next_bit+0x104/0x130 [ 1390.104386] br_vlan_add+0x87c/0x1350 [ 1390.108193] ? br_should_learn+0xe60/0xe60 [ 1390.112416] ? rhashtable_insert_one.part.11+0xb30/0xb30 [ 1390.117868] ? __lockdep_init_map+0x105/0x590 [ 1390.122363] ? lockdep_init_map+0x9/0x10 [ 1390.126422] ? rhashtable_init+0x6e0/0xa80 [ 1390.130675] ? rhashtable_rehash_alloc+0x100/0x100 [ 1390.135614] ? rhashtable_rehash_alloc+0x100/0x100 [ 1390.140553] ? br_vlan_init+0xc4/0x3e0 [ 1390.144439] ? rcu_read_lock_sched_held+0x108/0x120 [ 1390.149450] ? kmem_cache_alloc_trace+0x353/0x750 [ 1390.154291] ? __lockdep_init_map+0x105/0x590 [ 1390.158789] br_vlan_init+0x31b/0x3e0 [ 1390.162587] ? br_vlan_set_stats+0x80/0x80 [ 1390.166832] ? dev_alloc_name_ns+0x4bc/0x650 [ 1390.171243] ? __dev_get_by_name+0x170/0x170 [ 1390.175646] ? arch_local_save_flags+0x40/0x40 [ 1390.180216] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 1390.185228] ? find_next_bit+0x104/0x130 [ 1390.189287] br_dev_init+0x10d/0x2a0 [ 1390.193001] ? br_dev_uninit+0x70/0x70 [ 1390.196901] register_netdevice+0x332/0x10f0 [ 1390.201320] ? lock_release+0x970/0x970 [ 1390.205363] ? netdev_change_features+0x110/0x110 [ 1390.210209] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 1390.215758] register_netdev+0x30/0x50 [ 1390.219671] br_add_bridge+0x9b/0xf0 [ 1390.223380] br_ioctl_deviceless_stub+0x991/0xac0 [ 1390.228218] ? find_held_lock+0x36/0x1c0 [ 1390.232285] ? old_dev_ioctl.isra.2+0x20e0/0x20e0 [ 1390.237120] ? __fget+0x4aa/0x740 [ 1390.240587] ? lock_downgrade+0x900/0x900 [ 1390.244761] ? check_preemption_disabled+0x48/0x200 [ 1390.249771] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 1390.255553] ? kasan_check_read+0x11/0x20 [ 1390.259702] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 1390.264991] ? old_dev_ioctl.isra.2+0x20e0/0x20e0 [ 1390.269820] sock_ioctl+0x2d5/0x680 [ 1390.273442] ? dlci_ioctl_set+0x40/0x40 [ 1390.277419] ? ksys_dup3+0x680/0x680 [ 1390.281148] ? find_held_lock+0x36/0x1c0 [ 1390.285214] ? __mutex_unlock_slowpath+0x197/0x8c0 [ 1390.290144] ? dlci_ioctl_set+0x40/0x40 [ 1390.294123] do_vfs_ioctl+0x1de/0x1720 [ 1390.298037] ? __lock_is_held+0xb5/0x140 [ 1390.302102] ? ioctl_preallocate+0x300/0x300 [ 1390.306512] ? __fget_light+0x2e9/0x430 [ 1390.310500] ? fget_raw+0x20/0x20 [ 1390.314001] ? __sb_end_write+0xd9/0x110 [ 1390.318062] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 1390.323603] ? fput+0x130/0x1a0 [ 1390.326888] ? do_syscall_64+0x9a/0x820 [ 1390.330854] ? do_syscall_64+0x9a/0x820 [ 1390.334835] ? lockdep_hardirqs_on+0x421/0x5c0 [ 1390.339408] ? security_file_ioctl+0x94/0xc0 [ 1390.343818] ksys_ioctl+0xa9/0xd0 [ 1390.347276] __x64_sys_ioctl+0x73/0xb0 [ 1390.351165] do_syscall_64+0x1b9/0x820 [ 1390.355083] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 1390.360459] ? syscall_return_slowpath+0x5e0/0x5e0 [ 1390.365391] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 1390.370236] ? trace_hardirqs_off+0x300/0x300 [ 1390.374745] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 1390.379776] ? prepare_exit_to_usermode+0x291/0x3b0 [ 1390.384799] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 1390.389657] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 1390.394892] RIP: 0033:0x457099 [ 1390.398097] Code: fd b4 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b4 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 1390.417009] RSP: 002b:00007f692aa02c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 1390.424713] RAX: ffffffffffffffda RBX: 00007f692aa036d4 RCX: 0000000000457099 [ 1390.431988] RDX: 0000000020000000 RSI: 00000000000089a0 RDI: 0000000000000003 15:01:42 executing program 4 (fault-call:1 fault-nth:16): socketpair(0x1, 0x80002, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_SET_FILTER(r0, 0x89a0, &(0x7f0000000000)='%d') 15:01:42 executing program 5: r0 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(r0) socket$kcm(0xa, 0x5, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) perf_event_open(&(0x7f000025c000)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(0xffffffffffffffff) socket$kcm(0x29, 0x0, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(0xffffffffffffffff, 0x2400, 0x0) bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x0, 0x10bd}, 0x2c) bpf$PROG_LOAD(0x5, &(0x7f00000ba000)={0xd, 0x5, &(0x7f0000346fc8)=@framed={{}, [@alu={0x8000000201a7f19, 0x0, 0x201a7fa6, 0x48, 0x1}], {0x95, 0x58000000}}, &(0x7f0000000000)='GPL\x00', 0x0, 0xfb, &(0x7f00001a7f05)=""/251}, 0x14) [ 1390.439258] RBP: 00000000009300a0 R08: 0000000000000000 R09: 0000000000000000 [ 1390.446543] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000005 [ 1390.453820] R13: 00000000004cfe50 R14: 00000000004bec60 R15: 000000000000000f 15:01:42 executing program 6: perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e6}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) bpf$MAP_DELETE_ELEM(0x3, &(0x7f0000000300)={0xffffffffffffffff, &(0x7f0000000240)}, 0x10) openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000180)="2f67726f75702e73746174003c23fb572a1f0294e6f378b41ad54b4d9d9a1f63f8785ad188a7e1c88875e05b18a4cb3a9cd12dcea440d899c22c652b3a471b4a7fa2f3fdf6e034d804e5f0df4b1dee483b157624c59c0100e89e6a357c000000", 0x2761, 0x0) 15:01:42 executing program 3: r0 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(r0) socket$kcm(0xa, 0x5, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) socket$kcm(0x29, 0x0, 0x0) bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x0, 0x10bd}, 0x2c) bpf$PROG_LOAD(0x5, &(0x7f00000ba000)={0xd, 0x5, &(0x7f0000346fc8)=@framed={{0x18, 0x0, 0x18100000}, [@alu={0x8000000201a7f19, 0x0, 0x201a7fa6, 0x48, 0x1, 0x88}]}, &(0x7f0000000000)='GPL\x00', 0x0, 0xfb, &(0x7f00001a7f05)=""/251}, 0x14) 15:01:42 executing program 0: 15:01:42 executing program 2: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000340)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) r1 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(r1) ioctl$PERF_EVENT_IOC_DISABLE(r1, 0x2401, 0x7) socket$kcm(0x2, 0x3, 0x2) ioctl$PERF_EVENT_IOC_SET_FILTER(r1, 0x8980, &(0x7f0000000380)="6e7230010060a19ef9d2c673d9a1571cb9e1369bcd61ef7e49793ae18712eceb1daa769497800b7fbbd35b170c10751d39aeb660d863e49b8c4f3b3cad48902b5b2d6cfd0abd372c63bcf5d70df3fd4d2e8d443c88c60fd7140fbc0e5637dd82fc3435bed4de5d693c9a781c863e05d8a6f8689a5be29216061f3ff53f8b6b396678e7ba155ef9152d7e43b1eccb2331eb8eb1ed5586dcf8b3b0b999361a44ff2c22c2abbef42dd24eabe6723346a6e46c0499a21442d8d00dcb57f013ff7595edd0ff076930de3675d34117a44eb0e4f832936da44e") [ 1390.754570] FAULT_INJECTION: forcing a failure. [ 1390.754570] name failslab, interval 1, probability 0, space 0, times 0 [ 1390.765912] CPU: 1 PID: 12244 Comm: syz-executor4 Not tainted 4.19.0-rc2+ #50 [ 1390.773195] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1390.782550] Call Trace: [ 1390.785165] dump_stack+0x1c4/0x2b4 [ 1390.788817] ? dump_stack_print_info.cold.2+0x52/0x52 [ 1390.794025] ? br_vlan_add+0x87c/0x1350 [ 1390.798014] ? br_vlan_init+0x31b/0x3e0 [ 1390.801999] ? br_dev_init+0x10d/0x2a0 [ 1390.802035] ? register_netdevice+0x332/0x10f0 [ 1390.810489] ? br_add_bridge+0x9b/0xf0 [ 1390.810515] should_fail.cold.4+0xa/0x17 [ 1390.810538] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 1390.810554] ? cache_grow_end+0xa8/0x190 [ 1390.810581] ? find_held_lock+0x36/0x1c0 [ 1390.810616] ? fdb_create+0x9a5/0x1710 [ 1390.810633] ? lock_downgrade+0x900/0x900 [ 1390.810651] ? check_preemption_disabled+0x48/0x200 [ 1390.810675] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 1390.810691] ? kasan_check_read+0x11/0x20 [ 1390.810708] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 1390.810725] ? rcu_bh_qs+0xc0/0xc0 [ 1390.810755] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 1390.810770] ? fdb_create+0xb19/0x1710 [ 1390.810799] __should_failslab+0x124/0x180 [ 1390.810819] should_failslab+0x9/0x14 [ 1390.873083] kmem_cache_alloc_node+0x56/0x730 [ 1390.881109] __alloc_skb+0x119/0x770 [ 1390.881140] ? skb_scrub_packet+0x490/0x490 [ 1390.881160] ? br_fdb_find+0x116/0x220 [ 1390.881180] ? br_switchdev_fdb_notify+0xd1/0x510 [ 1390.881199] ? br_switchdev_set_port_flag+0x3c0/0x3c0 [ 1390.881218] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 1390.881235] ? rtnl_is_locked+0xb5/0xf0 [ 1390.881251] ? rtnl_trylock+0x20/0x20 [ 1390.881277] fdb_notify+0x9e/0x180 [ 1390.924416] fdb_insert+0x190/0x1c0 [ 1390.928050] br_fdb_insert+0x3a/0x60 [ 1390.931768] __vlan_add+0x483/0x39c0 [ 1390.935484] ? mark_held_locks+0x130/0x130 [ 1390.939726] ? graph_lock+0x170/0x170 [ 1390.943530] ? br_vlan_add+0x1350/0x1350 [ 1390.947607] ? find_held_lock+0x36/0x1c0 [ 1390.951691] ? __mutex_unlock_slowpath+0x430/0x8c0 [ 1390.956628] ? lock_downgrade+0x900/0x900 [ 1390.960788] ? kasan_check_read+0x11/0x20 [ 1390.964934] ? do_raw_spin_unlock+0xa7/0x2f0 [ 1390.969342] ? do_raw_spin_trylock+0x1c0/0x1c0 [ 1390.973928] ? kasan_check_write+0x14/0x20 [ 1390.978162] ? do_raw_spin_lock+0xc1/0x200 [ 1390.982407] ? __mutex_unlock_slowpath+0x43c/0x8c0 [ 1390.987337] ? graph_lock+0x170/0x170 [ 1390.991141] ? wait_for_completion+0x8a0/0x8a0 [ 1390.995751] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 1391.001291] ? check_preemption_disabled+0x48/0x200 [ 1391.006310] ? check_preemption_disabled+0x48/0x200 [ 1391.011334] ? __lock_is_held+0xb5/0x140 [ 1391.015412] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 1391.020951] ? pcpu_alloc+0x190/0x15e0 [ 1391.024852] ? pcpu_balance_workfn+0x1740/0x1740 [ 1391.029613] ? find_held_lock+0x36/0x1c0 [ 1391.033687] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 1391.039229] ? check_preemption_disabled+0x48/0x200 [ 1391.044245] ? check_preemption_disabled+0x48/0x200 [ 1391.049302] ? br_vlan_add+0x6cc/0x1350 [ 1391.053280] ? rcu_read_lock_sched_held+0x108/0x120 [ 1391.058296] ? kmem_cache_alloc_trace+0x353/0x750 [ 1391.063142] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 1391.068159] ? find_next_bit+0x104/0x130 [ 1391.072230] br_vlan_add+0x87c/0x1350 [ 1391.076046] ? br_should_learn+0xe60/0xe60 [ 1391.080286] ? rhashtable_insert_one.part.11+0xb30/0xb30 [ 1391.085738] ? __lockdep_init_map+0x105/0x590 [ 1391.090236] ? lockdep_init_map+0x9/0x10 [ 1391.094298] ? rhashtable_init+0x6e0/0xa80 [ 1391.098539] ? rhashtable_rehash_alloc+0x100/0x100 [ 1391.103470] ? rhashtable_rehash_alloc+0x100/0x100 [ 1391.108404] ? br_vlan_init+0xc4/0x3e0 [ 1391.112302] ? rcu_read_lock_sched_held+0x108/0x120 [ 1391.117321] ? kmem_cache_alloc_trace+0x353/0x750 [ 1391.122165] ? __lockdep_init_map+0x105/0x590 [ 1391.126674] br_vlan_init+0x31b/0x3e0 [ 1391.130475] ? br_vlan_set_stats+0x80/0x80 [ 1391.134708] ? dev_alloc_name_ns+0x4bc/0x650 [ 1391.139131] ? __dev_get_by_name+0x170/0x170 [ 1391.143547] ? arch_local_save_flags+0x40/0x40 [ 1391.148137] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 1391.153152] ? find_next_bit+0x104/0x130 [ 1391.157219] br_dev_init+0x10d/0x2a0 [ 1391.160940] ? br_dev_uninit+0x70/0x70 [ 1391.164832] register_netdevice+0x332/0x10f0 [ 1391.169244] ? lock_release+0x970/0x970 [ 1391.173223] ? netdev_change_features+0x110/0x110 [ 1391.178068] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 1391.183636] register_netdev+0x30/0x50 [ 1391.187526] br_add_bridge+0x9b/0xf0 [ 1391.191241] br_ioctl_deviceless_stub+0x991/0xac0 [ 1391.196090] ? find_held_lock+0x36/0x1c0 [ 1391.200159] ? old_dev_ioctl.isra.2+0x20e0/0x20e0 [ 1391.205004] ? __fget+0x4aa/0x740 [ 1391.208460] ? lock_downgrade+0x900/0x900 [ 1391.212614] ? check_preemption_disabled+0x48/0x200 [ 1391.217645] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 1391.223444] ? kasan_check_read+0x11/0x20 [ 1391.227592] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 1391.232903] ? old_dev_ioctl.isra.2+0x20e0/0x20e0 [ 1391.237746] sock_ioctl+0x2d5/0x680 [ 1391.241375] ? dlci_ioctl_set+0x40/0x40 [ 1391.245346] ? ksys_dup3+0x680/0x680 [ 1391.249063] ? find_held_lock+0x36/0x1c0 [ 1391.253150] ? __mutex_unlock_slowpath+0x197/0x8c0 [ 1391.258085] ? dlci_ioctl_set+0x40/0x40 [ 1391.262064] do_vfs_ioctl+0x1de/0x1720 [ 1391.265950] ? __lock_is_held+0xb5/0x140 [ 1391.270019] ? ioctl_preallocate+0x300/0x300 [ 1391.274439] ? __fget_light+0x2e9/0x430 [ 1391.278414] ? fget_raw+0x20/0x20 [ 1391.281871] ? __sb_end_write+0xd9/0x110 [ 1391.285935] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 1391.291470] ? fput+0x130/0x1a0 [ 1391.294755] ? do_syscall_64+0x9a/0x820 [ 1391.298729] ? do_syscall_64+0x9a/0x820 [ 1391.302706] ? lockdep_hardirqs_on+0x421/0x5c0 [ 1391.307568] ? security_file_ioctl+0x94/0xc0 [ 1391.311991] ksys_ioctl+0xa9/0xd0 [ 1391.315450] __x64_sys_ioctl+0x73/0xb0 [ 1391.319345] do_syscall_64+0x1b9/0x820 [ 1391.323231] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 1391.328607] ? syscall_return_slowpath+0x5e0/0x5e0 [ 1391.333541] ? trace_hardirqs_off+0x300/0x300 [ 1391.338038] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 1391.343053] ? recalc_sigpending_tsk+0x180/0x180 [ 1391.347818] ? kasan_check_write+0x14/0x20 [ 1391.352068] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 1391.356923] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 1391.362112] RIP: 0033:0x457099 [ 1391.365316] Code: fd b4 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b4 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 1391.384222] RSP: 002b:00007f692aa02c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 1391.391942] RAX: ffffffffffffffda RBX: 00007f692aa036d4 RCX: 0000000000457099 [ 1391.399208] RDX: 0000000020000000 RSI: 00000000000089a0 RDI: 0000000000000003 15:01:42 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) sendmsg(r0, &(0x7f0000000580)={0x0, 0x803e, &(0x7f00000001c0)=[{&(0x7f0000000380)="b5", 0x1}], 0x1, &(0x7f0000001740), 0x0, 0x4}, 0x20000040) 15:01:43 executing program 0: [ 1391.406472] RBP: 00000000009300a0 R08: 0000000000000000 R09: 0000000000000000 [ 1391.413735] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000005 [ 1391.421001] R13: 00000000004cfe50 R14: 00000000004bec60 R15: 0000000000000010 15:01:43 executing program 4 (fault-call:1 fault-nth:17): socketpair(0x1, 0x80002, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_SET_FILTER(r0, 0x89a0, &(0x7f0000000000)='%d') 15:01:43 executing program 5: r0 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(r0) socket$kcm(0xa, 0x5, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) perf_event_open(&(0x7f000025c000)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(0xffffffffffffffff) socket$kcm(0x29, 0x0, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(0xffffffffffffffff, 0x2400, 0x0) bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x0, 0x10bd}, 0x2c) bpf$PROG_LOAD(0x5, &(0x7f00000ba000)={0xd, 0x5, &(0x7f0000346fc8)=@framed={{}, [@alu={0x8000000201a7f19, 0x0, 0x201a7fa6, 0x48, 0x1}], {0x95, 0x71}}, &(0x7f0000000000)='GPL\x00', 0x0, 0xfb, &(0x7f00001a7f05)=""/251}, 0x14) 15:01:43 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) sendmsg(r0, &(0x7f0000000580)={0x0, 0x11, &(0x7f00000001c0)=[{&(0x7f0000000380)="b5", 0x1}], 0x1, &(0x7f0000001740), 0x0, 0x4}, 0x20000040) 15:01:43 executing program 7: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000340)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) bpf$MAP_CREATE(0x0, &(0x7f0000000080)={0x0, 0x800000000004, 0x4, 0x9, 0x0, 0xffffffffffffffff, 0x0, [0x5f]}, 0x2c) perf_event_open(&(0x7f0000000180)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x1a7b, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(r1) socket$kcm(0x2, 0x3, 0x2) ioctl$PERF_EVENT_IOC_SET_FILTER(r1, 0x8914, &(0x7f0000000380)="6e7230010060a19ef9d2c673d9a1571cb9e1369bcd61ef7e49793ae18712eceb1daa769497800b7fbbd35b170c11751d39aeb660d863e49b8c4f3b3cad48902b5b2d6cfd0abd372c63bcf5d70df3fd4d2e8d443c88c60fd7140fbc0e5637dd82fc3435bed4de5d693c9a781c863e05d8a6f8689a5be29216061f3ff53f8b6b396678e7ba155ef9152d7e43b1eccb2331eb8eb1ed5586dcf8b3b0b999361a44ff2c22c2abbef42dd24eabe6723346a6e46c0499a21442d8d00dcb57f013ff7595edd0ff076930de3675d34117a44eb0e4f832936da44e") r2 = openat$tun(0xffffffffffffff9c, &(0x7f0000000140)='/dev/net/tun\x00', 0x0, 0x0) ioctl$TUNSETIFF(r2, 0x400454ca, &(0x7f0000000040)={"6e72300100", 0x801}) ioctl$TUNSETLINK(r2, 0x400454cd, 0x308) perf_event_open(&(0x7f000025c000)={0x0, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000001, 0x0, 0x2161f870, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) sendmsg(0xffffffffffffffff, &(0x7f0000000440)={&(0x7f0000000200)=@ax25={0x3, {"b8738e610d62ed"}}, 0x80, &(0x7f0000000040), 0x0, 0x0, 0x0, 0x4}, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(0xffffffffffffffff, 0x2400, 0x0) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f00000002c0)={0xffffffffffffffff, &(0x7f0000000300), &(0x7f0000000280)}, 0x20) openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000000)='rdma.current\x00', 0x0, 0x0) 15:01:43 executing program 3: r0 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(r0) socket$kcm(0xa, 0x5, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) socket$kcm(0x29, 0x0, 0x0) bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x0, 0x10bd}, 0x2c) bpf$PROG_LOAD(0x5, &(0x7f00000ba000)={0xd, 0x5, &(0x7f0000346fc8)=@framed={{0x18, 0x0, 0x6100000000000000}, [@alu={0x8000000201a7f19, 0x0, 0x201a7fa6, 0x48, 0x1, 0x88}]}, &(0x7f0000000000)='GPL\x00', 0x0, 0xfb, &(0x7f00001a7f05)=""/251}, 0x14) 15:01:43 executing program 6: perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e6}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) bpf$MAP_DELETE_ELEM(0x3, &(0x7f0000000300)={0xffffffffffffffff, &(0x7f0000000240)}, 0x10) openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000180)="2f67726f75702e73746174003c23fb572a1f0294e6f378b41ad54b4d9d9a1f63f8785ad188a7e1c88875e05b18a4cb3a9cd12dcea440d899c22c652b3a471b4a7fa2f3fdf6e034d804e5f0df4b1dee483b157624c59c0100e89e6a357c000d00", 0x2761, 0x0) 15:01:43 executing program 0: [ 1391.644745] FAULT_INJECTION: forcing a failure. [ 1391.644745] name failslab, interval 1, probability 0, space 0, times 0 [ 1391.657627] CPU: 1 PID: 12270 Comm: syz-executor4 Not tainted 4.19.0-rc2+ #50 [ 1391.664925] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1391.674276] Call Trace: [ 1391.676848] dump_stack+0x1c4/0x2b4 [ 1391.680466] ? dump_stack_print_info.cold.2+0x52/0x52 [ 1391.685646] ? graph_lock+0x170/0x170 [ 1391.689437] should_fail.cold.4+0xa/0x17 [ 1391.693489] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 1391.698593] ? graph_lock+0x170/0x170 [ 1391.702405] ? graph_lock+0x170/0x170 [ 1391.706189] ? __lockdep_init_map+0x105/0x590 [ 1391.710670] ? __lockdep_init_map+0x105/0x590 [ 1391.715151] ? find_held_lock+0x36/0x1c0 [ 1391.719197] ? __lock_is_held+0xb5/0x140 [ 1391.723252] ? ___might_sleep+0x1ed/0x300 [ 1391.727398] ? arch_local_save_flags+0x40/0x40 [ 1391.731967] ? update_pm_runtime_accounting+0x1b0/0x1b0 [ 1391.737322] __should_failslab+0x124/0x180 [ 1391.741567] should_failslab+0x9/0x14 [ 1391.745368] __kmalloc_track_caller+0x2d0/0x750 [ 1391.750031] ? kstrdup_const+0x66/0x80 [ 1391.753920] kstrdup+0x39/0x70 [ 1391.757102] kstrdup_const+0x66/0x80 [ 1391.760809] kvasprintf_const+0x112/0x190 [ 1391.764947] kobject_set_name_vargs+0x5b/0x150 [ 1391.769518] dev_set_name+0xad/0xe0 [ 1391.773134] ? device_initialize+0x5f0/0x5f0 [ 1391.777532] ? rtnl_is_locked+0xb5/0xf0 [ 1391.781491] ? rtnl_trylock+0x20/0x20 [ 1391.785284] netdev_register_kobject+0xc3/0x3f0 [ 1391.789941] register_netdevice+0x99a/0x10f0 [ 1391.794337] ? netdev_change_features+0x110/0x110 [ 1391.799171] register_netdev+0x30/0x50 [ 1391.803046] br_add_bridge+0x9b/0xf0 [ 1391.806745] br_ioctl_deviceless_stub+0x991/0xac0 [ 1391.811587] ? find_held_lock+0x36/0x1c0 [ 1391.815665] ? old_dev_ioctl.isra.2+0x20e0/0x20e0 [ 1391.820497] ? __fget+0x4aa/0x740 [ 1391.823944] ? lock_downgrade+0x900/0x900 [ 1391.828091] ? check_preemption_disabled+0x48/0x200 [ 1391.833096] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 1391.838884] ? kasan_check_read+0x11/0x20 [ 1391.843026] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 1391.848315] ? old_dev_ioctl.isra.2+0x20e0/0x20e0 [ 1391.853155] sock_ioctl+0x2d5/0x680 [ 1391.856784] ? dlci_ioctl_set+0x40/0x40 [ 1391.860744] ? ksys_dup3+0x680/0x680 [ 1391.864453] ? find_held_lock+0x36/0x1c0 [ 1391.868513] ? __mutex_unlock_slowpath+0x197/0x8c0 [ 1391.873446] ? dlci_ioctl_set+0x40/0x40 [ 1391.877431] do_vfs_ioctl+0x1de/0x1720 [ 1391.881317] ? __lock_is_held+0xb5/0x140 [ 1391.885373] ? ioctl_preallocate+0x300/0x300 [ 1391.889770] ? __fget_light+0x2e9/0x430 [ 1391.893826] ? fget_raw+0x20/0x20 [ 1391.897267] ? __sb_end_write+0xd9/0x110 [ 1391.901315] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 1391.906838] ? fput+0x130/0x1a0 [ 1391.910176] ? do_syscall_64+0x9a/0x820 [ 1391.914142] ? do_syscall_64+0x9a/0x820 [ 1391.918193] ? lockdep_hardirqs_on+0x421/0x5c0 [ 1391.922776] ? security_file_ioctl+0x94/0xc0 [ 1391.927188] ksys_ioctl+0xa9/0xd0 [ 1391.930650] __x64_sys_ioctl+0x73/0xb0 [ 1391.934542] do_syscall_64+0x1b9/0x820 [ 1391.938415] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 1391.943765] ? syscall_return_slowpath+0x5e0/0x5e0 [ 1391.948686] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 1391.953527] ? trace_hardirqs_off+0x300/0x300 [ 1391.958008] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 1391.963009] ? prepare_exit_to_usermode+0x291/0x3b0 [ 1391.968013] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 1391.972848] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 1391.978022] RIP: 0033:0x457099 15:01:44 executing program 2: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000340)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x0) r1 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(r1) r2 = socket$kcm(0x2, 0x5, 0x2) ioctl$PERF_EVENT_IOC_SET_FILTER(r1, 0x8980, &(0x7f0000000380)="6e7230010060a19ef9d2c673d9a1571cb9e1369bcd61ef7e49793ae18712eceb1daa769497800b7fbbd35b170c10751d39aeb660d863e49b8c4f3b3cad48902b5b2d6cfd0abd372c63bcf5d70df3fd4d2e8d443c88c60fd7140fbc0e5637dd82fc3435bed4de5d693c9a781c863e05d8a6f8689a5be29216061f3ff53f8b6b396678e7ba155ef9152d7e43b1eccb2331eb8eb1ed5586dcf8b3b0b999361a44ff2c22c2abbef42dd24eabe6723346a6e46c0499a21442d8d00dcb57f013ff7595edd0ff076930de3675d34117a44eb0e4f832936da44e") r3 = gettid() recvmsg$kcm(r2, &(0x7f00000015c0)={0x0, 0x0, &(0x7f0000001480)=[{&(0x7f00000000c0)=""/146, 0x92}, {&(0x7f0000000180)=""/167, 0xa7}, {&(0x7f0000000240)=""/28, 0x1c}, {&(0x7f0000000480)=""/4096, 0x1000}, {&(0x7f0000000280)=""/72, 0x48}, {&(0x7f0000000300)=""/47, 0x2f}], 0x6, &(0x7f0000001500)=""/180, 0xb4, 0x401}, 0x10000) perf_event_open(&(0x7f0000000040)={0x4, 0x70, 0x401, 0x7, 0x3, 0xc6, 0x0, 0x1ff, 0x8, 0x8, 0xff, 0x3, 0x55a5, 0x100000001, 0x100, 0x65, 0x1, 0x100000002, 0x3, 0x8, 0x100000000, 0x6, 0x3, 0x5f, 0x7c08440a, 0x2, 0xffff, 0xffffffffffffff01, 0x9, 0x40, 0x3d, 0x200, 0x3, 0x0, 0x1800, 0x400, 0x8, 0x5, 0x0, 0x1, 0x4, @perf_bp={&(0x7f0000000000), 0x2}, 0x10, 0x9e4, 0x949, 0x1, 0x200, 0x101, 0x84e}, r3, 0x0, r1, 0x2) r4 = bpf$BPF_PROG_GET_FD_BY_ID(0xd, &(0x7f0000001640), 0x4) bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f0000001680)={&(0x7f0000001600)='md5sumwlan0ppp1\'vboxnet0lo}^proceth1^em0#nodev\x00', r4}, 0x10) [ 1391.981203] Code: fd b4 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b4 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 1392.000106] RSP: 002b:00007f692aa02c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 1392.007808] RAX: ffffffffffffffda RBX: 00007f692aa036d4 RCX: 0000000000457099 [ 1392.015079] RDX: 0000000020000000 RSI: 00000000000089a0 RDI: 0000000000000003 [ 1392.022330] RBP: 00000000009300a0 R08: 0000000000000000 R09: 0000000000000000 [ 1392.029620] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000005 [ 1392.036873] R13: 00000000004cfe50 R14: 00000000004bec60 R15: 0000000000000011 15:01:44 executing program 4 (fault-call:1 fault-nth:18): socketpair(0x1, 0x80002, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_SET_FILTER(r0, 0x89a0, &(0x7f0000000000)='%d') 15:01:44 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) sendmsg(r0, &(0x7f0000000580)={0x0, 0xffffffffa0010000, &(0x7f00000001c0)=[{&(0x7f0000000380)="b5", 0x1}], 0x1, &(0x7f0000001740), 0x0, 0x4}, 0x20000040) [ 1392.270901] FAULT_INJECTION: forcing a failure. [ 1392.270901] name failslab, interval 1, probability 0, space 0, times 0 15:01:44 executing program 5: r0 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(r0) socket$kcm(0xa, 0x5, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) perf_event_open(&(0x7f000025c000)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(0xffffffffffffffff) socket$kcm(0x29, 0x0, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(0xffffffffffffffff, 0x2400, 0x0) bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x0, 0x10bd}, 0x2c) bpf$PROG_LOAD(0x5, &(0x7f00000ba000)={0xd, 0x5, &(0x7f0000346fc8)=@framed={{}, [@alu={0x8000000201a7f19, 0x0, 0x201a7fa6, 0x48, 0x1}], {0x95, 0x1c}}, &(0x7f0000000000)='GPL\x00', 0x0, 0xfb, &(0x7f00001a7f05)=""/251}, 0x14) 15:01:44 executing program 0: 15:01:44 executing program 6: perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e6}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) bpf$MAP_DELETE_ELEM(0x3, &(0x7f0000000300)={0xffffffffffffffff, &(0x7f0000000240)}, 0x10) openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000180)="2f67726f75702e73746174003c23fb572a1f0294e6f378b41ad54b4d9d9a1f63f8785ad188a7e1c88875e05b18a4cb3a9cd12dcea440d899c22c652b3a471b4a7fa2f3fdf6e034d804e5f0df4b1dee483b157624c59c0100e89e6a357c000e00", 0x2761, 0x0) [ 1392.352653] CPU: 0 PID: 12300 Comm: syz-executor4 Not tainted 4.19.0-rc2+ #50 [ 1392.359973] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1392.369344] Call Trace: [ 1392.371945] dump_stack+0x1c4/0x2b4 [ 1392.375563] ? dump_stack_print_info.cold.2+0x52/0x52 [ 1392.380756] should_fail.cold.4+0xa/0x17 [ 1392.384825] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 1392.389925] ? kasan_kmalloc+0xc7/0xe0 [ 1392.393811] ? __kmalloc_track_caller+0x14a/0x750 [ 1392.398648] ? kstrdup+0x39/0x70 [ 1392.402017] ? kstrdup_const+0x66/0x80 [ 1392.405921] ? kvasprintf_const+0x112/0x190 [ 1392.410258] ? kobject_set_name_vargs+0x5b/0x150 [ 1392.415061] ? graph_lock+0x170/0x170 [ 1392.418851] ? register_netdev+0x30/0x50 [ 1392.422898] ? br_add_bridge+0x9b/0xf0 [ 1392.426770] ? br_ioctl_deviceless_stub+0x991/0xac0 [ 1392.431782] ? sock_ioctl+0x2d5/0x680 [ 1392.435594] ? do_vfs_ioctl+0x1de/0x1720 [ 1392.439711] ? graph_lock+0x170/0x170 [ 1392.443522] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 1392.448889] ? find_held_lock+0x36/0x1c0 [ 1392.452950] ? find_held_lock+0x36/0x1c0 [ 1392.457018] ? __lock_is_held+0xb5/0x140 [ 1392.461090] ? ___might_sleep+0x1ed/0x300 [ 1392.465227] ? arch_local_save_flags+0x40/0x40 [ 1392.469795] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 1392.475355] ? refcount_inc_not_zero_checked+0x1e5/0x2f0 [ 1392.480818] __should_failslab+0x124/0x180 [ 1392.485073] should_failslab+0x9/0x14 [ 1392.488891] kmem_cache_alloc_trace+0x2d7/0x750 [ 1392.493563] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 1392.499107] device_add+0xf05/0x17f0 [ 1392.502815] ? kfree_const+0x5e/0x70 [ 1392.506523] ? get_device_parent.isra.27+0x5a0/0x5a0 [ 1392.511623] ? dev_set_name+0xad/0xe0 [ 1392.515416] ? device_initialize+0x5f0/0x5f0 [ 1392.519824] ? rtnl_is_locked+0xb5/0xf0 [ 1392.523785] ? rtnl_trylock+0x20/0x20 [ 1392.527577] netdev_register_kobject+0x187/0x3f0 [ 1392.532329] register_netdevice+0x99a/0x10f0 [ 1392.536732] ? netdev_change_features+0x110/0x110 [ 1392.541591] register_netdev+0x30/0x50 [ 1392.545497] br_add_bridge+0x9b/0xf0 [ 1392.549198] br_ioctl_deviceless_stub+0x991/0xac0 [ 1392.554045] ? find_held_lock+0x36/0x1c0 [ 1392.558116] ? old_dev_ioctl.isra.2+0x20e0/0x20e0 [ 1392.562971] ? __fget+0x4aa/0x740 [ 1392.566472] ? lock_downgrade+0x900/0x900 [ 1392.570634] ? check_preemption_disabled+0x48/0x200 [ 1392.575680] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 1392.581478] ? kasan_check_read+0x11/0x20 [ 1392.585652] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 1392.590972] ? old_dev_ioctl.isra.2+0x20e0/0x20e0 [ 1392.595814] sock_ioctl+0x2d5/0x680 [ 1392.599446] ? dlci_ioctl_set+0x40/0x40 [ 1392.603444] ? ksys_dup3+0x680/0x680 [ 1392.607156] ? find_held_lock+0x36/0x1c0 [ 1392.611228] ? __mutex_unlock_slowpath+0x197/0x8c0 [ 1392.616165] ? dlci_ioctl_set+0x40/0x40 [ 1392.620167] do_vfs_ioctl+0x1de/0x1720 [ 1392.624102] ? __lock_is_held+0xb5/0x140 [ 1392.628168] ? ioctl_preallocate+0x300/0x300 [ 1392.632578] ? __fget_light+0x2e9/0x430 [ 1392.636558] ? fget_raw+0x20/0x20 [ 1392.640035] ? __sb_end_write+0xd9/0x110 [ 1392.644104] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 1392.649677] ? fput+0x130/0x1a0 [ 1392.652956] ? do_syscall_64+0x9a/0x820 [ 1392.656956] ? do_syscall_64+0x9a/0x820 [ 1392.660958] ? lockdep_hardirqs_on+0x421/0x5c0 [ 1392.665546] ? security_file_ioctl+0x94/0xc0 [ 1392.669963] ksys_ioctl+0xa9/0xd0 [ 1392.673471] __x64_sys_ioctl+0x73/0xb0 [ 1392.677383] do_syscall_64+0x1b9/0x820 [ 1392.681274] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 1392.686723] ? syscall_return_slowpath+0x5e0/0x5e0 [ 1392.691701] ? trace_hardirqs_off+0x300/0x300 [ 1392.696260] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 1392.701302] ? recalc_sigpending_tsk+0x180/0x180 [ 1392.706061] ? kasan_check_write+0x14/0x20 [ 1392.710328] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 1392.715183] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 1392.720372] RIP: 0033:0x457099 [ 1392.723572] Code: fd b4 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b4 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 1392.742483] RSP: 002b:00007f692aa02c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 1392.750228] RAX: ffffffffffffffda RBX: 00007f692aa036d4 RCX: 0000000000457099 [ 1392.757502] RDX: 0000000020000000 RSI: 00000000000089a0 RDI: 0000000000000003 [ 1392.764794] RBP: 00000000009300a0 R08: 0000000000000000 R09: 0000000000000000 [ 1392.772091] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000005 [ 1392.779368] R13: 00000000004cfe50 R14: 00000000004bec60 R15: 0000000000000012 15:01:44 executing program 7: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000340)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) bpf$MAP_CREATE(0x0, &(0x7f0000000080)={0x0, 0x800000000004, 0x4, 0x9, 0x0, 0xffffffffffffffff, 0x0, [0x5f]}, 0x2c) perf_event_open(&(0x7f0000000180)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x1a7b, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(r1) socket$kcm(0x2, 0x3, 0x2) ioctl$PERF_EVENT_IOC_SET_FILTER(r1, 0x8914, &(0x7f0000000380)="6e7230010060a19ef9d2c673d9a1571cb9e1369bcd61ef7e49793ae18712eceb1daa769497800b7fbbd35b170c25751d39aeb660d863e49b8c4f3b3cad48902b5b2d6cfd0abd372c63bcf5d70df3fd4d2e8d443c88c60fd7140fbc0e5637dd82fc3435bed4de5d693c9a781c863e05d8a6f8689a5be29216061f3ff53f8b6b396678e7ba155ef9152d7e43b1eccb2331eb8eb1ed5586dcf8b3b0b999361a44ff2c22c2abbef42dd24eabe6723346a6e46c0499a21442d8d00dcb57f013ff7595edd0ff076930de3675d34117a44eb0e4f832936da44e") r2 = openat$tun(0xffffffffffffff9c, &(0x7f0000000140)='/dev/net/tun\x00', 0x0, 0x0) ioctl$TUNSETIFF(r2, 0x400454ca, &(0x7f0000000040)={"6e72300100", 0x801}) ioctl$TUNSETLINK(r2, 0x400454cd, 0x308) perf_event_open(&(0x7f000025c000)={0x0, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000001, 0x0, 0x2161f870, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) sendmsg(0xffffffffffffffff, &(0x7f0000000440)={&(0x7f0000000200)=@ax25={0x3, {"b8738e610d62ed"}}, 0x80, &(0x7f0000000040), 0x0, 0x0, 0x0, 0x4}, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(0xffffffffffffffff, 0x2400, 0x0) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f00000002c0)={0xffffffffffffffff, &(0x7f0000000300), &(0x7f0000000280)}, 0x20) openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000000)='rdma.current\x00', 0x0, 0x0) 15:01:44 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) sendmsg(r0, &(0x7f0000000580)={0x0, 0xffffff7f, &(0x7f00000001c0)=[{&(0x7f0000000380)="b5", 0x1}], 0x1, &(0x7f0000001740), 0x0, 0x4}, 0x20000040) 15:01:44 executing program 3: r0 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(r0) socket$kcm(0xa, 0x5, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) socket$kcm(0x29, 0x0, 0x0) bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x0, 0x10bd}, 0x2c) bpf$PROG_LOAD(0x5, &(0x7f00000ba000)={0xd, 0x5, &(0x7f0000346fc8)=@framed={{0x18, 0x0, 0x71000000}, [@alu={0x8000000201a7f19, 0x0, 0x201a7fa6, 0x48, 0x1, 0x88}]}, &(0x7f0000000000)='GPL\x00', 0x0, 0xfb, &(0x7f00001a7f05)=""/251}, 0x14) 15:01:44 executing program 4 (fault-call:1 fault-nth:19): socketpair(0x1, 0x80002, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_SET_FILTER(r0, 0x89a0, &(0x7f0000000000)='%d') 15:01:44 executing program 2: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000340)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) r1 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r2 = getpid() perf_event_open(&(0x7f0000000000)={0x0, 0x70, 0x739, 0x6, 0xffffffffffffff00, 0x9, 0x0, 0x37ee31a5, 0x2, 0x6, 0x9, 0x101, 0x1, 0x7ff, 0x9, 0x80000000, 0x8, 0x2, 0x172, 0x80000001, 0x9e4, 0x4, 0x7, 0x1ff, 0xedb6, 0x8, 0xffff, 0xfffffffffffffffe, 0x8, 0x0, 0x2, 0xfffffffffffff6f0, 0xa20, 0x1000, 0x3e2, 0x1, 0xcec, 0x8, 0x0, 0x7fffffff, 0x7, @perf_config_ext={0x0, 0x1f}, 0x2700, 0x0, 0x2, 0x4, 0x12b, 0x401, 0x7}, r2, 0x0, r1, 0x8) close(r1) socket$kcm(0x2, 0x3, 0x2) ioctl$PERF_EVENT_IOC_SET_FILTER(r1, 0x8980, &(0x7f0000000380)="6e7230010060a19ef9d2c673d9a1571cb9e1369bcd61ef7e49793ae18712eceb1daa769497800b7fbbd35b170c10751d39aeb660d863e49b8c4f3b3cad48902b5b2d6cfd0abd372c63bcf5d70df3fd4d2e8d443c88c60fd7140fbc0e5637dd82fc3435bed4de5d693c9a781c863e05d8a6f8689a5be29216061f3ff53f8b6b396678e7ba155ef9152d7e43b1eccb2331eb8eb1ed5586dcf8b3b0b999361a44ff2c22c2abbef42dd24eabe6723346a6e46c0499a21442d8d00dcb57f013ff7595edd0ff076930de3675d34117a44eb0e4f832936da44e") 15:01:45 executing program 0: r0 = socket$kcm(0x11, 0x3, 0x0) sendmsg$kcm(0xffffffffffffffff, &(0x7f0000000380)={&(0x7f0000000140)=@ipx={0x4, 0x0, 0x0, "0950fe4adba7"}, 0x16, &(0x7f0000000000), 0x0, &(0x7f0000000240)}, 0x0) setsockopt$sock_attach_bpf(0xffffffffffffffff, 0x107, 0xf, &(0x7f0000000000), 0x2b5) sendmsg$kcm(r0, &(0x7f0000000480)={&(0x7f00000000c0)=@in6={0x31100, 0x0, 0x5, @dev}, 0x80, &(0x7f0000000340), 0x25d, &(0x7f0000000380)}, 0x0) [ 1393.126587] FAULT_INJECTION: forcing a failure. [ 1393.126587] name failslab, interval 1, probability 0, space 0, times 0 [ 1393.144687] CPU: 0 PID: 12330 Comm: syz-executor4 Not tainted 4.19.0-rc2+ #50 [ 1393.151989] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1393.161358] Call Trace: [ 1393.163957] dump_stack+0x1c4/0x2b4 [ 1393.167581] ? dump_stack_print_info.cold.2+0x52/0x52 [ 1393.172779] should_fail.cold.4+0xa/0x17 [ 1393.176833] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 1393.181931] ? __switch_to_asm+0x40/0x70 [ 1393.185987] ? __switch_to_asm+0x34/0x70 [ 1393.190047] ? __switch_to_asm+0x40/0x70 [ 1393.194093] ? __switch_to_asm+0x34/0x70 [ 1393.198141] ? __switch_to_asm+0x40/0x70 [ 1393.202197] ? __switch_to_asm+0x34/0x70 [ 1393.206260] ? graph_lock+0x170/0x170 [ 1393.210064] ? __switch_to_asm+0x34/0x70 [ 1393.214132] ? __switch_to_asm+0x40/0x70 [ 1393.218210] ? __switch_to_asm+0x34/0x70 [ 1393.222273] ? __switch_to_asm+0x40/0x70 [ 1393.226323] ? graph_lock+0x170/0x170 [ 1393.230111] ? __schedule+0x874/0x1ed0 [ 1393.233991] ? console_unlock+0x91d/0x11a0 [ 1393.238232] ? find_held_lock+0x36/0x1c0 [ 1393.242299] ? __lock_is_held+0xb5/0x140 [ 1393.246354] ? ___might_sleep+0x1ed/0x300 [ 1393.250508] ? arch_local_save_flags+0x40/0x40 [ 1393.255104] ? debug_smp_processor_id+0x1c/0x20 [ 1393.259786] __should_failslab+0x124/0x180 [ 1393.264023] should_failslab+0x9/0x14 [ 1393.267822] __kmalloc_track_caller+0x2d0/0x750 [ 1393.272523] ? ___preempt_schedule+0x16/0x18 [ 1393.276928] ? kstrdup_const+0x66/0x80 [ 1393.280808] kstrdup+0x39/0x70 [ 1393.283991] kstrdup_const+0x66/0x80 [ 1393.287695] __kernfs_new_node+0xe8/0x8d0 [ 1393.291841] ? kernfs_dop_revalidate+0x3c0/0x3c0 [ 1393.296592] ? perf_trace_lock_acquire+0x15b/0x800 [ 1393.301525] ? lock_release+0x970/0x970 [ 1393.305489] ? arch_local_save_flags+0x40/0x40 [ 1393.310094] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 1393.315104] ? map_id_range_down+0x1ee/0x430 [ 1393.319521] ? __put_user_ns+0x60/0x60 [ 1393.323414] ? kmsg_dump_rewind_nolock+0xe4/0xe4 [ 1393.328154] ? kernel_text_address+0x79/0xf0 [ 1393.332573] ? __kernel_text_address+0xd/0x40 [ 1393.337067] ? make_kgid+0x23/0x30 [ 1393.340638] kernfs_new_node+0x95/0x120 [ 1393.344615] kernfs_create_dir_ns+0x4d/0x160 [ 1393.349039] sysfs_create_dir_ns+0x19b/0x340 [ 1393.353452] ? sysfs_create_mount_point+0xa0/0xa0 [ 1393.358306] ? do_raw_spin_trylock+0x1c0/0x1c0 [ 1393.362879] ? net_namespace+0xd/0x40 [ 1393.366671] ? device_namespace+0x9d/0xd0 [ 1393.370812] kobject_add_internal+0x440/0xb60 [ 1393.375298] ? kobj_ns_type_registered+0x60/0x60 [ 1393.380046] ? lock_downgrade+0x900/0x900 [ 1393.384187] ? refcount_add_not_zero_checked+0x330/0x330 [ 1393.389639] ? kasan_check_read+0x11/0x20 [ 1393.393799] kobject_add+0x13f/0x1b0 [ 1393.397514] ? kset_create_and_add+0x190/0x190 [ 1393.402091] ? mutex_unlock+0xd/0x10 [ 1393.405799] device_add+0x3e2/0x17f0 [ 1393.409505] ? kfree_const+0x5e/0x70 [ 1393.413213] ? get_device_parent.isra.27+0x5a0/0x5a0 [ 1393.418303] ? dev_set_name+0xad/0xe0 [ 1393.422090] ? device_initialize+0x5f0/0x5f0 [ 1393.426490] ? rtnl_is_locked+0xb5/0xf0 [ 1393.430450] ? rtnl_trylock+0x20/0x20 [ 1393.434260] netdev_register_kobject+0x187/0x3f0 [ 1393.439263] register_netdevice+0x99a/0x10f0 [ 1393.443691] ? netdev_change_features+0x110/0x110 [ 1393.448531] register_netdev+0x30/0x50 [ 1393.452420] br_add_bridge+0x9b/0xf0 [ 1393.456144] br_ioctl_deviceless_stub+0x991/0xac0 [ 1393.460981] ? find_held_lock+0x36/0x1c0 [ 1393.465041] ? old_dev_ioctl.isra.2+0x20e0/0x20e0 [ 1393.469888] ? __fget+0x4aa/0x740 [ 1393.473341] ? lock_downgrade+0x900/0x900 [ 1393.477478] ? check_preemption_disabled+0x48/0x200 [ 1393.482486] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 1393.488274] ? kasan_check_read+0x11/0x20 [ 1393.492413] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 1393.497719] ? old_dev_ioctl.isra.2+0x20e0/0x20e0 [ 1393.502579] sock_ioctl+0x2d5/0x680 [ 1393.506217] ? dlci_ioctl_set+0x40/0x40 [ 1393.510189] ? ksys_dup3+0x680/0x680 [ 1393.513906] ? find_held_lock+0x36/0x1c0 [ 1393.517977] ? __mutex_unlock_slowpath+0x197/0x8c0 [ 1393.522928] ? dlci_ioctl_set+0x40/0x40 [ 1393.526905] do_vfs_ioctl+0x1de/0x1720 [ 1393.530782] ? __lock_is_held+0xb5/0x140 [ 1393.534840] ? ioctl_preallocate+0x300/0x300 [ 1393.539236] ? __fget_light+0x2e9/0x430 [ 1393.543197] ? fget_raw+0x20/0x20 [ 1393.546645] ? __sb_end_write+0xd9/0x110 [ 1393.550698] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 1393.556222] ? fput+0x130/0x1a0 [ 1393.559499] ? do_syscall_64+0x9a/0x820 [ 1393.563475] ? do_syscall_64+0x9a/0x820 [ 1393.567448] ? lockdep_hardirqs_on+0x421/0x5c0 [ 1393.572048] ? security_file_ioctl+0x94/0xc0 [ 1393.576465] ksys_ioctl+0xa9/0xd0 [ 1393.579941] __x64_sys_ioctl+0x73/0xb0 [ 1393.583835] do_syscall_64+0x1b9/0x820 [ 1393.587722] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 1393.593077] ? syscall_return_slowpath+0x5e0/0x5e0 [ 1393.598010] ? trace_hardirqs_off+0x300/0x300 [ 1393.602501] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 1393.607503] ? recalc_sigpending_tsk+0x180/0x180 [ 1393.612250] ? kasan_check_write+0x14/0x20 [ 1393.616491] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 1393.621345] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 1393.626526] RIP: 0033:0x457099 [ 1393.629713] Code: fd b4 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b4 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 1393.648631] RSP: 002b:00007f692aa02c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 1393.656354] RAX: ffffffffffffffda RBX: 00007f692aa036d4 RCX: 0000000000457099 [ 1393.663616] RDX: 0000000020000000 RSI: 00000000000089a0 RDI: 0000000000000003 [ 1393.670875] RBP: 00000000009300a0 R08: 0000000000000000 R09: 0000000000000000 [ 1393.678129] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000005 [ 1393.685390] R13: 00000000004cfe50 R14: 00000000004bec60 R15: 0000000000000013 [ 1393.695325] kobject_add_internal failed for 11 (error: -12 parent: net) 15:01:45 executing program 5: r0 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(r0) socket$kcm(0xa, 0x5, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) perf_event_open(&(0x7f000025c000)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(0xffffffffffffffff) socket$kcm(0x29, 0x0, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(0xffffffffffffffff, 0x2400, 0x0) bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x0, 0x10bd}, 0x2c) bpf$PROG_LOAD(0x5, &(0x7f00000ba000)={0xd, 0x5, &(0x7f0000346fc8)=@framed={{}, [@alu={0x8000000201a7f19, 0x0, 0x201a7fa6, 0x48, 0x1}], {0x95, 0x2c00000000000000}}, &(0x7f0000000000)='GPL\x00', 0x0, 0xfb, &(0x7f00001a7f05)=""/251}, 0x14) 15:01:45 executing program 7: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000340)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) bpf$MAP_CREATE(0x0, &(0x7f0000000080)={0x0, 0x800000000004, 0x4, 0x9, 0x0, 0xffffffffffffffff, 0x0, [0x5f]}, 0x2c) perf_event_open(&(0x7f0000000180)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x1a7b, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(r1) socket$kcm(0x2, 0x3, 0x2) ioctl$PERF_EVENT_IOC_SET_FILTER(r1, 0x8914, &(0x7f0000000380)="6e7230010060a19ef9d2c673d9a1571cb9e1369bcd61ef7e49793ae18712eceb1daa769497800b7fbbd35b170c10251d39aeb660d863e49b8c4f3b3cad48902b5b2d6cfd0abd372c63bcf5d70df3fd4d2e8d443c88c60fd7140fbc0e5637dd82fc3435bed4de5d693c9a781c863e05d8a6f8689a5be29216061f3ff53f8b6b396678e7ba155ef9152d7e43b1eccb2331eb8eb1ed5586dcf8b3b0b999361a44ff2c22c2abbef42dd24eabe6723346a6e46c0499a21442d8d00dcb57f013ff7595edd0ff076930de3675d34117a44eb0e4f832936da44e") r2 = openat$tun(0xffffffffffffff9c, &(0x7f0000000140)='/dev/net/tun\x00', 0x0, 0x0) ioctl$TUNSETIFF(r2, 0x400454ca, &(0x7f0000000040)={"6e72300100", 0x801}) ioctl$TUNSETLINK(r2, 0x400454cd, 0x308) perf_event_open(&(0x7f000025c000)={0x0, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000001, 0x0, 0x2161f870, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) sendmsg(0xffffffffffffffff, &(0x7f0000000440)={&(0x7f0000000200)=@ax25={0x3, {"b8738e610d62ed"}}, 0x80, &(0x7f0000000040), 0x0, 0x0, 0x0, 0x4}, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(0xffffffffffffffff, 0x2400, 0x0) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f00000002c0)={0xffffffffffffffff, &(0x7f0000000300), &(0x7f0000000280)}, 0x20) openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000000)='rdma.current\x00', 0x0, 0x0) 15:01:45 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) sendmsg(r0, &(0x7f0000000580)={0x0, 0x0, &(0x7f00000001c0)=[{&(0x7f0000000380)="b5", 0x1}], 0x1, &(0x7f0000001740), 0x0, 0x4}, 0x20000040) 15:01:45 executing program 6: perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e6}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) bpf$MAP_DELETE_ELEM(0x3, &(0x7f0000000300)={0xffffffffffffffff, &(0x7f0000000240)}, 0x10) openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000180)="2f67726f75702e73746174003c23fb572a1f0294e6f378b41ad54b4d9d9a1f63f8785ad188a7e1c88875e05b18a4cb3a9cd12dcea440d899c22c652b3a471b4a7fa2f3fdf6e034d804e5f0df4b1dee483b157624c59c0100e89e6a357c000000", 0x2761, 0x0) 15:01:45 executing program 2: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000340)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) r1 = perf_event_open(&(0x7f000025c000)={0x2, 0xffffffffffffff08, 0x3e2, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext, 0x0, 0x0, 0x0, 0x2, 0x1}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(r1) socketpair(0x2, 0x1, 0x8000, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) openat$cgroup_procs(r2, &(0x7f0000000040)='tasks\x00', 0x2, 0x0) socket$kcm(0x2, 0x3, 0x2) bpf$BPF_PROG_ATTACH(0x8, &(0x7f00000000c0)={r3, r2, 0x9, 0x1}, 0x10) ioctl$PERF_EVENT_IOC_SET_FILTER(r1, 0x8980, &(0x7f0000000380)="6e7230010060a19ef9d2c673d9a1571cb9e1369bcd61ef7e49793ae18712eceb1daa769497800b7fbbd35b170c10751d39aeb660d863e49b8c4f3b3cad48902b5b2d6cfd0abd372c63bcf5d70df3fd4d2e8d443c88c60fd7140fbc0e5637dd82fc3435bed4de5d693c9a781c863e05d8a6f8689a5be29216061f3ff53f8b6b396678e7ba155ef9152d7e43b1eccb2331eb8eb1ed5586dcf8b3b0b999361a44ff2c22c2abbef42dd24eabe6723346a6e46c0499a21442d8d00dcb57f013ff7595edd0ff076930de3675d34117a44eb0e4f832936da44e") socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000080)) 15:01:45 executing program 4 (fault-call:1 fault-nth:20): socketpair(0x1, 0x80002, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_SET_FILTER(r0, 0x89a0, &(0x7f0000000000)='%d') 15:01:45 executing program 3: r0 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(r0) socket$kcm(0xa, 0x5, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) socket$kcm(0x29, 0x0, 0x0) bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x0, 0x10bd}, 0x2c) bpf$PROG_LOAD(0x5, &(0x7f00000ba000)={0xd, 0x5, &(0x7f0000346fc8)=@framed={{0x18, 0x0, 0xff00}, [@alu={0x8000000201a7f19, 0x0, 0x201a7fa6, 0x48, 0x1, 0x88}]}, &(0x7f0000000000)='GPL\x00', 0x0, 0xfb, &(0x7f00001a7f05)=""/251}, 0x14) 15:01:45 executing program 0: [ 1394.041930] FAULT_INJECTION: forcing a failure. [ 1394.041930] name failslab, interval 1, probability 0, space 0, times 0 [ 1394.083245] CPU: 0 PID: 12374 Comm: syz-executor4 Not tainted 4.19.0-rc2+ #50 [ 1394.090586] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1394.099963] Call Trace: [ 1394.102579] dump_stack+0x1c4/0x2b4 [ 1394.106232] ? dump_stack_print_info.cold.2+0x52/0x52 [ 1394.111446] should_fail.cold.4+0xa/0x17 [ 1394.115519] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 1394.120634] ? kasan_kmalloc+0xc7/0xe0 [ 1394.124527] ? __kmalloc_track_caller+0x14a/0x750 [ 1394.129369] ? kstrdup+0x39/0x70 [ 1394.132735] ? kstrdup_const+0x66/0x80 [ 1394.136633] ? __kernfs_new_node+0xe8/0x8d0 [ 1394.140955] ? kernfs_new_node+0x95/0x120 [ 1394.145102] ? kernfs_create_dir_ns+0x4d/0x160 [ 1394.149695] ? sysfs_create_dir_ns+0x19b/0x340 [ 1394.154334] ? graph_lock+0x170/0x170 [ 1394.158140] ? netdev_register_kobject+0x187/0x3f0 [ 1394.163072] ? register_netdevice+0x99a/0x10f0 [ 1394.167652] ? register_netdev+0x30/0x50 [ 1394.171715] ? br_add_bridge+0x9b/0xf0 [ 1394.175608] ? br_ioctl_deviceless_stub+0x991/0xac0 [ 1394.180646] ? graph_lock+0x170/0x170 [ 1394.184446] ? __x64_sys_ioctl+0x73/0xb0 [ 1394.188513] ? do_syscall_64+0x1b9/0x820 [ 1394.192577] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 1394.197968] ? find_held_lock+0x36/0x1c0 [ 1394.202039] ? __lock_is_held+0xb5/0x140 [ 1394.206120] ? ___might_sleep+0x1ed/0x300 [ 1394.210272] ? arch_local_save_flags+0x40/0x40 [ 1394.214873] __should_failslab+0x124/0x180 [ 1394.219121] should_failslab+0x9/0x14 [ 1394.222925] kmem_cache_alloc+0x2be/0x730 [ 1394.227077] ? kstrdup+0x59/0x70 [ 1394.230461] __kernfs_new_node+0x127/0x8d0 [ 1394.234708] ? kernfs_dop_revalidate+0x3c0/0x3c0 [ 1394.239481] ? __lock_acquire+0x7ec/0x4ec0 [ 1394.243721] ? get_device_parent.isra.27+0xcd/0x5a0 [ 1394.248751] ? lock_release+0x970/0x970 [ 1394.252724] ? arch_local_save_flags+0x40/0x40 [ 1394.257319] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 1394.262338] ? map_id_range_down+0x1ee/0x430 [ 1394.266761] ? __put_user_ns+0x60/0x60 [ 1394.270661] ? kmsg_dump_rewind_nolock+0xe4/0xe4 [ 1394.275419] ? kernel_text_address+0x79/0xf0 [ 1394.279840] ? __kernel_text_address+0xd/0x40 [ 1394.284352] ? make_kgid+0x23/0x30 [ 1394.287911] kernfs_new_node+0x95/0x120 [ 1394.291908] kernfs_create_dir_ns+0x4d/0x160 [ 1394.296330] sysfs_create_dir_ns+0x19b/0x340 [ 1394.300765] ? sysfs_create_mount_point+0xa0/0xa0 [ 1394.305628] ? do_raw_spin_trylock+0x1c0/0x1c0 [ 1394.310219] ? net_namespace+0xd/0x40 [ 1394.314027] ? device_namespace+0x9d/0xd0 [ 1394.318185] kobject_add_internal+0x440/0xb60 [ 1394.322690] ? kobj_ns_type_registered+0x60/0x60 [ 1394.327454] ? lock_downgrade+0x900/0x900 [ 1394.331622] ? refcount_add_not_zero_checked+0x330/0x330 [ 1394.337084] ? kasan_check_read+0x11/0x20 [ 1394.341242] kobject_add+0x13f/0x1b0 [ 1394.344957] ? kset_create_and_add+0x190/0x190 [ 1394.349557] ? mutex_unlock+0xd/0x10 [ 1394.353284] device_add+0x3e2/0x17f0 [ 1394.357002] ? kfree_const+0x5e/0x70 [ 1394.360729] ? get_device_parent.isra.27+0x5a0/0x5a0 [ 1394.365836] ? dev_set_name+0xad/0xe0 [ 1394.369645] ? device_initialize+0x5f0/0x5f0 [ 1394.374061] ? rtnl_is_locked+0xb5/0xf0 [ 1394.378041] ? rtnl_trylock+0x20/0x20 [ 1394.381854] netdev_register_kobject+0x187/0x3f0 [ 1394.386631] register_netdevice+0x99a/0x10f0 [ 1394.391050] ? netdev_change_features+0x110/0x110 [ 1394.395915] register_netdev+0x30/0x50 [ 1394.399812] br_add_bridge+0x9b/0xf0 [ 1394.403531] br_ioctl_deviceless_stub+0x991/0xac0 [ 1394.408390] ? find_held_lock+0x36/0x1c0 [ 1394.412453] ? old_dev_ioctl.isra.2+0x20e0/0x20e0 [ 1394.417301] ? __fget+0x4aa/0x740 [ 1394.420757] ? lock_downgrade+0x900/0x900 [ 1394.424908] ? check_preemption_disabled+0x48/0x200 [ 1394.429938] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 1394.435737] ? kasan_check_read+0x11/0x20 [ 1394.439889] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 1394.445188] ? old_dev_ioctl.isra.2+0x20e0/0x20e0 [ 1394.454720] sock_ioctl+0x2d5/0x680 [ 1394.458354] ? dlci_ioctl_set+0x40/0x40 [ 1394.462328] ? ksys_dup3+0x680/0x680 [ 1394.466042] ? find_held_lock+0x36/0x1c0 [ 1394.470116] ? __mutex_unlock_slowpath+0x197/0x8c0 [ 1394.475052] ? dlci_ioctl_set+0x40/0x40 [ 1394.479031] do_vfs_ioctl+0x1de/0x1720 [ 1394.482921] ? __lock_is_held+0xb5/0x140 [ 1394.486988] ? ioctl_preallocate+0x300/0x300 [ 1394.491403] ? __fget_light+0x2e9/0x430 [ 1394.495378] ? fget_raw+0x20/0x20 [ 1394.498839] ? __sb_end_write+0xd9/0x110 [ 1394.502941] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 1394.508486] ? fput+0x130/0x1a0 [ 1394.511766] ? do_syscall_64+0x9a/0x820 [ 1394.515741] ? do_syscall_64+0x9a/0x820 [ 1394.519717] ? lockdep_hardirqs_on+0x421/0x5c0 [ 1394.524306] ? security_file_ioctl+0x94/0xc0 [ 1394.528721] ksys_ioctl+0xa9/0xd0 [ 1394.532184] __x64_sys_ioctl+0x73/0xb0 [ 1394.536075] do_syscall_64+0x1b9/0x820 [ 1394.539965] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 1394.545333] ? syscall_return_slowpath+0x5e0/0x5e0 [ 1394.550287] ? trace_hardirqs_off+0x300/0x300 [ 1394.554784] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 1394.559805] ? recalc_sigpending_tsk+0x180/0x180 [ 1394.564565] ? kasan_check_write+0x14/0x20 [ 1394.568820] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 1394.573679] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 1394.578882] RIP: 0033:0x457099 [ 1394.582076] Code: fd b4 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b4 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 1394.600974] RSP: 002b:00007f692aa02c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 1394.608688] RAX: ffffffffffffffda RBX: 00007f692aa036d4 RCX: 0000000000457099 [ 1394.615956] RDX: 0000000020000000 RSI: 00000000000089a0 RDI: 0000000000000003 [ 1394.623226] RBP: 00000000009300a0 R08: 0000000000000000 R09: 0000000000000000 15:01:46 executing program 5: r0 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(r0) socket$kcm(0xa, 0x5, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) perf_event_open(&(0x7f000025c000)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(0xffffffffffffffff) socket$kcm(0x29, 0x0, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(0xffffffffffffffff, 0x2400, 0x0) bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x0, 0x10bd}, 0x2c) bpf$PROG_LOAD(0x5, &(0x7f00000ba000)={0xd, 0x5, &(0x7f0000346fc8)=@framed={{}, [@alu={0x8000000201a7f19, 0x0, 0x201a7fa6, 0x48, 0x1}], {0x95, 0xa800000000000000}}, &(0x7f0000000000)='GPL\x00', 0x0, 0xfb, &(0x7f00001a7f05)=""/251}, 0x14) 15:01:46 executing program 0: [ 1394.630493] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000005 [ 1394.637759] R13: 00000000004cfe50 R14: 00000000004bec60 R15: 0000000000000014 [ 1394.658853] kobject_add_internal failed for 11 (error: -12 parent: net) 15:01:46 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) sendmsg(r0, &(0x7f0000000580)={0x0, 0x0, &(0x7f00000001c0)=[{&(0x7f0000000380)="b5", 0x1}], 0x1, &(0x7f0000001740), 0x0, 0x4}, 0x20000040) 15:01:46 executing program 4 (fault-call:1 fault-nth:21): socketpair(0x1, 0x80002, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_SET_FILTER(r0, 0x89a0, &(0x7f0000000000)='%d') 15:01:46 executing program 2: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000340)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) r1 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(r1) socket$kcm(0x2, 0x3, 0x2) r2 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000040)='cpuset.effective_cpus\x00', 0x0, 0x0) ioctl$TUNSETIFF(r2, 0x400454ca, &(0x7f0000000080)={'syz_tun\x00', 0x9800}) socketpair$inet6_tcp(0xa, 0x1, 0x0, &(0x7f0000000000)) ioctl$PERF_EVENT_IOC_SET_FILTER(r1, 0x8980, &(0x7f0000000380)="6e7230010060a19ef9d2c673d9a1571cb9e1369bcd61ef7e49793ae18712eceb1daa769497800b7fbbd35b170c10751d39aeb660d863e49b8c4f3b3cad48902b5b2d6cfd0abd372c63bcf5d70df3fd4d2e8d443c88c60fd7140fbc0e5637dd82fc3435bed4de5d693c9a781c863e05d8a6f8689a5be29216061f3ff53f8b6b396678e7ba155ef9152d7e43b1eccb2331eb8eb1ed5586dcf8b3b0b999361a44ff2c22c2abbef42dd24eabe6723346a6e46c0499a21442d8d00dcb57f013ff7595edd0ff076930de3675d34117a44eb0e4f832936da44e") close(r0) 15:01:46 executing program 0: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000340)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) bpf$MAP_CREATE(0x0, &(0x7f0000000080)={0x0, 0x800000000004, 0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0, [0x5f]}, 0x2c) r1 = openat$tun(0xffffffffffffff9c, &(0x7f0000000140)='/dev/net/tun\x00', 0x0, 0x0) ioctl$TUNSETIFF(r1, 0x400454ca, &(0x7f0000000040)={"6e72300100", 0x801}) ioctl$PERF_EVENT_IOC_ENABLE(0xffffffffffffffff, 0x2400, 0x0) 15:01:46 executing program 6: perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e6}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) bpf$MAP_DELETE_ELEM(0x3, &(0x7f0000000300)={0xffffffffffffffff, &(0x7f0000000240)}, 0x10) openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000180)="2f67726f75702e73746174003c23fb572a1f0294e6f378b41ad54b4d9d9a1f63f8785ad188a7e1c88875e05b18a4cb3a9cd12dcea440d899c22c652b3a471b4a7fa2f3fdf6e034d804e5f0df4b1dee483b157624c59c0100e89e6a357c000000", 0x2761, 0x0) 15:01:46 executing program 3: r0 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(r0) socket$kcm(0xa, 0x5, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) socket$kcm(0x29, 0x0, 0x0) bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x0, 0x10bd}, 0x2c) bpf$PROG_LOAD(0x5, &(0x7f00000ba000)={0xd, 0x5, &(0x7f0000346fc8)=@framed={{0x18, 0x0, 0x73}, [@alu={0x8000000201a7f19, 0x0, 0x201a7fa6, 0x48, 0x1, 0x88}]}, &(0x7f0000000000)='GPL\x00', 0x0, 0xfb, &(0x7f00001a7f05)=""/251}, 0x14) 15:01:46 executing program 7: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000340)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) bpf$MAP_CREATE(0x0, &(0x7f0000000080)={0x0, 0x800000000004, 0x4, 0x9, 0x0, 0xffffffffffffffff, 0x0, [0x5f]}, 0x2c) perf_event_open(&(0x7f0000000180)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x1a7b, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(r1) socket$kcm(0x2, 0x3, 0x2) ioctl$PERF_EVENT_IOC_SET_FILTER(r1, 0x8914, &(0x7f0000000380)="6e7230010060a19ef9d2c673d9a1571cb9e1369bcd61ef7e49793ae18712eceb1daa769497800b7fbbd35b170c10781d39aeb660d863e49b8c4f3b3cad48902b5b2d6cfd0abd372c63bcf5d70df3fd4d2e8d443c88c60fd7140fbc0e5637dd82fc3435bed4de5d693c9a781c863e05d8a6f8689a5be29216061f3ff53f8b6b396678e7ba155ef9152d7e43b1eccb2331eb8eb1ed5586dcf8b3b0b999361a44ff2c22c2abbef42dd24eabe6723346a6e46c0499a21442d8d00dcb57f013ff7595edd0ff076930de3675d34117a44eb0e4f832936da44e") r2 = openat$tun(0xffffffffffffff9c, &(0x7f0000000140)='/dev/net/tun\x00', 0x0, 0x0) ioctl$TUNSETIFF(r2, 0x400454ca, &(0x7f0000000040)={"6e72300100", 0x801}) ioctl$TUNSETLINK(r2, 0x400454cd, 0x308) perf_event_open(&(0x7f000025c000)={0x0, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000001, 0x0, 0x2161f870, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) sendmsg(0xffffffffffffffff, &(0x7f0000000440)={&(0x7f0000000200)=@ax25={0x3, {"b8738e610d62ed"}}, 0x80, &(0x7f0000000040), 0x0, 0x0, 0x0, 0x4}, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(0xffffffffffffffff, 0x2400, 0x0) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f00000002c0)={0xffffffffffffffff, &(0x7f0000000300), &(0x7f0000000280)}, 0x20) openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000000)='rdma.current\x00', 0x0, 0x0) 15:01:46 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) sendmsg(r0, &(0x7f0000000580)={0x0, 0x0, &(0x7f00000001c0)=[{&(0x7f0000000380)="b5", 0x1}], 0x1, &(0x7f0000001740), 0x0, 0x4}, 0x20000040) 15:01:46 executing program 5: r0 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(r0) socket$kcm(0xa, 0x5, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) perf_event_open(&(0x7f000025c000)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(0xffffffffffffffff) socket$kcm(0x29, 0x0, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(0xffffffffffffffff, 0x2400, 0x0) bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x0, 0x10bd}, 0x2c) bpf$PROG_LOAD(0x5, &(0x7f00000ba000)={0xd, 0x5, &(0x7f0000346fc8)=@framed={{}, [@alu={0x8000000201a7f19, 0x0, 0x201a7fa6, 0x48, 0x1}], {0x95, 0x6c00000000000000}}, &(0x7f0000000000)='GPL\x00', 0x0, 0xfb, &(0x7f00001a7f05)=""/251}, 0x14) [ 1394.922775] FAULT_INJECTION: forcing a failure. [ 1394.922775] name failslab, interval 1, probability 0, space 0, times 0 [ 1394.939644] CPU: 0 PID: 12403 Comm: syz-executor4 Not tainted 4.19.0-rc2+ #50 [ 1394.946938] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1394.956297] Call Trace: [ 1394.958904] dump_stack+0x1c4/0x2b4 [ 1394.962538] ? dump_stack_print_info.cold.2+0x52/0x52 [ 1394.967739] should_fail.cold.4+0xa/0x17 [ 1394.971804] ? graph_lock+0x170/0x170 [ 1394.975622] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 1394.980729] ? kernfs_activate+0x8e/0x2c0 [ 1394.984880] ? ___ratelimit.cold.2+0x6b/0x6b [ 1394.989291] ? graph_lock+0x170/0x170 [ 1394.993099] ? graph_lock+0x170/0x170 [ 1394.996912] ? find_held_lock+0x36/0x1c0 [ 1395.000979] ? __lock_is_held+0xb5/0x140 [ 1395.005057] ? ___might_sleep+0x1ed/0x300 [ 1395.009210] ? arch_local_save_flags+0x40/0x40 [ 1395.013804] __should_failslab+0x124/0x180 [ 1395.018048] should_failslab+0x9/0x14 [ 1395.021851] kmem_cache_alloc+0x2be/0x730 [ 1395.026009] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 1395.031029] __kernfs_new_node+0x127/0x8d0 [ 1395.035275] ? kernfs_dop_revalidate+0x3c0/0x3c0 [ 1395.040033] ? mutex_unlock+0xd/0x10 [ 1395.043746] ? kernfs_activate+0x21a/0x2c0 [ 1395.047985] ? kernfs_walk_and_get_ns+0x340/0x340 [ 1395.052832] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 1395.058369] ? kernfs_link_sibling+0x1d2/0x3b0 [ 1395.062957] ? graph_lock+0x170/0x170 [ 1395.066758] ? kernfs_add_one+0x12b/0x4d0 [ 1395.070916] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 1395.076455] ? kernfs_create_dir_ns+0x10c/0x160 [ 1395.081128] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 1395.086144] ? map_id_range_down+0x1ee/0x430 [ 1395.090559] ? __put_user_ns+0x60/0x60 [ 1395.094453] kernfs_new_node+0x95/0x120 [ 1395.098435] __kernfs_create_file+0x5a/0x340 [ 1395.102852] sysfs_add_file_mode_ns+0x222/0x530 [ 1395.107530] sysfs_create_file_ns+0x1a3/0x270 [ 1395.112029] ? __down_interruptible+0x700/0x700 [ 1395.116705] ? sysfs_add_file_mode_ns+0x530/0x530 [ 1395.121552] ? kobject_add+0x14c/0x1b0 [ 1395.125444] ? up_read+0x1a/0x110 [ 1395.128905] device_create_file+0xf4/0x1e0 [ 1395.133140] ? acpi_bind_one+0x8e0/0x8e0 [ 1395.137204] device_add+0x429/0x17f0 [ 1395.140919] ? kfree_const+0x5e/0x70 [ 1395.144649] ? get_device_parent.isra.27+0x5a0/0x5a0 [ 1395.149753] ? dev_set_name+0xad/0xe0 [ 1395.153557] ? device_initialize+0x5f0/0x5f0 [ 1395.157974] ? rtnl_is_locked+0xb5/0xf0 [ 1395.161950] ? rtnl_trylock+0x20/0x20 [ 1395.165760] netdev_register_kobject+0x187/0x3f0 [ 1395.170520] register_netdevice+0x99a/0x10f0 [ 1395.174935] ? netdev_change_features+0x110/0x110 [ 1395.179797] register_netdev+0x30/0x50 [ 1395.183689] br_add_bridge+0x9b/0xf0 [ 1395.187403] br_ioctl_deviceless_stub+0x991/0xac0 [ 1395.192249] ? find_held_lock+0x36/0x1c0 [ 1395.196313] ? old_dev_ioctl.isra.2+0x20e0/0x20e0 [ 1395.201164] ? __fget+0x4aa/0x740 [ 1395.204627] ? lock_downgrade+0x900/0x900 [ 1395.208784] ? check_preemption_disabled+0x48/0x200 [ 1395.213811] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 1395.219626] ? kasan_check_read+0x11/0x20 [ 1395.223776] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 1395.229073] ? old_dev_ioctl.isra.2+0x20e0/0x20e0 [ 1395.233915] sock_ioctl+0x2d5/0x680 [ 1395.237545] ? dlci_ioctl_set+0x40/0x40 [ 1395.241530] ? ksys_dup3+0x680/0x680 [ 1395.245247] ? find_held_lock+0x36/0x1c0 [ 1395.249317] ? __mutex_unlock_slowpath+0x197/0x8c0 [ 1395.254250] ? dlci_ioctl_set+0x40/0x40 [ 1395.258229] do_vfs_ioctl+0x1de/0x1720 [ 1395.262146] ? __lock_is_held+0xb5/0x140 [ 1395.266210] ? ioctl_preallocate+0x300/0x300 [ 1395.270630] ? __fget_light+0x2e9/0x430 [ 1395.274614] ? fget_raw+0x20/0x20 [ 1395.278077] ? __sb_end_write+0xd9/0x110 [ 1395.282143] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 1395.287681] ? fput+0x130/0x1a0 [ 1395.290962] ? do_syscall_64+0x9a/0x820 [ 1395.294935] ? do_syscall_64+0x9a/0x820 [ 1395.298915] ? lockdep_hardirqs_on+0x421/0x5c0 [ 1395.303503] ? security_file_ioctl+0x94/0xc0 [ 1395.308410] ksys_ioctl+0xa9/0xd0 [ 1395.311869] __x64_sys_ioctl+0x73/0xb0 [ 1395.315762] do_syscall_64+0x1b9/0x820 [ 1395.319652] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 1395.325015] ? syscall_return_slowpath+0x5e0/0x5e0 [ 1395.329950] ? trace_hardirqs_off+0x300/0x300 [ 1395.334450] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 1395.339465] ? recalc_sigpending_tsk+0x180/0x180 [ 1395.344226] ? kasan_check_write+0x14/0x20 [ 1395.348467] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 1395.353319] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 1395.358504] RIP: 0033:0x457099 [ 1395.361701] Code: fd b4 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b4 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 1395.380606] RSP: 002b:00007f692aa02c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 1395.388325] RAX: ffffffffffffffda RBX: 00007f692aa036d4 RCX: 0000000000457099 [ 1395.395588] RDX: 0000000020000000 RSI: 00000000000089a0 RDI: 0000000000000003 [ 1395.402870] RBP: 00000000009300a0 R08: 0000000000000000 R09: 0000000000000000 [ 1395.410137] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000005 [ 1395.417405] R13: 00000000004cfe50 R14: 00000000004bec60 R15: 0000000000000015 15:01:47 executing program 4 (fault-call:1 fault-nth:22): socketpair(0x1, 0x80002, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_SET_FILTER(r0, 0x89a0, &(0x7f0000000000)='%d') 15:01:47 executing program 0: bpf$PROG_LOAD(0x5, &(0x7f0000000140)={0x1, 0xe, &(0x7f00000000c0)=ANY=[@ANYBLOB="b7020000f7ffffffbfa20000000000000502000020feffff7a0af0fff8ffffff79a4f0ff00000000b70600000018d1fe2d6405000000000045040000000000000704000000000000b7040000100000206a0a00fe00000000850000001a000000b7000000000000009500000000000000"], &(0x7f0000000280)="c2066dd644ec01d752677f9c2d5fd0e7fa3d32003d"}, 0x48) 15:01:47 executing program 6: perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e6}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) bpf$MAP_DELETE_ELEM(0x3, &(0x7f0000000300)={0xffffffffffffffff, &(0x7f0000000240)}, 0x10) openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000180)="2f67726f75702e73746174003c23fb572a1f0294e6f378b41ad54b4d9d9a1f63f8785ad188a7e1c88875e05b18a4cb3a9cd12dcea440d899c22c652b3a471b4a7fa2f3fdf6e034d804e5f0df4b1dee483b157624c59c0100e89e6a357c00ffff", 0x2761, 0x0) 15:01:47 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) sendmsg(r0, &(0x7f0000000580)={0x0, 0x0, &(0x7f00000001c0)=[{&(0x7f0000000380)="b5", 0x1}], 0x1, &(0x7f0000001740), 0x0, 0x4}, 0x20000040) 15:01:47 executing program 3: r0 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(r0) socket$kcm(0xa, 0x5, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) socket$kcm(0x29, 0x0, 0x0) bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x0, 0x10bd}, 0x2c) bpf$PROG_LOAD(0x5, &(0x7f00000ba000)={0xd, 0x5, &(0x7f0000346fc8)=@framed={{0x18, 0x0, 0xff00000000000000}, [@alu={0x8000000201a7f19, 0x0, 0x201a7fa6, 0x48, 0x1, 0x88}]}, &(0x7f0000000000)='GPL\x00', 0x0, 0xfb, &(0x7f00001a7f05)=""/251}, 0x14) 15:01:47 executing program 7: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000340)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) bpf$MAP_CREATE(0x0, &(0x7f0000000080)={0x0, 0x800000000004, 0x4, 0x9, 0x0, 0xffffffffffffffff, 0x0, [0x5f]}, 0x2c) perf_event_open(&(0x7f0000000180)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x1a7b, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(r1) socket$kcm(0x2, 0x3, 0x2) ioctl$PERF_EVENT_IOC_SET_FILTER(r1, 0x8914, &(0x7f0000000380)="6e7230010060a19ef9d2c673d9a1571cb9e1369bcd61ef7e49793ae18712eceb1daa769497800b7fbbd35b170c106c1d39aeb660d863e49b8c4f3b3cad48902b5b2d6cfd0abd372c63bcf5d70df3fd4d2e8d443c88c60fd7140fbc0e5637dd82fc3435bed4de5d693c9a781c863e05d8a6f8689a5be29216061f3ff53f8b6b396678e7ba155ef9152d7e43b1eccb2331eb8eb1ed5586dcf8b3b0b999361a44ff2c22c2abbef42dd24eabe6723346a6e46c0499a21442d8d00dcb57f013ff7595edd0ff076930de3675d34117a44eb0e4f832936da44e") r2 = openat$tun(0xffffffffffffff9c, &(0x7f0000000140)='/dev/net/tun\x00', 0x0, 0x0) ioctl$TUNSETIFF(r2, 0x400454ca, &(0x7f0000000040)={"6e72300100", 0x801}) ioctl$TUNSETLINK(r2, 0x400454cd, 0x308) perf_event_open(&(0x7f000025c000)={0x0, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000001, 0x0, 0x2161f870, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) sendmsg(0xffffffffffffffff, &(0x7f0000000440)={&(0x7f0000000200)=@ax25={0x3, {"b8738e610d62ed"}}, 0x80, &(0x7f0000000040), 0x0, 0x0, 0x0, 0x4}, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(0xffffffffffffffff, 0x2400, 0x0) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f00000002c0)={0xffffffffffffffff, &(0x7f0000000300), &(0x7f0000000280)}, 0x20) openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000000)='rdma.current\x00', 0x0, 0x0) [ 1395.720531] FAULT_INJECTION: forcing a failure. [ 1395.720531] name failslab, interval 1, probability 0, space 0, times 0 [ 1395.748084] CPU: 1 PID: 12436 Comm: syz-executor4 Not tainted 4.19.0-rc2+ #50 [ 1395.755404] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1395.764744] Call Trace: [ 1395.767341] dump_stack+0x1c4/0x2b4 15:01:47 executing program 5: r0 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(r0) socket$kcm(0xa, 0x5, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) perf_event_open(&(0x7f000025c000)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(0xffffffffffffffff) socket$kcm(0x29, 0x0, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(0xffffffffffffffff, 0x2400, 0x0) bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x0, 0x10bd}, 0x2c) bpf$PROG_LOAD(0x5, &(0x7f00000ba000)={0xd, 0x5, &(0x7f0000346fc8)=@framed={{}, [@alu={0x8000000201a7f19, 0x0, 0x201a7fa6, 0x48, 0x1}], {0x95, 0x8000000}}, &(0x7f0000000000)='GPL\x00', 0x0, 0xfb, &(0x7f00001a7f05)=""/251}, 0x14) [ 1395.770985] ? dump_stack_print_info.cold.2+0x52/0x52 [ 1395.776208] should_fail.cold.4+0xa/0x17 [ 1395.780273] ? graph_lock+0x170/0x170 [ 1395.784065] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 1395.789154] ? kernfs_activate+0x8e/0x2c0 [ 1395.793303] ? ___ratelimit.cold.2+0x6b/0x6b [ 1395.797722] ? graph_lock+0x170/0x170 [ 1395.801528] ? graph_lock+0x170/0x170 [ 1395.805326] ? find_held_lock+0x36/0x1c0 [ 1395.809377] ? __lock_is_held+0xb5/0x140 [ 1395.813449] ? ___might_sleep+0x1ed/0x300 [ 1395.817625] ? arch_local_save_flags+0x40/0x40 [ 1395.822227] __should_failslab+0x124/0x180 [ 1395.826472] should_failslab+0x9/0x14 [ 1395.830283] kmem_cache_alloc+0x2be/0x730 [ 1395.834450] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 1395.839473] __kernfs_new_node+0x127/0x8d0 [ 1395.839495] ? kernfs_dop_revalidate+0x3c0/0x3c0 [ 1395.839515] ? mutex_unlock+0xd/0x10 [ 1395.839530] ? kernfs_activate+0x21a/0x2c0 [ 1395.839550] ? kernfs_walk_and_get_ns+0x340/0x340 [ 1395.839568] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 1395.839586] ? kernfs_link_sibling+0x1d2/0x3b0 [ 1395.871414] ? graph_lock+0x170/0x170 [ 1395.875215] ? kernfs_add_one+0x12b/0x4d0 [ 1395.879378] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 1395.884929] ? kernfs_create_dir_ns+0x10c/0x160 [ 1395.889620] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 1395.894679] ? map_id_range_down+0x1ee/0x430 [ 1395.899101] ? __put_user_ns+0x60/0x60 [ 1395.899132] kernfs_new_node+0x95/0x120 [ 1395.899157] __kernfs_create_file+0x5a/0x340 [ 1395.899180] sysfs_add_file_mode_ns+0x222/0x530 [ 1395.899207] sysfs_create_file_ns+0x1a3/0x270 [ 1395.899222] ? __down_interruptible+0x700/0x700 [ 1395.899257] ? sysfs_add_file_mode_ns+0x530/0x530 [ 1395.899275] ? kobject_add+0x14c/0x1b0 [ 1395.899295] ? up_read+0x1a/0x110 [ 1395.899319] device_create_file+0xf4/0x1e0 [ 1395.899353] ? acpi_bind_one+0x8e0/0x8e0 [ 1395.934132] device_add+0x429/0x17f0 [ 1395.949550] ? kfree_const+0x5e/0x70 [ 1395.953283] ? get_device_parent.isra.27+0x5a0/0x5a0 [ 1395.958396] ? dev_set_name+0xad/0xe0 [ 1395.962209] ? device_initialize+0x5f0/0x5f0 [ 1395.966646] ? rtnl_is_locked+0xb5/0xf0 15:01:47 executing program 0: mkdir(&(0x7f00000001c0)='./file0\x00', 0x0) mount$bpf(0x0, &(0x7f00000000c0)='./file0\x00', &(0x7f0000000000)='bpf\x00', 0x0, &(0x7f0000000380)=ANY=[]) bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x0, 0x4}, 0x2c) r0 = bpf$PROG_LOAD(0x5, &(0x7f0000b7a000)={0x1, 0x5, &(0x7f0000346fc8)=@framed={{}, [@alu={0x8000000201a7f19, 0x0, 0x7, 0x0, 0x1}]}, &(0x7f0000f6bffb)='GPL\x00', 0x0, 0x299, &(0x7f00001a7f05)=""/251}, 0x18) bpf$OBJ_PIN_PROG(0x6, &(0x7f0000001300)={&(0x7f0000001340)='./file0/file0\x00', r0}, 0xc) unlink(&(0x7f0000000040)='./file0/file0\x00') [ 1395.970641] ? rtnl_trylock+0x20/0x20 [ 1395.974468] netdev_register_kobject+0x187/0x3f0 [ 1395.979239] register_netdevice+0x99a/0x10f0 [ 1395.979262] ? netdev_change_features+0x110/0x110 [ 1395.979298] register_netdev+0x30/0x50 [ 1395.979318] br_add_bridge+0x9b/0xf0 [ 1395.979338] br_ioctl_deviceless_stub+0x991/0xac0 [ 1395.996159] ? find_held_lock+0x36/0x1c0 [ 1396.005048] ? old_dev_ioctl.isra.2+0x20e0/0x20e0 [ 1396.009902] ? __fget+0x4aa/0x740 [ 1396.009921] ? lock_downgrade+0x900/0x900 [ 1396.009940] ? check_preemption_disabled+0x48/0x200 [ 1396.009965] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 1396.009982] ? kasan_check_read+0x11/0x20 [ 1396.010001] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 1396.010037] ? old_dev_ioctl.isra.2+0x20e0/0x20e0 [ 1396.010052] sock_ioctl+0x2d5/0x680 [ 1396.010070] ? dlci_ioctl_set+0x40/0x40 [ 1396.010084] ? ksys_dup3+0x680/0x680 [ 1396.010105] ? find_held_lock+0x36/0x1c0 [ 1396.017701] ? __mutex_unlock_slowpath+0x197/0x8c0 [ 1396.017724] ? dlci_ioctl_set+0x40/0x40 [ 1396.017743] do_vfs_ioctl+0x1de/0x1720 15:01:48 executing program 2: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000340)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) r1 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(r1) ioctl$PERF_EVENT_IOC_ID(r1, 0x80082407, &(0x7f0000000000)) socket$kcm(0x2, 0x3, 0x2) ioctl$PERF_EVENT_IOC_PERIOD(r1, 0x40082404, &(0x7f0000000040)=0xe52) ioctl$PERF_EVENT_IOC_SET_FILTER(r1, 0x8980, &(0x7f0000000380)="6e7230010060a19ef9d2c673d9a1571cb9e1369bcd61ef7e49793ae18712eceb1daa769497800b7fbbd35b170c10751d39aeb660d863e49b8c4f3b3cad48902b5b2d6cfd0abd372c63bcf5d70df3fd4d2e8d443c88c60fd7140fbc0e5637dd82fc3435bed4de5d693c9a781c863e05d8a6f8689a5be29216061f3ff53f8b6b396678e7ba155ef9152d7e43b1eccb2331eb8eb1ed5586dcf8b3b0b999361a44ff2c22c2abbef42dd24eabe6723346a6e46c0499a21442d8d00dcb57f013ff7595edd0ff076930de3675d34117a44eb0e4f832936da44e") [ 1396.017760] ? __lock_is_held+0xb5/0x140 [ 1396.017781] ? ioctl_preallocate+0x300/0x300 [ 1396.017799] ? __fget_light+0x2e9/0x430 [ 1396.017816] ? fget_raw+0x20/0x20 [ 1396.017833] ? __sb_end_write+0xd9/0x110 [ 1396.017856] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 1396.017869] ? fput+0x130/0x1a0 [ 1396.017886] ? do_syscall_64+0x9a/0x820 [ 1396.017902] ? do_syscall_64+0x9a/0x820 [ 1396.017919] ? lockdep_hardirqs_on+0x421/0x5c0 [ 1396.017939] ? security_file_ioctl+0x94/0xc0 [ 1396.017960] ksys_ioctl+0xa9/0xd0 [ 1396.017981] __x64_sys_ioctl+0x73/0xb0 [ 1396.017999] do_syscall_64+0x1b9/0x820 [ 1396.018016] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 1396.018035] ? syscall_return_slowpath+0x5e0/0x5e0 [ 1396.018055] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 1396.028851] ? trace_hardirqs_off+0x300/0x300 [ 1396.028870] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 1396.028890] ? prepare_exit_to_usermode+0x291/0x3b0 [ 1396.028913] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 1396.028939] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 1396.028953] RIP: 0033:0x457099 15:01:48 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) sendmsg(r0, &(0x7f0000000580)={0x0, 0x0, &(0x7f00000001c0)=[{&(0x7f0000000380)="b5", 0x1}], 0x1, &(0x7f0000001740), 0x0, 0x4}, 0x20000040) [ 1396.028970] Code: fd b4 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b4 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 1396.028979] RSP: 002b:00007f692aa02c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 1396.028996] RAX: ffffffffffffffda RBX: 00007f692aa036d4 RCX: 0000000000457099 [ 1396.029004] RDX: 0000000020000000 RSI: 00000000000089a0 RDI: 0000000000000003 [ 1396.029013] RBP: 00000000009300a0 R08: 0000000000000000 R09: 0000000000000000 [ 1396.029021] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000005 [ 1396.029030] R13: 00000000004cfe50 R14: 00000000004bec60 R15: 0000000000000016 15:01:48 executing program 4 (fault-call:1 fault-nth:23): socketpair(0x1, 0x80002, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_SET_FILTER(r0, 0x89a0, &(0x7f0000000000)='%d') 15:01:48 executing program 6: perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e6}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) bpf$MAP_DELETE_ELEM(0x3, &(0x7f0000000300)={0xffffffffffffffff, &(0x7f0000000240)}, 0x10) openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000180)="2f67726f75702e73746174003c23fb572a1f0294e6f378b41ad54b4d9d9a1f63f8785ad188a7e1c88875e05b18a4cb3a9cd12dcea440d899c22c652b3a471b4a7fa2f3fdf6e034d804e5f0df4b1dee483b157624c59c0100e89e6a357c000800", 0x2761, 0x0) 15:01:48 executing program 7: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000340)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) bpf$MAP_CREATE(0x0, &(0x7f0000000080)={0x0, 0x800000000004, 0x4, 0x9, 0x0, 0xffffffffffffffff, 0x0, [0x5f]}, 0x2c) perf_event_open(&(0x7f0000000180)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x1a7b, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(r1) socket$kcm(0x2, 0x3, 0x2) ioctl$PERF_EVENT_IOC_SET_FILTER(r1, 0x8914, &(0x7f0000000380)="6e7230010060a19ef9d2c673d9a1571cb9e1369bcd61ef7e49793ae18712eceb1daa769497800b7fbbd35b170c100a1d39aeb660d863e49b8c4f3b3cad48902b5b2d6cfd0abd372c63bcf5d70df3fd4d2e8d443c88c60fd7140fbc0e5637dd82fc3435bed4de5d693c9a781c863e05d8a6f8689a5be29216061f3ff53f8b6b396678e7ba155ef9152d7e43b1eccb2331eb8eb1ed5586dcf8b3b0b999361a44ff2c22c2abbef42dd24eabe6723346a6e46c0499a21442d8d00dcb57f013ff7595edd0ff076930de3675d34117a44eb0e4f832936da44e") r2 = openat$tun(0xffffffffffffff9c, &(0x7f0000000140)='/dev/net/tun\x00', 0x0, 0x0) ioctl$TUNSETIFF(r2, 0x400454ca, &(0x7f0000000040)={"6e72300100", 0x801}) ioctl$TUNSETLINK(r2, 0x400454cd, 0x308) perf_event_open(&(0x7f000025c000)={0x0, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000001, 0x0, 0x2161f870, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) sendmsg(0xffffffffffffffff, &(0x7f0000000440)={&(0x7f0000000200)=@ax25={0x3, {"b8738e610d62ed"}}, 0x80, &(0x7f0000000040), 0x0, 0x0, 0x0, 0x4}, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(0xffffffffffffffff, 0x2400, 0x0) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f00000002c0)={0xffffffffffffffff, &(0x7f0000000300), &(0x7f0000000280)}, 0x20) openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000000)='rdma.current\x00', 0x0, 0x0) 15:01:48 executing program 5: r0 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(r0) socket$kcm(0xa, 0x5, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) perf_event_open(&(0x7f000025c000)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(0xffffffffffffffff) socket$kcm(0x29, 0x0, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(0xffffffffffffffff, 0x2400, 0x0) bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x0, 0x10bd}, 0x2c) bpf$PROG_LOAD(0x5, &(0x7f00000ba000)={0xd, 0x5, &(0x7f0000346fc8)=@framed={{}, [@alu={0x8000000201a7f19, 0x0, 0x201a7fa6, 0x48, 0x1}], {0x95, 0x4000000}}, &(0x7f0000000000)='GPL\x00', 0x0, 0xfb, &(0x7f00001a7f05)=""/251}, 0x14) 15:01:48 executing program 3: r0 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(r0) socket$kcm(0xa, 0x5, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) socket$kcm(0x29, 0x0, 0x0) bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x0, 0x10bd}, 0x2c) bpf$PROG_LOAD(0x5, &(0x7f00000ba000)={0xd, 0x5, &(0x7f0000346fc8)=@framed={{0x18, 0x0, 0x80ffff00000000}, [@alu={0x8000000201a7f19, 0x0, 0x201a7fa6, 0x48, 0x1, 0x88}]}, &(0x7f0000000000)='GPL\x00', 0x0, 0xfb, &(0x7f00001a7f05)=""/251}, 0x14) 15:01:48 executing program 0: r0 = socket$kcm(0x10, 0x2, 0x0) socketpair$unix(0x1, 0x3, 0x0, &(0x7f0000000280)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) sendmsg$kcm(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f00000015c0)=[{&(0x7f0000000280)="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", 0xcfa}], 0x1, &(0x7f0000000000)}, 0x0) 15:01:48 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) sendmsg(r0, &(0x7f0000000580)={0x0, 0x0, &(0x7f00000001c0)=[{&(0x7f0000000380)="b5", 0x1}], 0x1, &(0x7f0000001740), 0x0, 0x4}, 0x20000040) 15:01:48 executing program 2: socketpair$unix(0x1, 0x400000000000005, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) r1 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x92, 0x0, 0x0, 0x0, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfffffffffffffffd, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext, 0x0, 0x0, 0x0, 0x0, 0x401}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(r1) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x2400, 0x400) socket$kcm(0x2, 0x3, 0x2) ioctl$PERF_EVENT_IOC_SET_FILTER(r1, 0x8980, &(0x7f0000000380)="6e7230010060a19ef9d2c673d9a1571cb9e1369bcd61ef7e49793ae18712eceb1daa769497800b7fbbd35b170c10751d39aeb660d863e49b8c4f3b3cad48902b5b2d6cfd0abd372c63bcf5d70df3fd4d2e8d443c88c60fd7140fbc0e5637dd82fc3435bed4de5d693c9a781c863e05d8a6f8689a5be29216061f3ff53f8b6b396678e7ba155ef9152d7e43b1eccb2331eb8eb1ed5586dcf8b3b0b999361a44ff2c22c2abbef42dd24eabe6723346a6e46c0499a21442d8d00dcb57f013ff7595edd0ff076930de3675d34117a44eb0e4f832936da44e") [ 1396.518340] FAULT_INJECTION: forcing a failure. [ 1396.518340] name failslab, interval 1, probability 0, space 0, times 0 [ 1396.529759] CPU: 1 PID: 12479 Comm: syz-executor4 Not tainted 4.19.0-rc2+ #50 [ 1396.537048] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1396.546407] Call Trace: [ 1396.549018] dump_stack+0x1c4/0x2b4 [ 1396.552669] ? dump_stack_print_info.cold.2+0x52/0x52 [ 1396.557900] should_fail.cold.4+0xa/0x17 [ 1396.561980] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 1396.567094] ? print_usage_bug+0xc0/0xc0 [ 1396.571170] ? graph_lock+0x170/0x170 [ 1396.574980] ? graph_lock+0x170/0x170 [ 1396.578791] ? kernfs_activate+0x21a/0x2c0 [ 1396.583034] ? lock_downgrade+0x900/0x900 [ 1396.587191] ? find_held_lock+0x36/0x1c0 [ 1396.591263] ? __lock_is_held+0xb5/0x140 [ 1396.595349] ? ___might_sleep+0x1ed/0x300 [ 1396.599500] ? __kernfs_new_node+0x697/0x8d0 [ 1396.603917] ? arch_local_save_flags+0x40/0x40 [ 1396.608505] ? wait_for_completion+0x8a0/0x8a0 [ 1396.613105] __should_failslab+0x124/0x180 [ 1396.617355] should_failslab+0x9/0x14 [ 1396.621160] kmem_cache_alloc+0x2be/0x730 [ 1396.625310] ? wait_for_completion+0x8a0/0x8a0 [ 1396.629907] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 1396.634932] __kernfs_new_node+0x127/0x8d0 [ 1396.639177] ? kernfs_dop_revalidate+0x3c0/0x3c0 [ 1396.643941] ? graph_lock+0x170/0x170 [ 1396.647745] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 1396.653303] ? kernfs_add_one+0x12b/0x4d0 [ 1396.657464] ? find_held_lock+0x36/0x1c0 [ 1396.661545] ? sysfs_do_create_link_sd.isra.2+0x82/0x130 [ 1396.667000] ? lock_downgrade+0x900/0x900 [ 1396.671179] kernfs_new_node+0x95/0x120 [ 1396.675171] kernfs_create_link+0xdb/0x250 [ 1396.679422] sysfs_do_create_link_sd.isra.2+0x90/0x130 [ 1396.684709] sysfs_create_link+0x65/0xc0 [ 1396.688784] device_add+0x4bf/0x17f0 [ 1396.692518] ? get_device_parent.isra.27+0x5a0/0x5a0 [ 1396.697628] ? dev_set_name+0xad/0xe0 [ 1396.701439] ? device_initialize+0x5f0/0x5f0 [ 1396.705860] ? rtnl_is_locked+0xb5/0xf0 [ 1396.709839] ? rtnl_trylock+0x20/0x20 [ 1396.713657] netdev_register_kobject+0x187/0x3f0 [ 1396.718428] register_netdevice+0x99a/0x10f0 [ 1396.722846] ? netdev_change_features+0x110/0x110 [ 1396.727717] register_netdev+0x30/0x50 [ 1396.731623] br_add_bridge+0x9b/0xf0 [ 1396.735346] br_ioctl_deviceless_stub+0x991/0xac0 [ 1396.740203] ? find_held_lock+0x36/0x1c0 [ 1396.744281] ? old_dev_ioctl.isra.2+0x20e0/0x20e0 [ 1396.749142] ? __fget+0x4aa/0x740 [ 1396.752612] ? lock_downgrade+0x900/0x900 [ 1396.756765] ? check_preemption_disabled+0x48/0x200 [ 1396.761798] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 1396.767605] ? kasan_check_read+0x11/0x20 [ 1396.771762] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 1396.777070] ? old_dev_ioctl.isra.2+0x20e0/0x20e0 [ 1396.781917] sock_ioctl+0x2d5/0x680 [ 1396.785554] ? dlci_ioctl_set+0x40/0x40 [ 1396.789530] ? ksys_dup3+0x680/0x680 [ 1396.793246] ? find_held_lock+0x36/0x1c0 [ 1396.797321] ? __mutex_unlock_slowpath+0x197/0x8c0 [ 1396.802262] ? dlci_ioctl_set+0x40/0x40 [ 1396.806245] do_vfs_ioctl+0x1de/0x1720 [ 1396.810146] ? __lock_is_held+0xb5/0x140 [ 1396.814217] ? ioctl_preallocate+0x300/0x300 [ 1396.818637] ? __fget_light+0x2e9/0x430 [ 1396.822626] ? fget_raw+0x20/0x20 [ 1396.826091] ? __sb_end_write+0xd9/0x110 [ 1396.830170] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 1396.835713] ? fput+0x130/0x1a0 [ 1396.839004] ? do_syscall_64+0x9a/0x820 [ 1396.843012] ? do_syscall_64+0x9a/0x820 [ 1396.846990] ? lockdep_hardirqs_on+0x421/0x5c0 [ 1396.851587] ? security_file_ioctl+0x94/0xc0 [ 1396.856016] ksys_ioctl+0xa9/0xd0 [ 1396.859481] __x64_sys_ioctl+0x73/0xb0 [ 1396.863375] do_syscall_64+0x1b9/0x820 [ 1396.867269] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 1396.872645] ? syscall_return_slowpath+0x5e0/0x5e0 [ 1396.877584] ? trace_hardirqs_off+0x300/0x300 [ 1396.882093] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 1396.887150] ? recalc_sigpending_tsk+0x180/0x180 [ 1396.891913] ? kasan_check_write+0x14/0x20 [ 1396.896172] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 1396.901034] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 1396.906223] RIP: 0033:0x457099 [ 1396.909420] Code: fd b4 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b4 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 1396.928319] RSP: 002b:00007f692aa02c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 1396.936051] RAX: ffffffffffffffda RBX: 00007f692aa036d4 RCX: 0000000000457099 [ 1396.943324] RDX: 0000000020000000 RSI: 00000000000089a0 RDI: 0000000000000003 [ 1396.950593] RBP: 00000000009300a0 R08: 0000000000000000 R09: 0000000000000000 [ 1396.957875] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000005 [ 1396.965145] R13: 00000000004cfe50 R14: 00000000004bec60 R15: 0000000000000017 15:01:49 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) sendmsg(r0, &(0x7f0000000580)={0x0, 0x0, &(0x7f00000001c0)=[{&(0x7f0000000380)="b5", 0x1}], 0x1, &(0x7f0000001740), 0x0, 0x4}, 0x20000040) 15:01:49 executing program 4 (fault-call:1 fault-nth:24): socketpair(0x1, 0x80002, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_SET_FILTER(r0, 0x89a0, &(0x7f0000000000)='%d') 15:01:49 executing program 0: r0 = perf_event_open(&(0x7f000025c000)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(r0) r1 = socket$kcm(0x29, 0x5, 0x0) recvmsg$kcm(r1, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000400)=[{&(0x7f0000000000)=""/22, 0x16}, {&(0x7f0000000300)=""/235, 0xeb}, {&(0x7f0000000540)=""/4096, 0x1000}, {&(0x7f00000000c0)=""/125, 0x7d}], 0x4, &(0x7f0000000280), 0x0, 0xe10e}, 0x40010001) socket$kcm(0x2, 0x3, 0x2) perf_event_open(&(0x7f0000000180)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1ff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) ioctl$TUNGETSNDBUF(0xffffffffffffffff, 0x800454d3, &(0x7f00000002c0)) perf_event_open(&(0x7f0000000200)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r2 = openat$tun(0xffffffffffffff9c, &(0x7f0000000140)='/dev/net/tun\x00', 0x0, 0x0) ioctl$TUNSETNOCSUM(r2, 0x400454c8, 0x1) ioctl$TUNSETIFF(r2, 0x400454ca, &(0x7f0000000040)={"6e72300100"}) ioctl$TUNSETLINK(0xffffffffffffffff, 0x400454cd, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(0xffffffffffffffff, 0x8912, 0x0) close(r2) bpf$BPF_MAP_GET_FD_BY_ID(0xe, &(0x7f0000000500), 0xc) r3 = openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000040)='/group.stat\x00', 0x2761, 0x0) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r3, 0xc020660b, 0x400096) 15:01:49 executing program 5: r0 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(r0) socket$kcm(0xa, 0x5, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) perf_event_open(&(0x7f000025c000)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(0xffffffffffffffff) socket$kcm(0x29, 0x0, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(0xffffffffffffffff, 0x2400, 0x0) bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x0, 0x10bd}, 0x2c) bpf$PROG_LOAD(0x5, &(0x7f00000ba000)={0xd, 0x5, &(0x7f0000346fc8)=@framed={{}, [@alu={0x8000000201a7f19, 0x0, 0x201a7fa6, 0x48, 0x1}], {0x95, 0x2c00}}, &(0x7f0000000000)='GPL\x00', 0x0, 0xfb, &(0x7f00001a7f05)=""/251}, 0x14) 15:01:49 executing program 3: r0 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(r0) socket$kcm(0xa, 0x5, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) socket$kcm(0x29, 0x0, 0x0) bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x0, 0x10bd}, 0x2c) bpf$PROG_LOAD(0x5, &(0x7f00000ba000)={0xd, 0x5, &(0x7f0000346fc8)=@framed={{0x18, 0x0, 0x3}, [@alu={0x8000000201a7f19, 0x0, 0x201a7fa6, 0x48, 0x1, 0x88}]}, &(0x7f0000000000)='GPL\x00', 0x0, 0xfb, &(0x7f00001a7f05)=""/251}, 0x14) 15:01:49 executing program 2: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000340)={0xffffffffffffffff, 0xffffffffffffffff}) socketpair(0x3, 0x0, 0x8, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) sendmsg$kcm(r1, &(0x7f0000000300)={&(0x7f0000000040)=@alg={0x26, 'rng\x00', 0x0, 0x0, 'drbg_nopr_hmac_sha512\x00'}, 0x80, &(0x7f00000002c0)=[{&(0x7f00000000c0)="3c1b2fd55e889dd8219f35150a4992ae5cab5f098f4084007a1cccd7e32bf6dcd6fefb3155dee89c189c5f46e9e2d0226c8a82c8b658307ea279c689eb3308d2297a48550038d5636f8d3c13a9a0bcc5a643304b31e2b3168b7daff7c2e22a14aaf3c63e209f9286a81f8d020e14f03334848221c68b743e056679fc9fff5f042fe2ab14d5c1e1dbfaca1ce57291b7e232c66207d6e75ee533c2aca8c18748788beb1b8c3cc1c1cb67200c833d0ba3a041d382f617f8b449b61ac5c372ffe503072d091f9a8d34472157498abd02b01334b342686ecc778065105c1c6549dc52770a3f195eec3d139df6d65a8625fc5b36", 0xf1}, {&(0x7f00000001c0)="b7e2b88f39624b92b9caf17a986c3c537a01a1f228317aaefb2d9d00782c004eb764ac034c4a04b59ff7689189b53306d3af1544e2935c826e87cc8dbe3e3b129613b79fbb5bc17ec97a44279c6ad833673235821eab2ef53e93077dccb63be4e008f180cbf8d9ec3bb4f558369670a700534446f8534e017893e8b61fbd5e7d5e93da2f60e6a8ea4b513787c26d619d7062f4870c1893420bcc08a525ae3ced9753c41423b4a1612a2aa9f29ea805f06381056f067b8bb8b49f2923e57ef85f275d13f16886f3126f2e2b7004f07fe188", 0xd1}], 0x2, 0x0, 0x0, 0x20040004}, 0x4004004) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) r2 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(r2) bpf$OBJ_GET_MAP(0x7, &(0x7f00000004c0)={&(0x7f0000000480)='./file0\x00', 0x0, 0x8}, 0x10) socket$kcm(0x2, 0x3, 0x2) close(r1) ioctl$PERF_EVENT_IOC_SET_FILTER(r2, 0x8980, &(0x7f0000000380)="6e7230010060a19ef9d2c673d9a1571cb9e1369bcd61ef7e49793ae18712eceb1daa769497800b7fbbd35b170c10751d39aeb660d863e49b8c4f3b3cad48902b5b2d6cfd0abd372c63bcf5d70df3fd4d2e8d443c88c60fd7140fbc0e5637dd82fc3435bed4de5d693c9a781c863e05d8a6f8689a5be29216061f3ff53f8b6b396678e7ba155ef9152d7e43b1eccb2331eb8eb1ed5586dcf8b3b0b999361a44ff2c22c2abbef42dd24eabe6723346a6e46c0499a21442d8d00dcb57f013ff7595edd0ff076930de3675d34117a44eb0e4f832936da44e") 15:01:49 executing program 6: perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e6}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) bpf$MAP_DELETE_ELEM(0x3, &(0x7f0000000300)={0xffffffffffffffff, &(0x7f0000000240)}, 0x10) openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000180)="2f67726f75702e73746174003c23fb572a1f0294e6f378b41ad54b4d9d9a1f63f8785ad188a7e1c88875e05b18a4cb3a9cd12dcea440d899c22c652b3a471b4a7fa2f3fdf6e034d804e5f0df4b1dee483b157624c59c0100e89e6a357c00f6ff", 0x2761, 0x0) 15:01:49 executing program 7: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000340)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) bpf$MAP_CREATE(0x0, &(0x7f0000000080)={0x0, 0x800000000004, 0x4, 0x9, 0x0, 0xffffffffffffffff, 0x0, [0x5f]}, 0x2c) perf_event_open(&(0x7f0000000180)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x1a7b, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(r1) socket$kcm(0x2, 0x3, 0x2) ioctl$PERF_EVENT_IOC_SET_FILTER(r1, 0x8914, &(0x7f0000000380)="6e7230010060a19ef9d2c673d9a1571cb9e1369bcd61ef7e49793ae18712eceb1daa769497800b7fbbd35b170c10581d39aeb660d863e49b8c4f3b3cad48902b5b2d6cfd0abd372c63bcf5d70df3fd4d2e8d443c88c60fd7140fbc0e5637dd82fc3435bed4de5d693c9a781c863e05d8a6f8689a5be29216061f3ff53f8b6b396678e7ba155ef9152d7e43b1eccb2331eb8eb1ed5586dcf8b3b0b999361a44ff2c22c2abbef42dd24eabe6723346a6e46c0499a21442d8d00dcb57f013ff7595edd0ff076930de3675d34117a44eb0e4f832936da44e") r2 = openat$tun(0xffffffffffffff9c, &(0x7f0000000140)='/dev/net/tun\x00', 0x0, 0x0) ioctl$TUNSETIFF(r2, 0x400454ca, &(0x7f0000000040)={"6e72300100", 0x801}) ioctl$TUNSETLINK(r2, 0x400454cd, 0x308) perf_event_open(&(0x7f000025c000)={0x0, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000001, 0x0, 0x2161f870, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) sendmsg(0xffffffffffffffff, &(0x7f0000000440)={&(0x7f0000000200)=@ax25={0x3, {"b8738e610d62ed"}}, 0x80, &(0x7f0000000040), 0x0, 0x0, 0x0, 0x4}, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(0xffffffffffffffff, 0x2400, 0x0) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f00000002c0)={0xffffffffffffffff, &(0x7f0000000300), &(0x7f0000000280)}, 0x20) openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000000)='rdma.current\x00', 0x0, 0x0) 15:01:49 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) sendmsg(r0, &(0x7f0000000580)={0x0, 0x0, &(0x7f00000001c0)=[{&(0x7f0000000380)="b5", 0x1}], 0x1, &(0x7f0000001740), 0x0, 0x4}, 0x20000040) [ 1397.319273] FAULT_INJECTION: forcing a failure. [ 1397.319273] name failslab, interval 1, probability 0, space 0, times 0 [ 1397.377703] CPU: 1 PID: 12517 Comm: syz-executor4 Not tainted 4.19.0-rc2+ #50 [ 1397.385006] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1397.394535] Call Trace: [ 1397.394560] dump_stack+0x1c4/0x2b4 [ 1397.394584] ? dump_stack_print_info.cold.2+0x52/0x52 [ 1397.394634] should_fail.cold.4+0xa/0x17 [ 1397.394668] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 1397.400861] ? print_usage_bug+0xc0/0xc0 [ 1397.400882] ? graph_lock+0x170/0x170 [ 1397.400901] ? graph_lock+0x170/0x170 [ 1397.400921] ? kernfs_activate+0x21a/0x2c0 [ 1397.431100] ? lock_downgrade+0x900/0x900 [ 1397.435265] ? find_held_lock+0x36/0x1c0 [ 1397.439793] ? __lock_is_held+0xb5/0x140 [ 1397.443873] ? ___might_sleep+0x1ed/0x300 [ 1397.448021] ? __kernfs_new_node+0x697/0x8d0 [ 1397.452434] ? arch_local_save_flags+0x40/0x40 [ 1397.457022] ? wait_for_completion+0x8a0/0x8a0 [ 1397.461622] __should_failslab+0x124/0x180 [ 1397.465873] should_failslab+0x9/0x14 [ 1397.469675] kmem_cache_alloc+0x2be/0x730 [ 1397.473825] ? wait_for_completion+0x8a0/0x8a0 [ 1397.478418] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 1397.483438] __kernfs_new_node+0x127/0x8d0 [ 1397.487679] ? kernfs_dop_revalidate+0x3c0/0x3c0 [ 1397.492444] ? graph_lock+0x170/0x170 [ 1397.496246] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 1397.501791] ? kernfs_add_one+0x12b/0x4d0 [ 1397.505946] ? find_held_lock+0x36/0x1c0 [ 1397.510021] ? sysfs_do_create_link_sd.isra.2+0x82/0x130 [ 1397.515470] ? lock_downgrade+0x900/0x900 [ 1397.519637] kernfs_new_node+0x95/0x120 [ 1397.523630] kernfs_create_link+0xdb/0x250 [ 1397.527872] sysfs_do_create_link_sd.isra.2+0x90/0x130 [ 1397.533162] sysfs_create_link+0x65/0xc0 [ 1397.537227] device_add+0x4bf/0x17f0 [ 1397.540950] ? get_device_parent.isra.27+0x5a0/0x5a0 [ 1397.546056] ? dev_set_name+0xad/0xe0 [ 1397.549862] ? device_initialize+0x5f0/0x5f0 [ 1397.554274] ? rtnl_is_locked+0xb5/0xf0 [ 1397.558249] ? rtnl_trylock+0x20/0x20 [ 1397.562062] netdev_register_kobject+0x187/0x3f0 [ 1397.566823] register_netdevice+0x99a/0x10f0 [ 1397.571240] ? netdev_change_features+0x110/0x110 [ 1397.576100] register_netdev+0x30/0x50 [ 1397.579997] br_add_bridge+0x9b/0xf0 [ 1397.583715] br_ioctl_deviceless_stub+0x991/0xac0 [ 1397.588561] ? find_held_lock+0x36/0x1c0 [ 1397.592630] ? old_dev_ioctl.isra.2+0x20e0/0x20e0 [ 1397.597475] ? __fget+0x4aa/0x740 [ 1397.600933] ? lock_downgrade+0x900/0x900 [ 1397.605086] ? check_preemption_disabled+0x48/0x200 [ 1397.610114] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 1397.615918] ? kasan_check_read+0x11/0x20 [ 1397.620066] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 1397.625362] ? old_dev_ioctl.isra.2+0x20e0/0x20e0 [ 1397.630202] sock_ioctl+0x2d5/0x680 [ 1397.633833] ? dlci_ioctl_set+0x40/0x40 [ 1397.637807] ? ksys_dup3+0x680/0x680 [ 1397.641522] ? find_held_lock+0x36/0x1c0 [ 1397.645630] ? __mutex_unlock_slowpath+0x197/0x8c0 [ 1397.650568] ? dlci_ioctl_set+0x40/0x40 [ 1397.654549] do_vfs_ioctl+0x1de/0x1720 [ 1397.658440] ? __lock_is_held+0xb5/0x140 [ 1397.662508] ? ioctl_preallocate+0x300/0x300 [ 1397.666919] ? __fget_light+0x2e9/0x430 [ 1397.670901] ? fget_raw+0x20/0x20 [ 1397.674367] ? __sb_end_write+0xd9/0x110 [ 1397.678435] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 1397.683969] ? fput+0x130/0x1a0 [ 1397.687250] ? do_syscall_64+0x9a/0x820 [ 1397.691225] ? do_syscall_64+0x9a/0x820 [ 1397.695198] ? lockdep_hardirqs_on+0x421/0x5c0 [ 1397.699784] ? security_file_ioctl+0x94/0xc0 [ 1397.704239] ksys_ioctl+0xa9/0xd0 [ 1397.707697] __x64_sys_ioctl+0x73/0xb0 [ 1397.711586] do_syscall_64+0x1b9/0x820 [ 1397.715485] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 1397.720851] ? syscall_return_slowpath+0x5e0/0x5e0 [ 1397.725786] ? trace_hardirqs_off+0x300/0x300 [ 1397.730282] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 1397.735296] ? recalc_sigpending_tsk+0x180/0x180 [ 1397.740053] ? kasan_check_write+0x14/0x20 [ 1397.744295] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 1397.749150] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 1397.754336] RIP: 0033:0x457099 [ 1397.757528] Code: fd b4 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b4 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 1397.776427] RSP: 002b:00007f692aa02c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 1397.784141] RAX: ffffffffffffffda RBX: 00007f692aa036d4 RCX: 0000000000457099 [ 1397.791406] RDX: 0000000020000000 RSI: 00000000000089a0 RDI: 0000000000000003 [ 1397.798674] RBP: 00000000009300a0 R08: 0000000000000000 R09: 0000000000000000 [ 1397.805942] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000005 [ 1397.813205] R13: 00000000004cfe50 R14: 00000000004bec60 R15: 0000000000000018 15:01:49 executing program 6: perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e6}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) bpf$MAP_DELETE_ELEM(0x3, &(0x7f0000000300)={0xffffffffffffffff, &(0x7f0000000240)}, 0x10) openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000180)="2f67726f75702e73746174003c23fb572a1f0294e6f378b41ad54b4d9d9a1f63f8785ad188a7e1c88875e05b18a4cb3a9cd12dcea440d899c22c652b3a471b4a7fa2f3fdf6e034d804e5f0df4b1dee483b157624c59c0100e89e6a357c000000", 0x2761, 0x0) 15:01:49 executing program 3: r0 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(r0) socket$kcm(0xa, 0x5, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) socket$kcm(0x29, 0x0, 0x0) bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x0, 0x10bd}, 0x2c) bpf$PROG_LOAD(0x5, &(0x7f00000ba000)={0xd, 0x5, &(0x7f0000346fc8)=@framed={{0x18, 0x0, 0x2000000000000000}, [@alu={0x8000000201a7f19, 0x0, 0x201a7fa6, 0x48, 0x1, 0x88}]}, &(0x7f0000000000)='GPL\x00', 0x0, 0xfb, &(0x7f00001a7f05)=""/251}, 0x14) 15:01:49 executing program 7: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000340)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) bpf$MAP_CREATE(0x0, &(0x7f0000000080)={0x0, 0x800000000004, 0x4, 0x9, 0x0, 0xffffffffffffffff, 0x0, [0x5f]}, 0x2c) perf_event_open(&(0x7f0000000180)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x1a7b, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(r1) socket$kcm(0x2, 0x3, 0x2) ioctl$PERF_EVENT_IOC_SET_FILTER(r1, 0x8914, &(0x7f0000000380)="6e7230010060a19ef9d2c673d9a1571cb9e1369bcd61ef7e49793ae18712eceb1daa769497800b7fbbd35b170c10631d39aeb660d863e49b8c4f3b3cad48902b5b2d6cfd0abd372c63bcf5d70df3fd4d2e8d443c88c60fd7140fbc0e5637dd82fc3435bed4de5d693c9a781c863e05d8a6f8689a5be29216061f3ff53f8b6b396678e7ba155ef9152d7e43b1eccb2331eb8eb1ed5586dcf8b3b0b999361a44ff2c22c2abbef42dd24eabe6723346a6e46c0499a21442d8d00dcb57f013ff7595edd0ff076930de3675d34117a44eb0e4f832936da44e") r2 = openat$tun(0xffffffffffffff9c, &(0x7f0000000140)='/dev/net/tun\x00', 0x0, 0x0) ioctl$TUNSETIFF(r2, 0x400454ca, &(0x7f0000000040)={"6e72300100", 0x801}) ioctl$TUNSETLINK(r2, 0x400454cd, 0x308) perf_event_open(&(0x7f000025c000)={0x0, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000001, 0x0, 0x2161f870, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) sendmsg(0xffffffffffffffff, &(0x7f0000000440)={&(0x7f0000000200)=@ax25={0x3, {"b8738e610d62ed"}}, 0x80, &(0x7f0000000040), 0x0, 0x0, 0x0, 0x4}, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(0xffffffffffffffff, 0x2400, 0x0) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f00000002c0)={0xffffffffffffffff, &(0x7f0000000300), &(0x7f0000000280)}, 0x20) openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000000)='rdma.current\x00', 0x0, 0x0) 15:01:49 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) sendmsg(r0, &(0x7f0000000580)={0x0, 0x0, &(0x7f00000001c0)=[{&(0x7f0000000380)="b5", 0x1}], 0x1, &(0x7f0000001740), 0x0, 0x4}, 0x20000040) 15:01:49 executing program 4 (fault-call:1 fault-nth:25): socketpair(0x1, 0x80002, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_SET_FILTER(r0, 0x89a0, &(0x7f0000000000)='%d') 15:01:49 executing program 2: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000340)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000000)) r1 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(r1) socket$kcm(0x2, 0x3, 0x2) ioctl$PERF_EVENT_IOC_SET_FILTER(r1, 0x8980, &(0x7f0000000380)="6e7230010060a19ef9d2c673d9a1571cb9e1369bcd61ef7e49793ae18712eceb1daa769497800b7fbbd35b170c10751d39aeb660d863e49b8c4f3b3cad48902b5b2d6cfd0abd372c63bcf5d70df3fd4d2e8d443c88c60fd7140fbc0e5637dd82fc3435bed4de5d693c9a781c863e05d8a6f8689a5be29216061f3ff53f8b6b396678e7ba155ef9152d7e43b1eccb2331eb8eb1ed5586dcf8b3b0b999361a44ff2c22c2abbef42dd24eabe6723346a6e46c0499a21442d8d00dcb57f013ff7595edd0ff076930de3675d34117a44eb0e4f832936da44e") ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r1, 0x40042409, 0x0) 15:01:49 executing program 5: r0 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(r0) socket$kcm(0xa, 0x5, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) perf_event_open(&(0x7f000025c000)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(0xffffffffffffffff) socket$kcm(0x29, 0x0, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(0xffffffffffffffff, 0x2400, 0x0) bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x0, 0x10bd}, 0x2c) bpf$PROG_LOAD(0x5, &(0x7f00000ba000)={0xd, 0x5, &(0x7f0000346fc8)=@framed={{}, [@alu={0x8000000201a7f19, 0x0, 0x201a7fa6, 0x48, 0x1}], {0x95, 0x4000000000000000}}, &(0x7f0000000000)='GPL\x00', 0x0, 0xfb, &(0x7f00001a7f05)=""/251}, 0x14) [ 1398.144404] FAULT_INJECTION: forcing a failure. [ 1398.144404] name failslab, interval 1, probability 0, space 0, times 0 [ 1398.198644] CPU: 1 PID: 12568 Comm: syz-executor4 Not tainted 4.19.0-rc2+ #50 [ 1398.205956] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1398.215317] Call Trace: [ 1398.217922] dump_stack+0x1c4/0x2b4 [ 1398.221553] ? dump_stack_print_info.cold.2+0x52/0x52 [ 1398.226757] should_fail.cold.4+0xa/0x17 [ 1398.230839] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 1398.235955] ? kasan_kmalloc+0xc7/0xe0 [ 1398.239849] ? __kmalloc_track_caller+0x14a/0x750 [ 1398.244691] ? kstrdup+0x39/0x70 [ 1398.248069] ? kstrdup_const+0x66/0x80 [ 1398.251967] ? __kernfs_new_node+0xe8/0x8d0 [ 1398.256298] ? kernfs_new_node+0x95/0x120 [ 1398.260457] ? kernfs_create_link+0xdb/0x250 [ 1398.264876] ? sysfs_do_create_link_sd.isra.2+0x90/0x130 [ 1398.270329] ? graph_lock+0x170/0x170 [ 1398.274131] ? register_netdevice+0x99a/0x10f0 [ 1398.278712] ? register_netdev+0x30/0x50 [ 1398.282788] ? br_add_bridge+0x9b/0xf0 [ 1398.286674] ? br_ioctl_deviceless_stub+0x991/0xac0 [ 1398.291684] ? sock_ioctl+0x2d5/0x680 [ 1398.295497] ? graph_lock+0x170/0x170 [ 1398.299307] ? do_syscall_64+0x1b9/0x820 [ 1398.303369] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 1398.308734] ? find_held_lock+0x36/0x1c0 [ 1398.312805] ? find_held_lock+0x36/0x1c0 [ 1398.316870] ? __lock_is_held+0xb5/0x140 [ 1398.320949] ? ___might_sleep+0x1ed/0x300 [ 1398.325102] ? arch_local_save_flags+0x40/0x40 [ 1398.329714] __should_failslab+0x124/0x180 [ 1398.333952] should_failslab+0x9/0x14 [ 1398.337755] kmem_cache_alloc+0x2be/0x730 [ 1398.341910] ? kstrdup+0x59/0x70 [ 1398.345286] __kernfs_new_node+0x127/0x8d0 [ 1398.349525] ? kernfs_dop_revalidate+0x3c0/0x3c0 [ 1398.354283] ? graph_lock+0x170/0x170 [ 1398.358094] ? __lock_is_held+0xb5/0x140 [ 1398.362162] ? wait_for_completion+0x8a0/0x8a0 [ 1398.366751] ? find_held_lock+0x36/0x1c0 [ 1398.370828] ? sysfs_do_create_link_sd.isra.2+0x82/0x130 [ 1398.376283] ? lock_downgrade+0x900/0x900 [ 1398.380448] kernfs_new_node+0x95/0x120 [ 1398.384432] kernfs_create_link+0xdb/0x250 [ 1398.388683] sysfs_do_create_link_sd.isra.2+0x90/0x130 [ 1398.393964] sysfs_create_link+0x65/0xc0 [ 1398.398061] device_add+0x5e3/0x17f0 [ 1398.401788] ? get_device_parent.isra.27+0x5a0/0x5a0 [ 1398.406888] ? dev_set_name+0xad/0xe0 [ 1398.410689] ? device_initialize+0x5f0/0x5f0 [ 1398.415104] ? rtnl_is_locked+0xb5/0xf0 [ 1398.419085] ? rtnl_trylock+0x20/0x20 [ 1398.422901] netdev_register_kobject+0x187/0x3f0 [ 1398.427667] register_netdevice+0x99a/0x10f0 [ 1398.432086] ? netdev_change_features+0x110/0x110 [ 1398.436947] register_netdev+0x30/0x50 [ 1398.440841] br_add_bridge+0x9b/0xf0 [ 1398.444559] br_ioctl_deviceless_stub+0x991/0xac0 [ 1398.449407] ? find_held_lock+0x36/0x1c0 [ 1398.453469] ? old_dev_ioctl.isra.2+0x20e0/0x20e0 [ 1398.458315] ? __fget+0x4aa/0x740 [ 1398.461769] ? lock_downgrade+0x900/0x900 [ 1398.465919] ? check_preemption_disabled+0x48/0x200 [ 1398.470942] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 1398.476738] ? kasan_check_read+0x11/0x20 [ 1398.480890] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 1398.486185] ? old_dev_ioctl.isra.2+0x20e0/0x20e0 [ 1398.491027] sock_ioctl+0x2d5/0x680 [ 1398.494654] ? dlci_ioctl_set+0x40/0x40 [ 1398.498638] ? ksys_dup3+0x680/0x680 [ 1398.502352] ? find_held_lock+0x36/0x1c0 [ 1398.506424] ? __mutex_unlock_slowpath+0x197/0x8c0 [ 1398.511363] ? dlci_ioctl_set+0x40/0x40 [ 1398.515337] do_vfs_ioctl+0x1de/0x1720 [ 1398.519227] ? __lock_is_held+0xb5/0x140 [ 1398.523291] ? ioctl_preallocate+0x300/0x300 [ 1398.527702] ? __fget_light+0x2e9/0x430 [ 1398.531677] ? fget_raw+0x20/0x20 [ 1398.535139] ? __sb_end_write+0xd9/0x110 [ 1398.539209] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 1398.544741] ? fput+0x130/0x1a0 [ 1398.548025] ? do_syscall_64+0x9a/0x820 [ 1398.551997] ? do_syscall_64+0x9a/0x820 [ 1398.555970] ? lockdep_hardirqs_on+0x421/0x5c0 [ 1398.560560] ? security_file_ioctl+0x94/0xc0 [ 1398.564971] ksys_ioctl+0xa9/0xd0 [ 1398.568431] __x64_sys_ioctl+0x73/0xb0 [ 1398.572324] do_syscall_64+0x1b9/0x820 [ 1398.576209] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 1398.581574] ? syscall_return_slowpath+0x5e0/0x5e0 [ 1398.586517] ? trace_hardirqs_off+0x300/0x300 [ 1398.591013] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 1398.596027] ? recalc_sigpending_tsk+0x180/0x180 [ 1398.600785] ? kasan_check_write+0x14/0x20 [ 1398.605028] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 1398.609882] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 1398.615071] RIP: 0033:0x457099 [ 1398.618265] Code: fd b4 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b4 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 1398.637165] RSP: 002b:00007f692aa02c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 15:01:50 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) sendmsg(r0, &(0x7f0000000580)={0x0, 0x0, &(0x7f00000001c0)=[{&(0x7f0000000380)="b5", 0x1}], 0x1, &(0x7f0000001740), 0x0, 0x4}, 0x20000040) [ 1398.644872] RAX: ffffffffffffffda RBX: 00007f692aa036d4 RCX: 0000000000457099 [ 1398.652145] RDX: 0000000020000000 RSI: 00000000000089a0 RDI: 0000000000000003 [ 1398.659409] RBP: 00000000009300a0 R08: 0000000000000000 R09: 0000000000000000 [ 1398.666674] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000005 [ 1398.673939] R13: 00000000004cfe50 R14: 00000000004bec60 R15: 0000000000000019 15:01:50 executing program 6: perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e6}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) bpf$MAP_DELETE_ELEM(0x3, &(0x7f0000000300)={0xffffffffffffffff, &(0x7f0000000240)}, 0x10) openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000180)="2f67726f75702e73746174003c23fb572a1f0294e6f378b41ad54b4d9d9a1f63f8785ad188a7e1c88875e05b18a4cb3a9cd12dcea440d899c22c652b3a471b4a7fa2f3fdf6e034d804e5f0df4b1dee483b157624c59c0100e89e6a357c000000", 0x2761, 0x0) 15:01:50 executing program 0: r0 = perf_event_open(&(0x7f000025c000)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(r0) r1 = socket$kcm(0x29, 0x5, 0x0) recvmsg$kcm(r1, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000400)=[{&(0x7f0000000000)=""/22, 0x16}, {&(0x7f0000000300)=""/235, 0xeb}, {&(0x7f0000000540)=""/4096, 0x1000}, {&(0x7f00000000c0)=""/125, 0x7d}], 0x4, &(0x7f0000000280), 0x0, 0xe10e}, 0x40010001) socket$kcm(0x2, 0x3, 0x2) perf_event_open(&(0x7f0000000180)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1ff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) ioctl$TUNGETSNDBUF(0xffffffffffffffff, 0x800454d3, &(0x7f00000002c0)) perf_event_open(&(0x7f0000000200)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r2 = openat$tun(0xffffffffffffff9c, &(0x7f0000000140)='/dev/net/tun\x00', 0x0, 0x0) ioctl$TUNSETNOCSUM(r2, 0x400454c8, 0x1) ioctl$TUNSETIFF(r2, 0x400454ca, &(0x7f0000000040)={"6e72300100"}) ioctl$TUNSETLINK(0xffffffffffffffff, 0x400454cd, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(0xffffffffffffffff, 0x8912, 0x0) close(r2) bpf$BPF_MAP_GET_FD_BY_ID(0xe, &(0x7f0000000500), 0xc) r3 = openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000040)='/group.stat\x00', 0x2761, 0x0) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r3, 0xc020660b, 0x400096) 15:01:50 executing program 5: r0 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(r0) socket$kcm(0xa, 0x5, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) perf_event_open(&(0x7f000025c000)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(0xffffffffffffffff) socket$kcm(0x29, 0x0, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(0xffffffffffffffff, 0x2400, 0x0) bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x0, 0x10bd}, 0x2c) bpf$PROG_LOAD(0x5, &(0x7f00000ba000)={0xd, 0x5, &(0x7f0000346fc8)=@framed={{}, [@alu={0x8000000201a7f19, 0x0, 0x201a7fa6, 0x48, 0x1}], {0x95, 0x8400000000000000}}, &(0x7f0000000000)='GPL\x00', 0x0, 0xfb, &(0x7f00001a7f05)=""/251}, 0x14) 15:01:50 executing program 4 (fault-call:1 fault-nth:26): socketpair(0x1, 0x80002, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_SET_FILTER(r0, 0x89a0, &(0x7f0000000000)='%d') 15:01:50 executing program 2: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000340)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) socketpair$inet_sctp(0x2, 0x1, 0x84, &(0x7f0000000000)) r1 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(r1) r2 = socket$kcm(0x2, 0x3, 0x2) r3 = gettid() perf_event_open(&(0x7f0000000040)={0x3, 0x70, 0x6, 0x1, 0x7, 0x2, 0x0, 0x1, 0x1, 0x3, 0x1fd, 0x4, 0x5, 0xed20, 0x1ff, 0xfff, 0x7, 0x40, 0xfffffffffffffffb, 0x7, 0xda8, 0x7ff, 0x4, 0x80000001, 0x4b00000000, 0x4, 0x0, 0x7ff, 0x4, 0x0, 0x7ff, 0x5, 0xff, 0x2, 0x80000001, 0x2, 0x2, 0x7ff, 0x0, 0x2, 0x6, @perf_config_ext={0x8000, 0x8}, 0x10000, 0x4, 0x80000001, 0x1, 0x8, 0x0, 0xa3e}, r3, 0xd, r2, 0x3) ioctl$PERF_EVENT_IOC_SET_FILTER(r1, 0x8980, &(0x7f0000000380)="6e7230010060a19ef9d2c673d9a1571cb9e1369bcd61ef7e49793ae18712eceb1daa769497800b7fbbd35b170c10751d39aeb660d863e49b8c4f3b3cad48902b5b2d6cfd0abd372c63bcf5d70df3fd4d2e8d443c88c60fd7140fbc0e5637dd82fc3435bed4de5d693c9a781c863e05d8a6f8689a5be29216061f3ff53f8b6b396678e7ba155ef9152d7e43b1eccb2331eb8eb1ed5586dcf8b3b0b999361a44ff2c22c2abbef42dd24eabe6723346a6e46c0499a21442d8d00dcb57f013ff7595edd0ff076930de3675d34117a44eb0e4f832936da44e") 15:01:50 executing program 3: r0 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(r0) socket$kcm(0xa, 0x5, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) socket$kcm(0x29, 0x0, 0x0) bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x0, 0x10bd}, 0x2c) bpf$PROG_LOAD(0x5, &(0x7f00000ba000)={0xd, 0x5, &(0x7f0000346fc8)=@framed={{0x18, 0x0, 0x6900000000000000}, [@alu={0x8000000201a7f19, 0x0, 0x201a7fa6, 0x48, 0x1, 0x88}]}, &(0x7f0000000000)='GPL\x00', 0x0, 0xfb, &(0x7f00001a7f05)=""/251}, 0x14) 15:01:50 executing program 7: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000340)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) bpf$MAP_CREATE(0x0, &(0x7f0000000080)={0x0, 0x800000000004, 0x4, 0x9, 0x0, 0xffffffffffffffff, 0x0, [0x5f]}, 0x2c) perf_event_open(&(0x7f0000000180)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x1a7b, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(r1) socket$kcm(0x2, 0x3, 0x2) ioctl$PERF_EVENT_IOC_SET_FILTER(r1, 0x8914, &(0x7f0000000380)="6e7230010060a19ef9d2c673d9a1571cb9e1369bcd61ef7e49793ae18712eceb1daa769497800b7fbbd35b170c10641d39aeb660d863e49b8c4f3b3cad48902b5b2d6cfd0abd372c63bcf5d70df3fd4d2e8d443c88c60fd7140fbc0e5637dd82fc3435bed4de5d693c9a781c863e05d8a6f8689a5be29216061f3ff53f8b6b396678e7ba155ef9152d7e43b1eccb2331eb8eb1ed5586dcf8b3b0b999361a44ff2c22c2abbef42dd24eabe6723346a6e46c0499a21442d8d00dcb57f013ff7595edd0ff076930de3675d34117a44eb0e4f832936da44e") r2 = openat$tun(0xffffffffffffff9c, &(0x7f0000000140)='/dev/net/tun\x00', 0x0, 0x0) ioctl$TUNSETIFF(r2, 0x400454ca, &(0x7f0000000040)={"6e72300100", 0x801}) ioctl$TUNSETLINK(r2, 0x400454cd, 0x308) perf_event_open(&(0x7f000025c000)={0x0, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000001, 0x0, 0x2161f870, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) sendmsg(0xffffffffffffffff, &(0x7f0000000440)={&(0x7f0000000200)=@ax25={0x3, {"b8738e610d62ed"}}, 0x80, &(0x7f0000000040), 0x0, 0x0, 0x0, 0x4}, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(0xffffffffffffffff, 0x2400, 0x0) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f00000002c0)={0xffffffffffffffff, &(0x7f0000000300), &(0x7f0000000280)}, 0x20) openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000000)='rdma.current\x00', 0x0, 0x0) 15:01:50 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) sendmsg(r0, &(0x7f0000000580)={0x0, 0x0, &(0x7f00000001c0)=[{&(0x7f0000000380)="b5", 0x1}], 0x1, &(0x7f0000001740), 0x0, 0x4}, 0x20000040) 15:01:50 executing program 6: perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e6}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) bpf$MAP_DELETE_ELEM(0x3, &(0x7f0000000300)={0xffffffffffffffff, &(0x7f0000000240)}, 0x10) openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000180)="2f67726f75702e73746174003c23fb572a1f0294e6f378b41ad54b4d9d9a1f63f8785ad188a7e1c88875e05b18a4cb3a9cd12dcea440d899c22c652b3a471b4a7fa2f3fdf6e034d804e5f0df4b1dee483b157624c59c0100e89e6a357c00000c", 0x2761, 0x0) [ 1398.949514] FAULT_INJECTION: forcing a failure. [ 1398.949514] name failslab, interval 1, probability 0, space 0, times 0 [ 1399.025611] CPU: 1 PID: 12605 Comm: syz-executor4 Not tainted 4.19.0-rc2+ #50 [ 1399.032934] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1399.042296] Call Trace: [ 1399.044891] dump_stack+0x1c4/0x2b4 [ 1399.048527] ? dump_stack_print_info.cold.2+0x52/0x52 [ 1399.053741] ? is_bpf_text_address+0xac/0x170 [ 1399.058259] should_fail.cold.4+0xa/0x17 [ 1399.062344] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 1399.067465] ? rcu_bh_qs+0xc0/0xc0 [ 1399.071020] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 1399.076566] ? delete_node+0x30e/0xd20 [ 1399.076581] ? unwind_dump+0x190/0x190 [ 1399.076607] ? graph_lock+0x170/0x170 [ 1399.076626] ? graph_lock+0x170/0x170 [ 1399.088182] ? graph_lock+0x170/0x170 [ 1399.088199] ? idr_destroy+0x1c0/0x1c0 [ 1399.088226] ? find_held_lock+0x36/0x1c0 [ 1399.088248] ? __lock_is_held+0xb5/0x140 [ 1399.088280] ? ___might_sleep+0x1ed/0x300 [ 1399.088299] ? arch_local_save_flags+0x40/0x40 [ 1399.088331] __should_failslab+0x124/0x180 [ 1399.088352] should_failslab+0x9/0x14 [ 1399.088368] kmem_cache_alloc+0x2be/0x730 [ 1399.088387] ? ___ratelimit.cold.2+0x6b/0x6b [ 1399.088404] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 1399.088425] __kernfs_new_node+0x127/0x8d0 [ 1399.088451] ? kernfs_dop_revalidate+0x3c0/0x3c0 [ 1399.147255] ? kernfs_activate+0x21a/0x2c0 [ 1399.151500] ? lock_downgrade+0x900/0x900 [ 1399.155652] ? find_held_lock+0x36/0x1c0 [ 1399.159726] ? lock_downgrade+0x900/0x900 [ 1399.163875] ? do_raw_spin_lock+0xc1/0x200 [ 1399.168118] ? kasan_check_write+0x14/0x20 [ 1399.172360] ? __mutex_unlock_slowpath+0x197/0x8c0 [ 1399.177289] ? __kernfs_new_node+0x697/0x8d0 [ 1399.181699] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 1399.186717] ? map_id_range_down+0x1ee/0x430 [ 1399.191139] ? __put_user_ns+0x60/0x60 [ 1399.195032] kernfs_new_node+0x95/0x120 [ 1399.199016] __kernfs_create_file+0x5a/0x340 [ 1399.203432] sysfs_add_file_mode_ns+0x222/0x530 [ 1399.208114] internal_create_group+0x3df/0xd80 [ 1399.212717] ? remove_files.isra.1+0x190/0x190 [ 1399.217308] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 1399.222845] ? kernfs_create_link+0x1d4/0x250 [ 1399.227350] sysfs_create_groups+0x9b/0x141 [ 1399.231684] device_add+0x691/0x17f0 [ 1399.235412] ? get_device_parent.isra.27+0x5a0/0x5a0 [ 1399.240516] ? dev_set_name+0xad/0xe0 [ 1399.244318] ? device_initialize+0x5f0/0x5f0 [ 1399.248732] ? rtnl_is_locked+0xb5/0xf0 [ 1399.252711] ? rtnl_trylock+0x20/0x20 [ 1399.256521] netdev_register_kobject+0x187/0x3f0 [ 1399.261303] register_netdevice+0x99a/0x10f0 [ 1399.265717] ? netdev_change_features+0x110/0x110 [ 1399.270583] register_netdev+0x30/0x50 [ 1399.274487] br_add_bridge+0x9b/0xf0 [ 1399.278202] br_ioctl_deviceless_stub+0x991/0xac0 [ 1399.283050] ? find_held_lock+0x36/0x1c0 [ 1399.287111] ? old_dev_ioctl.isra.2+0x20e0/0x20e0 [ 1399.291967] ? __fget+0x4aa/0x740 [ 1399.295421] ? lock_downgrade+0x900/0x900 [ 1399.299589] ? check_preemption_disabled+0x48/0x200 [ 1399.304889] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 1399.310688] ? kasan_check_read+0x11/0x20 [ 1399.314839] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 1399.320144] ? old_dev_ioctl.isra.2+0x20e0/0x20e0 [ 1399.324987] sock_ioctl+0x2d5/0x680 [ 1399.328625] ? dlci_ioctl_set+0x40/0x40 [ 1399.332610] ? ksys_dup3+0x680/0x680 [ 1399.336324] ? find_held_lock+0x36/0x1c0 [ 1399.340394] ? __mutex_unlock_slowpath+0x197/0x8c0 [ 1399.345330] ? dlci_ioctl_set+0x40/0x40 [ 1399.349311] do_vfs_ioctl+0x1de/0x1720 [ 1399.353200] ? __lock_is_held+0xb5/0x140 [ 1399.357265] ? ioctl_preallocate+0x300/0x300 [ 1399.361677] ? __fget_light+0x2e9/0x430 [ 1399.365654] ? fget_raw+0x20/0x20 [ 1399.369109] ? __sb_end_write+0xd9/0x110 [ 1399.373180] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 1399.378720] ? fput+0x130/0x1a0 [ 1399.382000] ? do_syscall_64+0x9a/0x820 [ 1399.385972] ? do_syscall_64+0x9a/0x820 [ 1399.389950] ? lockdep_hardirqs_on+0x421/0x5c0 [ 1399.394663] ? security_file_ioctl+0x94/0xc0 [ 1399.399081] ksys_ioctl+0xa9/0xd0 [ 1399.402544] __x64_sys_ioctl+0x73/0xb0 [ 1399.406432] do_syscall_64+0x1b9/0x820 [ 1399.410320] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 1399.415688] ? syscall_return_slowpath+0x5e0/0x5e0 [ 1399.420628] ? trace_hardirqs_off+0x300/0x300 [ 1399.425133] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 1399.430152] ? recalc_sigpending_tsk+0x180/0x180 [ 1399.434912] ? kasan_check_write+0x14/0x20 [ 1399.439675] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 1399.444789] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 1399.449976] RIP: 0033:0x457099 [ 1399.453174] Code: fd b4 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b4 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 1399.472070] RSP: 002b:00007f692aa02c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 1399.479782] RAX: ffffffffffffffda RBX: 00007f692aa036d4 RCX: 0000000000457099 [ 1399.487045] RDX: 0000000020000000 RSI: 00000000000089a0 RDI: 0000000000000003 [ 1399.494313] RBP: 00000000009300a0 R08: 0000000000000000 R09: 0000000000000000 [ 1399.501577] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000005 [ 1399.508849] R13: 00000000004cfe50 R14: 00000000004bec60 R15: 000000000000001a 15:01:51 executing program 3: r0 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(r0) socket$kcm(0xa, 0x5, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) socket$kcm(0x29, 0x0, 0x0) bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x0, 0x10bd}, 0x2c) bpf$PROG_LOAD(0x5, &(0x7f00000ba000)={0xd, 0x5, &(0x7f0000346fc8)=@framed={{0x18, 0x0, 0x0, 0xff00}, [@alu={0x8000000201a7f19, 0x0, 0x201a7fa6, 0x48, 0x1, 0x88}]}, &(0x7f0000000000)='GPL\x00', 0x0, 0xfb, &(0x7f00001a7f05)=""/251}, 0x14) 15:01:51 executing program 6: perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e6}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) bpf$MAP_DELETE_ELEM(0x3, &(0x7f0000000300)={0xffffffffffffffff, &(0x7f0000000240)}, 0x10) openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000180)="2f67726f75702e73746174003c23fb572a1f0294e6f378b41ad54b4d9d9a1f63f8785ad188a7e1c88875e05b18a4cb3a9cd12dcea440d899c22c652b3a471b4a7fa2f3fdf6e034d804e5f0df4b1dee483b157624c59c0100e89e6a357c000b00", 0x2761, 0x0) 15:01:51 executing program 4 (fault-call:1 fault-nth:27): socketpair(0x1, 0x80002, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_SET_FILTER(r0, 0x89a0, &(0x7f0000000000)='%d') 15:01:51 executing program 5: r0 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(r0) socket$kcm(0xa, 0x5, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) perf_event_open(&(0x7f000025c000)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(0xffffffffffffffff) socket$kcm(0x29, 0x0, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(0xffffffffffffffff, 0x2400, 0x0) bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x0, 0x10bd}, 0x2c) bpf$PROG_LOAD(0x5, &(0x7f00000ba000)={0xd, 0x5, &(0x7f0000346fc8)=@framed={{}, [@alu={0x8000000201a7f19, 0x0, 0x201a7fa6, 0x48, 0x1}], {0x95, 0x7800}}, &(0x7f0000000000)='GPL\x00', 0x0, 0xfb, &(0x7f00001a7f05)=""/251}, 0x14) 15:01:51 executing program 2: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000340)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) r1 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(r1) socket$kcm(0x2, 0x80000000000003, 0x2) r2 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000)='./cgroup/syz1\x00', 0x200002, 0x0) openat$cgroup_ro(r2, &(0x7f0000000040)='pids.events\x00', 0x0, 0x0) ioctl$PERF_EVENT_IOC_SET_FILTER(r1, 0x8980, &(0x7f0000000380)="6e7230010060a19ef9d2c673d9a1571cb9e1369bcd61ef7e49793ae18712eceb1daa769497800b7fbbd35b170c10751d39aeb660d863e49b8c4f3b3cad48902b5b2d6cfd0abd372c63bcf5d70df3fd4d2e8d443c88c60fd7140fbc0e5637dd82fc3435bed4de5d693c9a781c863e05d8a6f8689a5be29216061f3ff53f8b6b396678e7ba155ef9152d7e43b1eccb2331eb8eb1ed5586dcf8b3b0b999361a44ff2c22c2abbef42dd24eabe6723346a6e46c0499a21442d8d00dcb57f013ff7595edd0ff076930de3675d34117a44eb0e4f832936da44e") ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r1, 0x40042409, 0x0) 15:01:51 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) sendmsg(r0, &(0x7f0000000580)={0x0, 0x0, &(0x7f00000001c0)=[{&(0x7f0000000380)="b5", 0x1}], 0x1, &(0x7f0000001740), 0x0, 0x4}, 0x20000040) 15:01:51 executing program 7: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000340)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) bpf$MAP_CREATE(0x0, &(0x7f0000000080)={0x0, 0x800000000004, 0x4, 0x9, 0x0, 0xffffffffffffffff, 0x0, [0x5f]}, 0x2c) perf_event_open(&(0x7f0000000180)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x1a7b, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(r1) socket$kcm(0x2, 0x3, 0x2) ioctl$PERF_EVENT_IOC_SET_FILTER(r1, 0x8914, &(0x7f0000000380)="6e7230010060a19ef9d2c673d9a1571cb9e1369bcd61ef7e49793ae18712eceb1daa769497800b7fbbd35b170c10691d39aeb660d863e49b8c4f3b3cad48902b5b2d6cfd0abd372c63bcf5d70df3fd4d2e8d443c88c60fd7140fbc0e5637dd82fc3435bed4de5d693c9a781c863e05d8a6f8689a5be29216061f3ff53f8b6b396678e7ba155ef9152d7e43b1eccb2331eb8eb1ed5586dcf8b3b0b999361a44ff2c22c2abbef42dd24eabe6723346a6e46c0499a21442d8d00dcb57f013ff7595edd0ff076930de3675d34117a44eb0e4f832936da44e") r2 = openat$tun(0xffffffffffffff9c, &(0x7f0000000140)='/dev/net/tun\x00', 0x0, 0x0) ioctl$TUNSETIFF(r2, 0x400454ca, &(0x7f0000000040)={"6e72300100", 0x801}) ioctl$TUNSETLINK(r2, 0x400454cd, 0x308) perf_event_open(&(0x7f000025c000)={0x0, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000001, 0x0, 0x2161f870, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) sendmsg(0xffffffffffffffff, &(0x7f0000000440)={&(0x7f0000000200)=@ax25={0x3, {"b8738e610d62ed"}}, 0x80, &(0x7f0000000040), 0x0, 0x0, 0x0, 0x4}, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(0xffffffffffffffff, 0x2400, 0x0) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f00000002c0)={0xffffffffffffffff, &(0x7f0000000300), &(0x7f0000000280)}, 0x20) openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000000)='rdma.current\x00', 0x0, 0x0) 15:01:51 executing program 0: r0 = bpf$MAP_CREATE(0x0, &(0x7f0000011fd4)={0x3, 0x4, 0x4, 0x1, 0x0, 0x1}, 0x2c) close(r0) [ 1399.854791] FAULT_INJECTION: forcing a failure. [ 1399.854791] name failslab, interval 1, probability 0, space 0, times 0 15:01:51 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) sendmsg(r0, &(0x7f0000000580)={0x0, 0x0, &(0x7f00000001c0)=[{&(0x7f0000000380)="b5", 0x1}], 0x1, &(0x7f0000001740), 0x0, 0x4}, 0x20000040) [ 1399.896736] CPU: 0 PID: 12650 Comm: syz-executor4 Not tainted 4.19.0-rc2+ #50 [ 1399.904111] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1399.913468] Call Trace: [ 1399.916054] dump_stack+0x1c4/0x2b4 [ 1399.919698] ? dump_stack_print_info.cold.2+0x52/0x52 [ 1399.924887] should_fail.cold.4+0xa/0x17 [ 1399.928941] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 1399.934049] ? lock_release+0x970/0x970 [ 1399.938022] ? arch_local_save_flags+0x40/0x40 [ 1399.942615] ? graph_lock+0x170/0x170 [ 1399.946438] ? graph_lock+0x170/0x170 [ 1399.950248] ? find_held_lock+0x36/0x1c0 [ 1399.954316] ? __lock_is_held+0xb5/0x140 [ 1399.958406] ? ___might_sleep+0x1ed/0x300 [ 1399.962558] ? arch_local_save_flags+0x40/0x40 [ 1399.967128] ? kernfs_activate+0x21a/0x2c0 [ 1399.971378] __should_failslab+0x124/0x180 [ 1399.975647] should_failslab+0x9/0x14 [ 1399.979457] kmem_cache_alloc+0x2be/0x730 [ 1399.983639] ? lock_downgrade+0x900/0x900 [ 1399.987790] ? do_raw_spin_lock+0xc1/0x200 [ 1399.992015] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 1399.997039] __kernfs_new_node+0x127/0x8d0 [ 1400.001294] ? kernfs_dop_revalidate+0x3c0/0x3c0 [ 1400.006066] ? graph_lock+0x170/0x170 [ 1400.009876] ? __lock_is_held+0xb5/0x140 [ 1400.013927] ? wait_for_completion+0x8a0/0x8a0 [ 1400.018504] ? mutex_unlock+0xd/0x10 [ 1400.022218] ? kernfs_activate+0x21a/0x2c0 [ 1400.026467] ? kernfs_walk_and_get_ns+0x340/0x340 [ 1400.031328] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 1400.036878] ? kernfs_link_sibling+0x1d2/0x3b0 [ 1400.041467] kernfs_new_node+0x95/0x120 [ 1400.045450] __kernfs_create_file+0x5a/0x340 [ 1400.049864] sysfs_add_file_mode_ns+0x222/0x530 [ 1400.054544] internal_create_group+0x3df/0xd80 [ 1400.059146] ? remove_files.isra.1+0x190/0x190 [ 1400.063738] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 1400.069285] ? kernfs_create_link+0x1d4/0x250 [ 1400.073801] sysfs_create_groups+0x9b/0x141 [ 1400.078143] device_add+0x691/0x17f0 [ 1400.081867] ? get_device_parent.isra.27+0x5a0/0x5a0 [ 1400.086980] ? dev_set_name+0xad/0xe0 [ 1400.090799] ? device_initialize+0x5f0/0x5f0 [ 1400.095214] ? rtnl_is_locked+0xb5/0xf0 [ 1400.099178] ? rtnl_trylock+0x20/0x20 [ 1400.102974] netdev_register_kobject+0x187/0x3f0 [ 1400.107723] register_netdevice+0x99a/0x10f0 [ 1400.112135] ? netdev_change_features+0x110/0x110 [ 1400.116976] register_netdev+0x30/0x50 [ 1400.120856] br_add_bridge+0x9b/0xf0 [ 1400.124557] br_ioctl_deviceless_stub+0x991/0xac0 [ 1400.129410] ? find_held_lock+0x36/0x1c0 [ 1400.133460] ? old_dev_ioctl.isra.2+0x20e0/0x20e0 [ 1400.138294] ? __fget+0x4aa/0x740 [ 1400.141736] ? lock_downgrade+0x900/0x900 [ 1400.145876] ? check_preemption_disabled+0x48/0x200 [ 1400.150885] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 1400.156672] ? kasan_check_read+0x11/0x20 [ 1400.160808] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 1400.166085] ? old_dev_ioctl.isra.2+0x20e0/0x20e0 [ 1400.170923] sock_ioctl+0x2d5/0x680 [ 1400.174550] ? dlci_ioctl_set+0x40/0x40 [ 1400.178533] ? ksys_dup3+0x680/0x680 [ 1400.182263] ? find_held_lock+0x36/0x1c0 [ 1400.186332] ? __mutex_unlock_slowpath+0x197/0x8c0 [ 1400.191258] ? dlci_ioctl_set+0x40/0x40 [ 1400.195224] do_vfs_ioctl+0x1de/0x1720 [ 1400.199107] ? __lock_is_held+0xb5/0x140 [ 1400.203175] ? ioctl_preallocate+0x300/0x300 [ 1400.207583] ? __fget_light+0x2e9/0x430 [ 1400.211584] ? fget_raw+0x20/0x20 [ 1400.215054] ? __sb_end_write+0xd9/0x110 [ 1400.219106] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 1400.224639] ? fput+0x130/0x1a0 [ 1400.227916] ? do_syscall_64+0x9a/0x820 [ 1400.231892] ? do_syscall_64+0x9a/0x820 [ 1400.235864] ? lockdep_hardirqs_on+0x421/0x5c0 [ 1400.240435] ? security_file_ioctl+0x94/0xc0 [ 1400.244839] ksys_ioctl+0xa9/0xd0 [ 1400.248296] __x64_sys_ioctl+0x73/0xb0 [ 1400.252206] do_syscall_64+0x1b9/0x820 [ 1400.256103] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 1400.261468] ? syscall_return_slowpath+0x5e0/0x5e0 [ 1400.266388] ? trace_hardirqs_off+0x300/0x300 [ 1400.270878] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 1400.275893] ? recalc_sigpending_tsk+0x180/0x180 [ 1400.280658] ? kasan_check_write+0x14/0x20 [ 1400.284901] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 1400.289749] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 1400.294945] RIP: 0033:0x457099 [ 1400.298132] Code: fd b4 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b4 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 1400.317052] RSP: 002b:00007f692aa02c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 1400.324802] RAX: ffffffffffffffda RBX: 00007f692aa036d4 RCX: 0000000000457099 [ 1400.332066] RDX: 0000000020000000 RSI: 00000000000089a0 RDI: 0000000000000003 [ 1400.339341] RBP: 00000000009300a0 R08: 0000000000000000 R09: 0000000000000000 [ 1400.346642] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000005 [ 1400.353928] R13: 00000000004cfe50 R14: 00000000004bec60 R15: 000000000000001b 15:01:52 executing program 4 (fault-call:1 fault-nth:28): socketpair(0x1, 0x80002, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_SET_FILTER(r0, 0x89a0, &(0x7f0000000000)='%d') 15:01:52 executing program 2: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000340)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = perf_event_open(&(0x7f0000000040)={0x3, 0x70, 0xefe7, 0x200, 0x46e4, 0x80, 0x0, 0x3, 0x91, 0x4, 0xc7bb, 0xacb, 0x3, 0x1, 0xaf, 0x0, 0x100000000, 0x3, 0xfffffffffffffffa, 0x8, 0x1f, 0x1ff, 0x52c8, 0x2, 0x8000, 0x0, 0x5, 0xc6c1, 0x2, 0x9, 0xe43, 0xffffffffffffffff, 0x7, 0x1000, 0x401, 0x39, 0x3, 0x1, 0x0, 0x8, 0x6, @perf_bp={&(0x7f0000000000), 0x9}, 0x0, 0x2e8, 0x81, 0x7, 0x8, 0x6, 0x3}, 0xffffffffffffffff, 0xf, 0xffffffffffffffff, 0x9) ioctl$PERF_EVENT_IOC_QUERY_BPF(r1, 0xc008240a, &(0x7f00000000c0)={0x2, 0x0, [0x0, 0x0]}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) r2 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(r2) socket$kcm(0x2, 0x20000005, 0x2) ioctl$PERF_EVENT_IOC_SET_FILTER(r2, 0x8980, &(0x7f0000000380)="6e7230010060a19ef9d2c673d9a1571cb9e1369bcd61ef7e49793ae18712eceb1daa769497800b7fbbd35b170c10751d39aeb660d863e49b8c4f3b3cad48902b5b2d6cfd0abd372c63bcf5d70df3fd4d2e8d443c88c60fd7140fbc0e5637dd82fc3435bed4de5d693c9a781c863e05d8a6f8689a5be29216061f3ff53f8b6b396678e7ba155ef9152d7e43b1eccb2331eb8eb1ed5586dcf8b3b0b999361a44ff2c22c2abbef42dd24eabe6723346a6e46c0499a21442d8d00dcb57f013ff7595edd0ff076930de3675d34117a44eb0e4f832936da44e") 15:01:52 executing program 7: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000340)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) bpf$MAP_CREATE(0x0, &(0x7f0000000080)={0x0, 0x800000000004, 0x4, 0x9, 0x0, 0xffffffffffffffff, 0x0, [0x5f]}, 0x2c) perf_event_open(&(0x7f0000000180)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x1a7b, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(r1) socket$kcm(0x2, 0x3, 0x2) ioctl$PERF_EVENT_IOC_SET_FILTER(r1, 0x8914, &(0x7f0000000380)="6e7230010060a19ef9d2c673d9a1571cb9e1369bcd61ef7e49793ae18712eceb1daa769497800b7fbbd35b170c106f1d39aeb660d863e49b8c4f3b3cad48902b5b2d6cfd0abd372c63bcf5d70df3fd4d2e8d443c88c60fd7140fbc0e5637dd82fc3435bed4de5d693c9a781c863e05d8a6f8689a5be29216061f3ff53f8b6b396678e7ba155ef9152d7e43b1eccb2331eb8eb1ed5586dcf8b3b0b999361a44ff2c22c2abbef42dd24eabe6723346a6e46c0499a21442d8d00dcb57f013ff7595edd0ff076930de3675d34117a44eb0e4f832936da44e") r2 = openat$tun(0xffffffffffffff9c, &(0x7f0000000140)='/dev/net/tun\x00', 0x0, 0x0) ioctl$TUNSETIFF(r2, 0x400454ca, &(0x7f0000000040)={"6e72300100", 0x801}) ioctl$TUNSETLINK(r2, 0x400454cd, 0x308) perf_event_open(&(0x7f000025c000)={0x0, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000001, 0x0, 0x2161f870, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) sendmsg(0xffffffffffffffff, &(0x7f0000000440)={&(0x7f0000000200)=@ax25={0x3, {"b8738e610d62ed"}}, 0x80, &(0x7f0000000040), 0x0, 0x0, 0x0, 0x4}, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(0xffffffffffffffff, 0x2400, 0x0) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f00000002c0)={0xffffffffffffffff, &(0x7f0000000300), &(0x7f0000000280)}, 0x20) openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000000)='rdma.current\x00', 0x0, 0x0) 15:01:52 executing program 6: perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e6}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) bpf$MAP_DELETE_ELEM(0x3, &(0x7f0000000300)={0xffffffffffffffff, &(0x7f0000000240)}, 0x10) openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000180)="2f67726f75702e73746174003c23fb572a1f0294e6f378b41ad54b4d9d9a1f63f8785ad188a7e1c88875e05b18a4cb3a9cd12dcea440d899c22c652b3a471b4a7fa2f3fdf6e034d804e5f0df4b1dee483b157624c59c0100e89e6a357c00ffff", 0x2761, 0x0) 15:01:52 executing program 3: r0 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(r0) socket$kcm(0xa, 0x5, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) socket$kcm(0x29, 0x0, 0x0) bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x0, 0x10bd}, 0x2c) bpf$PROG_LOAD(0x5, &(0x7f00000ba000)={0xd, 0x5, &(0x7f0000346fc8)=@framed={{0x18, 0x0, 0x0, 0x1a0}, [@alu={0x8000000201a7f19, 0x0, 0x201a7fa6, 0x48, 0x1, 0x88}]}, &(0x7f0000000000)='GPL\x00', 0x0, 0xfb, &(0x7f00001a7f05)=""/251}, 0x14) 15:01:52 executing program 5: r0 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(r0) socket$kcm(0xa, 0x5, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) perf_event_open(&(0x7f000025c000)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(0xffffffffffffffff) socket$kcm(0x29, 0x0, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(0xffffffffffffffff, 0x2400, 0x0) bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x0, 0x10bd}, 0x2c) bpf$PROG_LOAD(0x5, &(0x7f00000ba000)={0xd, 0x5, &(0x7f0000346fc8)=@framed={{}, [@alu={0x8000000201a7f19, 0x0, 0x201a7fa6, 0x48, 0x1}], {0x95, 0x7000}}, &(0x7f0000000000)='GPL\x00', 0x0, 0xfb, &(0x7f00001a7f05)=""/251}, 0x14) 15:01:52 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) sendmsg(r0, &(0x7f0000000580)={0x0, 0x0, &(0x7f00000001c0)=[{&(0x7f0000000380)="b5", 0x1}], 0x1, &(0x7f0000001740), 0x0, 0x4}, 0x20000040) 15:01:52 executing program 0: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000340)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) r1 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(r1) socket$kcm(0x2, 0x3, 0x2) ioctl$PERF_EVENT_IOC_SET_FILTER(r1, 0x8914, &(0x7f0000000380)="6e7230010060a19ef9d2c673d9a1571cb9e1369bcd61ef7e49793ae18712eceb1daa769497800b7fbbd35b170c10751d39aeb660d863e49b8c4f3b3cad48902b5b2d6cfd0abd372c63bcf5d70df3fd4d2e8d443c88c60fd7140fbc0e5637dd82fc3435bed4de5d693c9a781c863e05d8a6f8689a5be29216061f3ff53f8b6b396678e7ba155ef9152d7e43b1eccb2331eb8eb1ed5586dcf8b3b0b999361a44ff2c22c2abbef42dd24eabe6723346a6e46c0499a21442d8d00dcb57f013ff7595edd0ff076930de3675d34117a44eb0e4f832936da44e") r2 = openat$tun(0xffffffffffffff9c, &(0x7f0000000140)='/dev/net/tun\x00', 0x0, 0x0) ioctl$TUNSETIFF(r2, 0x400454ca, &(0x7f0000000040)={"6e72300100", 0x801}) ioctl$TUNSETLINK(r2, 0x400454cd, 0x308) [ 1400.759282] FAULT_INJECTION: forcing a failure. [ 1400.759282] name failslab, interval 1, probability 0, space 0, times 0 [ 1400.789896] CPU: 1 PID: 12691 Comm: syz-executor4 Not tainted 4.19.0-rc2+ #50 [ 1400.797186] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1400.806537] Call Trace: [ 1400.809160] dump_stack+0x1c4/0x2b4 [ 1400.812809] ? dump_stack_print_info.cold.2+0x52/0x52 [ 1400.818021] should_fail.cold.4+0xa/0x17 [ 1400.822094] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 1400.827211] ? lock_release+0x970/0x970 [ 1400.831187] ? arch_local_save_flags+0x40/0x40 [ 1400.835773] ? graph_lock+0x170/0x170 [ 1400.839594] ? graph_lock+0x170/0x170 [ 1400.843421] ? find_held_lock+0x36/0x1c0 [ 1400.847491] ? __lock_is_held+0xb5/0x140 [ 1400.851570] ? ___might_sleep+0x1ed/0x300 [ 1400.855728] ? arch_local_save_flags+0x40/0x40 [ 1400.860312] ? kernfs_activate+0x21a/0x2c0 [ 1400.864562] __should_failslab+0x124/0x180 [ 1400.868803] should_failslab+0x9/0x14 [ 1400.872641] kmem_cache_alloc+0x2be/0x730 [ 1400.876796] ? lock_downgrade+0x900/0x900 [ 1400.880955] ? do_raw_spin_lock+0xc1/0x200 [ 1400.885199] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 1400.890232] __kernfs_new_node+0x127/0x8d0 [ 1400.894472] ? kernfs_dop_revalidate+0x3c0/0x3c0 [ 1400.899231] ? graph_lock+0x170/0x170 [ 1400.903049] ? __lock_is_held+0xb5/0x140 [ 1400.907111] ? wait_for_completion+0x8a0/0x8a0 [ 1400.911724] ? mutex_unlock+0xd/0x10 [ 1400.915438] ? kernfs_activate+0x21a/0x2c0 [ 1400.919691] ? kernfs_walk_and_get_ns+0x340/0x340 [ 1400.924541] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 1400.930080] ? kernfs_link_sibling+0x1d2/0x3b0 [ 1400.934678] kernfs_new_node+0x95/0x120 [ 1400.938677] __kernfs_create_file+0x5a/0x340 [ 1400.943163] sysfs_add_file_mode_ns+0x222/0x530 [ 1400.947847] internal_create_group+0x3df/0xd80 [ 1400.952454] ? remove_files.isra.1+0x190/0x190 [ 1400.957044] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 1400.962584] ? kernfs_create_link+0x1d4/0x250 [ 1400.967102] sysfs_create_groups+0x9b/0x141 [ 1400.971442] device_add+0x691/0x17f0 [ 1400.975181] ? get_device_parent.isra.27+0x5a0/0x5a0 [ 1400.980282] ? dev_set_name+0xad/0xe0 [ 1400.984088] ? device_initialize+0x5f0/0x5f0 [ 1400.988510] ? rtnl_is_locked+0xb5/0xf0 [ 1400.992486] ? rtnl_trylock+0x20/0x20 [ 1400.996299] netdev_register_kobject+0x187/0x3f0 [ 1401.001074] register_netdevice+0x99a/0x10f0 [ 1401.005489] ? netdev_change_features+0x110/0x110 [ 1401.010350] register_netdev+0x30/0x50 [ 1401.014274] br_add_bridge+0x9b/0xf0 [ 1401.017990] br_ioctl_deviceless_stub+0x991/0xac0 [ 1401.022837] ? find_held_lock+0x36/0x1c0 [ 1401.026899] ? old_dev_ioctl.isra.2+0x20e0/0x20e0 [ 1401.031749] ? __fget+0x4aa/0x740 [ 1401.035203] ? lock_downgrade+0x900/0x900 [ 1401.039381] ? check_preemption_disabled+0x48/0x200 [ 1401.044421] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 1401.050223] ? kasan_check_read+0x11/0x20 [ 1401.054376] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 1401.059677] ? old_dev_ioctl.isra.2+0x20e0/0x20e0 [ 1401.064521] sock_ioctl+0x2d5/0x680 [ 1401.068156] ? dlci_ioctl_set+0x40/0x40 [ 1401.072137] ? ksys_dup3+0x680/0x680 [ 1401.075851] ? find_held_lock+0x36/0x1c0 [ 1401.079923] ? __mutex_unlock_slowpath+0x197/0x8c0 [ 1401.084858] ? dlci_ioctl_set+0x40/0x40 [ 1401.088841] do_vfs_ioctl+0x1de/0x1720 [ 1401.092732] ? __lock_is_held+0xb5/0x140 [ 1401.096798] ? ioctl_preallocate+0x300/0x300 [ 1401.101211] ? __fget_light+0x2e9/0x430 [ 1401.105186] ? fget_raw+0x20/0x20 [ 1401.108659] ? __sb_end_write+0xd9/0x110 [ 1401.112727] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 1401.118297] ? fput+0x130/0x1a0 [ 1401.121577] ? do_syscall_64+0x9a/0x820 [ 1401.125569] ? do_syscall_64+0x9a/0x820 [ 1401.129556] ? lockdep_hardirqs_on+0x421/0x5c0 [ 1401.134147] ? security_file_ioctl+0x94/0xc0 [ 1401.138564] ksys_ioctl+0xa9/0xd0 [ 1401.142029] __x64_sys_ioctl+0x73/0xb0 [ 1401.145921] do_syscall_64+0x1b9/0x820 [ 1401.149813] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 1401.155179] ? syscall_return_slowpath+0x5e0/0x5e0 [ 1401.160112] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 1401.164962] ? trace_hardirqs_off+0x300/0x300 [ 1401.169460] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 1401.174483] ? prepare_exit_to_usermode+0x291/0x3b0 [ 1401.179514] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 1401.184367] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 1401.189557] RIP: 0033:0x457099 15:01:53 executing program 2: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000340)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) r1 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(r1) socket$kcm(0x2, 0x3, 0x2) ioctl$PERF_EVENT_IOC_SET_FILTER(r1, 0x8980, &(0x7f0000000380)="6e7230010060a19ef9d2c673d9a1571cb9e1369bcd61ef7e49793ae18712eceb1daa769497800b7fbbd35b170c10751d39aeb660d863e49b8c4f3b3cad48902b5b2d6cfd0abd372c63bcf5d70df3fd4d2e8d443c88c60fd7140fbc0e5637dd82fc3435bed4de5d693c9a781c863e05d8a6f8689a5be29216061f3ff53f8b6b396678e7ba155ef9152d7e43b1eccb2331eb8eb1ed5586dcf8b3b0b999361a44ff2c22c2abbef42dd24eabe6723346a6e46c0499a21442d8d00dcb57f013ff7595edd0ff076930de3675d34117a44eb0e4f832936da44e") socketpair$unix(0x1, 0x0, 0x0, &(0x7f0000000000)) ioctl$PERF_EVENT_IOC_MODIFY_ATTRIBUTES(r1, 0x4008240b, &(0x7f0000000080)={0x5, 0x70, 0xff, 0x9, 0x0, 0x9, 0x0, 0x800, 0x400, 0x1, 0x987, 0x224d000, 0xec33, 0x0, 0xffffffffffff0000, 0x2, 0x9, 0xa5, 0xfe57, 0x7, 0x80000001, 0x5, 0x3, 0x7f, 0xfff, 0x3, 0x8, 0x4, 0x4, 0x6, 0x0, 0x6, 0xd1, 0x3, 0x1ff, 0xc8, 0x9, 0x6, 0x0, 0x9, 0x0, @perf_bp={&(0x7f0000000040), 0x1}, 0x200, 0x8, 0x3, 0x1, 0x800, 0x7, 0xfffffffffffffffc}) r2 = bpf$BPF_MAP_GET_FD_BY_ID(0xe, &(0x7f0000000140)={0xffffffffffffffff, 0x2, 0x10}, 0xc) bpf$MAP_CREATE(0x0, &(0x7f0000000180)={0x1f, 0x100000000, 0xbc04, 0x3, 0x0, r2, 0x7}, 0x2c) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000100)) [ 1401.192751] Code: fd b4 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b4 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 1401.211680] RSP: 002b:00007f692aa02c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 1401.219408] RAX: ffffffffffffffda RBX: 00007f692aa036d4 RCX: 0000000000457099 [ 1401.226677] RDX: 0000000020000000 RSI: 00000000000089a0 RDI: 0000000000000003 [ 1401.233942] RBP: 00000000009300a0 R08: 0000000000000000 R09: 0000000000000000 [ 1401.241212] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000005 [ 1401.248495] R13: 00000000004cfe50 R14: 00000000004bec60 R15: 000000000000001c 15:01:53 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) sendmsg(r0, &(0x7f0000000580)={0x0, 0x0, &(0x7f00000001c0)=[{&(0x7f0000000380)="b5", 0x1}], 0x1, &(0x7f0000001740), 0x0, 0x4}, 0x20000040) 15:01:53 executing program 3: r0 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(r0) socket$kcm(0xa, 0x5, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) socket$kcm(0x29, 0x0, 0x0) bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x0, 0x10bd}, 0x2c) bpf$PROG_LOAD(0x5, &(0x7f00000ba000)={0xd, 0x5, &(0x7f0000346fc8)=@framed={{0x18, 0x0, 0x0, 0x1b6575}, [@alu={0x8000000201a7f19, 0x0, 0x201a7fa6, 0x48, 0x1, 0x88}]}, &(0x7f0000000000)='GPL\x00', 0x0, 0xfb, &(0x7f00001a7f05)=""/251}, 0x14) 15:01:53 executing program 4 (fault-call:1 fault-nth:29): socketpair(0x1, 0x80002, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_SET_FILTER(r0, 0x89a0, &(0x7f0000000000)='%d') 15:01:53 executing program 6: perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e6}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) bpf$MAP_DELETE_ELEM(0x3, &(0x7f0000000300)={0xffffffffffffffff, &(0x7f0000000240)}, 0x10) openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000180)="2f67726f75702e73746174003c23fb572a1f0294e6f378b41ad54b4d9d9a1f63f8785ad188a7e1c88875e05b18a4cb3a9cd12dcea440d899c22c652b3a471b4a7fa2f3fdf6e034d804e5f0df4b1dee483b157624c59c0100e89e6a357c00ffff", 0x2761, 0x0) 15:01:53 executing program 5: r0 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(r0) socket$kcm(0xa, 0x5, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) perf_event_open(&(0x7f000025c000)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(0xffffffffffffffff) socket$kcm(0x29, 0x0, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(0xffffffffffffffff, 0x2400, 0x0) bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x0, 0x10bd}, 0x2c) bpf$PROG_LOAD(0x5, &(0x7f00000ba000)={0xd, 0x5, &(0x7f0000346fc8)=@framed={{}, [@alu={0x8000000201a7f19, 0x0, 0x201a7fa6, 0x48, 0x1}], {0x95, 0x1c000000}}, &(0x7f0000000000)='GPL\x00', 0x0, 0xfb, &(0x7f00001a7f05)=""/251}, 0x14) 15:01:53 executing program 7: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000340)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) bpf$MAP_CREATE(0x0, &(0x7f0000000080)={0x0, 0x800000000004, 0x4, 0x9, 0x0, 0xffffffffffffffff, 0x0, [0x5f]}, 0x2c) perf_event_open(&(0x7f0000000180)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x1a7b, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(r1) socket$kcm(0x2, 0x3, 0x2) ioctl$PERF_EVENT_IOC_SET_FILTER(r1, 0x8914, &(0x7f0000000380)="6e7230010060a19ef9d2c673d9a1571cb9e1369bcd61ef7e49793ae18712eceb1daa769497800b7fbbd35b170c10701d39aeb660d863e49b8c4f3b3cad48902b5b2d6cfd0abd372c63bcf5d70df3fd4d2e8d443c88c60fd7140fbc0e5637dd82fc3435bed4de5d693c9a781c863e05d8a6f8689a5be29216061f3ff53f8b6b396678e7ba155ef9152d7e43b1eccb2331eb8eb1ed5586dcf8b3b0b999361a44ff2c22c2abbef42dd24eabe6723346a6e46c0499a21442d8d00dcb57f013ff7595edd0ff076930de3675d34117a44eb0e4f832936da44e") r2 = openat$tun(0xffffffffffffff9c, &(0x7f0000000140)='/dev/net/tun\x00', 0x0, 0x0) ioctl$TUNSETIFF(r2, 0x400454ca, &(0x7f0000000040)={"6e72300100", 0x801}) ioctl$TUNSETLINK(r2, 0x400454cd, 0x308) perf_event_open(&(0x7f000025c000)={0x0, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000001, 0x0, 0x2161f870, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) sendmsg(0xffffffffffffffff, &(0x7f0000000440)={&(0x7f0000000200)=@ax25={0x3, {"b8738e610d62ed"}}, 0x80, &(0x7f0000000040), 0x0, 0x0, 0x0, 0x4}, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(0xffffffffffffffff, 0x2400, 0x0) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f00000002c0)={0xffffffffffffffff, &(0x7f0000000300), &(0x7f0000000280)}, 0x20) openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000000)='rdma.current\x00', 0x0, 0x0) 15:01:53 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) sendmsg(r0, &(0x7f0000000580)={0x0, 0x0, &(0x7f00000001c0)=[{&(0x7f0000000380)="b5", 0x1}], 0x1, &(0x7f0000001740), 0x0, 0x4}, 0x20000040) [ 1401.471673] device nr0 entered promiscuous mode 15:01:53 executing program 2: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000340)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) r1 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(r1) socket$kcm(0x2, 0x3, 0x2) ioctl$PERF_EVENT_IOC_SET_FILTER(r1, 0x8980, &(0x7f0000000380)="6e7230010060a19ef9d2c673d9a1571cb9e1369bcd61ef7e49793ae18712eceb1daa769497800b7fbbd35b170c10751d39aeb660d863e49b8c4f3b3cad48902b5b2d6cfd0abd372c63bcf5d70df3fd4d2e8d443c88c60fd7140fbc0e5637dd82fc3435bed4de5d693c9a781c863e05d8a6f8689a5be29216061f3ff53f8b6b396678e7ba155ef9152d7e43b1eccb2331eb8eb1ed5586dcf8b3b0b999361a44ff2c22c2abbef42dd24eabe6723346a6e46c0499a21442d8d00dcb57f013ff7595edd0ff076930de3675d34117a44eb0e4f832936da44e") socketpair(0x1, 0x4, 0x7ff, &(0x7f0000000000)={0xffffffffffffffff}) openat$cgroup_ro(r2, &(0x7f0000000040)='cgroup.stat\x00', 0x0, 0x0) [ 1401.580176] FAULT_INJECTION: forcing a failure. [ 1401.580176] name failslab, interval 1, probability 0, space 0, times 0 [ 1401.598319] CPU: 0 PID: 12730 Comm: syz-executor4 Not tainted 4.19.0-rc2+ #50 [ 1401.605615] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1401.614975] Call Trace: [ 1401.617565] dump_stack+0x1c4/0x2b4 [ 1401.621184] ? dump_stack_print_info.cold.2+0x52/0x52 [ 1401.626368] should_fail.cold.4+0xa/0x17 [ 1401.630434] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 1401.635541] ? lock_release+0x970/0x970 [ 1401.639513] ? arch_local_save_flags+0x40/0x40 [ 1401.644093] ? graph_lock+0x170/0x170 [ 1401.647895] ? graph_lock+0x170/0x170 [ 1401.651699] ? find_held_lock+0x36/0x1c0 [ 1401.655760] ? __lock_is_held+0xb5/0x140 [ 1401.659824] ? ___might_sleep+0x1ed/0x300 [ 1401.663974] ? arch_local_save_flags+0x40/0x40 [ 1401.668543] ? kernfs_activate+0x21a/0x2c0 [ 1401.672770] __should_failslab+0x124/0x180 [ 1401.677010] should_failslab+0x9/0x14 [ 1401.680813] kmem_cache_alloc+0x2be/0x730 [ 1401.684958] ? lock_downgrade+0x900/0x900 [ 1401.689117] ? do_raw_spin_lock+0xc1/0x200 [ 1401.693366] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 1401.698384] __kernfs_new_node+0x127/0x8d0 [ 1401.702618] ? kernfs_dop_revalidate+0x3c0/0x3c0 [ 1401.707367] ? graph_lock+0x170/0x170 [ 1401.711158] ? __lock_is_held+0xb5/0x140 [ 1401.715213] ? wait_for_completion+0x8a0/0x8a0 [ 1401.719791] ? mutex_unlock+0xd/0x10 [ 1401.723492] ? kernfs_activate+0x21a/0x2c0 [ 1401.727715] ? kernfs_walk_and_get_ns+0x340/0x340 [ 1401.732545] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 1401.738077] ? kernfs_link_sibling+0x1d2/0x3b0 [ 1401.742653] kernfs_new_node+0x95/0x120 [ 1401.746646] __kernfs_create_file+0x5a/0x340 [ 1401.751064] sysfs_add_file_mode_ns+0x222/0x530 [ 1401.755743] internal_create_group+0x3df/0xd80 [ 1401.760331] ? remove_files.isra.1+0x190/0x190 [ 1401.764906] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 1401.770440] ? kernfs_create_link+0x1d4/0x250 [ 1401.774953] sysfs_create_groups+0x9b/0x141 [ 1401.779279] device_add+0x691/0x17f0 [ 1401.783000] ? get_device_parent.isra.27+0x5a0/0x5a0 [ 1401.788089] ? dev_set_name+0xad/0xe0 [ 1401.791889] ? device_initialize+0x5f0/0x5f0 [ 1401.796302] ? rtnl_is_locked+0xb5/0xf0 [ 1401.800277] ? rtnl_trylock+0x20/0x20 [ 1401.804073] netdev_register_kobject+0x187/0x3f0 [ 1401.808822] register_netdevice+0x99a/0x10f0 [ 1401.813222] ? netdev_change_features+0x110/0x110 [ 1401.818080] register_netdev+0x30/0x50 [ 1401.821987] br_add_bridge+0x9b/0xf0 [ 1401.825707] br_ioctl_deviceless_stub+0x991/0xac0 [ 1401.830556] ? find_held_lock+0x36/0x1c0 [ 1401.834631] ? old_dev_ioctl.isra.2+0x20e0/0x20e0 [ 1401.839465] ? __fget+0x4aa/0x740 [ 1401.842907] ? lock_downgrade+0x900/0x900 [ 1401.847045] ? check_preemption_disabled+0x48/0x200 [ 1401.852063] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 1401.857876] ? kasan_check_read+0x11/0x20 [ 1401.862026] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 1401.867299] ? old_dev_ioctl.isra.2+0x20e0/0x20e0 [ 1401.872130] sock_ioctl+0x2d5/0x680 [ 1401.875755] ? dlci_ioctl_set+0x40/0x40 [ 1401.879718] ? ksys_dup3+0x680/0x680 [ 1401.883436] ? find_held_lock+0x36/0x1c0 [ 1401.887503] ? __mutex_unlock_slowpath+0x197/0x8c0 [ 1401.892445] ? dlci_ioctl_set+0x40/0x40 [ 1401.896424] do_vfs_ioctl+0x1de/0x1720 [ 1401.900314] ? __lock_is_held+0xb5/0x140 [ 1401.904378] ? ioctl_preallocate+0x300/0x300 [ 1401.908787] ? __fget_light+0x2e9/0x430 [ 1401.912769] ? fget_raw+0x20/0x20 [ 1401.916223] ? __sb_end_write+0xd9/0x110 [ 1401.920273] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 1401.925796] ? fput+0x130/0x1a0 [ 1401.929072] ? do_syscall_64+0x9a/0x820 [ 1401.933055] ? do_syscall_64+0x9a/0x820 [ 1401.937026] ? lockdep_hardirqs_on+0x421/0x5c0 [ 1401.941613] ? security_file_ioctl+0x94/0xc0 [ 1401.946017] ksys_ioctl+0xa9/0xd0 [ 1401.949469] __x64_sys_ioctl+0x73/0xb0 [ 1401.953356] do_syscall_64+0x1b9/0x820 [ 1401.957245] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 1401.962610] ? syscall_return_slowpath+0x5e0/0x5e0 [ 1401.967531] ? trace_hardirqs_off+0x300/0x300 [ 1401.972017] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 1401.977032] ? recalc_sigpending_tsk+0x180/0x180 [ 1401.981805] ? kasan_check_write+0x14/0x20 [ 1401.986040] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 1401.990889] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 1401.996072] RIP: 0033:0x457099 [ 1401.999259] Code: fd b4 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b4 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 1402.018171] RSP: 002b:00007f692aa02c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 1402.025892] RAX: ffffffffffffffda RBX: 00007f692aa036d4 RCX: 0000000000457099 [ 1402.033159] RDX: 0000000020000000 RSI: 00000000000089a0 RDI: 0000000000000003 [ 1402.040418] RBP: 00000000009300a0 R08: 0000000000000000 R09: 0000000000000000 [ 1402.047693] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000005 [ 1402.054951] R13: 00000000004cfe50 R14: 00000000004bec60 R15: 000000000000001d 15:01:54 executing program 4 (fault-call:1 fault-nth:30): socketpair(0x1, 0x80002, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_SET_FILTER(r0, 0x89a0, &(0x7f0000000000)='%d') 15:01:54 executing program 3: r0 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(r0) socket$kcm(0xa, 0x5, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) socket$kcm(0x29, 0x0, 0x0) bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x0, 0x10bd}, 0x2c) bpf$PROG_LOAD(0x5, &(0x7f00000ba000)={0xd, 0x5, &(0x7f0000346fc8)=@framed={{0x18, 0x0, 0x0, 0x100000}, [@alu={0x8000000201a7f19, 0x0, 0x201a7fa6, 0x48, 0x1, 0x88}]}, &(0x7f0000000000)='GPL\x00', 0x0, 0xfb, &(0x7f00001a7f05)=""/251}, 0x14) 15:01:54 executing program 0: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) sendmsg(r0, &(0x7f0000000580)={0x0, 0x0, &(0x7f00000001c0)=[{&(0x7f0000000380)="b5", 0x1}], 0x1, &(0x7f0000001740), 0x0, 0x4}, 0x20000040) 15:01:54 executing program 5: r0 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(r0) socket$kcm(0xa, 0x5, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) perf_event_open(&(0x7f000025c000)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(0xffffffffffffffff) socket$kcm(0x29, 0x0, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(0xffffffffffffffff, 0x2400, 0x0) bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x0, 0x10bd}, 0x2c) bpf$PROG_LOAD(0x5, &(0x7f00000ba000)={0xd, 0x5, &(0x7f0000346fc8)=@framed={{}, [@alu={0x8000000201a7f19, 0x0, 0x201a7fa6, 0x48, 0x1}], {0x95, 0x6100}}, &(0x7f0000000000)='GPL\x00', 0x0, 0xfb, &(0x7f00001a7f05)=""/251}, 0x14) 15:01:54 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) sendmsg(r0, &(0x7f0000000580)={0x0, 0x0, &(0x7f00000001c0)=[{&(0x7f0000000380)="b5", 0x1}], 0x1, &(0x7f0000001740), 0x0, 0x4}, 0x20000040) 15:01:54 executing program 6: perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e6}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) bpf$MAP_DELETE_ELEM(0x3, &(0x7f0000000300)={0xffffffffffffffff, &(0x7f0000000240)}, 0x10) openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000180)="2f67726f75702e73746174003c23fb572a1f0294e6f378b41ad54b4d9d9a1f63f8785ad188a7e1c88875e05b18a4cb3a9cd12dcea440d899c22c652b3a471b4a7fa2f3fdf6e034d804e5f0df4b1dee483b157624c59c0100e89e6a357c000000", 0x2761, 0x0) [ 1402.358838] FAULT_INJECTION: forcing a failure. [ 1402.358838] name failslab, interval 1, probability 0, space 0, times 0 [ 1402.382077] CPU: 0 PID: 12755 Comm: syz-executor4 Not tainted 4.19.0-rc2+ #50 [ 1402.389380] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1402.398736] Call Trace: [ 1402.401344] dump_stack+0x1c4/0x2b4 [ 1402.404993] ? dump_stack_print_info.cold.2+0x52/0x52 [ 1402.410218] should_fail.cold.4+0xa/0x17 [ 1402.414302] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 1402.419422] ? lock_release+0x970/0x970 [ 1402.423409] ? arch_local_save_flags+0x40/0x40 [ 1402.428004] ? graph_lock+0x170/0x170 [ 1402.431822] ? graph_lock+0x170/0x170 [ 1402.435663] ? find_held_lock+0x36/0x1c0 [ 1402.439748] ? __lock_is_held+0xb5/0x140 [ 1402.443832] ? ___might_sleep+0x1ed/0x300 [ 1402.447995] ? arch_local_save_flags+0x40/0x40 [ 1402.452583] ? kernfs_activate+0x21a/0x2c0 [ 1402.456849] __should_failslab+0x124/0x180 [ 1402.461095] should_failslab+0x9/0x14 [ 1402.464899] kmem_cache_alloc+0x2be/0x730 [ 1402.469058] ? lock_downgrade+0x900/0x900 [ 1402.473206] ? do_raw_spin_lock+0xc1/0x200 [ 1402.477428] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 1402.482441] __kernfs_new_node+0x127/0x8d0 [ 1402.486668] ? kernfs_dop_revalidate+0x3c0/0x3c0 [ 1402.491411] ? graph_lock+0x170/0x170 [ 1402.495219] ? __lock_is_held+0xb5/0x140 [ 1402.499294] ? wait_for_completion+0x8a0/0x8a0 [ 1402.503907] ? mutex_unlock+0xd/0x10 [ 1402.507649] ? kernfs_activate+0x21a/0x2c0 [ 1402.511886] ? kernfs_walk_and_get_ns+0x340/0x340 [ 1402.516718] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 1402.522238] ? kernfs_link_sibling+0x1d2/0x3b0 [ 1402.526811] kernfs_new_node+0x95/0x120 [ 1402.530787] __kernfs_create_file+0x5a/0x340 [ 1402.535199] sysfs_add_file_mode_ns+0x222/0x530 [ 1402.539859] internal_create_group+0x3df/0xd80 [ 1402.544433] ? remove_files.isra.1+0x190/0x190 [ 1402.549005] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 1402.554535] ? kernfs_create_link+0x1d4/0x250 [ 1402.559019] sysfs_create_groups+0x9b/0x141 [ 1402.563330] device_add+0x691/0x17f0 [ 1402.567036] ? get_device_parent.isra.27+0x5a0/0x5a0 [ 1402.572128] ? dev_set_name+0xad/0xe0 [ 1402.575916] ? device_initialize+0x5f0/0x5f0 [ 1402.580314] ? rtnl_is_locked+0xb5/0xf0 [ 1402.584274] ? rtnl_trylock+0x20/0x20 [ 1402.588069] netdev_register_kobject+0x187/0x3f0 [ 1402.592813] register_netdevice+0x99a/0x10f0 [ 1402.597210] ? netdev_change_features+0x110/0x110 [ 1402.602047] register_netdev+0x30/0x50 [ 1402.605924] br_add_bridge+0x9b/0xf0 [ 1402.609651] br_ioctl_deviceless_stub+0x991/0xac0 [ 1402.614498] ? find_held_lock+0x36/0x1c0 [ 1402.618554] ? old_dev_ioctl.isra.2+0x20e0/0x20e0 [ 1402.623412] ? __fget+0x4aa/0x740 [ 1402.626881] ? lock_downgrade+0x900/0x900 [ 1402.631024] ? check_preemption_disabled+0x48/0x200 [ 1402.636035] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 1402.641820] ? kasan_check_read+0x11/0x20 [ 1402.645956] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 1402.651226] ? old_dev_ioctl.isra.2+0x20e0/0x20e0 [ 1402.656055] sock_ioctl+0x2d5/0x680 [ 1402.659670] ? dlci_ioctl_set+0x40/0x40 [ 1402.663636] ? ksys_dup3+0x680/0x680 [ 1402.667334] ? find_held_lock+0x36/0x1c0 [ 1402.671399] ? __mutex_unlock_slowpath+0x197/0x8c0 [ 1402.676349] ? dlci_ioctl_set+0x40/0x40 [ 1402.680313] do_vfs_ioctl+0x1de/0x1720 [ 1402.684185] ? __lock_is_held+0xb5/0x140 [ 1402.688234] ? ioctl_preallocate+0x300/0x300 [ 1402.692658] ? __fget_light+0x2e9/0x430 [ 1402.696633] ? fget_raw+0x20/0x20 [ 1402.700084] ? __sb_end_write+0xd9/0x110 [ 1402.704148] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 1402.709668] ? fput+0x130/0x1a0 [ 1402.712935] ? do_syscall_64+0x9a/0x820 [ 1402.716905] ? do_syscall_64+0x9a/0x820 [ 1402.720871] ? lockdep_hardirqs_on+0x421/0x5c0 [ 1402.725439] ? security_file_ioctl+0x94/0xc0 [ 1402.729838] ksys_ioctl+0xa9/0xd0 [ 1402.733282] __x64_sys_ioctl+0x73/0xb0 [ 1402.737164] do_syscall_64+0x1b9/0x820 [ 1402.741052] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 1402.746415] ? syscall_return_slowpath+0x5e0/0x5e0 [ 1402.751339] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 1402.756200] ? trace_hardirqs_off+0x300/0x300 [ 1402.760681] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 1402.765687] ? prepare_exit_to_usermode+0x291/0x3b0 [ 1402.770691] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 1402.775523] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 1402.780701] RIP: 0033:0x457099 [ 1402.783890] Code: fd b4 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b4 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 1402.802789] RSP: 002b:00007f692aa02c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 1402.810498] RAX: ffffffffffffffda RBX: 00007f692aa036d4 RCX: 0000000000457099 [ 1402.817753] RDX: 0000000020000000 RSI: 00000000000089a0 RDI: 0000000000000003 [ 1402.825007] RBP: 00000000009300a0 R08: 0000000000000000 R09: 0000000000000000 [ 1402.832260] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000005 [ 1402.839513] R13: 00000000004cfe50 R14: 00000000004bec60 R15: 000000000000001e 15:01:54 executing program 7: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000340)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) bpf$MAP_CREATE(0x0, &(0x7f0000000080)={0x0, 0x800000000004, 0x4, 0x9, 0x0, 0xffffffffffffffff, 0x0, [0x5f]}, 0x2c) perf_event_open(&(0x7f0000000180)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x1a7b, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(r1) socket$kcm(0x2, 0x3, 0x2) ioctl$PERF_EVENT_IOC_SET_FILTER(r1, 0x8914, &(0x7f0000000380)="6e7230010060a19ef9d2c673d9a1571cb9e1369bcd61ef7e49793ae18712eceb1daa769497800b7fbbd35b170c10731d39aeb660d863e49b8c4f3b3cad48902b5b2d6cfd0abd372c63bcf5d70df3fd4d2e8d443c88c60fd7140fbc0e5637dd82fc3435bed4de5d693c9a781c863e05d8a6f8689a5be29216061f3ff53f8b6b396678e7ba155ef9152d7e43b1eccb2331eb8eb1ed5586dcf8b3b0b999361a44ff2c22c2abbef42dd24eabe6723346a6e46c0499a21442d8d00dcb57f013ff7595edd0ff076930de3675d34117a44eb0e4f832936da44e") r2 = openat$tun(0xffffffffffffff9c, &(0x7f0000000140)='/dev/net/tun\x00', 0x0, 0x0) ioctl$TUNSETIFF(r2, 0x400454ca, &(0x7f0000000040)={"6e72300100", 0x801}) ioctl$TUNSETLINK(r2, 0x400454cd, 0x308) perf_event_open(&(0x7f000025c000)={0x0, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000001, 0x0, 0x2161f870, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) sendmsg(0xffffffffffffffff, &(0x7f0000000440)={&(0x7f0000000200)=@ax25={0x3, {"b8738e610d62ed"}}, 0x80, &(0x7f0000000040), 0x0, 0x0, 0x0, 0x4}, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(0xffffffffffffffff, 0x2400, 0x0) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f00000002c0)={0xffffffffffffffff, &(0x7f0000000300), &(0x7f0000000280)}, 0x20) openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000000)='rdma.current\x00', 0x0, 0x0) 15:01:54 executing program 4 (fault-call:1 fault-nth:31): socketpair(0x1, 0x80002, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_SET_FILTER(r0, 0x89a0, &(0x7f0000000000)='%d') 15:01:54 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) sendmsg(r0, &(0x7f0000000580)={0x0, 0x0, &(0x7f00000001c0)=[{&(0x7f0000000380)="b5", 0x1}], 0x1, &(0x7f0000001740), 0x0, 0x4}, 0x20000040) 15:01:54 executing program 3: r0 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(r0) socket$kcm(0xa, 0x5, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) socket$kcm(0x29, 0x0, 0x0) bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x0, 0x10bd}, 0x2c) bpf$PROG_LOAD(0x5, &(0x7f00000ba000)={0xd, 0x5, &(0x7f0000346fc8)=@framed={{0x18, 0x0, 0x0, 0xe0ffffff}, [@alu={0x8000000201a7f19, 0x0, 0x201a7fa6, 0x48, 0x1, 0x88}]}, &(0x7f0000000000)='GPL\x00', 0x0, 0xfb, &(0x7f00001a7f05)=""/251}, 0x14) 15:01:54 executing program 5: r0 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(r0) socket$kcm(0xa, 0x5, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) perf_event_open(&(0x7f000025c000)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(0xffffffffffffffff) socket$kcm(0x29, 0x0, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(0xffffffffffffffff, 0x2400, 0x0) bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x0, 0x10bd}, 0x2c) bpf$PROG_LOAD(0x5, &(0x7f00000ba000)={0xd, 0x5, &(0x7f0000346fc8)=@framed={{}, [@alu={0x8000000201a7f19, 0x0, 0x201a7fa6, 0x48, 0x1}], {0x95, 0x8}}, &(0x7f0000000000)='GPL\x00', 0x0, 0xfb, &(0x7f00001a7f05)=""/251}, 0x14) 15:01:54 executing program 0: r0 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(r0) socket$kcm(0xa, 0x5, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) perf_event_open(&(0x7f000025c000)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(0xffffffffffffffff) socket$kcm(0x29, 0x0, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(0xffffffffffffffff, 0x2400, 0x0) bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x0, 0x10bd}, 0x2c) bpf$PROG_LOAD(0x5, &(0x7f00000ba000)={0xd, 0x5, &(0x7f0000346fc8)=@framed={{}, [@alu={0x8000000201a7f19, 0x0, 0x201a7fa6, 0x48, 0x1}], {0x95, 0x1c000000}}, &(0x7f0000000000)='GPL\x00', 0x0, 0xfb, &(0x7f00001a7f05)=""/251}, 0x14) 15:01:54 executing program 6: perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e6}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) bpf$MAP_DELETE_ELEM(0x3, &(0x7f0000000300)={0xffffffffffffffff, &(0x7f0000000240)}, 0x10) openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000180)="2f67726f75702e73746174003c23fb572a1f0294e6f378b41ad54b4d9d9a1f63f8785ad188a7e1c88875e05b18a4cb3a9cd12dcea440d899c22c652b3a471b4a7fa2f3fdf6e034d804e5f0df4b1dee483b157624c59c0100e89e6a357c000000", 0x2761, 0x0) 15:01:55 executing program 2: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000340)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = openat$cgroup_ro(r0, &(0x7f0000000000)='cpu.stat\x00', 0x0, 0x0) openat$cgroup_ro(r2, &(0x7f0000000040)='cpuacct.usage_sys\x00', 0x0, 0x0) r3 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(r3) socket$kcm(0x2, 0x3, 0x2) ioctl$PERF_EVENT_IOC_SET_FILTER(r3, 0x8980, &(0x7f0000000380)="6e7230010060a19ef9d2c673d9a1571cb9e1369bcd61ef7e49793ae18712eceb1daa769497800b7fbbd35b170c10751d39aeb660d863e49b8c4f3b3cad48902b5b2d6cfd0abd372c63bcf5d70df3fd4d2e8d443c88c60fd7140fbc0e5637dd82fc3435bed4de5d693c9a781c863e05d8a6f8689a5be29216061f3ff53f8b6b396678e7ba155ef9152d7e43b1eccb2331eb8eb1ed5586dcf8b3b0b999361a44ff2c22c2abbef42dd24eabe6723346a6e46c0499a21442d8d00dcb57f013ff7595edd0ff076930de3675d34117a44eb0e4f832936da44e") [ 1403.162013] FAULT_INJECTION: forcing a failure. [ 1403.162013] name failslab, interval 1, probability 0, space 0, times 0 [ 1403.178281] CPU: 0 PID: 12797 Comm: syz-executor4 Not tainted 4.19.0-rc2+ #50 [ 1403.185578] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1403.194951] Call Trace: [ 1403.197555] dump_stack+0x1c4/0x2b4 [ 1403.201210] ? dump_stack_print_info.cold.2+0x52/0x52 [ 1403.206430] should_fail.cold.4+0xa/0x17 [ 1403.210511] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 1403.215649] ? lock_release+0x970/0x970 [ 1403.219649] ? arch_local_save_flags+0x40/0x40 [ 1403.224248] ? graph_lock+0x170/0x170 [ 1403.228065] ? graph_lock+0x170/0x170 [ 1403.231893] ? find_held_lock+0x36/0x1c0 [ 1403.235960] ? __lock_is_held+0xb5/0x140 [ 1403.240025] ? ___might_sleep+0x1ed/0x300 [ 1403.244160] ? arch_local_save_flags+0x40/0x40 [ 1403.248728] ? kernfs_activate+0x21a/0x2c0 [ 1403.253043] __should_failslab+0x124/0x180 [ 1403.257276] should_failslab+0x9/0x14 [ 1403.261079] kmem_cache_alloc+0x2be/0x730 [ 1403.265226] ? lock_downgrade+0x900/0x900 [ 1403.269374] ? do_raw_spin_lock+0xc1/0x200 [ 1403.273617] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 1403.278651] __kernfs_new_node+0x127/0x8d0 [ 1403.282880] ? kernfs_dop_revalidate+0x3c0/0x3c0 [ 1403.287647] ? graph_lock+0x170/0x170 [ 1403.291444] ? __lock_is_held+0xb5/0x140 [ 1403.295494] ? wait_for_completion+0x8a0/0x8a0 [ 1403.300070] ? mutex_unlock+0xd/0x10 [ 1403.303785] ? kernfs_activate+0x21a/0x2c0 [ 1403.308019] ? kernfs_walk_and_get_ns+0x340/0x340 [ 1403.312865] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 1403.318403] ? kernfs_link_sibling+0x1d2/0x3b0 [ 1403.322986] kernfs_new_node+0x95/0x120 [ 1403.326989] __kernfs_create_file+0x5a/0x340 [ 1403.331391] sysfs_add_file_mode_ns+0x222/0x530 [ 1403.336052] internal_create_group+0x3df/0xd80 [ 1403.340640] ? remove_files.isra.1+0x190/0x190 [ 1403.345215] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 1403.350755] ? kernfs_create_link+0x1d4/0x250 [ 1403.355241] sysfs_create_groups+0x9b/0x141 [ 1403.359555] device_add+0x691/0x17f0 [ 1403.363258] ? get_device_parent.isra.27+0x5a0/0x5a0 [ 1403.368346] ? dev_set_name+0xad/0xe0 [ 1403.372151] ? device_initialize+0x5f0/0x5f0 [ 1403.376551] ? rtnl_is_locked+0xb5/0xf0 [ 1403.380512] ? rtnl_trylock+0x20/0x20 [ 1403.384321] netdev_register_kobject+0x187/0x3f0 [ 1403.389078] register_netdevice+0x99a/0x10f0 [ 1403.393474] ? netdev_change_features+0x110/0x110 [ 1403.398311] register_netdev+0x30/0x50 [ 1403.402189] br_add_bridge+0x9b/0xf0 [ 1403.405898] br_ioctl_deviceless_stub+0x991/0xac0 [ 1403.410760] ? find_held_lock+0x36/0x1c0 [ 1403.414809] ? old_dev_ioctl.isra.2+0x20e0/0x20e0 [ 1403.419657] ? __fget+0x4aa/0x740 [ 1403.423100] ? lock_downgrade+0x900/0x900 [ 1403.427237] ? check_preemption_disabled+0x48/0x200 [ 1403.432246] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 1403.438301] ? kasan_check_read+0x11/0x20 [ 1403.442449] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 1403.447721] ? old_dev_ioctl.isra.2+0x20e0/0x20e0 [ 1403.452551] sock_ioctl+0x2d5/0x680 [ 1403.456166] ? dlci_ioctl_set+0x40/0x40 [ 1403.460128] ? ksys_dup3+0x680/0x680 [ 1403.463831] ? find_held_lock+0x36/0x1c0 [ 1403.467907] ? __mutex_unlock_slowpath+0x197/0x8c0 [ 1403.472837] ? dlci_ioctl_set+0x40/0x40 [ 1403.476811] do_vfs_ioctl+0x1de/0x1720 [ 1403.480697] ? __lock_is_held+0xb5/0x140 [ 1403.484758] ? ioctl_preallocate+0x300/0x300 [ 1403.489173] ? __fget_light+0x2e9/0x430 [ 1403.493149] ? fget_raw+0x20/0x20 [ 1403.496593] ? __sb_end_write+0xd9/0x110 [ 1403.500671] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 1403.506212] ? fput+0x130/0x1a0 [ 1403.509494] ? do_syscall_64+0x9a/0x820 [ 1403.513465] ? do_syscall_64+0x9a/0x820 [ 1403.517435] ? lockdep_hardirqs_on+0x421/0x5c0 [ 1403.522031] ? security_file_ioctl+0x94/0xc0 [ 1403.526462] ksys_ioctl+0xa9/0xd0 [ 1403.529932] __x64_sys_ioctl+0x73/0xb0 [ 1403.533836] do_syscall_64+0x1b9/0x820 [ 1403.537711] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 1403.543075] ? syscall_return_slowpath+0x5e0/0x5e0 [ 1403.548015] ? trace_hardirqs_off+0x300/0x300 [ 1403.552523] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 1403.557547] ? recalc_sigpending_tsk+0x180/0x180 [ 1403.562303] ? kasan_check_write+0x14/0x20 [ 1403.566528] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 1403.571363] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 1403.576543] RIP: 0033:0x457099 [ 1403.579723] Code: fd b4 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b4 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 1403.598629] RSP: 002b:00007f692aa02c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 1403.606340] RAX: ffffffffffffffda RBX: 00007f692aa036d4 RCX: 0000000000457099 15:01:55 executing program 4 (fault-call:1 fault-nth:32): socketpair(0x1, 0x80002, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_SET_FILTER(r0, 0x89a0, &(0x7f0000000000)='%d') [ 1403.613592] RDX: 0000000020000000 RSI: 00000000000089a0 RDI: 0000000000000003 [ 1403.620858] RBP: 00000000009300a0 R08: 0000000000000000 R09: 0000000000000000 [ 1403.628114] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000005 [ 1403.635368] R13: 00000000004cfe50 R14: 00000000004bec60 R15: 000000000000001f 15:01:55 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) sendmsg(r0, &(0x7f0000000580)={0x0, 0x0, &(0x7f00000001c0)=[{&(0x7f0000000380)="b5", 0x1}], 0x1, &(0x7f0000001740), 0x0, 0x4}, 0x20000040) 15:01:55 executing program 3: r0 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(r0) socket$kcm(0xa, 0x5, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) socket$kcm(0x29, 0x0, 0x0) bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x0, 0x10bd}, 0x2c) bpf$PROG_LOAD(0x5, &(0x7f00000ba000)={0xd, 0x5, &(0x7f0000346fc8)=@framed={{0x18, 0x0, 0x0, 0x8c00}, [@alu={0x8000000201a7f19, 0x0, 0x201a7fa6, 0x48, 0x1, 0x88}]}, &(0x7f0000000000)='GPL\x00', 0x0, 0xfb, &(0x7f00001a7f05)=""/251}, 0x14) 15:01:55 executing program 5: r0 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(r0) socket$kcm(0xa, 0x5, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) perf_event_open(&(0x7f000025c000)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(0xffffffffffffffff) socket$kcm(0x29, 0x0, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(0xffffffffffffffff, 0x2400, 0x0) bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x0, 0x10bd}, 0x2c) bpf$PROG_LOAD(0x5, &(0x7f00000ba000)={0xd, 0x5, &(0x7f0000346fc8)=@framed={{}, [@alu={0x8000000201a7f19, 0x0, 0x201a7fa6, 0x48, 0x1}], {0x95, 0xa400000000000000}}, &(0x7f0000000000)='GPL\x00', 0x0, 0xfb, &(0x7f00001a7f05)=""/251}, 0x14) 15:01:55 executing program 6: perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e6}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) bpf$MAP_DELETE_ELEM(0x3, &(0x7f0000000300)={0xffffffffffffffff, &(0x7f0000000240)}, 0x10) openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000180)="2f67726f75702e73746174003c23fb572a1f0294e6f378b41ad54b4d9d9a1f63f8785ad188a7e1c88875e05b18a4cb3a9cd12dcea440d899c22c652b3a471b4a7fa2f3fdf6e034d804e5f0df4b1dee483b157624c59c0100e89e6a357c000000", 0x2761, 0x0) 15:01:55 executing program 0: perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e6}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) bpf$MAP_DELETE_ELEM(0x3, &(0x7f0000000300)={0xffffffffffffffff, &(0x7f0000000240)}, 0x10) openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000180)="2f67726f75702e73746174003c23fb572a1f0294e6f378b41ad54b4d9d9a1f63f8785ad188a7e1c88875e05b18a4cb3a9cd12dcea440d899c22c652b3a471b4a7fa2f3fdf6e034d804e5f0df4b1dee483b157624c59c0100e89e6a357c000800", 0x2761, 0x0) 15:01:55 executing program 2: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000340)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) r1 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) socket$kcm(0x29, 0x5, 0x0) close(r1) socket$kcm(0x2, 0x3, 0x2) ioctl$PERF_EVENT_IOC_SET_FILTER(r1, 0x8980, &(0x7f0000000380)="6e7230010060a19ef9d2c673d9a1571cb9e1369bcd61ef7e49793ae18712eceb1daa769497800b7fbbd35b170c10751d39aeb660d863e49b8c4f3b3cad48902b5b2d6cfd0abd372c63bcf5d70df3fd4d2e8d443c88c60fd7140fbc0e5637dd82fc3435bed4de5d693c9a781c863e05d8a6f8689a5be29216061f3ff53f8b6b396678e7ba155ef9152d7e43b1eccb2331eb8eb1ed5586dcf8b3b0b999361a44ff2c22c2abbef42dd24eabe6723346a6e46c0499a21442d8d00dcb57f013ff7595edd0ff076930de3675d34117a44eb0e4f832936da44e") 15:01:55 executing program 7: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000340)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) bpf$MAP_CREATE(0x0, &(0x7f0000000080)={0x0, 0x800000000004, 0x4, 0x9, 0x0, 0xffffffffffffffff, 0x0, [0x5f]}, 0x2c) perf_event_open(&(0x7f0000000180)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x1a7b, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(r1) socket$kcm(0x2, 0x3, 0x2) ioctl$PERF_EVENT_IOC_SET_FILTER(r1, 0x8914, &(0x7f0000000380)="6e7230010060a19ef9d2c673d9a1571cb9e1369bcd61ef7e49793ae18712eceb1daa769497800b7fbbd35b170c10753439aeb660d863e49b8c4f3b3cad48902b5b2d6cfd0abd372c63bcf5d70df3fd4d2e8d443c88c60fd7140fbc0e5637dd82fc3435bed4de5d693c9a781c863e05d8a6f8689a5be29216061f3ff53f8b6b396678e7ba155ef9152d7e43b1eccb2331eb8eb1ed5586dcf8b3b0b999361a44ff2c22c2abbef42dd24eabe6723346a6e46c0499a21442d8d00dcb57f013ff7595edd0ff076930de3675d34117a44eb0e4f832936da44e") r2 = openat$tun(0xffffffffffffff9c, &(0x7f0000000140)='/dev/net/tun\x00', 0x0, 0x0) ioctl$TUNSETIFF(r2, 0x400454ca, &(0x7f0000000040)={"6e72300100", 0x801}) ioctl$TUNSETLINK(r2, 0x400454cd, 0x308) perf_event_open(&(0x7f000025c000)={0x0, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000001, 0x0, 0x2161f870, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) sendmsg(0xffffffffffffffff, &(0x7f0000000440)={&(0x7f0000000200)=@ax25={0x3, {"b8738e610d62ed"}}, 0x80, &(0x7f0000000040), 0x0, 0x0, 0x0, 0x4}, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(0xffffffffffffffff, 0x2400, 0x0) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f00000002c0)={0xffffffffffffffff, &(0x7f0000000300), &(0x7f0000000280)}, 0x20) openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000000)='rdma.current\x00', 0x0, 0x0) [ 1403.919099] FAULT_INJECTION: forcing a failure. [ 1403.919099] name failslab, interval 1, probability 0, space 0, times 0 [ 1403.930680] CPU: 1 PID: 12822 Comm: syz-executor4 Not tainted 4.19.0-rc2+ #50 [ 1403.937971] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1403.947323] Call Trace: [ 1403.949914] dump_stack+0x1c4/0x2b4 [ 1403.953546] ? dump_stack_print_info.cold.2+0x52/0x52 [ 1403.958751] should_fail.cold.4+0xa/0x17 [ 1403.962822] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 1403.967929] ? lock_release+0x970/0x970 [ 1403.967947] ? arch_local_save_flags+0x40/0x40 [ 1403.967965] ? graph_lock+0x170/0x170 [ 1403.967985] ? graph_lock+0x170/0x170 [ 1403.968016] ? find_held_lock+0x36/0x1c0 [ 1403.976568] ? __lock_is_held+0xb5/0x140 [ 1403.976608] ? ___might_sleep+0x1ed/0x300 [ 1403.976628] ? arch_local_save_flags+0x40/0x40 [ 1403.976643] ? kernfs_activate+0x21a/0x2c0 [ 1403.976672] __should_failslab+0x124/0x180 [ 1403.976693] should_failslab+0x9/0x14 [ 1403.976710] kmem_cache_alloc+0x2be/0x730 [ 1403.976726] ? lock_downgrade+0x900/0x900 [ 1403.976742] ? do_raw_spin_lock+0xc1/0x200 [ 1403.976760] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 1403.976779] __kernfs_new_node+0x127/0x8d0 [ 1404.035161] ? kernfs_dop_revalidate+0x3c0/0x3c0 [ 1404.039933] ? graph_lock+0x170/0x170 [ 1404.039962] ? __lock_is_held+0xb5/0x140 [ 1404.039980] ? wait_for_completion+0x8a0/0x8a0 [ 1404.040010] ? mutex_unlock+0xd/0x10 [ 1404.040025] ? kernfs_activate+0x21a/0x2c0 [ 1404.040045] ? kernfs_walk_and_get_ns+0x340/0x340 [ 1404.040066] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 1404.065242] ? kernfs_link_sibling+0x1d2/0x3b0 [ 1404.065269] kernfs_new_node+0x95/0x120 [ 1404.065293] __kernfs_create_file+0x5a/0x340 [ 1404.065316] sysfs_add_file_mode_ns+0x222/0x530 [ 1404.065344] internal_create_group+0x3df/0xd80 [ 1404.065373] ? remove_files.isra.1+0x190/0x190 [ 1404.065396] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 1404.097644] ? kernfs_create_link+0x1d4/0x250 [ 1404.097674] sysfs_create_groups+0x9b/0x141 [ 1404.097698] device_add+0x691/0x17f0 [ 1404.097725] ? get_device_parent.isra.27+0x5a0/0x5a0 [ 1404.097741] ? dev_set_name+0xad/0xe0 [ 1404.097759] ? device_initialize+0x5f0/0x5f0 [ 1404.097780] ? rtnl_is_locked+0xb5/0xf0 [ 1404.097796] ? rtnl_trylock+0x20/0x20 [ 1404.097823] netdev_register_kobject+0x187/0x3f0 [ 1404.097844] register_netdevice+0x99a/0x10f0 [ 1404.097866] ? netdev_change_features+0x110/0x110 [ 1404.097900] register_netdev+0x30/0x50 [ 1404.097921] br_add_bridge+0x9b/0xf0 [ 1404.097938] br_ioctl_deviceless_stub+0x991/0xac0 [ 1404.097959] ? find_held_lock+0x36/0x1c0 [ 1404.097976] ? old_dev_ioctl.isra.2+0x20e0/0x20e0 [ 1404.097996] ? __fget+0x4aa/0x740 [ 1404.098013] ? lock_downgrade+0x900/0x900 [ 1404.098031] ? check_preemption_disabled+0x48/0x200 [ 1404.098059] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 1404.112389] ? kasan_check_read+0x11/0x20 [ 1404.112418] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 1404.112455] ? old_dev_ioctl.isra.2+0x20e0/0x20e0 [ 1404.112471] sock_ioctl+0x2d5/0x680 [ 1404.112489] ? dlci_ioctl_set+0x40/0x40 [ 1404.112505] ? ksys_dup3+0x680/0x680 [ 1404.112520] ? find_held_lock+0x36/0x1c0 [ 1404.112546] ? __mutex_unlock_slowpath+0x197/0x8c0 [ 1404.112568] ? dlci_ioctl_set+0x40/0x40 [ 1404.112588] do_vfs_ioctl+0x1de/0x1720 [ 1404.125186] ? __lock_is_held+0xb5/0x140 [ 1404.125209] ? ioctl_preallocate+0x300/0x300 [ 1404.125227] ? __fget_light+0x2e9/0x430 [ 1404.125245] ? fget_raw+0x20/0x20 [ 1404.125265] ? __sb_end_write+0xd9/0x110 [ 1404.125288] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 1404.125301] ? fput+0x130/0x1a0 [ 1404.125319] ? do_syscall_64+0x9a/0x820 [ 1404.125335] ? do_syscall_64+0x9a/0x820 [ 1404.125354] ? lockdep_hardirqs_on+0x421/0x5c0 [ 1404.133751] ? security_file_ioctl+0x94/0xc0 [ 1404.133773] ksys_ioctl+0xa9/0xd0 [ 1404.133795] __x64_sys_ioctl+0x73/0xb0 [ 1404.133814] do_syscall_64+0x1b9/0x820 [ 1404.133831] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 1404.133851] ? syscall_return_slowpath+0x5e0/0x5e0 [ 1404.133871] ? trace_hardirqs_off+0x300/0x300 [ 1404.133889] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 1404.133904] ? recalc_sigpending_tsk+0x180/0x180 [ 1404.133923] ? kasan_check_write+0x14/0x20 [ 1404.133946] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 1404.133971] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 1404.133984] RIP: 0033:0x457099 [ 1404.134000] Code: fd b4 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b4 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 1404.134009] RSP: 002b:00007f692aa02c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 1404.134026] RAX: ffffffffffffffda RBX: 00007f692aa036d4 RCX: 0000000000457099 15:01:56 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) sendmsg(r0, &(0x7f0000000580)={0x0, 0x0, &(0x7f00000001c0)=[{&(0x7f0000000380)="b5", 0x1}], 0x1, &(0x7f0000001740), 0x0, 0x4}, 0x20000040) 15:01:56 executing program 3: r0 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(r0) socket$kcm(0xa, 0x5, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) socket$kcm(0x29, 0x0, 0x0) bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x0, 0x10bd}, 0x2c) bpf$PROG_LOAD(0x5, &(0x7f00000ba000)={0xd, 0x5, &(0x7f0000346fc8)=@framed={{0x18, 0x0, 0x0, 0x4000}, [@alu={0x8000000201a7f19, 0x0, 0x201a7fa6, 0x48, 0x1, 0x88}]}, &(0x7f0000000000)='GPL\x00', 0x0, 0xfb, &(0x7f00001a7f05)=""/251}, 0x14) [ 1404.134035] RDX: 0000000020000000 RSI: 00000000000089a0 RDI: 0000000000000003 [ 1404.134044] RBP: 00000000009300a0 R08: 0000000000000000 R09: 0000000000000000 [ 1404.134058] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000005 [ 1404.146998] R13: 00000000004cfe50 R14: 00000000004bec60 R15: 0000000000000020 15:01:56 executing program 4 (fault-call:1 fault-nth:33): socketpair(0x1, 0x80002, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_SET_FILTER(r0, 0x89a0, &(0x7f0000000000)='%d') 15:01:56 executing program 5: r0 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(r0) socket$kcm(0xa, 0x5, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) perf_event_open(&(0x7f000025c000)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(0xffffffffffffffff) socket$kcm(0x29, 0x0, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(0xffffffffffffffff, 0x2400, 0x0) bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x0, 0x10bd}, 0x2c) bpf$PROG_LOAD(0x5, &(0x7f00000ba000)={0xd, 0x5, &(0x7f0000346fc8)=@framed={{}, [@alu={0x8000000201a7f19, 0x0, 0x201a7fa6, 0x48, 0x1}], {0x95, 0x63000000}}, &(0x7f0000000000)='GPL\x00', 0x0, 0xfb, &(0x7f00001a7f05)=""/251}, 0x14) 15:01:56 executing program 0: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) sendmsg(r0, &(0x7f0000000580)={0x0, 0x1a0ffffffff, &(0x7f00000001c0)=[{&(0x7f0000000380)="b5", 0x1}], 0x1, &(0x7f0000001740), 0x0, 0x4}, 0x20000040) 15:01:56 executing program 7: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000340)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) bpf$MAP_CREATE(0x0, &(0x7f0000000080)={0x0, 0x800000000004, 0x4, 0x9, 0x0, 0xffffffffffffffff, 0x0, [0x5f]}, 0x2c) perf_event_open(&(0x7f0000000180)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x1a7b, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(r1) socket$kcm(0x2, 0x3, 0x2) ioctl$PERF_EVENT_IOC_SET_FILTER(r1, 0x8914, &(0x7f0000000380)="6e7230010060a19ef9d2c673d9a1571cb9e1369bcd61ef7e49793ae18712eceb1daa769497800b7fbbd35b170c10752539aeb660d863e49b8c4f3b3cad48902b5b2d6cfd0abd372c63bcf5d70df3fd4d2e8d443c88c60fd7140fbc0e5637dd82fc3435bed4de5d693c9a781c863e05d8a6f8689a5be29216061f3ff53f8b6b396678e7ba155ef9152d7e43b1eccb2331eb8eb1ed5586dcf8b3b0b999361a44ff2c22c2abbef42dd24eabe6723346a6e46c0499a21442d8d00dcb57f013ff7595edd0ff076930de3675d34117a44eb0e4f832936da44e") r2 = openat$tun(0xffffffffffffff9c, &(0x7f0000000140)='/dev/net/tun\x00', 0x0, 0x0) ioctl$TUNSETIFF(r2, 0x400454ca, &(0x7f0000000040)={"6e72300100", 0x801}) ioctl$TUNSETLINK(r2, 0x400454cd, 0x308) perf_event_open(&(0x7f000025c000)={0x0, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000001, 0x0, 0x2161f870, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) sendmsg(0xffffffffffffffff, &(0x7f0000000440)={&(0x7f0000000200)=@ax25={0x3, {"b8738e610d62ed"}}, 0x80, &(0x7f0000000040), 0x0, 0x0, 0x0, 0x4}, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(0xffffffffffffffff, 0x2400, 0x0) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f00000002c0)={0xffffffffffffffff, &(0x7f0000000300), &(0x7f0000000280)}, 0x20) openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000000)='rdma.current\x00', 0x0, 0x0) 15:01:56 executing program 6: perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e6}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) bpf$MAP_DELETE_ELEM(0x3, &(0x7f0000000300)={0xffffffffffffffff, &(0x7f0000000240)}, 0x10) openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000180)="2f67726f75702e73746174003c23fb572a1f0294e6f378b41ad54b4d9d9a1f63f8785ad188a7e1c88875e05b18a4cb3a9cd12dcea440d899c22c652b3a471b4a7fa2f3fdf6e034d804e5f0df4b1dee483b157624c59c0100e89e6a357c000000", 0x2761, 0x0) 15:01:56 executing program 2: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000340)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) r1 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) openat$tun(0xffffffffffffff9c, &(0x7f00000002c0)='/dev/net/tun\x00', 0x40000, 0x0) close(r1) socket$kcm(0x2, 0x3, 0x2) r2 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000000)='cpuset.effective_mems\x00', 0x0, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r2, 0x2405, r2) bpf$MAP_DELETE_ELEM(0x3, &(0x7f0000000100)={r2, &(0x7f0000000040)="ec11bf6f98ca508a392009f58010bdca5302097bdc446df8fb565a4f99324e5e8e2cd6c72a5babd1901f02341febb5e32e45c06664e33a8b90cc48ee1b46b8c5753320eec26096291ad0e445921b5b9d916042f603d6f5cbdaaeb0ada96759277fa93d94c07ec24ab4c798a36e74dbbc87d08bc6e498fdcdd4d16797396ad7766778"}, 0x10) r3 = gettid() perf_event_open(&(0x7f0000000140)={0x1, 0x70, 0x2, 0x8d2f, 0x4, 0x1000, 0x0, 0xffff, 0x0, 0x8, 0x101, 0x2, 0x7, 0xb1d0, 0x628, 0x400, 0x800, 0x1, 0xfe3, 0xfffffffffffffffa, 0x100000001, 0x1, 0x9, 0x9, 0x7ff, 0x7, 0x7, 0x1, 0x9, 0x7264, 0x3, 0xfff, 0x6, 0x0, 0x8, 0x10001, 0x9, 0x3ff, 0x0, 0x4, 0x4, @perf_config_ext={0x100000000, 0xe7}, 0x200, 0x3fffffff800, 0x4265, 0x5, 0x64d6, 0xffffffffffffda98, 0xff}, r3, 0xa, r1, 0x1) ioctl$PERF_EVENT_IOC_SET_FILTER(r1, 0x8980, &(0x7f00000001c0)="6e7230010060a19ef9d2c673d9a1571cb9e1369bcd61ef7e49793ae18712eceb1daa769497800b7fbbd35b170c10751d39aeb660d863e49b8c4f3b3cad48902b5b2d6cfd0abd372c63bcf5d70df3fd4d2e8d443c88c60fd7140fbc0e5637dd82fc3435bed4de5d693c9a781c863e05d8a6f8689a5be29216061f3ff53f8b6b396678e7ba155ef9152d7e43b1eccb2331eb8eb1ed5586dcf8b3b0b999361a44ff2c22c2abbef42dd24eabe6723346a6e46c0499a21442d8d00dcb57f013ff7595edd0ff076930de3675d34117a44eb0e4f832936da44e") 15:01:56 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) sendmsg(r0, &(0x7f0000000580)={0x0, 0x0, &(0x7f00000001c0)=[{&(0x7f0000000380)="b5", 0x1}], 0x1, &(0x7f0000001740), 0x0, 0x4}, 0x20000040) 15:01:56 executing program 0: bpf$MAP_CREATE(0x0, &(0x7f0000000200)={0xf, 0x0, 0x0, 0x0, 0x100}, 0x2c) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f0000000300)={0xffffffffffffffff, &(0x7f0000000140)="1c2201d307d8b3f3f620fe3ec6fd3c6e09722d30986024db03b20384688a1db03553076bfb91ef4e0919768058a7c65284f2ecabbbf961711f56bd15e75f7a835c7893694e90f373b2da0080cf77703702bd9d9d15ca5daec9502cab6745", &(0x7f0000000200), 0x1}, 0x20) socketpair(0x1, 0x1, 0x0, &(0x7f0000000100)={0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_SET_FILTER(r0, 0x89f0, &(0x7f0000000300)='0\x00') 15:01:56 executing program 3: r0 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(r0) socket$kcm(0xa, 0x5, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) socket$kcm(0x29, 0x0, 0x0) bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x0, 0x10bd}, 0x2c) bpf$PROG_LOAD(0x5, &(0x7f00000ba000)={0xd, 0x5, &(0x7f0000346fc8)=@framed={{0x18, 0x0, 0x0, 0x3f00000000000000}, [@alu={0x8000000201a7f19, 0x0, 0x201a7fa6, 0x48, 0x1, 0x88}]}, &(0x7f0000000000)='GPL\x00', 0x0, 0xfb, &(0x7f00001a7f05)=""/251}, 0x14) [ 1404.750200] FAULT_INJECTION: forcing a failure. [ 1404.750200] name failslab, interval 1, probability 0, space 0, times 0 [ 1404.789283] CPU: 1 PID: 12874 Comm: syz-executor4 Not tainted 4.19.0-rc2+ #50 [ 1404.796580] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1404.805948] Call Trace: [ 1404.805974] dump_stack+0x1c4/0x2b4 [ 1404.805998] ? dump_stack_print_info.cold.2+0x52/0x52 [ 1404.806039] should_fail.cold.4+0xa/0x17 [ 1404.821472] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 1404.826590] ? lock_release+0x970/0x970 [ 1404.826619] ? arch_local_save_flags+0x40/0x40 [ 1404.826639] ? graph_lock+0x170/0x170 [ 1404.826661] ? graph_lock+0x170/0x170 [ 1404.826693] ? find_held_lock+0x36/0x1c0 [ 1404.826715] ? __lock_is_held+0xb5/0x140 [ 1404.826745] ? ___might_sleep+0x1ed/0x300 [ 1404.855101] ? arch_local_save_flags+0x40/0x40 [ 1404.859698] ? kernfs_activate+0x21a/0x2c0 [ 1404.863958] __should_failslab+0x124/0x180 [ 1404.868204] should_failslab+0x9/0x14 [ 1404.872009] kmem_cache_alloc+0x2be/0x730 [ 1404.876164] ? lock_downgrade+0x900/0x900 [ 1404.880316] ? do_raw_spin_lock+0xc1/0x200 [ 1404.884558] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 1404.889586] __kernfs_new_node+0x127/0x8d0 [ 1404.893848] ? kernfs_dop_revalidate+0x3c0/0x3c0 [ 1404.898618] ? graph_lock+0x170/0x170 [ 1404.902441] ? __lock_is_held+0xb5/0x140 [ 1404.906507] ? wait_for_completion+0x8a0/0x8a0 [ 1404.911118] ? mutex_unlock+0xd/0x10 [ 1404.914843] ? kernfs_activate+0x21a/0x2c0 [ 1404.919087] ? kernfs_walk_and_get_ns+0x340/0x340 [ 1404.923944] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 1404.929486] ? kernfs_link_sibling+0x1d2/0x3b0 [ 1404.934082] kernfs_new_node+0x95/0x120 [ 1404.938075] __kernfs_create_file+0x5a/0x340 [ 1404.942513] sysfs_add_file_mode_ns+0x222/0x530 [ 1404.947200] internal_create_group+0x3df/0xd80 [ 1404.951806] ? remove_files.isra.1+0x190/0x190 [ 1404.956404] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 1404.961945] ? kernfs_create_link+0x1d4/0x250 [ 1404.966472] sysfs_create_groups+0x9b/0x141 [ 1404.970807] device_add+0x691/0x17f0 [ 1404.974593] ? get_device_parent.isra.27+0x5a0/0x5a0 [ 1404.979716] ? dev_set_name+0xad/0xe0 [ 1404.983521] ? device_initialize+0x5f0/0x5f0 [ 1404.987937] ? rtnl_is_locked+0xb5/0xf0 [ 1404.991918] ? rtnl_trylock+0x20/0x20 [ 1404.995740] netdev_register_kobject+0x187/0x3f0 [ 1405.000508] register_netdevice+0x99a/0x10f0 [ 1405.004941] ? netdev_change_features+0x110/0x110 [ 1405.009818] register_netdev+0x30/0x50 [ 1405.013716] br_add_bridge+0x9b/0xf0 [ 1405.017438] br_ioctl_deviceless_stub+0x991/0xac0 [ 1405.022294] ? find_held_lock+0x36/0x1c0 [ 1405.026364] ? old_dev_ioctl.isra.2+0x20e0/0x20e0 [ 1405.031218] ? __fget+0x4aa/0x740 [ 1405.034677] ? lock_downgrade+0x900/0x900 [ 1405.038833] ? check_preemption_disabled+0x48/0x200 [ 1405.043863] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 1405.049695] ? kasan_check_read+0x11/0x20 [ 1405.053852] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 1405.059170] ? old_dev_ioctl.isra.2+0x20e0/0x20e0 [ 1405.064018] sock_ioctl+0x2d5/0x680 [ 1405.067657] ? dlci_ioctl_set+0x40/0x40 [ 1405.071638] ? ksys_dup3+0x680/0x680 [ 1405.075360] ? find_held_lock+0x36/0x1c0 [ 1405.079466] ? __mutex_unlock_slowpath+0x197/0x8c0 [ 1405.084407] ? dlci_ioctl_set+0x40/0x40 [ 1405.088418] do_vfs_ioctl+0x1de/0x1720 [ 1405.092324] ? __lock_is_held+0xb5/0x140 [ 1405.096398] ? ioctl_preallocate+0x300/0x300 [ 1405.100812] ? __fget_light+0x2e9/0x430 [ 1405.104794] ? fget_raw+0x20/0x20 [ 1405.108267] ? __sb_end_write+0xd9/0x110 [ 1405.112338] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 1405.117877] ? fput+0x130/0x1a0 [ 1405.121189] ? do_syscall_64+0x9a/0x820 [ 1405.125169] ? do_syscall_64+0x9a/0x820 [ 1405.129155] ? lockdep_hardirqs_on+0x421/0x5c0 [ 1405.133747] ? security_file_ioctl+0x94/0xc0 [ 1405.138171] ksys_ioctl+0xa9/0xd0 [ 1405.141646] __x64_sys_ioctl+0x73/0xb0 [ 1405.145542] do_syscall_64+0x1b9/0x820 [ 1405.149438] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 1405.154813] ? syscall_return_slowpath+0x5e0/0x5e0 [ 1405.159757] ? trace_hardirqs_off+0x300/0x300 [ 1405.164261] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 1405.169286] ? recalc_sigpending_tsk+0x180/0x180 [ 1405.174048] ? kasan_check_write+0x14/0x20 [ 1405.178299] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 1405.183162] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 1405.188354] RIP: 0033:0x457099 [ 1405.191552] Code: fd b4 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b4 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 1405.210453] RSP: 002b:00007f692aa02c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 1405.218171] RAX: ffffffffffffffda RBX: 00007f692aa036d4 RCX: 0000000000457099 [ 1405.225445] RDX: 0000000020000000 RSI: 00000000000089a0 RDI: 0000000000000003 [ 1405.232718] RBP: 00000000009300a0 R08: 0000000000000000 R09: 0000000000000000 [ 1405.239988] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000005 15:01:57 executing program 5: r0 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(r0) socket$kcm(0xa, 0x5, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) perf_event_open(&(0x7f000025c000)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(0xffffffffffffffff) socket$kcm(0x29, 0x0, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(0xffffffffffffffff, 0x2400, 0x0) bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x0, 0x10bd}, 0x2c) bpf$PROG_LOAD(0x5, &(0x7f00000ba000)={0xd, 0x5, &(0x7f0000346fc8)=@framed={{}, [@alu={0x8000000201a7f19, 0x0, 0x201a7fa6, 0x48, 0x1}], {0x95, 0x3c00}}, &(0x7f0000000000)='GPL\x00', 0x0, 0xfb, &(0x7f00001a7f05)=""/251}, 0x14) [ 1405.247258] R13: 00000000004cfe50 R14: 00000000004bec60 R15: 0000000000000021 15:01:57 executing program 4 (fault-call:1 fault-nth:34): socketpair(0x1, 0x80002, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_SET_FILTER(r0, 0x89a0, &(0x7f0000000000)='%d') 15:01:57 executing program 6: perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e6}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) bpf$MAP_DELETE_ELEM(0x3, &(0x7f0000000300)={0xffffffffffffffff, &(0x7f0000000240)}, 0x10) openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000180)="2f67726f75702e73746174003c23fb572a1f0294e6f378b41ad54b4d9d9a1f63f8785ad188a7e1c88875e05b18a4cb3a9cd12dcea440d899c22c652b3a471b4a7fa2f3fdf6e034d804e5f0df4b1dee483b157624c59c0100e89e6a357c000000", 0x2761, 0x0) 15:01:57 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) sendmsg(r0, &(0x7f0000000580)={0x0, 0x0, &(0x7f00000001c0)=[{&(0x7f0000000380)="b5", 0x1}], 0x1, &(0x7f0000001740), 0x0, 0x4}, 0x20000040) 15:01:57 executing program 7: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000340)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) bpf$MAP_CREATE(0x0, &(0x7f0000000080)={0x0, 0x800000000004, 0x4, 0x9, 0x0, 0xffffffffffffffff, 0x0, [0x5f]}, 0x2c) perf_event_open(&(0x7f0000000180)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x1a7b, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(r1) socket$kcm(0x2, 0x3, 0x2) ioctl$PERF_EVENT_IOC_SET_FILTER(r1, 0x8914, &(0x7f0000000380)="6e7230010060a19ef9d2c673d9a1571cb9e1369bcd61ef7e49793ae18712eceb1daa769497800b7fbbd35b170c10751d0aaeb660d863e49b8c4f3b3cad48902b5b2d6cfd0abd372c63bcf5d70df3fd4d2e8d443c88c60fd7140fbc0e5637dd82fc3435bed4de5d693c9a781c863e05d8a6f8689a5be29216061f3ff53f8b6b396678e7ba155ef9152d7e43b1eccb2331eb8eb1ed5586dcf8b3b0b999361a44ff2c22c2abbef42dd24eabe6723346a6e46c0499a21442d8d00dcb57f013ff7595edd0ff076930de3675d34117a44eb0e4f832936da44e") r2 = openat$tun(0xffffffffffffff9c, &(0x7f0000000140)='/dev/net/tun\x00', 0x0, 0x0) ioctl$TUNSETIFF(r2, 0x400454ca, &(0x7f0000000040)={"6e72300100", 0x801}) ioctl$TUNSETLINK(r2, 0x400454cd, 0x308) perf_event_open(&(0x7f000025c000)={0x0, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000001, 0x0, 0x2161f870, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) sendmsg(0xffffffffffffffff, &(0x7f0000000440)={&(0x7f0000000200)=@ax25={0x3, {"b8738e610d62ed"}}, 0x80, &(0x7f0000000040), 0x0, 0x0, 0x0, 0x4}, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(0xffffffffffffffff, 0x2400, 0x0) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f00000002c0)={0xffffffffffffffff, &(0x7f0000000300), &(0x7f0000000280)}, 0x20) openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000000)='rdma.current\x00', 0x0, 0x0) 15:01:57 executing program 2: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000340)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) r1 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(r1) socket$kcm(0x2, 0x3, 0x2) ioctl$PERF_EVENT_IOC_SET_FILTER(r1, 0x8980, &(0x7f0000000380)="6e7230010060a19ef9d2c673d9a1571cb9e1369bcd61ef7e49793ae18712eceb1daa769497800b7fbbd35b170c10751d39aeb660d863e49b8c4f3b3cad48902b5b2d6cfd0abd372c63bcf5d70df3fd4d2e8d443c88c60fd7140fbc0e5637dd82fc3435bed4de5d693c9a781c863e05d8a6f8689a5be29216061f3ff53f8b6b396678e7ba155ef9152d7e43b1eccb2331eb8eb1ed5586dcf8b3b0b999361a44ff2c22c2abbef42dd24eabe6723346a6e46c0499a21442d8d00dcb57f013ff7595edd0ff076930de3675d34117a44eb0e4f832936da44e") socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)) 15:01:57 executing program 0: bpf$MAP_CREATE(0x0, &(0x7f0000000200)={0xf, 0x0, 0x0, 0x0, 0x100}, 0x2c) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f0000000300)={0xffffffffffffffff, &(0x7f0000000140)="1c2201d307d8b3f3f620fe3ec6fd3c6e09722d30986024db03b20384688a1db03553076bfb91ef4e0919768058a7c65284f2ecabbbf961711f56bd15e75f7a835c7893694e90f373b2da0080cf77703702bd9d9d15ca5daec9502cab6745", &(0x7f0000000200), 0x1}, 0x20) socketpair(0x1, 0x1, 0x0, &(0x7f0000000100)={0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_SET_FILTER(r0, 0x89f0, &(0x7f0000000300)='0\x00') [ 1405.583295] FAULT_INJECTION: forcing a failure. [ 1405.583295] name failslab, interval 1, probability 0, space 0, times 0 15:01:57 executing program 3: r0 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(r0) socket$kcm(0xa, 0x5, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) socket$kcm(0x29, 0x0, 0x0) bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x0, 0x10bd}, 0x2c) bpf$PROG_LOAD(0x5, &(0x7f00000ba000)={0xd, 0x5, &(0x7f0000346fc8)=@framed={{0x18, 0x0, 0x0, 0x500000000000000}, [@alu={0x8000000201a7f19, 0x0, 0x201a7fa6, 0x48, 0x1, 0x88}]}, &(0x7f0000000000)='GPL\x00', 0x0, 0xfb, &(0x7f00001a7f05)=""/251}, 0x14) [ 1405.647038] CPU: 1 PID: 12911 Comm: syz-executor4 Not tainted 4.19.0-rc2+ #50 [ 1405.654356] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1405.663718] Call Trace: [ 1405.666329] dump_stack+0x1c4/0x2b4 [ 1405.670013] ? dump_stack_print_info.cold.2+0x52/0x52 [ 1405.675239] should_fail.cold.4+0xa/0x17 [ 1405.679325] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 1405.679345] ? lock_release+0x970/0x970 [ 1405.679366] ? arch_local_save_flags+0x40/0x40 [ 1405.693015] ? graph_lock+0x170/0x170 [ 1405.696829] ? graph_lock+0x170/0x170 [ 1405.696862] ? find_held_lock+0x36/0x1c0 [ 1405.696885] ? __lock_is_held+0xb5/0x140 [ 1405.696920] ? ___might_sleep+0x1ed/0x300 [ 1405.696940] ? arch_local_save_flags+0x40/0x40 [ 1405.696955] ? kernfs_activate+0x21a/0x2c0 [ 1405.696988] __should_failslab+0x124/0x180 [ 1405.697010] should_failslab+0x9/0x14 [ 1405.697028] kmem_cache_alloc+0x2be/0x730 [ 1405.697045] ? lock_downgrade+0x900/0x900 [ 1405.697067] ? do_raw_spin_lock+0xc1/0x200 [ 1405.742420] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 1405.747461] __kernfs_new_node+0x127/0x8d0 [ 1405.751716] ? kernfs_dop_revalidate+0x3c0/0x3c0 [ 1405.756485] ? graph_lock+0x170/0x170 [ 1405.760303] ? __lock_is_held+0xb5/0x140 [ 1405.764382] ? wait_for_completion+0x8a0/0x8a0 [ 1405.769000] ? mutex_unlock+0xd/0x10 [ 1405.772731] ? kernfs_activate+0x21a/0x2c0 [ 1405.776989] ? kernfs_walk_and_get_ns+0x340/0x340 [ 1405.781849] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 1405.787399] ? kernfs_link_sibling+0x1d2/0x3b0 [ 1405.792009] kernfs_new_node+0x95/0x120 [ 1405.796011] __kernfs_create_file+0x5a/0x340 [ 1405.800427] sysfs_add_file_mode_ns+0x222/0x530 [ 1405.805108] internal_create_group+0x3df/0xd80 [ 1405.809726] ? remove_files.isra.1+0x190/0x190 [ 1405.814336] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 1405.819891] ? kernfs_create_link+0x1d4/0x250 [ 1405.824412] sysfs_create_groups+0x9b/0x141 [ 1405.828761] device_add+0x691/0x17f0 [ 1405.832504] ? get_device_parent.isra.27+0x5a0/0x5a0 [ 1405.837632] ? dev_set_name+0xad/0xe0 [ 1405.841443] ? device_initialize+0x5f0/0x5f0 [ 1405.845859] ? rtnl_is_locked+0xb5/0xf0 [ 1405.849837] ? rtnl_trylock+0x20/0x20 [ 1405.853652] netdev_register_kobject+0x187/0x3f0 [ 1405.858417] register_netdevice+0x99a/0x10f0 [ 1405.862836] ? netdev_change_features+0x110/0x110 [ 1405.867708] register_netdev+0x30/0x50 [ 1405.871615] br_add_bridge+0x9b/0xf0 [ 1405.875332] br_ioctl_deviceless_stub+0x991/0xac0 [ 1405.880201] ? find_held_lock+0x36/0x1c0 [ 1405.884264] ? old_dev_ioctl.isra.2+0x20e0/0x20e0 [ 1405.889113] ? __fget+0x4aa/0x740 [ 1405.892577] ? lock_downgrade+0x900/0x900 [ 1405.896739] ? check_preemption_disabled+0x48/0x200 [ 1405.901765] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 1405.907563] ? kasan_check_read+0x11/0x20 [ 1405.911714] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 1405.917012] ? old_dev_ioctl.isra.2+0x20e0/0x20e0 [ 1405.921854] sock_ioctl+0x2d5/0x680 [ 1405.925488] ? dlci_ioctl_set+0x40/0x40 [ 1405.929463] ? ksys_dup3+0x680/0x680 [ 1405.933193] ? find_held_lock+0x36/0x1c0 [ 1405.937280] ? __mutex_unlock_slowpath+0x197/0x8c0 [ 1405.942217] ? dlci_ioctl_set+0x40/0x40 [ 1405.946196] do_vfs_ioctl+0x1de/0x1720 [ 1405.950086] ? __lock_is_held+0xb5/0x140 [ 1405.954156] ? ioctl_preallocate+0x300/0x300 [ 1405.958566] ? __fget_light+0x2e9/0x430 [ 1405.962550] ? fget_raw+0x20/0x20 [ 1405.966008] ? __sb_end_write+0xd9/0x110 [ 1405.970079] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 1405.975650] ? fput+0x130/0x1a0 [ 1405.978935] ? do_syscall_64+0x9a/0x820 [ 1405.982908] ? do_syscall_64+0x9a/0x820 [ 1405.986888] ? lockdep_hardirqs_on+0x421/0x5c0 [ 1405.991479] ? security_file_ioctl+0x94/0xc0 [ 1405.995894] ksys_ioctl+0xa9/0xd0 [ 1405.999357] __x64_sys_ioctl+0x73/0xb0 [ 1406.003269] do_syscall_64+0x1b9/0x820 [ 1406.007204] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 1406.012575] ? syscall_return_slowpath+0x5e0/0x5e0 [ 1406.017520] ? trace_hardirqs_off+0x300/0x300 [ 1406.022018] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 1406.027036] ? recalc_sigpending_tsk+0x180/0x180 [ 1406.031798] ? kasan_check_write+0x14/0x20 [ 1406.036074] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 1406.040929] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 1406.046120] RIP: 0033:0x457099 [ 1406.049324] Code: fd b4 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b4 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 1406.068223] RSP: 002b:00007f692aa02c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 1406.075937] RAX: ffffffffffffffda RBX: 00007f692aa036d4 RCX: 0000000000457099 [ 1406.083204] RDX: 0000000020000000 RSI: 00000000000089a0 RDI: 0000000000000003 [ 1406.090471] RBP: 00000000009300a0 R08: 0000000000000000 R09: 0000000000000000 [ 1406.097743] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000005 [ 1406.105010] R13: 00000000004cfe50 R14: 00000000004bec60 R15: 0000000000000022 15:01:58 executing program 6: perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e6}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) bpf$MAP_DELETE_ELEM(0x3, &(0x7f0000000300)={0xffffffffffffffff, &(0x7f0000000240)}, 0x10) openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000180)="2f67726f75702e73746174003c23fb572a1f0294e6f378b41ad54b4d9d9a1f63f8785ad188a7e1c88875e05b18a4cb3a9cd12dcea440d899c22c652b3a471b4a7fa2f3fdf6e034d804e5f0df4b1dee483b157624c59c0100e89e6a357c000000", 0x2761, 0x0) 15:01:58 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) sendmsg(r0, &(0x7f0000000580)={0x0, 0x0, &(0x7f00000001c0)=[{&(0x7f0000000380)="b5", 0x8}], 0x1, &(0x7f0000001740), 0x0, 0x4}, 0x20000040) 15:01:58 executing program 0: bpf$MAP_CREATE(0x0, &(0x7f0000000200)={0xf, 0x0, 0x0, 0x0, 0x100}, 0x2c) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f0000000300)={0xffffffffffffffff, &(0x7f0000000140)="1c2201d307d8b3f3f620fe3ec6fd3c6e09722d30986024db03b20384688a1db03553076bfb91ef4e0919768058a7c65284f2ecabbbf961711f56bd15e75f7a835c7893694e90f373b2da0080cf77703702bd9d9d15ca5daec9502cab6745", &(0x7f0000000200), 0x1}, 0x20) socketpair(0x1, 0x1, 0x0, &(0x7f0000000100)={0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_SET_FILTER(r0, 0x89f0, &(0x7f0000000300)='0\x00') 15:01:58 executing program 4 (fault-call:1 fault-nth:35): socketpair(0x1, 0x80002, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_SET_FILTER(r0, 0x89a0, &(0x7f0000000000)='%d') 15:01:58 executing program 3: r0 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(r0) socket$kcm(0xa, 0x5, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) socket$kcm(0x29, 0x0, 0x0) bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x0, 0x10bd}, 0x2c) bpf$PROG_LOAD(0x5, &(0x7f00000ba000)={0xd, 0x5, &(0x7f0000346fc8)=@framed={{0x18, 0x0, 0x0, 0x1a0ffffffff}, [@alu={0x8000000201a7f19, 0x0, 0x201a7fa6, 0x48, 0x1, 0x88}]}, &(0x7f0000000000)='GPL\x00', 0x0, 0xfb, &(0x7f00001a7f05)=""/251}, 0x14) 15:01:58 executing program 2: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000340)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) r1 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r2 = getpid() perf_event_open(&(0x7f0000000040)={0x5, 0x70, 0x40, 0x4, 0x6, 0x9, 0x0, 0x7fff, 0x80000, 0x1, 0x4, 0x5, 0x3, 0x9, 0x100, 0x6, 0x2, 0x7, 0x0, 0x10000, 0xeeb, 0xff, 0x100000001, 0x2a5ac663, 0x5, 0x7, 0x0, 0x7, 0x6, 0x7, 0x3f, 0x2, 0x3, 0x0, 0x1, 0x400, 0x1121, 0x793, 0x0, 0xff3, 0x1, @perf_bp, 0x12032, 0x1f, 0xffff, 0x7, 0x100000001, 0x96ec, 0x9}, r2, 0xc, r1, 0x2) close(r1) socket$kcm(0x2, 0x3, 0x2) ioctl$PERF_EVENT_IOC_SET_FILTER(r1, 0x8980, &(0x7f0000000380)="6e7230010060a19ef9d2c673d9a1571cb9e1369bcd61ef7e49793ae18712eceb1daa769497800b7fbbd35b170c10751d39aeb660d863e49b8c4f3b3cad48902b5b2d6cfd0abd372c63bcf5d70df3fd4d2e8d443c88c60fd7140fbc0e5637dd82fc3435bed4de5d693c9a781c863e05d8a6f8689a5be29216061f3ff53f8b6b396678e7ba155ef9152d7e43b1eccb2331eb8eb1ed5586dcf8b3b0b999361a44ff2c22c2abbef42dd24eabe6723346a6e46c0499a21442d8d00dcb57f013ff7595edd0ff076930de3675d34117a44eb0e4f832936da44e") 15:01:58 executing program 7: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000340)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) bpf$MAP_CREATE(0x0, &(0x7f0000000080)={0x0, 0x800000000004, 0x4, 0x9, 0x0, 0xffffffffffffffff, 0x0, [0x5f]}, 0x2c) perf_event_open(&(0x7f0000000180)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x1a7b, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(r1) socket$kcm(0x2, 0x3, 0x2) ioctl$PERF_EVENT_IOC_SET_FILTER(r1, 0x8914, &(0x7f0000000380)="6e7230010060a19ef9d2c673d9a1571cb9e1369bcd61ef7e49793ae18712eceb1daa769497800b7fbbd35b170c10751d39aeb660d80ae49b8c4f3b3cad48902b5b2d6cfd0abd372c63bcf5d70df3fd4d2e8d443c88c60fd7140fbc0e5637dd82fc3435bed4de5d693c9a781c863e05d8a6f8689a5be29216061f3ff53f8b6b396678e7ba155ef9152d7e43b1eccb2331eb8eb1ed5586dcf8b3b0b999361a44ff2c22c2abbef42dd24eabe6723346a6e46c0499a21442d8d00dcb57f013ff7595edd0ff076930de3675d34117a44eb0e4f832936da44e") r2 = openat$tun(0xffffffffffffff9c, &(0x7f0000000140)='/dev/net/tun\x00', 0x0, 0x0) ioctl$TUNSETIFF(r2, 0x400454ca, &(0x7f0000000040)={"6e72300100", 0x801}) ioctl$TUNSETLINK(r2, 0x400454cd, 0x308) perf_event_open(&(0x7f000025c000)={0x0, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000001, 0x0, 0x2161f870, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) sendmsg(0xffffffffffffffff, &(0x7f0000000440)={&(0x7f0000000200)=@ax25={0x3, {"b8738e610d62ed"}}, 0x80, &(0x7f0000000040), 0x0, 0x0, 0x0, 0x4}, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(0xffffffffffffffff, 0x2400, 0x0) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f00000002c0)={0xffffffffffffffff, &(0x7f0000000300), &(0x7f0000000280)}, 0x20) openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000000)='rdma.current\x00', 0x0, 0x0) 15:01:58 executing program 5: r0 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(r0) socket$kcm(0xa, 0x5, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) perf_event_open(&(0x7f000025c000)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(0xffffffffffffffff) socket$kcm(0x29, 0x0, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(0xffffffffffffffff, 0x2400, 0x0) bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x0, 0x10bd}, 0x2c) bpf$PROG_LOAD(0x5, &(0x7f00000ba000)={0xd, 0x5, &(0x7f0000346fc8)=@framed={{}, [@alu={0x8000000201a7f19, 0x0, 0x201a7fa6, 0x48, 0x1}], {0x95, 0x9800}}, &(0x7f0000000000)='GPL\x00', 0x0, 0xfb, &(0x7f00001a7f05)=""/251}, 0x14) [ 1406.453580] FAULT_INJECTION: forcing a failure. [ 1406.453580] name failslab, interval 1, probability 0, space 0, times 0 [ 1406.484647] CPU: 0 PID: 12957 Comm: syz-executor4 Not tainted 4.19.0-rc2+ #50 [ 1406.491952] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1406.501316] Call Trace: 15:01:58 executing program 0: bpf$MAP_CREATE(0x0, &(0x7f0000000200)={0xf, 0x0, 0x0, 0x0, 0x100}, 0x2c) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f0000000300)={0xffffffffffffffff, &(0x7f0000000140)="1c2201d307d8b3f3f620fe3ec6fd3c6e09722d30986024db03b20384688a1db03553076bfb91ef4e0919768058a7c65284f2ecabbbf961711f56bd15e75f7a835c7893694e90f373b2da0080cf77703702bd9d9d15ca5daec9502cab6745", &(0x7f0000000200), 0x1}, 0x20) ioctl$PERF_EVENT_IOC_SET_FILTER(0xffffffffffffffff, 0x89f0, &(0x7f0000000300)='0\x00') [ 1406.503921] dump_stack+0x1c4/0x2b4 [ 1406.507632] ? dump_stack_print_info.cold.2+0x52/0x52 [ 1406.512876] should_fail.cold.4+0xa/0x17 [ 1406.516959] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 1406.522076] ? lock_release+0x970/0x970 [ 1406.526054] ? arch_local_save_flags+0x40/0x40 [ 1406.530637] ? graph_lock+0x170/0x170 [ 1406.534427] ? graph_lock+0x170/0x170 [ 1406.538219] ? find_held_lock+0x36/0x1c0 [ 1406.542269] ? __lock_is_held+0xb5/0x140 [ 1406.546323] ? ___might_sleep+0x1ed/0x300 [ 1406.550459] ? arch_local_save_flags+0x40/0x40 [ 1406.555026] ? kernfs_activate+0x21a/0x2c0 [ 1406.559252] __should_failslab+0x124/0x180 [ 1406.563487] should_failslab+0x9/0x14 [ 1406.567290] kmem_cache_alloc+0x2be/0x730 [ 1406.571429] ? lock_downgrade+0x900/0x900 [ 1406.575563] ? do_raw_spin_lock+0xc1/0x200 [ 1406.579783] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 1406.584786] __kernfs_new_node+0x127/0x8d0 [ 1406.589017] ? kernfs_dop_revalidate+0x3c0/0x3c0 [ 1406.593768] ? graph_lock+0x170/0x170 [ 1406.597558] ? __lock_is_held+0xb5/0x140 [ 1406.601611] ? wait_for_completion+0x8a0/0x8a0 [ 1406.606190] ? mutex_unlock+0xd/0x10 [ 1406.609889] ? kernfs_activate+0x21a/0x2c0 [ 1406.614111] ? kernfs_walk_and_get_ns+0x340/0x340 [ 1406.618945] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 1406.624469] ? kernfs_link_sibling+0x1d2/0x3b0 [ 1406.629046] kernfs_new_node+0x95/0x120 [ 1406.633025] __kernfs_create_file+0x5a/0x340 [ 1406.637423] sysfs_add_file_mode_ns+0x222/0x530 [ 1406.642083] internal_create_group+0x3df/0xd80 [ 1406.646659] ? remove_files.isra.1+0x190/0x190 [ 1406.651235] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 1406.656764] ? kernfs_create_link+0x1d4/0x250 [ 1406.661255] sysfs_create_groups+0x9b/0x141 [ 1406.665583] device_add+0x691/0x17f0 [ 1406.669302] ? get_device_parent.isra.27+0x5a0/0x5a0 [ 1406.674398] ? dev_set_name+0xad/0xe0 [ 1406.678195] ? device_initialize+0x5f0/0x5f0 [ 1406.682607] ? rtnl_is_locked+0xb5/0xf0 [ 1406.686651] ? rtnl_trylock+0x20/0x20 [ 1406.690456] netdev_register_kobject+0x187/0x3f0 [ 1406.695209] register_netdevice+0x99a/0x10f0 [ 1406.699629] ? netdev_change_features+0x110/0x110 [ 1406.704479] register_netdev+0x30/0x50 [ 1406.708362] br_add_bridge+0x9b/0xf0 [ 1406.712084] br_ioctl_deviceless_stub+0x991/0xac0 [ 1406.716936] ? find_held_lock+0x36/0x1c0 [ 1406.720991] ? old_dev_ioctl.isra.2+0x20e0/0x20e0 [ 1406.725825] ? __fget+0x4aa/0x740 [ 1406.729268] ? lock_downgrade+0x900/0x900 [ 1406.733402] ? check_preemption_disabled+0x48/0x200 [ 1406.738411] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 1406.744196] ? kasan_check_read+0x11/0x20 [ 1406.748332] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 1406.753612] ? old_dev_ioctl.isra.2+0x20e0/0x20e0 [ 1406.758448] sock_ioctl+0x2d5/0x680 [ 1406.762086] ? dlci_ioctl_set+0x40/0x40 [ 1406.766049] ? ksys_dup3+0x680/0x680 [ 1406.769751] ? find_held_lock+0x36/0x1c0 [ 1406.773805] ? __mutex_unlock_slowpath+0x197/0x8c0 [ 1406.778723] ? dlci_ioctl_set+0x40/0x40 [ 1406.782685] do_vfs_ioctl+0x1de/0x1720 [ 1406.786560] ? __lock_is_held+0xb5/0x140 [ 1406.790634] ? ioctl_preallocate+0x300/0x300 [ 1406.795029] ? __fget_light+0x2e9/0x430 [ 1406.798990] ? fget_raw+0x20/0x20 [ 1406.802430] ? __sb_end_write+0xd9/0x110 [ 1406.806481] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 1406.812002] ? fput+0x130/0x1a0 [ 1406.815269] ? do_syscall_64+0x9a/0x820 [ 1406.819237] ? do_syscall_64+0x9a/0x820 [ 1406.823213] ? lockdep_hardirqs_on+0x421/0x5c0 [ 1406.827782] ? security_file_ioctl+0x94/0xc0 [ 1406.832180] ksys_ioctl+0xa9/0xd0 [ 1406.835632] __x64_sys_ioctl+0x73/0xb0 [ 1406.839517] do_syscall_64+0x1b9/0x820 [ 1406.843388] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 1406.848736] ? syscall_return_slowpath+0x5e0/0x5e0 [ 1406.853668] ? trace_hardirqs_off+0x300/0x300 [ 1406.858157] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 1406.863159] ? recalc_sigpending_tsk+0x180/0x180 [ 1406.867915] ? kasan_check_write+0x14/0x20 [ 1406.872151] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 1406.876989] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 1406.882180] RIP: 0033:0x457099 [ 1406.885358] Code: fd b4 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b4 fb ff c3 66 2e 0f 1f 84 00 00 00 00 15:01:58 executing program 6: perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e6}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) bpf$MAP_DELETE_ELEM(0x3, &(0x7f0000000300)={0xffffffffffffffff, &(0x7f0000000240)}, 0x10) openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000180)="2f67726f75702e73746174003c23fb572a1f0294e6f378b41ad54b4d9d9a1f63f8785ad188a7e1c88875e05b18a4cb3a9cd12dcea440d899c22c652b3a471b4a7fa2f3fdf6e034d804e5f0df4b1dee483b157624c59c0100e89e6a357c000003", 0x2761, 0x0) 15:01:58 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) sendmsg(r0, &(0x7f0000000580)={0x0, 0x0, &(0x7f00000001c0)=[{&(0x7f0000000380)="b5", 0x20000381}], 0x1, &(0x7f0000001740), 0x0, 0x4}, 0x20000040) [ 1406.904250] RSP: 002b:00007f692aa02c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 1406.911965] RAX: ffffffffffffffda RBX: 00007f692aa036d4 RCX: 0000000000457099 [ 1406.919224] RDX: 0000000020000000 RSI: 00000000000089a0 RDI: 0000000000000003 [ 1406.926478] RBP: 00000000009300a0 R08: 0000000000000000 R09: 0000000000000000 [ 1406.933736] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000005 [ 1406.940992] R13: 00000000004cfe50 R14: 00000000004bec60 R15: 0000000000000023 15:01:58 executing program 2: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000340)) r0 = perf_event_open$cgroup(&(0x7f0000000000)={0x1, 0x70, 0xfffffffffffffe00, 0x4, 0xd466, 0x7, 0x0, 0x80000001, 0x1000, 0x1, 0x8, 0xffff, 0x2, 0x80000001, 0xe18b, 0x2, 0xc, 0x40b, 0x2, 0x3, 0xffffffffffff8000, 0x4, 0x4, 0x80, 0xfff, 0x7, 0x3f, 0x5, 0x10001, 0x101, 0x3, 0x7, 0xc1, 0x3, 0x8f, 0x5, 0x0, 0x8000, 0x0, 0x5, 0x0, @perf_config_ext={0x7, 0xfffffffffffffff8}, 0x1080, 0x1, 0x7, 0x5, 0x7, 0x1, 0x3}, 0xffffffffffffffff, 0xe, 0xffffffffffffffff, 0x4) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) r1 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(r1) r2 = socket$kcm(0x2, 0x3, 0x2) close(r2) ioctl$PERF_EVENT_IOC_SET_FILTER(r0, 0x8980, &(0x7f0000000080)="6e7230010060a19ef9d2c673d9a1571cb9e1369bcd61ef7e49793ae18712eceb1daa769497800b7fbbd35b170c10751d39aeb660d863e49b8c4f3b3cad48902b5b2d6cfd0abd372c63bcf5d70df3fd4d2e8d443c88c60fd7140fbc0e5637dd82fc3435bed4de5d693c9a781c863e05d8a6f8689a5be29216061f3ff53f8b6b396678e7ba155ef9152d7e43b1eccb2331eb8eb1ed5586dcf8b3b0b999361a44ff2c22c2abbef42dd24eabe6723346a6e46c0499a21442d8d00dcb57f013ff7595edd0ff076930de3675d34117a44eb0e4f832936da44e") 15:01:58 executing program 7: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000340)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) bpf$MAP_CREATE(0x0, &(0x7f0000000080)={0x0, 0x800000000004, 0x4, 0x9, 0x0, 0xffffffffffffffff, 0x0, [0x5f]}, 0x2c) perf_event_open(&(0x7f0000000180)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x1a7b, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(r1) socket$kcm(0x2, 0x3, 0x2) ioctl$PERF_EVENT_IOC_SET_FILTER(r1, 0x8914, &(0x7f0000000380)="6e7230010060a19ef9d2c673d9a1571cb9e1369bcd61ef7e49793ae18712eceb1daa769497800b7fbbd35b170c10751d39aeb660d825e49b8c4f3b3cad48902b5b2d6cfd0abd372c63bcf5d70df3fd4d2e8d443c88c60fd7140fbc0e5637dd82fc3435bed4de5d693c9a781c863e05d8a6f8689a5be29216061f3ff53f8b6b396678e7ba155ef9152d7e43b1eccb2331eb8eb1ed5586dcf8b3b0b999361a44ff2c22c2abbef42dd24eabe6723346a6e46c0499a21442d8d00dcb57f013ff7595edd0ff076930de3675d34117a44eb0e4f832936da44e") r2 = openat$tun(0xffffffffffffff9c, &(0x7f0000000140)='/dev/net/tun\x00', 0x0, 0x0) ioctl$TUNSETIFF(r2, 0x400454ca, &(0x7f0000000040)={"6e72300100", 0x801}) ioctl$TUNSETLINK(r2, 0x400454cd, 0x308) perf_event_open(&(0x7f000025c000)={0x0, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000001, 0x0, 0x2161f870, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) sendmsg(0xffffffffffffffff, &(0x7f0000000440)={&(0x7f0000000200)=@ax25={0x3, {"b8738e610d62ed"}}, 0x80, &(0x7f0000000040), 0x0, 0x0, 0x0, 0x4}, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(0xffffffffffffffff, 0x2400, 0x0) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f00000002c0)={0xffffffffffffffff, &(0x7f0000000300), &(0x7f0000000280)}, 0x20) openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000000)='rdma.current\x00', 0x0, 0x0) 15:01:59 executing program 4 (fault-call:1 fault-nth:36): socketpair(0x1, 0x80002, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_SET_FILTER(r0, 0x89a0, &(0x7f0000000000)='%d') 15:01:59 executing program 3: r0 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(r0) socket$kcm(0xa, 0x5, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) socket$kcm(0x29, 0x0, 0x0) bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x0, 0x10bd}, 0x2c) bpf$PROG_LOAD(0x5, &(0x7f00000ba000)={0xd, 0x5, &(0x7f0000346fc8)=@framed={{0x18, 0x0, 0x0, 0xa00000000000000}, [@alu={0x8000000201a7f19, 0x0, 0x201a7fa6, 0x48, 0x1, 0x88}]}, &(0x7f0000000000)='GPL\x00', 0x0, 0xfb, &(0x7f00001a7f05)=""/251}, 0x14) 15:01:59 executing program 5: r0 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(r0) socket$kcm(0xa, 0x5, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) perf_event_open(&(0x7f000025c000)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(0xffffffffffffffff) socket$kcm(0x29, 0x0, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(0xffffffffffffffff, 0x2400, 0x0) bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x0, 0x10bd}, 0x2c) bpf$PROG_LOAD(0x5, &(0x7f00000ba000)={0xd, 0x5, &(0x7f0000346fc8)=@framed={{}, [@alu={0x8000000201a7f19, 0x0, 0x201a7fa6, 0x48, 0x1}], {0x95, 0xffffff9f}}, &(0x7f0000000000)='GPL\x00', 0x0, 0xfb, &(0x7f00001a7f05)=""/251}, 0x14) 15:01:59 executing program 0: bpf$MAP_CREATE(0x0, &(0x7f0000000200)={0xf, 0x0, 0x0, 0x0, 0x100}, 0x2c) socketpair(0x1, 0x1, 0x0, &(0x7f0000000100)={0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_SET_FILTER(r0, 0x89f0, &(0x7f0000000300)='0\x00') 15:01:59 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) sendmsg(r0, &(0x7f0000000580)={0x0, 0x0, &(0x7f00000001c0)=[{&(0x7f0000000380)="b5", 0x7ffff000}], 0x1, &(0x7f0000001740), 0x0, 0x4}, 0x20000040) [ 1407.282933] FAULT_INJECTION: forcing a failure. [ 1407.282933] name failslab, interval 1, probability 0, space 0, times 0 [ 1407.318443] CPU: 0 PID: 12991 Comm: syz-executor4 Not tainted 4.19.0-rc2+ #50 [ 1407.325768] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1407.335127] Call Trace: [ 1407.337717] dump_stack+0x1c4/0x2b4 [ 1407.341335] ? dump_stack_print_info.cold.2+0x52/0x52 [ 1407.346519] should_fail.cold.4+0xa/0x17 [ 1407.351266] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 1407.356363] ? lock_release+0x970/0x970 [ 1407.360353] ? arch_local_save_flags+0x40/0x40 [ 1407.364949] ? graph_lock+0x170/0x170 [ 1407.368759] ? graph_lock+0x170/0x170 [ 1407.372576] ? find_held_lock+0x36/0x1c0 [ 1407.376664] ? __lock_is_held+0xb5/0x140 [ 1407.380753] ? ___might_sleep+0x1ed/0x300 [ 1407.384915] ? arch_local_save_flags+0x40/0x40 [ 1407.389505] ? kernfs_activate+0x21a/0x2c0 [ 1407.393763] __should_failslab+0x124/0x180 [ 1407.398191] should_failslab+0x9/0x14 [ 1407.402009] kmem_cache_alloc+0x2be/0x730 [ 1407.406192] ? lock_downgrade+0x900/0x900 [ 1407.410349] ? do_raw_spin_lock+0xc1/0x200 [ 1407.414612] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 1407.419663] __kernfs_new_node+0x127/0x8d0 [ 1407.423920] ? kernfs_dop_revalidate+0x3c0/0x3c0 [ 1407.428682] ? graph_lock+0x170/0x170 [ 1407.432494] ? __lock_is_held+0xb5/0x140 [ 1407.436911] ? wait_for_completion+0x8a0/0x8a0 [ 1407.441511] ? mutex_unlock+0xd/0x10 [ 1407.445233] ? kernfs_activate+0x21a/0x2c0 [ 1407.449478] ? kernfs_walk_and_get_ns+0x340/0x340 [ 1407.454324] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 1407.460351] ? kernfs_link_sibling+0x1d2/0x3b0 [ 1407.464941] kernfs_new_node+0x95/0x120 [ 1407.468922] __kernfs_create_file+0x5a/0x340 [ 1407.473335] sysfs_add_file_mode_ns+0x222/0x530 [ 1407.478016] internal_create_group+0x3df/0xd80 [ 1407.482619] ? remove_files.isra.1+0x190/0x190 [ 1407.487215] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 1407.492754] ? kernfs_create_link+0x1d4/0x250 [ 1407.497260] sysfs_create_groups+0x9b/0x141 [ 1407.501590] device_add+0x691/0x17f0 [ 1407.505328] ? get_device_parent.isra.27+0x5a0/0x5a0 [ 1407.510436] ? dev_set_name+0xad/0xe0 [ 1407.514240] ? device_initialize+0x5f0/0x5f0 [ 1407.518656] ? rtnl_is_locked+0xb5/0xf0 [ 1407.522646] ? rtnl_trylock+0x20/0x20 [ 1407.526456] netdev_register_kobject+0x187/0x3f0 [ 1407.531222] register_netdevice+0x99a/0x10f0 [ 1407.535650] ? netdev_change_features+0x110/0x110 [ 1407.540514] register_netdev+0x30/0x50 [ 1407.544408] br_add_bridge+0x9b/0xf0 [ 1407.548126] br_ioctl_deviceless_stub+0x991/0xac0 [ 1407.552976] ? find_held_lock+0x36/0x1c0 [ 1407.557040] ? old_dev_ioctl.isra.2+0x20e0/0x20e0 [ 1407.561886] ? __fget+0x4aa/0x740 [ 1407.565342] ? lock_downgrade+0x900/0x900 [ 1407.569492] ? check_preemption_disabled+0x48/0x200 [ 1407.574518] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 1407.580319] ? kasan_check_read+0x11/0x20 [ 1407.584470] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 1407.589772] ? old_dev_ioctl.isra.2+0x20e0/0x20e0 [ 1407.594621] sock_ioctl+0x2d5/0x680 [ 1407.598261] ? dlci_ioctl_set+0x40/0x40 [ 1407.602237] ? ksys_dup3+0x680/0x680 [ 1407.605951] ? find_held_lock+0x36/0x1c0 [ 1407.610023] ? __mutex_unlock_slowpath+0x197/0x8c0 [ 1407.614959] ? dlci_ioctl_set+0x40/0x40 [ 1407.618939] do_vfs_ioctl+0x1de/0x1720 [ 1407.622827] ? __lock_is_held+0xb5/0x140 [ 1407.626893] ? ioctl_preallocate+0x300/0x300 [ 1407.631307] ? __fget_light+0x2e9/0x430 [ 1407.635283] ? fget_raw+0x20/0x20 [ 1407.638764] ? __sb_end_write+0xd9/0x110 [ 1407.642831] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 1407.648365] ? fput+0x130/0x1a0 [ 1407.651658] ? do_syscall_64+0x9a/0x820 [ 1407.655649] ? do_syscall_64+0x9a/0x820 [ 1407.659637] ? lockdep_hardirqs_on+0x421/0x5c0 [ 1407.664226] ? security_file_ioctl+0x94/0xc0 [ 1407.668647] ksys_ioctl+0xa9/0xd0 [ 1407.672109] __x64_sys_ioctl+0x73/0xb0 [ 1407.676002] do_syscall_64+0x1b9/0x820 [ 1407.679891] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 1407.685263] ? syscall_return_slowpath+0x5e0/0x5e0 [ 1407.690196] ? trace_hardirqs_off+0x300/0x300 [ 1407.694693] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 1407.699720] ? recalc_sigpending_tsk+0x180/0x180 [ 1407.704481] ? kasan_check_write+0x14/0x20 [ 1407.708731] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 1407.713585] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 1407.718795] RIP: 0033:0x457099 15:01:59 executing program 6: perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e6}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) bpf$MAP_DELETE_ELEM(0x3, &(0x7f0000000300)={0xffffffffffffffff, &(0x7f0000000240)}, 0x10) openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000180)="2f67726f75702e73746174003c23fb572a1f0294e6f378b41ad54b4d9d9a1f63f8785ad188a7e1c88875e05b18a4cb3a9cd12dcea440d899c22c652b3a471b4a7fa2f3fdf6e034d804e5f0df4b1dee483b157624c59c0100e89e6a357c000000", 0x2761, 0x0) 15:01:59 executing program 2: r0 = bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f0000000080)={&(0x7f0000000040)='+}\x00'}, 0x10) write$cgroup_subtree(r0, &(0x7f00000000c0)={[{0x2b, 'memory'}, {0x0, 'memory'}, {0x2f, 'pids'}, {0x2f, 'memory'}, {0x2b, 'rdma'}]}, 0x24) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000140)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$TUNSETTXFILTER(r0, 0x400454d1, &(0x7f0000000180)={0x1, 0x2, [@empty, @dev={[], 0xc}]}) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) ioctl$PERF_EVENT_IOC_ID(r0, 0x80082407, &(0x7f0000000100)) socketpair$unix(0x1, 0x2d5b907ae73352e5, 0x0, &(0x7f0000000000)) r2 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(r2) socket$kcm(0x2, 0x3, 0x2) ioctl$PERF_EVENT_IOC_SET_FILTER(r2, 0x8980, &(0x7f0000000380)="6e7230010060a19ef9d2c673d9a1571cb9e1369bcd61ef7e49793ae18712eceb1daa769497800b7fbbd35b170c10751d39aeb660d863e49b8c4f3b3cad48902b5b2d6cfd0abd372c63bcf5d70df3fd4d2e8d443c88c60fd7140fbc0e5637dd82fc3435bed4de5d693c9a781c863e05d8a6f8689a5be29216061f3ff53f8b6b396678e7ba155ef9152d7e43b1eccb2331eb8eb1ed5586dcf8b3b0b999361a44ff2c22c2abbef42dd24eabe6723346a6e46c0499a21442d8d00dcb57f013ff7595edd0ff076930de3675d34117a44eb0e4f832936da44e") [ 1407.721989] Code: fd b4 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b4 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 1407.740891] RSP: 002b:00007f692aa02c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 1407.748617] RAX: ffffffffffffffda RBX: 00007f692aa036d4 RCX: 0000000000457099 [ 1407.755909] RDX: 0000000020000000 RSI: 00000000000089a0 RDI: 0000000000000003 [ 1407.763187] RBP: 00000000009300a0 R08: 0000000000000000 R09: 0000000000000000 [ 1407.770461] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000005 [ 1407.777736] R13: 00000000004cfe50 R14: 00000000004bec60 R15: 0000000000000024 15:01:59 executing program 4 (fault-call:1 fault-nth:37): socketpair(0x1, 0x80002, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_SET_FILTER(r0, 0x89a0, &(0x7f0000000000)='%d') 15:01:59 executing program 0: bpf$MAP_UPDATE_ELEM(0x2, &(0x7f0000000300)={0xffffffffffffffff, &(0x7f0000000140)="1c2201d307d8b3f3f620fe3ec6fd3c6e09722d30986024db03b20384688a1db03553076bfb91ef4e0919768058a7c65284f2ecabbbf961711f56bd15e75f7a835c7893694e90f373b2da0080cf77703702bd9d9d15ca5daec9502cab6745", &(0x7f0000000200), 0x1}, 0x20) socketpair(0x1, 0x1, 0x0, &(0x7f0000000100)={0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_SET_FILTER(r0, 0x89f0, &(0x7f0000000300)='0\x00') 15:01:59 executing program 3: r0 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(r0) socket$kcm(0xa, 0x5, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) socket$kcm(0x29, 0x0, 0x0) bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x0, 0x10bd}, 0x2c) bpf$PROG_LOAD(0x5, &(0x7f00000ba000)={0xd, 0x5, &(0x7f0000346fc8)=@framed={{0x18, 0x0, 0x0, 0x4000000000000000}, [@alu={0x8000000201a7f19, 0x0, 0x201a7fa6, 0x48, 0x1, 0x88}]}, &(0x7f0000000000)='GPL\x00', 0x0, 0xfb, &(0x7f00001a7f05)=""/251}, 0x14) 15:01:59 executing program 5: r0 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(r0) socket$kcm(0xa, 0x5, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) perf_event_open(&(0x7f000025c000)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(0xffffffffffffffff) socket$kcm(0x29, 0x0, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(0xffffffffffffffff, 0x2400, 0x0) bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x0, 0x10bd}, 0x2c) bpf$PROG_LOAD(0x5, &(0x7f00000ba000)={0xd, 0x5, &(0x7f0000346fc8)=@framed={{}, [@alu={0x8000000201a7f19, 0x0, 0x201a7fa6, 0x48, 0x1}], {0x95, 0x106}}, &(0x7f0000000000)='GPL\x00', 0x0, 0xfb, &(0x7f00001a7f05)=""/251}, 0x14) 15:01:59 executing program 7: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000340)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) bpf$MAP_CREATE(0x0, &(0x7f0000000080)={0x0, 0x800000000004, 0x4, 0x9, 0x0, 0xffffffffffffffff, 0x0, [0x5f]}, 0x2c) perf_event_open(&(0x7f0000000180)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x1a7b, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(r1) socket$kcm(0x2, 0x3, 0x2) ioctl$PERF_EVENT_IOC_SET_FILTER(r1, 0x8914, &(0x7f0000000380)="6e7230010060a19ef9d2c673d9a1571cb9e1369bcd61ef7e49793ae18712eceb1daa769497800b7fbbd35b170c10751d39aeb660d863e49b8c4f3b09ad48902b5b2d6cfd0abd372c63bcf5d70df3fd4d2e8d443c88c60fd7140fbc0e5637dd82fc3435bed4de5d693c9a781c863e05d8a6f8689a5be29216061f3ff53f8b6b396678e7ba155ef9152d7e43b1eccb2331eb8eb1ed5586dcf8b3b0b999361a44ff2c22c2abbef42dd24eabe6723346a6e46c0499a21442d8d00dcb57f013ff7595edd0ff076930de3675d34117a44eb0e4f832936da44e") r2 = openat$tun(0xffffffffffffff9c, &(0x7f0000000140)='/dev/net/tun\x00', 0x0, 0x0) ioctl$TUNSETIFF(r2, 0x400454ca, &(0x7f0000000040)={"6e72300100", 0x801}) ioctl$TUNSETLINK(r2, 0x400454cd, 0x308) perf_event_open(&(0x7f000025c000)={0x0, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000001, 0x0, 0x2161f870, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) sendmsg(0xffffffffffffffff, &(0x7f0000000440)={&(0x7f0000000200)=@ax25={0x3, {"b8738e610d62ed"}}, 0x80, &(0x7f0000000040), 0x0, 0x0, 0x0, 0x4}, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(0xffffffffffffffff, 0x2400, 0x0) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f00000002c0)={0xffffffffffffffff, &(0x7f0000000300), &(0x7f0000000280)}, 0x20) openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000000)='rdma.current\x00', 0x0, 0x0) 15:02:00 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) sendmsg(r0, &(0x7f0000000580)={0x0, 0x0, &(0x7f00000001c0)=[{&(0x7f0000000380)="b5", 0xc0}], 0x1, &(0x7f0000001740), 0x0, 0x4}, 0x20000040) 15:02:00 executing program 6: perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e6}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) bpf$MAP_DELETE_ELEM(0x3, &(0x7f0000000300)={0xffffffffffffffff, &(0x7f0000000240)}, 0x10) openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000180)="2f67726f75702e73746174003c23fb572a1f0294e6f378b41ad54b4d9d9a1f63f8785ad188a7e1c88875e05b18a4cb3a9cd12dcea440d899c22c652b3a471b4a7fa2f3fdf6e034d804e5f0df4b1dee483b157624c59c0100e89e6a357c000000", 0x2761, 0x0) [ 1408.051471] FAULT_INJECTION: forcing a failure. [ 1408.051471] name failslab, interval 1, probability 0, space 0, times 0 [ 1408.116744] CPU: 1 PID: 13024 Comm: syz-executor4 Not tainted 4.19.0-rc2+ #50 [ 1408.124065] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1408.133415] Call Trace: [ 1408.136006] dump_stack+0x1c4/0x2b4 [ 1408.139819] ? dump_stack_print_info.cold.2+0x52/0x52 [ 1408.145026] should_fail.cold.4+0xa/0x17 [ 1408.149094] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 1408.154207] ? lock_release+0x970/0x970 [ 1408.158183] ? arch_local_save_flags+0x40/0x40 [ 1408.162769] ? graph_lock+0x170/0x170 [ 1408.166575] ? graph_lock+0x170/0x170 [ 1408.170396] ? find_held_lock+0x36/0x1c0 [ 1408.174463] ? __lock_is_held+0xb5/0x140 [ 1408.178541] ? ___might_sleep+0x1ed/0x300 [ 1408.182698] ? arch_local_save_flags+0x40/0x40 [ 1408.187287] ? kernfs_activate+0x21a/0x2c0 [ 1408.191537] __should_failslab+0x124/0x180 [ 1408.195775] should_failslab+0x9/0x14 [ 1408.199580] kmem_cache_alloc+0x2be/0x730 [ 1408.203740] ? lock_downgrade+0x900/0x900 [ 1408.207888] ? do_raw_spin_lock+0xc1/0x200 [ 1408.212142] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 1408.217172] __kernfs_new_node+0x127/0x8d0 [ 1408.221428] ? kernfs_dop_revalidate+0x3c0/0x3c0 [ 1408.226189] ? graph_lock+0x170/0x170 [ 1408.230001] ? __lock_is_held+0xb5/0x140 [ 1408.234068] ? wait_for_completion+0x8a0/0x8a0 [ 1408.238683] ? mutex_unlock+0xd/0x10 [ 1408.242423] ? kernfs_activate+0x21a/0x2c0 [ 1408.246704] ? kernfs_walk_and_get_ns+0x340/0x340 [ 1408.251552] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 1408.257090] ? kernfs_link_sibling+0x1d2/0x3b0 [ 1408.261716] kernfs_new_node+0x95/0x120 [ 1408.265710] __kernfs_create_file+0x5a/0x340 [ 1408.270136] sysfs_add_file_mode_ns+0x222/0x530 [ 1408.274817] internal_create_group+0x3df/0xd80 [ 1408.279416] ? remove_files.isra.1+0x190/0x190 [ 1408.284008] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 1408.289553] ? kernfs_create_link+0x1d4/0x250 [ 1408.294065] sysfs_create_groups+0x9b/0x141 [ 1408.298400] device_add+0x691/0x17f0 [ 1408.302138] ? get_device_parent.isra.27+0x5a0/0x5a0 [ 1408.307255] ? dev_set_name+0xad/0xe0 [ 1408.311060] ? device_initialize+0x5f0/0x5f0 [ 1408.315478] ? rtnl_is_locked+0xb5/0xf0 [ 1408.319455] ? rtnl_trylock+0x20/0x20 [ 1408.323271] netdev_register_kobject+0x187/0x3f0 [ 1408.328035] register_netdevice+0x99a/0x10f0 [ 1408.332452] ? netdev_change_features+0x110/0x110 [ 1408.337312] register_netdev+0x30/0x50 [ 1408.341204] br_add_bridge+0x9b/0xf0 [ 1408.344921] br_ioctl_deviceless_stub+0x991/0xac0 [ 1408.349768] ? find_held_lock+0x36/0x1c0 [ 1408.353832] ? old_dev_ioctl.isra.2+0x20e0/0x20e0 [ 1408.358680] ? __fget+0x4aa/0x740 [ 1408.362137] ? lock_downgrade+0x900/0x900 [ 1408.366286] ? check_preemption_disabled+0x48/0x200 [ 1408.371316] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 1408.377116] ? kasan_check_read+0x11/0x20 [ 1408.381274] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 1408.386581] ? old_dev_ioctl.isra.2+0x20e0/0x20e0 [ 1408.391432] sock_ioctl+0x2d5/0x680 [ 1408.395059] ? dlci_ioctl_set+0x40/0x40 [ 1408.399034] ? ksys_dup3+0x680/0x680 [ 1408.402750] ? find_held_lock+0x36/0x1c0 [ 1408.406818] ? __mutex_unlock_slowpath+0x197/0x8c0 [ 1408.412018] ? dlci_ioctl_set+0x40/0x40 [ 1408.415995] do_vfs_ioctl+0x1de/0x1720 [ 1408.419884] ? __lock_is_held+0xb5/0x140 [ 1408.423947] ? ioctl_preallocate+0x300/0x300 [ 1408.428362] ? __fget_light+0x2e9/0x430 [ 1408.432336] ? fget_raw+0x20/0x20 [ 1408.436177] ? __sb_end_write+0xd9/0x110 [ 1408.440248] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 1408.445786] ? fput+0x130/0x1a0 [ 1408.449068] ? do_syscall_64+0x9a/0x820 [ 1408.453041] ? do_syscall_64+0x9a/0x820 [ 1408.457017] ? lockdep_hardirqs_on+0x421/0x5c0 [ 1408.461614] ? security_file_ioctl+0x94/0xc0 [ 1408.466028] ksys_ioctl+0xa9/0xd0 [ 1408.469486] __x64_sys_ioctl+0x73/0xb0 [ 1408.473379] do_syscall_64+0x1b9/0x820 [ 1408.477267] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 1408.482640] ? syscall_return_slowpath+0x5e0/0x5e0 [ 1408.487617] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 1408.492470] ? trace_hardirqs_off+0x300/0x300 [ 1408.496970] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 1408.501989] ? prepare_exit_to_usermode+0x291/0x3b0 [ 1408.507013] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 1408.511869] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 1408.517056] RIP: 0033:0x457099 [ 1408.520254] Code: fd b4 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b4 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 1408.539163] RSP: 002b:00007f692aa02c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 1408.546885] RAX: ffffffffffffffda RBX: 00007f692aa036d4 RCX: 0000000000457099 [ 1408.554155] RDX: 0000000020000000 RSI: 00000000000089a0 RDI: 0000000000000003 [ 1408.561425] RBP: 00000000009300a0 R08: 0000000000000000 R09: 0000000000000000 [ 1408.568689] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000005 [ 1408.575956] R13: 00000000004cfe50 R14: 00000000004bec60 R15: 0000000000000025 15:02:00 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) sendmsg(r0, &(0x7f0000000580)={0x0, 0x0, &(0x7f00000001c0)=[{&(0x7f0000000380)="b5", 0x301}], 0x1, &(0x7f0000001740), 0x0, 0x4}, 0x20000040) 15:02:00 executing program 3: r0 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(r0) socket$kcm(0xa, 0x5, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) socket$kcm(0x29, 0x0, 0x0) bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x0, 0x10bd}, 0x2c) bpf$PROG_LOAD(0x5, &(0x7f00000ba000)={0xd, 0x5, &(0x7f0000346fc8)=@framed={{0x18, 0x0, 0x0, 0x9cffffff00000000}, [@alu={0x8000000201a7f19, 0x0, 0x201a7fa6, 0x48, 0x1, 0x88}]}, &(0x7f0000000000)='GPL\x00', 0x0, 0xfb, &(0x7f00001a7f05)=""/251}, 0x14) 15:02:00 executing program 2: r0 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(r0) socket$kcm(0x2, 0x3, 0x2) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) bpf$MAP_CREATE(0x0, &(0x7f0000214fd4)={0xe, 0x4, 0x4000000004, 0xffff, 0x0, 0xffffffffffffffff, 0x0, [0x305f, 0xa]}, 0x2c) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000340)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000000)='cpuacct.usage_percpu_user\x00', 0x0, 0x0) r3 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfffffffffffffffd, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, r2, 0x0) close(r3) socket$kcm(0x2, 0x3, 0x2) ioctl$PERF_EVENT_IOC_SET_FILTER(r3, 0x8980, &(0x7f0000000380)="6e7230010060a19ef9d2c673d9a1571cb9e1369bcd61ef7e49793ae18712eceb1daa769497800b7fbbd35b170c10751d39aeb660d863e49b8c4f3b3cad48902b5b2d6cfd0abd372c63bcf5d70df3fd4d2e8d443c88c60fd7140fbc0e5637dd82fc3435bed4de5d693c9a781c863e05d8a6f8689a5be29216061f3ff53f8b6b396678e7ba155ef9152d7e43b1eccb2331eb8eb1ed5586dcf8b3b0b999361a44ff2c22c2abbef42dd24eabe6723346a6e46c0499a21442d8d00dcb57f013ff7595edd0ff076930de3675d34117a44eb0e4f832936da44e") 15:02:00 executing program 0: bpf$MAP_CREATE(0x0, &(0x7f0000000200)={0x0, 0x0, 0x0, 0x0, 0x100}, 0x2c) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f0000000300)={0xffffffffffffffff, &(0x7f0000000140)="1c2201d307d8b3f3f620fe3ec6fd3c6e09722d30986024db03b20384688a1db03553076bfb91ef4e0919768058a7c65284f2ecabbbf961711f56bd15e75f7a835c7893694e90f373b2da0080cf77703702bd9d9d15ca5daec9502cab6745", &(0x7f0000000200), 0x1}, 0x20) socketpair(0x1, 0x1, 0x0, &(0x7f0000000100)={0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_SET_FILTER(r0, 0x89f0, &(0x7f0000000300)='0\x00') 15:02:00 executing program 4 (fault-call:1 fault-nth:38): socketpair(0x1, 0x80002, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_SET_FILTER(r0, 0x89a0, &(0x7f0000000000)='%d') 15:02:00 executing program 5: r0 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(r0) socket$kcm(0xa, 0x5, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) perf_event_open(&(0x7f000025c000)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(0xffffffffffffffff) socket$kcm(0x29, 0x0, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(0xffffffffffffffff, 0x2400, 0x0) bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x0, 0x10bd}, 0x2c) bpf$PROG_LOAD(0x5, &(0x7f00000ba000)={0xd, 0x5, &(0x7f0000346fc8)=@framed={{}, [@alu={0x8000000201a7f19, 0x0, 0x201a7fa6, 0x48, 0x1}], {0x95, 0x60}}, &(0x7f0000000000)='GPL\x00', 0x0, 0xfb, &(0x7f00001a7f05)=""/251}, 0x14) 15:02:00 executing program 7: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000340)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) bpf$MAP_CREATE(0x0, &(0x7f0000000080)={0x0, 0x800000000004, 0x4, 0x9, 0x0, 0xffffffffffffffff, 0x0, [0x5f]}, 0x2c) perf_event_open(&(0x7f0000000180)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x1a7b, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(r1) socket$kcm(0x2, 0x3, 0x2) ioctl$PERF_EVENT_IOC_SET_FILTER(r1, 0x8914, &(0x7f0000000380)="6e7230010060a19ef9d2c673d9a1571cb9e1369bcd61ef7e49793ae18712eceb1daa769497800b7fbbd35b170c10751d39aeb660d863e49b8c4f3b38ad48902b5b2d6cfd0abd372c63bcf5d70df3fd4d2e8d443c88c60fd7140fbc0e5637dd82fc3435bed4de5d693c9a781c863e05d8a6f8689a5be29216061f3ff53f8b6b396678e7ba155ef9152d7e43b1eccb2331eb8eb1ed5586dcf8b3b0b999361a44ff2c22c2abbef42dd24eabe6723346a6e46c0499a21442d8d00dcb57f013ff7595edd0ff076930de3675d34117a44eb0e4f832936da44e") r2 = openat$tun(0xffffffffffffff9c, &(0x7f0000000140)='/dev/net/tun\x00', 0x0, 0x0) ioctl$TUNSETIFF(r2, 0x400454ca, &(0x7f0000000040)={"6e72300100", 0x801}) ioctl$TUNSETLINK(r2, 0x400454cd, 0x308) perf_event_open(&(0x7f000025c000)={0x0, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000001, 0x0, 0x2161f870, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) sendmsg(0xffffffffffffffff, &(0x7f0000000440)={&(0x7f0000000200)=@ax25={0x3, {"b8738e610d62ed"}}, 0x80, &(0x7f0000000040), 0x0, 0x0, 0x0, 0x4}, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(0xffffffffffffffff, 0x2400, 0x0) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f00000002c0)={0xffffffffffffffff, &(0x7f0000000300), &(0x7f0000000280)}, 0x20) openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000000)='rdma.current\x00', 0x0, 0x0) 15:02:00 executing program 6: perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e6}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) bpf$MAP_DELETE_ELEM(0x3, &(0x7f0000000300)={0xffffffffffffffff, &(0x7f0000000240)}, 0x10) openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000180)="2f67726f75702e73746174003c23fb572a1f0294e6f378b41ad54b4d9d9a1f63f8785ad188a7e1c88875e05b18a4cb3a9cd12dcea440d899c22c652b3a471b4a7fa2f3fdf6e034d804e5f0df4b1dee483b157624c59c0100e89e6a357c00ebff", 0x2761, 0x0) [ 1408.931656] FAULT_INJECTION: forcing a failure. [ 1408.931656] name failslab, interval 1, probability 0, space 0, times 0 [ 1408.949461] CPU: 0 PID: 13068 Comm: syz-executor4 Not tainted 4.19.0-rc2+ #50 [ 1408.956806] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1408.966162] Call Trace: [ 1408.968761] dump_stack+0x1c4/0x2b4 [ 1408.972377] ? dump_stack_print_info.cold.2+0x52/0x52 [ 1408.977598] should_fail.cold.4+0xa/0x17 [ 1408.981670] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 1408.986783] ? lock_release+0x970/0x970 [ 1408.990743] ? arch_local_save_flags+0x40/0x40 [ 1408.995313] ? graph_lock+0x170/0x170 [ 1408.999101] ? graph_lock+0x170/0x170 [ 1409.002896] ? find_held_lock+0x36/0x1c0 [ 1409.006945] ? __lock_is_held+0xb5/0x140 [ 1409.010998] ? ___might_sleep+0x1ed/0x300 [ 1409.015134] ? arch_local_save_flags+0x40/0x40 [ 1409.019702] ? kernfs_activate+0x21a/0x2c0 [ 1409.023931] __should_failslab+0x124/0x180 [ 1409.028169] should_failslab+0x9/0x14 [ 1409.031973] kmem_cache_alloc+0x2be/0x730 [ 1409.036112] ? lock_downgrade+0x900/0x900 [ 1409.040251] ? do_raw_spin_lock+0xc1/0x200 [ 1409.044497] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 1409.049525] __kernfs_new_node+0x127/0x8d0 [ 1409.053772] ? kernfs_dop_revalidate+0x3c0/0x3c0 [ 1409.058528] ? graph_lock+0x170/0x170 [ 1409.062323] ? __lock_is_held+0xb5/0x140 [ 1409.066375] ? wait_for_completion+0x8a0/0x8a0 [ 1409.070954] ? mutex_unlock+0xd/0x10 [ 1409.074661] ? kernfs_activate+0x21a/0x2c0 [ 1409.078887] ? kernfs_walk_and_get_ns+0x340/0x340 [ 1409.083738] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 1409.089294] ? kernfs_link_sibling+0x1d2/0x3b0 [ 1409.093891] kernfs_new_node+0x95/0x120 [ 1409.097882] __kernfs_create_file+0x5a/0x340 [ 1409.102295] sysfs_add_file_mode_ns+0x222/0x530 [ 1409.106974] internal_create_group+0x3df/0xd80 [ 1409.111557] ? remove_files.isra.1+0x190/0x190 [ 1409.116137] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 1409.121662] ? kernfs_create_link+0x1d4/0x250 [ 1409.126153] sysfs_create_groups+0x9b/0x141 [ 1409.130464] device_add+0x691/0x17f0 [ 1409.134171] ? get_device_parent.isra.27+0x5a0/0x5a0 [ 1409.139288] ? dev_set_name+0xad/0xe0 [ 1409.143094] ? device_initialize+0x5f0/0x5f0 [ 1409.147498] ? rtnl_is_locked+0xb5/0xf0 [ 1409.151470] ? rtnl_trylock+0x20/0x20 [ 1409.155279] netdev_register_kobject+0x187/0x3f0 [ 1409.160026] register_netdevice+0x99a/0x10f0 [ 1409.164428] ? netdev_change_features+0x110/0x110 [ 1409.169293] register_netdev+0x30/0x50 [ 1409.173207] br_add_bridge+0x9b/0xf0 [ 1409.176915] br_ioctl_deviceless_stub+0x991/0xac0 [ 1409.181749] ? find_held_lock+0x36/0x1c0 [ 1409.185804] ? old_dev_ioctl.isra.2+0x20e0/0x20e0 [ 1409.190649] ? __fget+0x4aa/0x740 [ 1409.194097] ? lock_downgrade+0x900/0x900 [ 1409.198241] ? check_preemption_disabled+0x48/0x200 [ 1409.203255] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 1409.209046] ? kasan_check_read+0x11/0x20 [ 1409.213188] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 1409.218466] ? old_dev_ioctl.isra.2+0x20e0/0x20e0 [ 1409.223298] sock_ioctl+0x2d5/0x680 [ 1409.226914] ? dlci_ioctl_set+0x40/0x40 [ 1409.230874] ? ksys_dup3+0x680/0x680 [ 1409.234573] ? find_held_lock+0x36/0x1c0 [ 1409.238638] ? __mutex_unlock_slowpath+0x197/0x8c0 [ 1409.243555] ? dlci_ioctl_set+0x40/0x40 [ 1409.247516] do_vfs_ioctl+0x1de/0x1720 [ 1409.251410] ? __lock_is_held+0xb5/0x140 [ 1409.255470] ? ioctl_preallocate+0x300/0x300 [ 1409.259863] ? __fget_light+0x2e9/0x430 [ 1409.263821] ? fget_raw+0x20/0x20 [ 1409.267279] ? __sb_end_write+0xd9/0x110 [ 1409.271329] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 1409.276852] ? fput+0x130/0x1a0 [ 1409.280117] ? do_syscall_64+0x9a/0x820 [ 1409.284079] ? do_syscall_64+0x9a/0x820 [ 1409.288054] ? lockdep_hardirqs_on+0x421/0x5c0 [ 1409.292646] ? security_file_ioctl+0x94/0xc0 [ 1409.297042] ksys_ioctl+0xa9/0xd0 [ 1409.300491] __x64_sys_ioctl+0x73/0xb0 [ 1409.304365] do_syscall_64+0x1b9/0x820 [ 1409.308242] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 1409.313613] ? syscall_return_slowpath+0x5e0/0x5e0 [ 1409.318548] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 1409.323379] ? trace_hardirqs_off+0x300/0x300 [ 1409.327872] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 1409.332889] ? prepare_exit_to_usermode+0x291/0x3b0 [ 1409.337906] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 1409.342744] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 1409.347924] RIP: 0033:0x457099 [ 1409.351114] Code: fd b4 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b4 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 1409.370009] RSP: 002b:00007f692aa02c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 15:02:01 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) sendmsg(r0, &(0x7f0000000580)={0x0, 0x0, &(0x7f00000001c0)=[{&(0x7f0000000380)="b5", 0x2}], 0x1, &(0x7f0000001740), 0x0, 0x4}, 0x20000040) 15:02:01 executing program 0: bpf$MAP_CREATE(0x0, &(0x7f0000000200)={0xf}, 0x2c) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f0000000300)={0xffffffffffffffff, &(0x7f0000000140)="1c2201d307d8b3f3f620fe3ec6fd3c6e09722d30986024db03b20384688a1db03553076bfb91ef4e0919768058a7c65284f2ecabbbf961711f56bd15e75f7a835c7893694e90f373b2da0080cf77703702bd9d9d15ca5daec9502cab6745", &(0x7f0000000200), 0x1}, 0x20) socketpair(0x1, 0x1, 0x0, &(0x7f0000000100)={0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_SET_FILTER(r0, 0x89f0, &(0x7f0000000300)='0\x00') [ 1409.377712] RAX: ffffffffffffffda RBX: 00007f692aa036d4 RCX: 0000000000457099 [ 1409.384974] RDX: 0000000020000000 RSI: 00000000000089a0 RDI: 0000000000000003 [ 1409.392235] RBP: 00000000009300a0 R08: 0000000000000000 R09: 0000000000000000 [ 1409.399491] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000005 [ 1409.406750] R13: 00000000004cfe50 R14: 00000000004bec60 R15: 0000000000000026 15:02:01 executing program 4 (fault-call:1 fault-nth:39): socketpair(0x1, 0x80002, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_SET_FILTER(r0, 0x89a0, &(0x7f0000000000)='%d') 15:02:01 executing program 3: r0 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(r0) socket$kcm(0xa, 0x5, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) socket$kcm(0x29, 0x0, 0x0) bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x0, 0x10bd}, 0x2c) bpf$PROG_LOAD(0x5, &(0x7f00000ba000)={0xd, 0x5, &(0x7f0000346fc8)=@framed={{0x18, 0x0, 0x0, 0x3c000000}, [@alu={0x8000000201a7f19, 0x0, 0x201a7fa6, 0x48, 0x1, 0x88}]}, &(0x7f0000000000)='GPL\x00', 0x0, 0xfb, &(0x7f00001a7f05)=""/251}, 0x14) 15:02:01 executing program 5: r0 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(r0) socket$kcm(0xa, 0x5, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) perf_event_open(&(0x7f000025c000)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(0xffffffffffffffff) socket$kcm(0x29, 0x0, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(0xffffffffffffffff, 0x2400, 0x0) bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x0, 0x10bd}, 0x2c) bpf$PROG_LOAD(0x5, &(0x7f00000ba000)={0xd, 0x5, &(0x7f0000346fc8)=@framed={{}, [@alu={0x8000000201a7f19, 0x0, 0x201a7fa6, 0x48, 0x1}], {0x95, 0xffffffffa0010000}}, &(0x7f0000000000)='GPL\x00', 0x0, 0xfb, &(0x7f00001a7f05)=""/251}, 0x14) 15:02:01 executing program 2: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000340)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) r1 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfffffffffffffffd, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2000, 0x0, 0xfff, 0x0, 0x0, 0x0, @perf_config_ext, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4000000000000000}, 0x0, 0xf, 0xffffffffffffffff, 0x0) close(r1) socket$kcm(0x2, 0x3, 0x2) ioctl$PERF_EVENT_IOC_SET_FILTER(r1, 0x8980, &(0x7f0000000380)="6e7230010060a19ef9d2c673d9a1571cb9e1369bcd61ef7e49793ae18712eceb1daa769497800b7fbbd35b170c10751d39aeb660d863e49b8c4f3b3cad48902b5b2d6cfd0abd372c63bcf5d70df3fd4d2e8d443c88c60fd7140fbc0e5637dd82fc3435bed4de5d693c9a781c863e05d8a6f8689a5be29216061f3ff53f8b6b396678e7ba155ef9152d7e43b1eccb2331eb8eb1ed5586dcf8b3b0b999361a44ff2c22c2abbef42dd24eabe6723346a6e46c0499a21442d8d00dcb57f013ff7595edd0ff076930de3675d34117a44eb0e4f832936da44e") 15:02:01 executing program 0: bpf$MAP_CREATE(0x0, &(0x7f0000000200)={0xf}, 0x2c) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f0000000300)={0xffffffffffffffff, &(0x7f0000000140), &(0x7f0000000200), 0x1}, 0x20) socketpair(0x1, 0x1, 0x0, &(0x7f0000000100)={0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_SET_FILTER(r0, 0x89f0, &(0x7f0000000300)='0\x00') 15:02:01 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) sendmsg(r0, &(0x7f0000000580)={0x0, 0x0, &(0x7f00000001c0)=[{&(0x7f0000000380)="b5", 0xfffffdef}], 0x1, &(0x7f0000001740), 0x0, 0x4}, 0x20000040) 15:02:01 executing program 7: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000340)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) bpf$MAP_CREATE(0x0, &(0x7f0000000080)={0x0, 0x800000000004, 0x4, 0x9, 0x0, 0xffffffffffffffff, 0x0, [0x5f]}, 0x2c) perf_event_open(&(0x7f0000000180)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x1a7b, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(r1) socket$kcm(0x2, 0x3, 0x2) ioctl$PERF_EVENT_IOC_SET_FILTER(r1, 0x8914, &(0x7f0000000380)="6e7230010060a19ef9d2c673d9a1571cb9e1369bcd61ef7e49793ae18712eceb1daa769497800b7fbbd35b170c10751d39aeb660d863e49b8c4f3b3cadc0902b5b2d6cfd0abd372c63bcf5d70df3fd4d2e8d443c88c60fd7140fbc0e5637dd82fc3435bed4de5d693c9a781c863e05d8a6f8689a5be29216061f3ff53f8b6b396678e7ba155ef9152d7e43b1eccb2331eb8eb1ed5586dcf8b3b0b999361a44ff2c22c2abbef42dd24eabe6723346a6e46c0499a21442d8d00dcb57f013ff7595edd0ff076930de3675d34117a44eb0e4f832936da44e") r2 = openat$tun(0xffffffffffffff9c, &(0x7f0000000140)='/dev/net/tun\x00', 0x0, 0x0) ioctl$TUNSETIFF(r2, 0x400454ca, &(0x7f0000000040)={"6e72300100", 0x801}) ioctl$TUNSETLINK(r2, 0x400454cd, 0x308) perf_event_open(&(0x7f000025c000)={0x0, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000001, 0x0, 0x2161f870, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) sendmsg(0xffffffffffffffff, &(0x7f0000000440)={&(0x7f0000000200)=@ax25={0x3, {"b8738e610d62ed"}}, 0x80, &(0x7f0000000040), 0x0, 0x0, 0x0, 0x4}, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(0xffffffffffffffff, 0x2400, 0x0) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f00000002c0)={0xffffffffffffffff, &(0x7f0000000300), &(0x7f0000000280)}, 0x20) openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000000)='rdma.current\x00', 0x0, 0x0) 15:02:01 executing program 6: perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e6}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) bpf$MAP_DELETE_ELEM(0x3, &(0x7f0000000300)={0xffffffffffffffff, &(0x7f0000000240)}, 0x10) openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000180)="2f67726f75702e73746174003c23fb572a1f0294e6f378b41ad54b4d9d9a1f63f8785ad188a7e1c88875e05b18a4cb3a9cd12dcea440d899c22c652b3a471b4a7fa2f3fdf6e034d804e5f0df4b1dee483b157624c59c0100e89e6a357c00feff", 0x2761, 0x0) [ 1409.727415] FAULT_INJECTION: forcing a failure. [ 1409.727415] name failslab, interval 1, probability 0, space 0, times 0 [ 1409.746116] CPU: 0 PID: 13094 Comm: syz-executor4 Not tainted 4.19.0-rc2+ #50 [ 1409.753437] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1409.762797] Call Trace: [ 1409.765374] dump_stack+0x1c4/0x2b4 [ 1409.768994] ? dump_stack_print_info.cold.2+0x52/0x52 [ 1409.774181] should_fail.cold.4+0xa/0x17 [ 1409.778234] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 1409.783325] ? lock_release+0x970/0x970 [ 1409.787284] ? arch_local_save_flags+0x40/0x40 [ 1409.791853] ? graph_lock+0x170/0x170 [ 1409.795642] ? graph_lock+0x170/0x170 [ 1409.799433] ? find_held_lock+0x36/0x1c0 [ 1409.803480] ? __lock_is_held+0xb5/0x140 [ 1409.807532] ? ___might_sleep+0x1ed/0x300 [ 1409.811669] ? arch_local_save_flags+0x40/0x40 [ 1409.816236] ? kernfs_activate+0x21a/0x2c0 [ 1409.820464] __should_failslab+0x124/0x180 [ 1409.824705] should_failslab+0x9/0x14 [ 1409.828494] kmem_cache_alloc+0x2be/0x730 [ 1409.832635] ? lock_downgrade+0x900/0x900 [ 1409.836769] ? do_raw_spin_lock+0xc1/0x200 [ 1409.840995] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 1409.846000] __kernfs_new_node+0x127/0x8d0 [ 1409.850224] ? kernfs_dop_revalidate+0x3c0/0x3c0 [ 1409.854965] ? graph_lock+0x170/0x170 [ 1409.858755] ? __lock_is_held+0xb5/0x140 [ 1409.862800] ? wait_for_completion+0x8a0/0x8a0 [ 1409.867370] ? mutex_unlock+0xd/0x10 [ 1409.871071] ? kernfs_activate+0x21a/0x2c0 [ 1409.875290] ? kernfs_walk_and_get_ns+0x340/0x340 [ 1409.880119] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 1409.885642] ? kernfs_link_sibling+0x1d2/0x3b0 [ 1409.890213] kernfs_new_node+0x95/0x120 [ 1409.894195] __kernfs_create_file+0x5a/0x340 [ 1409.898608] sysfs_add_file_mode_ns+0x222/0x530 [ 1409.903273] internal_create_group+0x3df/0xd80 [ 1409.907876] ? remove_files.isra.1+0x190/0x190 [ 1409.912465] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 1409.918000] ? kernfs_create_link+0x1d4/0x250 [ 1409.922497] sysfs_create_groups+0x9b/0x141 [ 1409.926807] device_add+0x691/0x17f0 [ 1409.930514] ? get_device_parent.isra.27+0x5a0/0x5a0 [ 1409.935598] ? dev_set_name+0xad/0xe0 [ 1409.939396] ? device_initialize+0x5f0/0x5f0 [ 1409.943790] ? rtnl_is_locked+0xb5/0xf0 [ 1409.947745] ? rtnl_trylock+0x20/0x20 [ 1409.951535] netdev_register_kobject+0x187/0x3f0 [ 1409.956278] register_netdevice+0x99a/0x10f0 [ 1409.960673] ? netdev_change_features+0x110/0x110 [ 1409.965508] register_netdev+0x30/0x50 [ 1409.969386] br_add_bridge+0x9b/0xf0 [ 1409.973083] br_ioctl_deviceless_stub+0x991/0xac0 [ 1409.977925] ? find_held_lock+0x36/0x1c0 [ 1409.981981] ? old_dev_ioctl.isra.2+0x20e0/0x20e0 [ 1409.986805] ? __fget+0x4aa/0x740 [ 1409.990245] ? lock_downgrade+0x900/0x900 [ 1409.994378] ? check_preemption_disabled+0x48/0x200 [ 1409.999383] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 1410.005165] ? kasan_check_read+0x11/0x20 [ 1410.009300] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 1410.014568] ? old_dev_ioctl.isra.2+0x20e0/0x20e0 [ 1410.019394] sock_ioctl+0x2d5/0x680 [ 1410.023004] ? dlci_ioctl_set+0x40/0x40 [ 1410.026961] ? ksys_dup3+0x680/0x680 [ 1410.030661] ? find_held_lock+0x36/0x1c0 [ 1410.034709] ? __mutex_unlock_slowpath+0x197/0x8c0 [ 1410.039635] ? dlci_ioctl_set+0x40/0x40 [ 1410.043595] do_vfs_ioctl+0x1de/0x1720 [ 1410.047473] ? __lock_is_held+0xb5/0x140 [ 1410.051521] ? ioctl_preallocate+0x300/0x300 [ 1410.055911] ? __fget_light+0x2e9/0x430 [ 1410.059868] ? fget_raw+0x20/0x20 [ 1410.063307] ? __sb_end_write+0xd9/0x110 [ 1410.067354] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 1410.072872] ? fput+0x130/0x1a0 [ 1410.076138] ? do_syscall_64+0x9a/0x820 [ 1410.080098] ? do_syscall_64+0x9a/0x820 [ 1410.084054] ? lockdep_hardirqs_on+0x421/0x5c0 [ 1410.088635] ? security_file_ioctl+0x94/0xc0 [ 1410.093028] ksys_ioctl+0xa9/0xd0 [ 1410.096465] __x64_sys_ioctl+0x73/0xb0 [ 1410.100339] do_syscall_64+0x1b9/0x820 [ 1410.104208] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 1410.109558] ? syscall_return_slowpath+0x5e0/0x5e0 [ 1410.114470] ? trace_hardirqs_off+0x300/0x300 [ 1410.118953] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 1410.123955] ? recalc_sigpending_tsk+0x180/0x180 [ 1410.128696] ? kasan_check_write+0x14/0x20 [ 1410.132915] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 1410.137745] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 1410.142916] RIP: 0033:0x457099 [ 1410.146095] Code: fd b4 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b4 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 1410.164978] RSP: 002b:00007f692aa02c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 1410.172669] RAX: ffffffffffffffda RBX: 00007f692aa036d4 RCX: 0000000000457099 [ 1410.179924] RDX: 0000000020000000 RSI: 00000000000089a0 RDI: 0000000000000003 [ 1410.187173] RBP: 00000000009300a0 R08: 0000000000000000 R09: 0000000000000000 [ 1410.194423] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000005 [ 1410.201675] R13: 00000000004cfe50 R14: 00000000004bec60 R15: 0000000000000027 15:02:02 executing program 4 (fault-call:1 fault-nth:40): socketpair(0x1, 0x80002, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_SET_FILTER(r0, 0x89a0, &(0x7f0000000000)='%d') 15:02:02 executing program 0: bpf$MAP_CREATE(0x0, &(0x7f0000000200)={0xf}, 0x2c) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f0000000300)={0xffffffffffffffff, &(0x7f0000000140), &(0x7f0000000200)}, 0x20) socketpair(0x1, 0x1, 0x0, &(0x7f0000000100)={0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_SET_FILTER(r0, 0x89f0, &(0x7f0000000300)='0\x00') 15:02:02 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) sendmsg(r0, &(0x7f0000000580)={0x0, 0x0, &(0x7f00000001c0)=[{&(0x7f0000000380)="b5", 0xffffff1f}], 0x1, &(0x7f0000001740), 0x0, 0x4}, 0x20000040) 15:02:02 executing program 2: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000340)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) r1 = getpid() r2 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, r1, 0x0, 0xffffffffffffffff, 0x0) close(r2) socket$kcm(0x2, 0x3, 0x2) ioctl$PERF_EVENT_IOC_SET_FILTER(r2, 0x8980, &(0x7f0000000380)="6e7230010060a19ef9d2c673d9a1571cb9e1369bcd61ef7e49793ae18712eceb1daa769497800b7fbbd35b170c10751d39aeb660d863e49b8c4f3b3cad48902b5b2d6cfd0abd372c63bcf5d70df3fd4d2e8d443c88c60fd7140fbc0e5637dd82fc3435bed4de5d693c9a781c863e05d8a6f8689a5be29216061f3ff53f8b6b396678e7ba155ef9152d7e43b1eccb2331eb8eb1ed5586dcf8b3b0b999361a44ff2c22c2abbef42dd24eabe6723346a6e46c0499a21442d8d00dcb57f013ff7595edd0ff076930de3675d34117a44eb0e4f832936da44e") 15:02:02 executing program 3: r0 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(r0) socket$kcm(0xa, 0x5, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) socket$kcm(0x29, 0x0, 0x0) bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x0, 0x10bd}, 0x2c) bpf$PROG_LOAD(0x5, &(0x7f00000ba000)={0xd, 0x5, &(0x7f0000346fc8)=@framed={{0x18, 0x0, 0x0, 0x1061}, [@alu={0x8000000201a7f19, 0x0, 0x201a7fa6, 0x48, 0x1, 0x88}]}, &(0x7f0000000000)='GPL\x00', 0x0, 0xfb, &(0x7f00001a7f05)=""/251}, 0x14) 15:02:02 executing program 5: r0 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(r0) socket$kcm(0xa, 0x5, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) perf_event_open(&(0x7f000025c000)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(0xffffffffffffffff) socket$kcm(0x29, 0x0, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(0xffffffffffffffff, 0x2400, 0x0) bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x0, 0x10bd}, 0x2c) bpf$PROG_LOAD(0x5, &(0x7f00000ba000)={0xd, 0x5, &(0x7f0000346fc8)=@framed={{}, [@alu={0x8000000201a7f19, 0x0, 0x201a7fa6, 0x48, 0x1}], {0x95, 0x5c000000}}, &(0x7f0000000000)='GPL\x00', 0x0, 0xfb, &(0x7f00001a7f05)=""/251}, 0x14) [ 1410.451525] FAULT_INJECTION: forcing a failure. [ 1410.451525] name failslab, interval 1, probability 0, space 0, times 0 [ 1410.463555] CPU: 1 PID: 13124 Comm: syz-executor4 Not tainted 4.19.0-rc2+ #50 [ 1410.470868] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1410.480233] Call Trace: [ 1410.482832] dump_stack+0x1c4/0x2b4 [ 1410.486454] ? dump_stack_print_info.cold.2+0x52/0x52 [ 1410.491669] should_fail.cold.4+0xa/0x17 [ 1410.495760] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 1410.500883] ? lock_release+0x970/0x970 [ 1410.504872] ? arch_local_save_flags+0x40/0x40 [ 1410.509509] ? graph_lock+0x170/0x170 [ 1410.513345] ? graph_lock+0x170/0x170 [ 1410.517178] ? find_held_lock+0x36/0x1c0 [ 1410.521262] ? __lock_is_held+0xb5/0x140 [ 1410.525352] ? ___might_sleep+0x1ed/0x300 [ 1410.529516] ? arch_local_save_flags+0x40/0x40 [ 1410.534114] ? kernfs_activate+0x21a/0x2c0 [ 1410.538391] __should_failslab+0x124/0x180 [ 1410.542656] should_failslab+0x9/0x14 [ 1410.546465] kmem_cache_alloc+0x2be/0x730 [ 1410.550627] ? lock_downgrade+0x900/0x900 [ 1410.554796] ? do_raw_spin_lock+0xc1/0x200 [ 1410.559053] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 1410.564091] __kernfs_new_node+0x127/0x8d0 [ 1410.568359] ? kernfs_dop_revalidate+0x3c0/0x3c0 [ 1410.573143] ? graph_lock+0x170/0x170 [ 1410.576971] ? __lock_is_held+0xb5/0x140 [ 1410.581049] ? wait_for_completion+0x8a0/0x8a0 [ 1410.585662] ? mutex_unlock+0xd/0x10 [ 1410.589394] ? kernfs_activate+0x21a/0x2c0 [ 1410.593640] ? kernfs_walk_and_get_ns+0x340/0x340 [ 1410.598488] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 1410.604045] ? kernfs_link_sibling+0x1d2/0x3b0 [ 1410.608659] kernfs_new_node+0x95/0x120 [ 1410.612648] __kernfs_create_file+0x5a/0x340 [ 1410.617068] sysfs_add_file_mode_ns+0x222/0x530 [ 1410.621774] internal_create_group+0x3df/0xd80 [ 1410.626370] ? remove_files.isra.1+0x190/0x190 [ 1410.630951] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 1410.636494] ? kernfs_create_link+0x1d4/0x250 [ 1410.641018] sysfs_create_groups+0x9b/0x141 [ 1410.645356] device_add+0x691/0x17f0 [ 1410.649139] ? get_device_parent.isra.27+0x5a0/0x5a0 [ 1410.654248] ? dev_set_name+0xad/0xe0 [ 1410.658051] ? device_initialize+0x5f0/0x5f0 [ 1410.662483] ? rtnl_is_locked+0xb5/0xf0 [ 1410.666475] ? rtnl_trylock+0x20/0x20 [ 1410.670293] netdev_register_kobject+0x187/0x3f0 [ 1410.675060] register_netdevice+0x99a/0x10f0 [ 1410.679477] ? netdev_change_features+0x110/0x110 [ 1410.684342] register_netdev+0x30/0x50 [ 1410.688236] br_add_bridge+0x9b/0xf0 [ 1410.691951] br_ioctl_deviceless_stub+0x991/0xac0 [ 1410.696806] ? find_held_lock+0x36/0x1c0 [ 1410.700873] ? old_dev_ioctl.isra.2+0x20e0/0x20e0 [ 1410.705721] ? __fget+0x4aa/0x740 [ 1410.709186] ? lock_downgrade+0x900/0x900 [ 1410.713339] ? check_preemption_disabled+0x48/0x200 [ 1410.718368] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 1410.724175] ? kasan_check_read+0x11/0x20 [ 1410.728340] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 1410.733651] ? old_dev_ioctl.isra.2+0x20e0/0x20e0 [ 1410.738497] sock_ioctl+0x2d5/0x680 [ 1410.742136] ? dlci_ioctl_set+0x40/0x40 [ 1410.746112] ? ksys_dup3+0x680/0x680 [ 1410.749834] ? find_held_lock+0x36/0x1c0 [ 1410.753911] ? __mutex_unlock_slowpath+0x197/0x8c0 [ 1410.758855] ? dlci_ioctl_set+0x40/0x40 [ 1410.762833] do_vfs_ioctl+0x1de/0x1720 [ 1410.766728] ? __lock_is_held+0xb5/0x140 [ 1410.770799] ? ioctl_preallocate+0x300/0x300 [ 1410.775215] ? __fget_light+0x2e9/0x430 [ 1410.779194] ? fget_raw+0x20/0x20 [ 1410.782654] ? __sb_end_write+0xd9/0x110 [ 1410.786724] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 1410.792266] ? fput+0x130/0x1a0 [ 1410.795548] ? do_syscall_64+0x9a/0x820 [ 1410.799525] ? do_syscall_64+0x9a/0x820 [ 1410.803505] ? lockdep_hardirqs_on+0x421/0x5c0 [ 1410.808097] ? security_file_ioctl+0x94/0xc0 [ 1410.812522] ksys_ioctl+0xa9/0xd0 [ 1410.815989] __x64_sys_ioctl+0x73/0xb0 [ 1410.819887] do_syscall_64+0x1b9/0x820 [ 1410.823776] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 1410.829150] ? syscall_return_slowpath+0x5e0/0x5e0 [ 1410.834080] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 1410.838930] ? trace_hardirqs_off+0x300/0x300 [ 1410.843428] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 1410.848448] ? prepare_exit_to_usermode+0x291/0x3b0 [ 1410.853472] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 1410.858329] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 1410.863518] RIP: 0033:0x457099 [ 1410.866712] Code: fd b4 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b4 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 1410.885621] RSP: 002b:00007f692aa02c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 1410.893335] RAX: ffffffffffffffda RBX: 00007f692aa036d4 RCX: 0000000000457099 15:02:02 executing program 7: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000340)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) bpf$MAP_CREATE(0x0, &(0x7f0000000080)={0x0, 0x800000000004, 0x4, 0x9, 0x0, 0xffffffffffffffff, 0x0, [0x5f]}, 0x2c) perf_event_open(&(0x7f0000000180)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x1a7b, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(r1) socket$kcm(0x2, 0x3, 0x2) ioctl$PERF_EVENT_IOC_SET_FILTER(r1, 0x8914, &(0x7f0000000380)="6e7230010060a19ef9d2c673d9a1571cb9e1369bcd61ef7e49793ae18712eceb1daa769497800b7fbbd35b170c10751d39aeb660d863e49b8c4f3b3cad4890345b2d6cfd0abd372c63bcf5d70df3fd4d2e8d443c88c60fd7140fbc0e5637dd82fc3435bed4de5d693c9a781c863e05d8a6f8689a5be29216061f3ff53f8b6b396678e7ba155ef9152d7e43b1eccb2331eb8eb1ed5586dcf8b3b0b999361a44ff2c22c2abbef42dd24eabe6723346a6e46c0499a21442d8d00dcb57f013ff7595edd0ff076930de3675d34117a44eb0e4f832936da44e") r2 = openat$tun(0xffffffffffffff9c, &(0x7f0000000140)='/dev/net/tun\x00', 0x0, 0x0) ioctl$TUNSETIFF(r2, 0x400454ca, &(0x7f0000000040)={"6e72300100", 0x801}) ioctl$TUNSETLINK(r2, 0x400454cd, 0x308) perf_event_open(&(0x7f000025c000)={0x0, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000001, 0x0, 0x2161f870, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) sendmsg(0xffffffffffffffff, &(0x7f0000000440)={&(0x7f0000000200)=@ax25={0x3, {"b8738e610d62ed"}}, 0x80, &(0x7f0000000040), 0x0, 0x0, 0x0, 0x4}, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(0xffffffffffffffff, 0x2400, 0x0) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f00000002c0)={0xffffffffffffffff, &(0x7f0000000300), &(0x7f0000000280)}, 0x20) openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000000)='rdma.current\x00', 0x0, 0x0) [ 1410.900613] RDX: 0000000020000000 RSI: 00000000000089a0 RDI: 0000000000000003 [ 1410.907883] RBP: 00000000009300a0 R08: 0000000000000000 R09: 0000000000000000 [ 1410.915150] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000005 [ 1410.922417] R13: 00000000004cfe50 R14: 00000000004bec60 R15: 0000000000000028 15:02:02 executing program 3: r0 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(r0) socket$kcm(0xa, 0x5, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) socket$kcm(0x29, 0x0, 0x0) bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x0, 0x10bd}, 0x2c) bpf$PROG_LOAD(0x5, &(0x7f00000ba000)={0xd, 0x5, &(0x7f0000346fc8)=@framed={{0x18, 0x0, 0x0, 0x1000000000000000}, [@alu={0x8000000201a7f19, 0x0, 0x201a7fa6, 0x48, 0x1, 0x88}]}, &(0x7f0000000000)='GPL\x00', 0x0, 0xfb, &(0x7f00001a7f05)=""/251}, 0x14) 15:02:03 executing program 4 (fault-call:1 fault-nth:41): socketpair(0x1, 0x80002, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_SET_FILTER(r0, 0x89a0, &(0x7f0000000000)='%d') 15:02:03 executing program 6: perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e6}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) bpf$MAP_DELETE_ELEM(0x3, &(0x7f0000000300)={0xffffffffffffffff, &(0x7f0000000240)}, 0x10) openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000180)="2f67726f75702e73746174003c23fb572a1f0294e6f378b41ad54b4d9d9a1f63f8785ad188a7e1c88875e05b18a4cb3a9cd12dcea440d899c22c652b3a471b4a7fa2f3fdf6e034d804e5f0df4b1dee483b157624c59c0100e89e6a357c000c04", 0x2761, 0x0) 15:02:03 executing program 5: r0 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(r0) socket$kcm(0xa, 0x5, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) perf_event_open(&(0x7f000025c000)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(0xffffffffffffffff) socket$kcm(0x29, 0x0, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(0xffffffffffffffff, 0x2400, 0x0) bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x0, 0x10bd}, 0x2c) bpf$PROG_LOAD(0x5, &(0x7f00000ba000)={0xd, 0x5, &(0x7f0000346fc8)=@framed={{}, [@alu={0x8000000201a7f19, 0x0, 0x201a7fa6, 0x48, 0x1}], {0x95, 0xa000000}}, &(0x7f0000000000)='GPL\x00', 0x0, 0xfb, &(0x7f00001a7f05)=""/251}, 0x14) 15:02:03 executing program 0: bpf$MAP_CREATE(0x0, &(0x7f0000000200)={0xf}, 0x2c) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f0000000300)={0xffffffffffffffff, &(0x7f0000000140), &(0x7f0000000200)}, 0x20) socketpair(0x0, 0x1, 0x0, &(0x7f0000000100)={0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_SET_FILTER(r0, 0x89f0, &(0x7f0000000300)='0\x00') 15:02:03 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) sendmsg(r0, &(0x7f0000000580)={0x0, 0x0, &(0x7f00000001c0)=[{&(0x7f0000000380)="b5", 0x1}], 0xc0, &(0x7f0000001740), 0x0, 0x4}, 0x20000040) [ 1411.307239] FAULT_INJECTION: forcing a failure. [ 1411.307239] name failslab, interval 1, probability 0, space 0, times 0 [ 1411.327968] CPU: 0 PID: 13167 Comm: syz-executor4 Not tainted 4.19.0-rc2+ #50 [ 1411.335285] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1411.344654] Call Trace: [ 1411.347263] dump_stack+0x1c4/0x2b4 [ 1411.350923] ? dump_stack_print_info.cold.2+0x52/0x52 [ 1411.356148] should_fail.cold.4+0xa/0x17 [ 1411.360234] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 1411.365353] ? lock_release+0x970/0x970 [ 1411.369340] ? arch_local_save_flags+0x40/0x40 [ 1411.374041] ? graph_lock+0x170/0x170 [ 1411.377861] ? graph_lock+0x170/0x170 [ 1411.381674] ? find_held_lock+0x36/0x1c0 [ 1411.385724] ? __lock_is_held+0xb5/0x140 [ 1411.389787] ? ___might_sleep+0x1ed/0x300 [ 1411.393925] ? arch_local_save_flags+0x40/0x40 [ 1411.398495] ? kernfs_activate+0x21a/0x2c0 [ 1411.402728] __should_failslab+0x124/0x180 [ 1411.406955] should_failslab+0x9/0x14 [ 1411.410744] kmem_cache_alloc+0x2be/0x730 [ 1411.414879] ? lock_downgrade+0x900/0x900 [ 1411.419024] ? do_raw_spin_lock+0xc1/0x200 [ 1411.423267] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 1411.428294] __kernfs_new_node+0x127/0x8d0 [ 1411.432539] ? kernfs_dop_revalidate+0x3c0/0x3c0 [ 1411.437554] ? graph_lock+0x170/0x170 [ 1411.441370] ? __lock_is_held+0xb5/0x140 [ 1411.445434] ? wait_for_completion+0x8a0/0x8a0 [ 1411.450037] ? mutex_unlock+0xd/0x10 [ 1411.453752] ? kernfs_activate+0x21a/0x2c0 [ 1411.457997] ? kernfs_walk_and_get_ns+0x340/0x340 [ 1411.462853] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 1411.468392] ? kernfs_link_sibling+0x1d2/0x3b0 [ 1411.472985] kernfs_new_node+0x95/0x120 [ 1411.476975] __kernfs_create_file+0x5a/0x340 [ 1411.481394] sysfs_add_file_mode_ns+0x222/0x530 [ 1411.486078] internal_create_group+0x3df/0xd80 [ 1411.490678] ? remove_files.isra.1+0x190/0x190 [ 1411.495285] sysfs_create_groups+0x9b/0x141 [ 1411.499628] device_add+0x691/0x17f0 [ 1411.503359] ? get_device_parent.isra.27+0x5a0/0x5a0 [ 1411.508464] ? dev_set_name+0xad/0xe0 [ 1411.512269] ? device_initialize+0x5f0/0x5f0 [ 1411.516688] ? rtnl_is_locked+0xb5/0xf0 [ 1411.520669] ? rtnl_trylock+0x20/0x20 [ 1411.524483] netdev_register_kobject+0x187/0x3f0 [ 1411.529339] register_netdevice+0x99a/0x10f0 [ 1411.533756] ? netdev_change_features+0x110/0x110 [ 1411.538640] register_netdev+0x30/0x50 [ 1411.542539] br_add_bridge+0x9b/0xf0 [ 1411.546258] br_ioctl_deviceless_stub+0x991/0xac0 [ 1411.551108] ? find_held_lock+0x36/0x1c0 [ 1411.555173] ? old_dev_ioctl.isra.2+0x20e0/0x20e0 [ 1411.560027] ? __fget+0x4aa/0x740 [ 1411.563486] ? lock_downgrade+0x900/0x900 [ 1411.567651] ? check_preemption_disabled+0x48/0x200 [ 1411.572685] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 1411.578488] ? kasan_check_read+0x11/0x20 [ 1411.582649] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 1411.587953] ? old_dev_ioctl.isra.2+0x20e0/0x20e0 [ 1411.592809] sock_ioctl+0x2d5/0x680 [ 1411.596443] ? dlci_ioctl_set+0x40/0x40 [ 1411.600423] ? ksys_dup3+0x680/0x680 [ 1411.604143] ? find_held_lock+0x36/0x1c0 [ 1411.608218] ? __mutex_unlock_slowpath+0x197/0x8c0 [ 1411.613156] ? dlci_ioctl_set+0x40/0x40 [ 1411.617138] do_vfs_ioctl+0x1de/0x1720 [ 1411.621033] ? __lock_is_held+0xb5/0x140 [ 1411.625109] ? ioctl_preallocate+0x300/0x300 [ 1411.629526] ? __fget_light+0x2e9/0x430 [ 1411.633502] ? fget_raw+0x20/0x20 [ 1411.636958] ? __sb_end_write+0xd9/0x110 [ 1411.641028] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 1411.646563] ? fput+0x130/0x1a0 [ 1411.649847] ? do_syscall_64+0x9a/0x820 [ 1411.653823] ? do_syscall_64+0x9a/0x820 [ 1411.657801] ? lockdep_hardirqs_on+0x421/0x5c0 [ 1411.662393] ? security_file_ioctl+0x94/0xc0 [ 1411.666811] ksys_ioctl+0xa9/0xd0 [ 1411.670275] __x64_sys_ioctl+0x73/0xb0 [ 1411.674173] do_syscall_64+0x1b9/0x820 [ 1411.678066] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 1411.683443] ? syscall_return_slowpath+0x5e0/0x5e0 [ 1411.688379] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 1411.693230] ? trace_hardirqs_off+0x300/0x300 [ 1411.697730] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 1411.702755] ? prepare_exit_to_usermode+0x291/0x3b0 [ 1411.707782] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 1411.712651] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 1411.717844] RIP: 0033:0x457099 [ 1411.721045] Code: fd b4 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b4 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 1411.739955] RSP: 002b:00007f692aa02c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 1411.747679] RAX: ffffffffffffffda RBX: 00007f692aa036d4 RCX: 0000000000457099 15:02:03 executing program 2: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000340)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) r1 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(r1) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x2400, 0x80) socket$kcm(0x2, 0x3, 0x2) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r1, 0x2405, r1) ioctl$PERF_EVENT_IOC_SET_FILTER(r1, 0x8980, &(0x7f0000000380)="6e7230010060a19ef9d2c673d9a1571cb9e1369bcd61ef7e49793ae18712eceb1daa769497800b7fbbd35b170c10751d39aeb660d863e49b8c4f3b3cad48902b5b2d6cfd0abd372c63bcf5d70df3fd4d2e8d443c88c60fd7140fbc0e5637dd82fc3435bed4de5d693c9a781c863e05d8a6f8689a5be29216061f3ff53f8b6b396678e7ba155ef9152d7e43b1eccb2331eb8eb1ed5586dcf8b3b0b999361a44ff2c22c2abbef42dd24eabe6723346a6e46c0499a21442d8d00dcb57f013ff7595edd0ff076930de3675d34117a44eb0e4f832936da44e") [ 1411.754952] RDX: 0000000020000000 RSI: 00000000000089a0 RDI: 0000000000000003 [ 1411.762220] RBP: 00000000009300a0 R08: 0000000000000000 R09: 0000000000000000 [ 1411.769493] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000005 [ 1411.776761] R13: 00000000004cfe50 R14: 00000000004bec60 R15: 0000000000000029 15:02:03 executing program 0: bpf$MAP_CREATE(0x0, &(0x7f0000000200)={0xf}, 0x2c) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f0000000300)={0xffffffffffffffff, &(0x7f0000000140), &(0x7f0000000200)}, 0x20) socketpair(0x1, 0x0, 0x0, &(0x7f0000000100)={0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_SET_FILTER(r0, 0x89f0, &(0x7f0000000300)='0\x00') 15:02:03 executing program 4 (fault-call:1 fault-nth:42): socketpair(0x1, 0x80002, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_SET_FILTER(r0, 0x89a0, &(0x7f0000000000)='%d') 15:02:03 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) sendmsg(r0, &(0x7f0000000580)={0x0, 0x0, &(0x7f00000001c0)=[{&(0x7f0000000380)="b5", 0x1}], 0x301, &(0x7f0000001740), 0x0, 0x4}, 0x20000040) 15:02:03 executing program 6: perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e6}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) bpf$MAP_DELETE_ELEM(0x3, &(0x7f0000000300)={0xffffffffffffffff, &(0x7f0000000240)}, 0x10) openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000180)="2f67726f75702e73746174003c23fb572a1f0294e6f378b41ad54b4d9d9a1f63f8785ad188a7e1c88875e05b18a4cb3a9cd12dcea440d899c22c652b3a471b4a7fa2f3fdf6e034d804e5f0df4b1dee483b157624c59c0100e89e6a357c00ffff", 0x2761, 0x0) 15:02:03 executing program 3: r0 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(r0) socket$kcm(0xa, 0x5, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) socket$kcm(0x29, 0x0, 0x0) bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x0, 0x10bd}, 0x2c) bpf$PROG_LOAD(0x5, &(0x7f00000ba000)={0xd, 0x5, &(0x7f0000346fc8)=@framed={{0x18, 0x0, 0x0, 0x200000000000000}, [@alu={0x8000000201a7f19, 0x0, 0x201a7fa6, 0x48, 0x1, 0x88}]}, &(0x7f0000000000)='GPL\x00', 0x0, 0xfb, &(0x7f00001a7f05)=""/251}, 0x14) 15:02:03 executing program 5: r0 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(r0) socket$kcm(0xa, 0x5, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) perf_event_open(&(0x7f000025c000)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(0xffffffffffffffff) socket$kcm(0x29, 0x0, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(0xffffffffffffffff, 0x2400, 0x0) bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x0, 0x10bd}, 0x2c) bpf$PROG_LOAD(0x5, &(0x7f00000ba000)={0xd, 0x5, &(0x7f0000346fc8)=@framed={{}, [@alu={0x8000000201a7f19, 0x0, 0x201a7fa6, 0x48, 0x1}], {0x95, 0xa8}}, &(0x7f0000000000)='GPL\x00', 0x0, 0xfb, &(0x7f00001a7f05)=""/251}, 0x14) 15:02:03 executing program 7: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000340)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) bpf$MAP_CREATE(0x0, &(0x7f0000000080)={0x0, 0x800000000004, 0x4, 0x9, 0x0, 0xffffffffffffffff, 0x0, [0x5f]}, 0x2c) perf_event_open(&(0x7f0000000180)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x1a7b, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(r1) socket$kcm(0x2, 0x3, 0x2) ioctl$PERF_EVENT_IOC_SET_FILTER(r1, 0x8914, &(0x7f0000000380)="6e7230010060a19ef9d2c673d9a1571cb9e1369bcd61ef7e49793ae18712eceb1daa769497800b7fbbd35b170c10751d39aeb660d863e49b8c4f3b3cad48902b252d6cfd0abd372c63bcf5d70df3fd4d2e8d443c88c60fd7140fbc0e5637dd82fc3435bed4de5d693c9a781c863e05d8a6f8689a5be29216061f3ff53f8b6b396678e7ba155ef9152d7e43b1eccb2331eb8eb1ed5586dcf8b3b0b999361a44ff2c22c2abbef42dd24eabe6723346a6e46c0499a21442d8d00dcb57f013ff7595edd0ff076930de3675d34117a44eb0e4f832936da44e") r2 = openat$tun(0xffffffffffffff9c, &(0x7f0000000140)='/dev/net/tun\x00', 0x0, 0x0) ioctl$TUNSETIFF(r2, 0x400454ca, &(0x7f0000000040)={"6e72300100", 0x801}) ioctl$TUNSETLINK(r2, 0x400454cd, 0x308) perf_event_open(&(0x7f000025c000)={0x0, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000001, 0x0, 0x2161f870, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) sendmsg(0xffffffffffffffff, &(0x7f0000000440)={&(0x7f0000000200)=@ax25={0x3, {"b8738e610d62ed"}}, 0x80, &(0x7f0000000040), 0x0, 0x0, 0x0, 0x4}, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(0xffffffffffffffff, 0x2400, 0x0) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f00000002c0)={0xffffffffffffffff, &(0x7f0000000300), &(0x7f0000000280)}, 0x20) openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000000)='rdma.current\x00', 0x0, 0x0) 15:02:04 executing program 0: bpf$MAP_CREATE(0x0, &(0x7f0000000200)={0xf}, 0x2c) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f0000000300)={0xffffffffffffffff, &(0x7f0000000140), &(0x7f0000000200)}, 0x20) socketpair(0x1, 0x1, 0x0, &(0x7f0000000100)) ioctl$PERF_EVENT_IOC_SET_FILTER(0xffffffffffffffff, 0x89f0, &(0x7f0000000300)='0\x00') 15:02:04 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) sendmsg(r0, &(0x7f0000000580)={0x0, 0x0, &(0x7f00000001c0)=[{&(0x7f0000000380)="b5", 0x1}], 0xffffff1f, &(0x7f0000001740), 0x0, 0x4}, 0x20000040) [ 1412.089739] FAULT_INJECTION: forcing a failure. [ 1412.089739] name failslab, interval 1, probability 0, space 0, times 0 [ 1412.118376] CPU: 0 PID: 13198 Comm: syz-executor4 Not tainted 4.19.0-rc2+ #50 [ 1412.125709] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1412.135076] Call Trace: [ 1412.137681] dump_stack+0x1c4/0x2b4 [ 1412.141320] ? dump_stack_print_info.cold.2+0x52/0x52 [ 1412.146521] should_fail.cold.4+0xa/0x17 [ 1412.150589] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 1412.155716] ? lock_release+0x970/0x970 [ 1412.159695] ? arch_local_save_flags+0x40/0x40 [ 1412.164267] ? graph_lock+0x170/0x170 [ 1412.168059] ? graph_lock+0x170/0x170 [ 1412.171871] ? find_held_lock+0x36/0x1c0 [ 1412.175932] ? __lock_is_held+0xb5/0x140 [ 1412.180011] ? ___might_sleep+0x1ed/0x300 [ 1412.184150] ? arch_local_save_flags+0x40/0x40 [ 1412.188720] ? kernfs_activate+0x21a/0x2c0 [ 1412.192949] __should_failslab+0x124/0x180 [ 1412.197173] should_failslab+0x9/0x14 [ 1412.200963] kmem_cache_alloc+0x2be/0x730 [ 1412.205101] ? lock_downgrade+0x900/0x900 [ 1412.209250] ? do_raw_spin_lock+0xc1/0x200 [ 1412.213494] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 1412.218505] __kernfs_new_node+0x127/0x8d0 [ 1412.222740] ? kernfs_dop_revalidate+0x3c0/0x3c0 [ 1412.227485] ? graph_lock+0x170/0x170 [ 1412.231278] ? __lock_is_held+0xb5/0x140 [ 1412.235327] ? wait_for_completion+0x8a0/0x8a0 [ 1412.239917] ? mutex_unlock+0xd/0x10 [ 1412.243632] ? kernfs_activate+0x21a/0x2c0 [ 1412.247874] ? kernfs_walk_and_get_ns+0x340/0x340 [ 1412.252724] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 1412.258254] ? kernfs_link_sibling+0x1d2/0x3b0 [ 1412.262829] kernfs_new_node+0x95/0x120 [ 1412.266805] __kernfs_create_file+0x5a/0x340 [ 1412.271212] sysfs_add_file_mode_ns+0x222/0x530 [ 1412.275911] internal_create_group+0x3df/0xd80 [ 1412.280509] ? remove_files.isra.1+0x190/0x190 [ 1412.285085] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 1412.290620] ? kernfs_create_link+0x1d4/0x250 [ 1412.295115] sysfs_create_groups+0x9b/0x141 [ 1412.299445] device_add+0x691/0x17f0 [ 1412.303187] ? get_device_parent.isra.27+0x5a0/0x5a0 [ 1412.308277] ? dev_set_name+0xad/0xe0 [ 1412.312070] ? device_initialize+0x5f0/0x5f0 [ 1412.316482] ? rtnl_is_locked+0xb5/0xf0 [ 1412.320459] ? rtnl_trylock+0x20/0x20 [ 1412.324256] netdev_register_kobject+0x187/0x3f0 [ 1412.329007] register_netdevice+0x99a/0x10f0 [ 1412.333419] ? netdev_change_features+0x110/0x110 [ 1412.338277] register_netdev+0x30/0x50 [ 1412.342156] br_add_bridge+0x9b/0xf0 [ 1412.345869] br_ioctl_deviceless_stub+0x991/0xac0 [ 1412.350720] ? find_held_lock+0x36/0x1c0 [ 1412.354775] ? old_dev_ioctl.isra.2+0x20e0/0x20e0 [ 1412.359629] ? __fget+0x4aa/0x740 [ 1412.363074] ? lock_downgrade+0x900/0x900 [ 1412.367258] ? check_preemption_disabled+0x48/0x200 [ 1412.372285] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 1412.378074] ? kasan_check_read+0x11/0x20 [ 1412.382222] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 1412.387510] ? old_dev_ioctl.isra.2+0x20e0/0x20e0 [ 1412.392345] sock_ioctl+0x2d5/0x680 [ 1412.395974] ? dlci_ioctl_set+0x40/0x40 [ 1412.399939] ? ksys_dup3+0x680/0x680 [ 1412.403655] ? find_held_lock+0x36/0x1c0 [ 1412.407724] ? __mutex_unlock_slowpath+0x197/0x8c0 [ 1412.412661] ? dlci_ioctl_set+0x40/0x40 [ 1412.416647] do_vfs_ioctl+0x1de/0x1720 [ 1412.420524] ? __lock_is_held+0xb5/0x140 [ 1412.424587] ? ioctl_preallocate+0x300/0x300 [ 1412.428993] ? __fget_light+0x2e9/0x430 [ 1412.432960] ? fget_raw+0x20/0x20 [ 1412.436415] ? __sb_end_write+0xd9/0x110 [ 1412.440493] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 1412.446027] ? fput+0x130/0x1a0 [ 1412.449310] ? do_syscall_64+0x9a/0x820 [ 1412.453278] ? do_syscall_64+0x9a/0x820 [ 1412.457252] ? lockdep_hardirqs_on+0x421/0x5c0 [ 1412.461828] ? security_file_ioctl+0x94/0xc0 [ 1412.466234] ksys_ioctl+0xa9/0xd0 [ 1412.469689] __x64_sys_ioctl+0x73/0xb0 [ 1412.473567] do_syscall_64+0x1b9/0x820 [ 1412.477442] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 1412.482809] ? syscall_return_slowpath+0x5e0/0x5e0 [ 1412.487742] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 1412.492587] ? trace_hardirqs_off+0x300/0x300 [ 1412.497082] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 1412.502105] ? prepare_exit_to_usermode+0x291/0x3b0 [ 1412.507119] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 1412.511983] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 1412.517194] RIP: 0033:0x457099 [ 1412.520378] Code: fd b4 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b4 fb ff c3 66 2e 0f 1f 84 00 00 00 00 15:02:04 executing program 2: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000340)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) r1 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r2 = gettid() perf_event_open(&(0x7f0000000040)={0x5, 0x70, 0x101, 0x2, 0xbd, 0xf9f, 0x0, 0x862e, 0x90, 0x1, 0x8, 0x3, 0xfffffffffffffffe, 0x1ff, 0x2, 0x9, 0x7fffffff, 0x100000000, 0x9, 0xfffffffffffffffc, 0x101, 0x6, 0x0, 0x100, 0x4800000, 0xfffffffeffffffff, 0x4, 0x3, 0x0, 0xfff, 0x7d, 0x5, 0x7, 0x9, 0x9, 0x8, 0x2, 0x40, 0x0, 0x6ba1, 0x1, @perf_bp, 0x8000, 0x80, 0x3, 0x1, 0x80000000, 0x8, 0x20}, r2, 0x2, r1, 0x8) close(r1) socket$kcm(0x2, 0x3, 0x2) ioctl$PERF_EVENT_IOC_SET_FILTER(r1, 0x8980, &(0x7f0000000380)="6e7230010060a19ef9d2c673d9a1571cb9e1369bcd61ef7e49793ae18712eceb1daa769497800b7fbbd35b170c10751d39aeb660d863e49b8c4f3b3cad48902b5b2d6cfd0abd372c63bcf5d70df3fd4d2e8d443c88c60fd7140fbc0e5637dd82fc3435bed4de5d693c9a781c863e05d8a6f8689a5be29216061f3ff53f8b6b396678e7ba155ef9152d7e43b1eccb2331eb8eb1ed5586dcf8b3b0b999361a44ff2c22c2abbef42dd24eabe6723346a6e46c0499a21442d8d00dcb57f013ff7595edd0ff076930de3675d34117a44eb0e4f832936da44e") [ 1412.539276] RSP: 002b:00007f692aa02c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 1412.546977] RAX: ffffffffffffffda RBX: 00007f692aa036d4 RCX: 0000000000457099 [ 1412.554230] RDX: 0000000020000000 RSI: 00000000000089a0 RDI: 0000000000000003 [ 1412.561482] RBP: 00000000009300a0 R08: 0000000000000000 R09: 0000000000000000 [ 1412.568735] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000005 [ 1412.575989] R13: 00000000004cfe50 R14: 00000000004bec60 R15: 000000000000002a 15:02:04 executing program 4 (fault-call:1 fault-nth:43): socketpair(0x1, 0x80002, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_SET_FILTER(r0, 0x89a0, &(0x7f0000000000)='%d') 15:02:04 executing program 6: perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e6}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) bpf$MAP_DELETE_ELEM(0x3, &(0x7f0000000300)={0xffffffffffffffff, &(0x7f0000000240)}, 0x10) openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000180)="2f67726f75702e73746174003c23fb572a1f0294e6f378b41ad54b4d9d9a1f63f8785ad188a7e1c88875e05b18a4cb3a9cd12dcea440d899c22c652b3a471b4a7fa2f3fdf6e034d804e5f0df4b1dee483b157624c59c0100e89e6a357c000c00", 0x2761, 0x0) 15:02:04 executing program 3: r0 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(r0) socket$kcm(0xa, 0x5, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) socket$kcm(0x29, 0x0, 0x0) bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x0, 0x10bd}, 0x2c) bpf$PROG_LOAD(0x5, &(0x7f00000ba000)={0xd, 0x5, &(0x7f0000346fc8)=@framed={{0x18, 0x0, 0x0, 0xffffffe4}, [@alu={0x8000000201a7f19, 0x0, 0x201a7fa6, 0x48, 0x1, 0x88}]}, &(0x7f0000000000)='GPL\x00', 0x0, 0xfb, &(0x7f00001a7f05)=""/251}, 0x14) 15:02:04 executing program 5: r0 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(r0) socket$kcm(0xa, 0x5, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) perf_event_open(&(0x7f000025c000)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(0xffffffffffffffff) socket$kcm(0x29, 0x0, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(0xffffffffffffffff, 0x2400, 0x0) bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x0, 0x10bd}, 0x2c) bpf$PROG_LOAD(0x5, &(0x7f00000ba000)={0xd, 0x5, &(0x7f0000346fc8)=@framed={{}, [@alu={0x8000000201a7f19, 0x0, 0x201a7fa6, 0x48, 0x1}], {0x95, 0xffff8000}}, &(0x7f0000000000)='GPL\x00', 0x0, 0xfb, &(0x7f00001a7f05)=""/251}, 0x14) 15:02:04 executing program 0 (fault-call:3 fault-nth:0): bpf$MAP_CREATE(0x0, &(0x7f0000000200)={0xf}, 0x2c) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f0000000300)={0xffffffffffffffff, &(0x7f0000000140), &(0x7f0000000200)}, 0x20) socketpair(0x1, 0x1, 0x0, &(0x7f0000000100)={0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_SET_FILTER(r0, 0x89f0, &(0x7f0000000300)='0\x00') 15:02:04 executing program 7: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000340)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) bpf$MAP_CREATE(0x0, &(0x7f0000000080)={0x0, 0x800000000004, 0x4, 0x9, 0x0, 0xffffffffffffffff, 0x0, [0x5f]}, 0x2c) perf_event_open(&(0x7f0000000180)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x1a7b, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(r1) socket$kcm(0x2, 0x3, 0x2) ioctl$PERF_EVENT_IOC_SET_FILTER(r1, 0x8914, &(0x7f0000000380)="6e7230010060a19ef9d2c673d9a1571cb9e1369bcd61ef7e49793ae18712eceb1daa769497800b7fbbd35b170c10751d39aeb660d863e49b8c4f3b3cad48902b0a2d6cfd0abd372c63bcf5d70df3fd4d2e8d443c88c60fd7140fbc0e5637dd82fc3435bed4de5d693c9a781c863e05d8a6f8689a5be29216061f3ff53f8b6b396678e7ba155ef9152d7e43b1eccb2331eb8eb1ed5586dcf8b3b0b999361a44ff2c22c2abbef42dd24eabe6723346a6e46c0499a21442d8d00dcb57f013ff7595edd0ff076930de3675d34117a44eb0e4f832936da44e") r2 = openat$tun(0xffffffffffffff9c, &(0x7f0000000140)='/dev/net/tun\x00', 0x0, 0x0) ioctl$TUNSETIFF(r2, 0x400454ca, &(0x7f0000000040)={"6e72300100", 0x801}) ioctl$TUNSETLINK(r2, 0x400454cd, 0x308) perf_event_open(&(0x7f000025c000)={0x0, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000001, 0x0, 0x2161f870, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) sendmsg(0xffffffffffffffff, &(0x7f0000000440)={&(0x7f0000000200)=@ax25={0x3, {"b8738e610d62ed"}}, 0x80, &(0x7f0000000040), 0x0, 0x0, 0x0, 0x4}, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(0xffffffffffffffff, 0x2400, 0x0) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f00000002c0)={0xffffffffffffffff, &(0x7f0000000300), &(0x7f0000000280)}, 0x20) openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000000)='rdma.current\x00', 0x0, 0x0) 15:02:04 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) sendmsg(r0, &(0x7f0000000580)={0x0, 0x0, &(0x7f00000001c0)=[{&(0x7f0000000380)="b5", 0x1}], 0x2, &(0x7f0000001740), 0x0, 0x4}, 0x20000040) [ 1412.905742] FAULT_INJECTION: forcing a failure. [ 1412.905742] name failslab, interval 1, probability 0, space 0, times 0 [ 1412.925286] CPU: 0 PID: 13227 Comm: syz-executor4 Not tainted 4.19.0-rc2+ #50 [ 1412.932613] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1412.941993] Call Trace: [ 1412.944585] dump_stack+0x1c4/0x2b4 [ 1412.948210] ? dump_stack_print_info.cold.2+0x52/0x52 [ 1412.953397] should_fail.cold.4+0xa/0x17 [ 1412.957446] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 1412.962538] ? lock_release+0x970/0x970 [ 1412.966502] ? arch_local_save_flags+0x40/0x40 [ 1412.971077] ? graph_lock+0x170/0x170 [ 1412.974884] ? graph_lock+0x170/0x170 [ 1412.978683] ? find_held_lock+0x36/0x1c0 [ 1412.982746] ? __lock_is_held+0xb5/0x140 [ 1412.986800] ? ___might_sleep+0x1ed/0x300 [ 1412.990937] ? arch_local_save_flags+0x40/0x40 [ 1412.995517] ? kernfs_activate+0x21a/0x2c0 [ 1412.999747] __should_failslab+0x124/0x180 [ 1413.003973] should_failslab+0x9/0x14 [ 1413.007760] kmem_cache_alloc+0x2be/0x730 [ 1413.011896] ? lock_downgrade+0x900/0x900 [ 1413.016040] ? do_raw_spin_lock+0xc1/0x200 [ 1413.020279] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 1413.025283] __kernfs_new_node+0x127/0x8d0 [ 1413.029517] ? kernfs_dop_revalidate+0x3c0/0x3c0 [ 1413.034272] ? graph_lock+0x170/0x170 [ 1413.038079] ? __lock_is_held+0xb5/0x140 [ 1413.042143] ? wait_for_completion+0x8a0/0x8a0 [ 1413.046736] ? mutex_unlock+0xd/0x10 [ 1413.050439] ? kernfs_activate+0x21a/0x2c0 [ 1413.054670] ? kernfs_walk_and_get_ns+0x340/0x340 [ 1413.059502] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 1413.065023] ? kernfs_link_sibling+0x1d2/0x3b0 [ 1413.069597] kernfs_new_node+0x95/0x120 [ 1413.073580] __kernfs_create_file+0x5a/0x340 [ 1413.078005] sysfs_add_file_mode_ns+0x222/0x530 [ 1413.082680] internal_create_group+0x3df/0xd80 [ 1413.087254] ? remove_files.isra.1+0x190/0x190 [ 1413.091825] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 1413.097348] ? kernfs_create_link+0x1d4/0x250 [ 1413.101836] sysfs_create_groups+0x9b/0x141 [ 1413.106148] device_add+0x691/0x17f0 [ 1413.109853] ? get_device_parent.isra.27+0x5a0/0x5a0 [ 1413.114951] ? dev_set_name+0xad/0xe0 [ 1413.118745] ? device_initialize+0x5f0/0x5f0 [ 1413.123142] ? rtnl_is_locked+0xb5/0xf0 [ 1413.127104] ? rtnl_trylock+0x20/0x20 [ 1413.130901] netdev_register_kobject+0x187/0x3f0 [ 1413.135649] register_netdevice+0x99a/0x10f0 [ 1413.140048] ? netdev_change_features+0x110/0x110 [ 1413.144885] register_netdev+0x30/0x50 [ 1413.148761] br_add_bridge+0x9b/0xf0 [ 1413.152476] br_ioctl_deviceless_stub+0x991/0xac0 [ 1413.157323] ? find_held_lock+0x36/0x1c0 [ 1413.161384] ? old_dev_ioctl.isra.2+0x20e0/0x20e0 [ 1413.166227] ? __fget+0x4aa/0x740 [ 1413.169669] ? lock_downgrade+0x900/0x900 [ 1413.173816] ? check_preemption_disabled+0x48/0x200 [ 1413.178834] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 1413.184637] ? kasan_check_read+0x11/0x20 [ 1413.188787] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 1413.194059] ? old_dev_ioctl.isra.2+0x20e0/0x20e0 [ 1413.198899] sock_ioctl+0x2d5/0x680 [ 1413.202522] ? dlci_ioctl_set+0x40/0x40 [ 1413.206493] ? ksys_dup3+0x680/0x680 [ 1413.210203] ? find_held_lock+0x36/0x1c0 [ 1413.214256] ? __mutex_unlock_slowpath+0x197/0x8c0 [ 1413.219189] ? dlci_ioctl_set+0x40/0x40 [ 1413.223164] do_vfs_ioctl+0x1de/0x1720 [ 1413.227038] ? __lock_is_held+0xb5/0x140 [ 1413.231090] ? ioctl_preallocate+0x300/0x300 [ 1413.235484] ? __fget_light+0x2e9/0x430 [ 1413.239467] ? fget_raw+0x20/0x20 [ 1413.242931] ? __sb_end_write+0xd9/0x110 [ 1413.246987] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 1413.252511] ? fput+0x130/0x1a0 [ 1413.255775] ? do_syscall_64+0x9a/0x820 [ 1413.259747] ? do_syscall_64+0x9a/0x820 [ 1413.263719] ? lockdep_hardirqs_on+0x421/0x5c0 [ 1413.268292] ? security_file_ioctl+0x94/0xc0 [ 1413.272693] ksys_ioctl+0xa9/0xd0 [ 1413.276137] __x64_sys_ioctl+0x73/0xb0 [ 1413.280015] do_syscall_64+0x1b9/0x820 [ 1413.283889] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 1413.289241] ? syscall_return_slowpath+0x5e0/0x5e0 [ 1413.294176] ? trace_hardirqs_off+0x300/0x300 [ 1413.298687] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 1413.303702] ? recalc_sigpending_tsk+0x180/0x180 [ 1413.308795] ? kasan_check_write+0x14/0x20 [ 1413.313020] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 1413.317868] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 1413.323057] RIP: 0033:0x457099 [ 1413.326238] Code: fd b4 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b4 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 1413.345131] RSP: 002b:00007f692aa02c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 1413.352843] RAX: ffffffffffffffda RBX: 00007f692aa036d4 RCX: 0000000000457099 [ 1413.360097] RDX: 0000000020000000 RSI: 00000000000089a0 RDI: 0000000000000003 [ 1413.367350] RBP: 00000000009300a0 R08: 0000000000000000 R09: 0000000000000000 [ 1413.374638] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000005 [ 1413.381894] R13: 00000000004cfe50 R14: 00000000004bec60 R15: 000000000000002b 15:02:05 executing program 4 (fault-call:1 fault-nth:44): socketpair(0x1, 0x80002, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_SET_FILTER(r0, 0x89a0, &(0x7f0000000000)='%d') 15:02:05 executing program 2: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000340)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) r1 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(r1) r2 = socket$kcm(0x2, 0x3, 0x2) ioctl$PERF_EVENT_IOC_SET_FILTER(r1, 0x8980, &(0x7f0000000380)="6e7230010060a19ef9d2c673d9a1571cb9e1369bcd61ef7e49793ae18712eceb1daa769497800b7fbbd35b170c10751d39aeb660d863e49b8c4f3b3cad48902b5b2d6cfd0abd372c63bcf5d70df3fd4d2e8d443c88c60fd7140fbc0e5637dd82fc3435bed4de5d693c9a781c863e05d8a6f8689a5be29216061f3ff53f8b6b396678e7ba155ef9152d7e43b1eccb2331eb8eb1ed5586dcf8b3b0b999361a44ff2c22c2abbef42dd24eabe6723346a6e46c0499a21442d8d00dcb57f013ff7595edd0ff076930de3675d34117a44eb0e4f832936da44e") r3 = openat$cgroup_ro(r2, &(0x7f0000000000)='memory.swap.current\x00', 0x0, 0x0) ioctl$TUNSETSNDBUF(r3, 0x400454d4, &(0x7f0000000040)=0x1) 15:02:05 executing program 0: bpf$MAP_CREATE(0x0, &(0x7f0000000200)={0xf}, 0x2c) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f0000000300)={0xffffffffffffffff, &(0x7f0000000140), &(0x7f0000000200)}, 0x20) socketpair(0x1, 0x1, 0x0, &(0x7f0000000100)={0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_SET_FILTER(r0, 0x89f0, &(0x7f0000000300)='0\x00') 15:02:05 executing program 6: perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e6}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) bpf$MAP_DELETE_ELEM(0x3, &(0x7f0000000300)={0xffffffffffffffff, &(0x7f0000000240)}, 0x10) openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000180)="2f67726f75702e73746174003c23fb572a1f0294e6f378b41ad54b4d9d9a1f63f8785ad188a7e1c88875e05b18a4cb3a9cd12dcea440d899c22c652b3a471b4a7fa2f3fdf6e034d804e5f0df4b1dee483b157624c59c0100e89e6a357c000000", 0x2761, 0x0) 15:02:05 executing program 3: r0 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(r0) socket$kcm(0xa, 0x5, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) socket$kcm(0x29, 0x0, 0x0) bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x0, 0x10bd}, 0x2c) bpf$PROG_LOAD(0x5, &(0x7f00000ba000)={0xd, 0x5, &(0x7f0000346fc8)=@framed={{0x18, 0x0, 0x0, 0x1810}, [@alu={0x8000000201a7f19, 0x0, 0x201a7fa6, 0x48, 0x1, 0x88}]}, &(0x7f0000000000)='GPL\x00', 0x0, 0xfb, &(0x7f00001a7f05)=""/251}, 0x14) 15:02:05 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) sendmsg(r0, &(0x7f0000000580)={0x0, 0x0, &(0x7f00000001c0)=[{&(0x7f0000000380)="b5", 0x1}], 0xfffffdef, &(0x7f0000001740), 0x0, 0x4}, 0x20000040) 15:02:05 executing program 5: r0 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(r0) socket$kcm(0xa, 0x5, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) perf_event_open(&(0x7f000025c000)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(0xffffffffffffffff) socket$kcm(0x29, 0x0, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(0xffffffffffffffff, 0x2400, 0x0) bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x0, 0x10bd}, 0x2c) bpf$PROG_LOAD(0x5, &(0x7f00000ba000)={0xd, 0x5, &(0x7f0000346fc8)=@framed={{}, [@alu={0x8000000201a7f19, 0x0, 0x201a7fa6, 0x48, 0x1}], {0x95, 0x69}}, &(0x7f0000000000)='GPL\x00', 0x0, 0xfb, &(0x7f00001a7f05)=""/251}, 0x14) [ 1413.713149] FAULT_INJECTION: forcing a failure. [ 1413.713149] name failslab, interval 1, probability 0, space 0, times 0 [ 1413.742749] CPU: 1 PID: 13258 Comm: syz-executor4 Not tainted 4.19.0-rc2+ #50 [ 1413.750039] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1413.750047] Call Trace: [ 1413.750070] dump_stack+0x1c4/0x2b4 [ 1413.750093] ? dump_stack_print_info.cold.2+0x52/0x52 [ 1413.750152] should_fail.cold.4+0xa/0x17 [ 1413.750180] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 1413.750201] ? lock_release+0x970/0x970 [ 1413.750220] ? arch_local_save_flags+0x40/0x40 [ 1413.750241] ? graph_lock+0x170/0x170 [ 1413.750263] ? graph_lock+0x170/0x170 [ 1413.750292] ? find_held_lock+0x36/0x1c0 [ 1413.750328] ? __lock_is_held+0xb5/0x140 [ 1413.750358] ? ___might_sleep+0x1ed/0x300 [ 1413.750388] ? arch_local_save_flags+0x40/0x40 [ 1413.765924] ? kernfs_activate+0x21a/0x2c0 [ 1413.765955] __should_failslab+0x124/0x180 [ 1413.765977] should_failslab+0x9/0x14 [ 1413.765997] kmem_cache_alloc+0x2be/0x730 [ 1413.817448] ? lock_downgrade+0x900/0x900 [ 1413.817466] ? do_raw_spin_lock+0xc1/0x200 [ 1413.817486] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 1413.817506] __kernfs_new_node+0x127/0x8d0 [ 1413.817527] ? kernfs_dop_revalidate+0x3c0/0x3c0 [ 1413.817544] ? graph_lock+0x170/0x170 [ 1413.817571] ? __lock_is_held+0xb5/0x140 [ 1413.817588] ? wait_for_completion+0x8a0/0x8a0 [ 1413.817630] ? mutex_unlock+0xd/0x10 [ 1413.843165] ? kernfs_activate+0x21a/0x2c0 [ 1413.843186] ? kernfs_walk_and_get_ns+0x340/0x340 [ 1413.843205] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 1413.843221] ? kernfs_link_sibling+0x1d2/0x3b0 [ 1413.843245] kernfs_new_node+0x95/0x120 [ 1413.843268] __kernfs_create_file+0x5a/0x340 [ 1413.860089] sysfs_add_file_mode_ns+0x222/0x530 [ 1413.860119] internal_create_group+0x3df/0xd80 [ 1413.860158] ? remove_files.isra.1+0x190/0x190 [ 1413.860180] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 1413.860196] ? kernfs_create_link+0x1d4/0x250 [ 1413.860222] sysfs_create_groups+0x9b/0x141 [ 1413.860245] device_add+0x691/0x17f0 [ 1413.860271] ? get_device_parent.isra.27+0x5a0/0x5a0 [ 1413.860286] ? dev_set_name+0xad/0xe0 [ 1413.860303] ? device_initialize+0x5f0/0x5f0 [ 1413.860324] ? rtnl_is_locked+0xb5/0xf0 [ 1413.891721] ? rtnl_trylock+0x20/0x20 [ 1413.891751] netdev_register_kobject+0x187/0x3f0 [ 1413.891772] register_netdevice+0x99a/0x10f0 [ 1413.891794] ? netdev_change_features+0x110/0x110 [ 1413.891828] register_netdev+0x30/0x50 [ 1413.891849] br_add_bridge+0x9b/0xf0 [ 1413.891867] br_ioctl_deviceless_stub+0x991/0xac0 [ 1413.933216] ? find_held_lock+0x36/0x1c0 [ 1413.933236] ? old_dev_ioctl.isra.2+0x20e0/0x20e0 [ 1413.933258] ? __fget+0x4aa/0x740 [ 1413.933276] ? lock_downgrade+0x900/0x900 [ 1413.933295] ? check_preemption_disabled+0x48/0x200 [ 1413.933318] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 1413.933336] ? kasan_check_read+0x11/0x20 [ 1413.933353] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 1413.933388] ? old_dev_ioctl.isra.2+0x20e0/0x20e0 [ 1413.933403] sock_ioctl+0x2d5/0x680 [ 1413.933423] ? dlci_ioctl_set+0x40/0x40 [ 1413.949471] ? ksys_dup3+0x680/0x680 [ 1413.949487] ? find_held_lock+0x36/0x1c0 [ 1413.949513] ? __mutex_unlock_slowpath+0x197/0x8c0 [ 1413.949536] ? dlci_ioctl_set+0x40/0x40 [ 1413.949555] do_vfs_ioctl+0x1de/0x1720 [ 1413.949571] ? __lock_is_held+0xb5/0x140 [ 1413.949592] ? ioctl_preallocate+0x300/0x300 [ 1413.949622] ? __fget_light+0x2e9/0x430 [ 1413.949640] ? fget_raw+0x20/0x20 [ 1413.949658] ? __sb_end_write+0xd9/0x110 [ 1413.963675] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 1413.963690] ? fput+0x130/0x1a0 [ 1413.963708] ? do_syscall_64+0x9a/0x820 [ 1413.963725] ? do_syscall_64+0x9a/0x820 [ 1413.963742] ? lockdep_hardirqs_on+0x421/0x5c0 [ 1413.963763] ? security_file_ioctl+0x94/0xc0 [ 1413.963785] ksys_ioctl+0xa9/0xd0 [ 1413.963805] __x64_sys_ioctl+0x73/0xb0 [ 1413.963824] do_syscall_64+0x1b9/0x820 [ 1413.963840] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 1413.963859] ? syscall_return_slowpath+0x5e0/0x5e0 [ 1413.963880] ? trace_hardirqs_off+0x300/0x300 [ 1413.976299] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 1413.976316] ? recalc_sigpending_tsk+0x180/0x180 [ 1413.976336] ? kasan_check_write+0x14/0x20 [ 1413.976360] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 1413.976386] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 1413.976399] RIP: 0033:0x457099 [ 1413.976415] Code: fd b4 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b4 fb ff c3 66 2e 0f 1f 84 00 00 00 00 15:02:06 executing program 3: r0 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(r0) socket$kcm(0xa, 0x5, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) socket$kcm(0x29, 0x0, 0x0) bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x0, 0x10bd}, 0x2c) bpf$PROG_LOAD(0x5, &(0x7f00000ba000)={0xd, 0x5, &(0x7f0000346fc8)=@framed={{0x18, 0x0, 0x0, 0x5b00}, [@alu={0x8000000201a7f19, 0x0, 0x201a7fa6, 0x48, 0x1, 0x88}]}, &(0x7f0000000000)='GPL\x00', 0x0, 0xfb, &(0x7f00001a7f05)=""/251}, 0x14) [ 1413.976424] RSP: 002b:00007f692aa02c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 1413.976442] RAX: ffffffffffffffda RBX: 00007f692aa036d4 RCX: 0000000000457099 [ 1413.976451] RDX: 0000000020000000 RSI: 00000000000089a0 RDI: 0000000000000003 [ 1413.976461] RBP: 00000000009300a0 R08: 0000000000000000 R09: 0000000000000000 [ 1413.976470] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000005 [ 1413.976480] R13: 00000000004cfe50 R14: 00000000004bec60 R15: 000000000000002c 15:02:06 executing program 7: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000340)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) bpf$MAP_CREATE(0x0, &(0x7f0000000080)={0x0, 0x800000000004, 0x4, 0x9, 0x0, 0xffffffffffffffff, 0x0, [0x5f]}, 0x2c) perf_event_open(&(0x7f0000000180)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x1a7b, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(r1) socket$kcm(0x2, 0x3, 0x2) ioctl$PERF_EVENT_IOC_SET_FILTER(r1, 0x8914, &(0x7f0000000380)="6e7230010060a19ef9d2c673d9a1571cb9e1369bcd61ef7e49793ae18712eceb1daa769497800b7fbbd35b170c10751d39aeb660d863e49b8c4f3b3cad48902b5b256cfd0abd372c63bcf5d70df3fd4d2e8d443c88c60fd7140fbc0e5637dd82fc3435bed4de5d693c9a781c863e05d8a6f8689a5be29216061f3ff53f8b6b396678e7ba155ef9152d7e43b1eccb2331eb8eb1ed5586dcf8b3b0b999361a44ff2c22c2abbef42dd24eabe6723346a6e46c0499a21442d8d00dcb57f013ff7595edd0ff076930de3675d34117a44eb0e4f832936da44e") r2 = openat$tun(0xffffffffffffff9c, &(0x7f0000000140)='/dev/net/tun\x00', 0x0, 0x0) ioctl$TUNSETIFF(r2, 0x400454ca, &(0x7f0000000040)={"6e72300100", 0x801}) ioctl$TUNSETLINK(r2, 0x400454cd, 0x308) perf_event_open(&(0x7f000025c000)={0x0, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000001, 0x0, 0x2161f870, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) sendmsg(0xffffffffffffffff, &(0x7f0000000440)={&(0x7f0000000200)=@ax25={0x3, {"b8738e610d62ed"}}, 0x80, &(0x7f0000000040), 0x0, 0x0, 0x0, 0x4}, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(0xffffffffffffffff, 0x2400, 0x0) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f00000002c0)={0xffffffffffffffff, &(0x7f0000000300), &(0x7f0000000280)}, 0x20) openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000000)='rdma.current\x00', 0x0, 0x0) 15:02:06 executing program 4 (fault-call:1 fault-nth:45): socketpair(0x1, 0x80002, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_SET_FILTER(r0, 0x89a0, &(0x7f0000000000)='%d') 15:02:06 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) sendmsg(r0, &(0x7f0000000580)={0x0, 0x0, &(0x7f00000001c0)=[{&(0x7f0000000380)="b5", 0x1}], 0x8, &(0x7f0000001740), 0x0, 0x4}, 0x20000040) 15:02:06 executing program 0: bpf$MAP_CREATE(0x0, &(0x7f0000000200)={0xf}, 0x2c) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f0000000300)={0xffffffffffffffff, &(0x7f0000000140), &(0x7f0000000200)}, 0x20) socketpair(0x1, 0x1, 0x0, &(0x7f0000000100)={0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_SET_FILTER(r0, 0x8931, &(0x7f0000000300)='0\x00') 15:02:06 executing program 6: perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e6}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) bpf$MAP_DELETE_ELEM(0x3, &(0x7f0000000300)={0xffffffffffffffff, &(0x7f0000000240)}, 0x10) openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000180)="2f67726f75702e73746174003c23fb572a1f0294e6f378b41ad54b4d9d9a1f63f8785ad188a7e1c88875e05b18a4cb3a9cd12dcea440d899c22c652b3a471b4a7fa2f3fdf6e034d804e5f0df4b1dee483b157624c59c0100e89e6a357c000000", 0x2761, 0x0) 15:02:06 executing program 5: r0 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(r0) socket$kcm(0xa, 0x5, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) perf_event_open(&(0x7f000025c000)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(0xffffffffffffffff) socket$kcm(0x29, 0x0, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(0xffffffffffffffff, 0x2400, 0x0) bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x0, 0x10bd}, 0x2c) bpf$PROG_LOAD(0x5, &(0x7f00000ba000)={0xd, 0x5, &(0x7f0000346fc8)=@framed={{}, [@alu={0x8000000201a7f19, 0x0, 0x201a7fa6, 0x48, 0x1}], {0x95, 0x40000000}}, &(0x7f0000000000)='GPL\x00', 0x0, 0xfb, &(0x7f00001a7f05)=""/251}, 0x14) 15:02:06 executing program 2: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000340)) r0 = openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000000)='cpu.stat\x00', 0x0, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x4001ff) r1 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$TUNSETIFF(r0, 0x400454ca, &(0x7f0000000040)={'dummy0\x00', 0x820}) close(r1) socket$kcm(0x2, 0x3, 0x2) ioctl$PERF_EVENT_IOC_SET_FILTER(r1, 0x8980, &(0x7f0000000380)="6e7230010060a19ef9d2c673d9a1571cb9e1369bcd61ef7e49793ae18712eceb1daa769497800b7fbbd35b170c10751d39aeb660d863e49b8c4f3b3cad48902b5b2d6cfd0abd372c63bcf5d70df3fd4d2e8d443c88c60fd7140fbc0e5637dd82fc3435bed4de5d693c9a781c863e05d8a6f8689a5be29216061f3ff53f8b6b396678e7ba155ef9152d7e43b1eccb2331eb8eb1ed5586dcf8b3b0b999361a44ff2c22c2abbef42dd24eabe6723346a6e46c0499a21442d8d00dcb57f013ff7595edd0ff076930de3675d34117a44eb0e4f832936da44e") 15:02:06 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) sendmsg(r0, &(0x7f0000000580)={0x0, 0x0, &(0x7f00000001c0)=[{&(0x7f0000000380)="b5", 0x1}], 0x20000381, &(0x7f0000001740), 0x0, 0x4}, 0x20000040) 15:02:06 executing program 3: r0 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(r0) socket$kcm(0xa, 0x5, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) socket$kcm(0x29, 0x0, 0x0) bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x0, 0x10bd}, 0x2c) bpf$PROG_LOAD(0x5, &(0x7f00000ba000)={0xd, 0x5, &(0x7f0000346fc8)=@framed={{0x18, 0x0, 0x0, 0x8c00000000000000}, [@alu={0x8000000201a7f19, 0x0, 0x201a7fa6, 0x48, 0x1, 0x88}]}, &(0x7f0000000000)='GPL\x00', 0x0, 0xfb, &(0x7f00001a7f05)=""/251}, 0x14) [ 1414.525205] FAULT_INJECTION: forcing a failure. [ 1414.525205] name failslab, interval 1, probability 0, space 0, times 0 [ 1414.565003] CPU: 1 PID: 13312 Comm: syz-executor4 Not tainted 4.19.0-rc2+ #50 [ 1414.572298] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1414.581644] Call Trace: [ 1414.584257] dump_stack+0x1c4/0x2b4 [ 1414.587914] ? dump_stack_print_info.cold.2+0x52/0x52 [ 1414.593116] should_fail.cold.4+0xa/0x17 [ 1414.597195] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 1414.602320] ? lock_release+0x970/0x970 [ 1414.606307] ? arch_local_save_flags+0x40/0x40 [ 1414.610900] ? graph_lock+0x170/0x170 [ 1414.610922] ? graph_lock+0x170/0x170 [ 1414.610952] ? find_held_lock+0x36/0x1c0 [ 1414.610972] ? __lock_is_held+0xb5/0x140 [ 1414.626702] ? ___might_sleep+0x1ed/0x300 [ 1414.630862] ? arch_local_save_flags+0x40/0x40 [ 1414.635446] ? kernfs_activate+0x21a/0x2c0 [ 1414.639706] __should_failslab+0x124/0x180 [ 1414.643957] should_failslab+0x9/0x14 [ 1414.647767] kmem_cache_alloc+0x2be/0x730 [ 1414.651921] ? lock_downgrade+0x900/0x900 [ 1414.656073] ? do_raw_spin_lock+0xc1/0x200 [ 1414.660316] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 1414.665345] __kernfs_new_node+0x127/0x8d0 [ 1414.669593] ? kernfs_dop_revalidate+0x3c0/0x3c0 [ 1414.674368] ? graph_lock+0x170/0x170 [ 1414.678191] ? __lock_is_held+0xb5/0x140 [ 1414.682261] ? wait_for_completion+0x8a0/0x8a0 [ 1414.686874] ? mutex_unlock+0xd/0x10 [ 1414.690597] ? kernfs_activate+0x21a/0x2c0 [ 1414.694850] ? kernfs_walk_and_get_ns+0x340/0x340 [ 1414.699706] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 1414.705253] ? kernfs_link_sibling+0x1d2/0x3b0 [ 1414.709857] kernfs_new_node+0x95/0x120 [ 1414.713847] __kernfs_create_file+0x5a/0x340 [ 1414.718272] sysfs_add_file_mode_ns+0x222/0x530 [ 1414.722968] internal_create_group+0x3df/0xd80 [ 1414.727571] ? remove_files.isra.1+0x190/0x190 [ 1414.732176] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 1414.737721] ? kernfs_create_link+0x1d4/0x250 [ 1414.742240] sysfs_create_groups+0x9b/0x141 [ 1414.746573] device_add+0x691/0x17f0 [ 1414.750316] ? get_device_parent.isra.27+0x5a0/0x5a0 [ 1414.755420] ? dev_set_name+0xad/0xe0 [ 1414.759226] ? device_initialize+0x5f0/0x5f0 [ 1414.763651] ? rtnl_is_locked+0xb5/0xf0 [ 1414.767641] ? rtnl_trylock+0x20/0x20 [ 1414.771465] netdev_register_kobject+0x187/0x3f0 [ 1414.776236] register_netdevice+0x99a/0x10f0 [ 1414.780658] ? netdev_change_features+0x110/0x110 [ 1414.785532] register_netdev+0x30/0x50 [ 1414.789445] br_add_bridge+0x9b/0xf0 [ 1414.793168] br_ioctl_deviceless_stub+0x991/0xac0 [ 1414.798024] ? find_held_lock+0x36/0x1c0 [ 1414.802092] ? old_dev_ioctl.isra.2+0x20e0/0x20e0 [ 1414.806953] ? __fget+0x4aa/0x740 [ 1414.810414] ? lock_downgrade+0x900/0x900 [ 1414.814568] ? check_preemption_disabled+0x48/0x200 [ 1414.819617] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 1414.825423] ? kasan_check_read+0x11/0x20 [ 1414.829581] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 1414.834903] ? old_dev_ioctl.isra.2+0x20e0/0x20e0 [ 1414.839750] sock_ioctl+0x2d5/0x680 [ 1414.843387] ? dlci_ioctl_set+0x40/0x40 [ 1414.847368] ? ksys_dup3+0x680/0x680 [ 1414.851086] ? find_held_lock+0x36/0x1c0 [ 1414.855169] ? __mutex_unlock_slowpath+0x197/0x8c0 [ 1414.860111] ? dlci_ioctl_set+0x40/0x40 [ 1414.864099] do_vfs_ioctl+0x1de/0x1720 [ 1414.867995] ? __lock_is_held+0xb5/0x140 [ 1414.872071] ? ioctl_preallocate+0x300/0x300 [ 1414.876491] ? __fget_light+0x2e9/0x430 [ 1414.880471] ? fget_raw+0x20/0x20 [ 1414.883932] ? __sb_end_write+0xd9/0x110 [ 1414.888006] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 1414.893546] ? fput+0x130/0x1a0 [ 1414.896831] ? do_syscall_64+0x9a/0x820 [ 1414.900813] ? do_syscall_64+0x9a/0x820 [ 1414.904797] ? lockdep_hardirqs_on+0x421/0x5c0 [ 1414.909389] ? security_file_ioctl+0x94/0xc0 [ 1414.913813] ksys_ioctl+0xa9/0xd0 [ 1414.917280] __x64_sys_ioctl+0x73/0xb0 [ 1414.921176] do_syscall_64+0x1b9/0x820 [ 1414.925071] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 1414.930444] ? syscall_return_slowpath+0x5e0/0x5e0 [ 1414.935383] ? trace_hardirqs_off+0x300/0x300 [ 1414.939888] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 1414.944909] ? recalc_sigpending_tsk+0x180/0x180 [ 1414.949674] ? kasan_check_write+0x14/0x20 [ 1414.953926] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 1414.958789] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 1414.963982] RIP: 0033:0x457099 [ 1414.967181] Code: fd b4 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b4 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 1414.986084] RSP: 002b:00007f692aa02c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 1414.993808] RAX: ffffffffffffffda RBX: 00007f692aa036d4 RCX: 0000000000457099 [ 1415.001078] RDX: 0000000020000000 RSI: 00000000000089a0 RDI: 0000000000000003 [ 1415.008352] RBP: 00000000009300a0 R08: 0000000000000000 R09: 0000000000000000 [ 1415.015637] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000005 [ 1415.022921] R13: 00000000004cfe50 R14: 00000000004bec60 R15: 000000000000002d 15:02:07 executing program 4 (fault-call:1 fault-nth:46): socketpair(0x1, 0x80002, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_SET_FILTER(r0, 0x89a0, &(0x7f0000000000)='%d') 15:02:07 executing program 0: bpf$MAP_CREATE(0x0, &(0x7f0000000200)={0xf}, 0x2c) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f0000000300)={0xffffffffffffffff, &(0x7f0000000140), &(0x7f0000000200)}, 0x20) socketpair(0x1, 0x1, 0x0, &(0x7f0000000100)={0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_SET_FILTER(r0, 0x8921, &(0x7f0000000300)='0\x00') 15:02:07 executing program 6: perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e6}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) bpf$MAP_DELETE_ELEM(0x3, &(0x7f0000000300)={0xffffffffffffffff, &(0x7f0000000240)}, 0x10) openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000180)="2f67726f75702e73746174003c23fb572a1f0294e6f378b41ad54b4d9d9a1f63f8785ad188a7e1c88875e05b18a4cb3a9cd12dcea440d899c22c652b3a471b4a7fa2f3fdf6e034d804e5f0df4b1dee483b157624c59c0100e89e6a357c004010", 0x2761, 0x0) 15:02:07 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) sendmsg(r0, &(0x7f0000000580)={0x0, 0x0, &(0x7f00000001c0)=[{&(0x7f0000000380)="b5", 0x1}], 0x7ffff000, &(0x7f0000001740), 0x0, 0x4}, 0x20000040) 15:02:07 executing program 5: r0 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(r0) socket$kcm(0xa, 0x5, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) perf_event_open(&(0x7f000025c000)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(0xffffffffffffffff) socket$kcm(0x29, 0x0, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(0xffffffffffffffff, 0x2400, 0x0) bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x0, 0x10bd}, 0x2c) bpf$PROG_LOAD(0x5, &(0x7f00000ba000)={0xd, 0x5, &(0x7f0000346fc8)=@framed={{}, [@alu={0x8000000201a7f19, 0x0, 0x201a7fa6, 0x48, 0x1}], {0x95, 0x14000000}}, &(0x7f0000000000)='GPL\x00', 0x0, 0xfb, &(0x7f00001a7f05)=""/251}, 0x14) 15:02:07 executing program 2: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000340)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) r1 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(r1) socket$kcm(0x2, 0x3, 0x2) socketpair(0x10, 0x5, 0x0, &(0x7f0000000000)) ioctl$PERF_EVENT_IOC_SET_FILTER(r1, 0x8980, &(0x7f0000000380)="6e7230010060a19ef9d2c673d9a1571cb9e1369bcd61ef7e49793ae18712eceb1daa769497800b7fbbd35b170c10751d39aeb660d863e49b8c4f3b3cad48902b5b2d6cfd0abd372c63bcf5d70df3fd4d2e8d443c88c60fd7140fbc0e5637dd82fc3435bed4de5d693c9a781c863e05d8a6f8689a5be29216061f3ff53f8b6b396678e7ba155ef9152d7e43b1eccb2331eb8eb1ed5586dcf8b3b0b999361a44ff2c22c2abbef42dd24eabe6723346a6e46c0499a21442d8d00dcb57f013ff7595edd0ff076930de3675d34117a44eb0e4f832936da44e") 15:02:07 executing program 7: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000340)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) bpf$MAP_CREATE(0x0, &(0x7f0000000080)={0x0, 0x800000000004, 0x4, 0x9, 0x0, 0xffffffffffffffff, 0x0, [0x5f]}, 0x2c) perf_event_open(&(0x7f0000000180)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x1a7b, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(r1) socket$kcm(0x2, 0x3, 0x2) ioctl$PERF_EVENT_IOC_SET_FILTER(r1, 0x8914, &(0x7f0000000380)="6e7230010060a19ef9d2c673d9a1571cb9e1369bcd61ef7e49793ae18712eceb1daa769497800b7fbbd35b170c10751d39aeb660d863e49b8c4f3b3cad48902b5b346cfd0abd372c63bcf5d70df3fd4d2e8d443c88c60fd7140fbc0e5637dd82fc3435bed4de5d693c9a781c863e05d8a6f8689a5be29216061f3ff53f8b6b396678e7ba155ef9152d7e43b1eccb2331eb8eb1ed5586dcf8b3b0b999361a44ff2c22c2abbef42dd24eabe6723346a6e46c0499a21442d8d00dcb57f013ff7595edd0ff076930de3675d34117a44eb0e4f832936da44e") r2 = openat$tun(0xffffffffffffff9c, &(0x7f0000000140)='/dev/net/tun\x00', 0x0, 0x0) ioctl$TUNSETIFF(r2, 0x400454ca, &(0x7f0000000040)={"6e72300100", 0x801}) ioctl$TUNSETLINK(r2, 0x400454cd, 0x308) perf_event_open(&(0x7f000025c000)={0x0, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000001, 0x0, 0x2161f870, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) sendmsg(0xffffffffffffffff, &(0x7f0000000440)={&(0x7f0000000200)=@ax25={0x3, {"b8738e610d62ed"}}, 0x80, &(0x7f0000000040), 0x0, 0x0, 0x0, 0x4}, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(0xffffffffffffffff, 0x2400, 0x0) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f00000002c0)={0xffffffffffffffff, &(0x7f0000000300), &(0x7f0000000280)}, 0x20) openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000000)='rdma.current\x00', 0x0, 0x0) [ 1415.360804] FAULT_INJECTION: forcing a failure. [ 1415.360804] name failslab, interval 1, probability 0, space 0, times 0 [ 1415.408087] CPU: 0 PID: 13346 Comm: syz-executor4 Not tainted 4.19.0-rc2+ #50 [ 1415.415406] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1415.424766] Call Trace: [ 1415.427370] dump_stack+0x1c4/0x2b4 [ 1415.431023] ? dump_stack_print_info.cold.2+0x52/0x52 [ 1415.436450] should_fail.cold.4+0xa/0x17 [ 1415.440531] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 1415.445660] ? lock_release+0x970/0x970 [ 1415.449659] ? arch_local_save_flags+0x40/0x40 [ 1415.454259] ? graph_lock+0x170/0x170 15:02:07 executing program 0: bpf$MAP_CREATE(0x0, &(0x7f0000000200)={0xf}, 0x2c) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f0000000300)={0xffffffffffffffff, &(0x7f0000000140), &(0x7f0000000200)}, 0x20) socketpair(0x1, 0x1, 0x0, &(0x7f0000000100)={0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_SET_FILTER(r0, 0x5452, &(0x7f0000000300)='0\x00') [ 1415.458075] ? graph_lock+0x170/0x170 [ 1415.461898] ? find_held_lock+0x36/0x1c0 [ 1415.465969] ? __lock_is_held+0xb5/0x140 [ 1415.470086] ? ___might_sleep+0x1ed/0x300 [ 1415.474236] ? arch_local_save_flags+0x40/0x40 [ 1415.478804] ? kernfs_activate+0x21a/0x2c0 [ 1415.483046] __should_failslab+0x124/0x180 [ 1415.487290] should_failslab+0x9/0x14 [ 1415.491104] kmem_cache_alloc+0x2be/0x730 [ 1415.495253] ? lock_downgrade+0x900/0x900 [ 1415.499386] ? do_raw_spin_lock+0xc1/0x200 [ 1415.503637] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 1415.508657] __kernfs_new_node+0x127/0x8d0 [ 1415.512882] ? kernfs_dop_revalidate+0x3c0/0x3c0 [ 1415.517637] ? graph_lock+0x170/0x170 [ 1415.521429] ? __lock_is_held+0xb5/0x140 [ 1415.525492] ? wait_for_completion+0x8a0/0x8a0 [ 1415.530083] ? mutex_unlock+0xd/0x10 [ 1415.533783] ? kernfs_activate+0x21a/0x2c0 [ 1415.538015] ? kernfs_walk_and_get_ns+0x340/0x340 [ 1415.542854] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 1415.548392] ? kernfs_link_sibling+0x1d2/0x3b0 [ 1415.553000] kernfs_new_node+0x95/0x120 [ 1415.556983] __kernfs_create_file+0x5a/0x340 [ 1415.561380] sysfs_add_file_mode_ns+0x222/0x530 [ 1415.566040] internal_create_group+0x3df/0xd80 [ 1415.570660] ? remove_files.isra.1+0x190/0x190 [ 1415.575243] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 1415.580775] ? kernfs_create_link+0x1d4/0x250 [ 1415.585290] sysfs_create_groups+0x9b/0x141 [ 1415.589618] device_add+0x691/0x17f0 [ 1415.593329] ? get_device_parent.isra.27+0x5a0/0x5a0 [ 1415.598424] ? dev_set_name+0xad/0xe0 [ 1415.602229] ? device_initialize+0x5f0/0x5f0 [ 1415.606653] ? rtnl_is_locked+0xb5/0xf0 [ 1415.610643] ? rtnl_trylock+0x20/0x20 [ 1415.614446] netdev_register_kobject+0x187/0x3f0 [ 1415.619215] register_netdevice+0x99a/0x10f0 [ 1415.623646] ? netdev_change_features+0x110/0x110 [ 1415.628497] register_netdev+0x30/0x50 [ 1415.632374] br_add_bridge+0x9b/0xf0 [ 1415.636073] br_ioctl_deviceless_stub+0x991/0xac0 [ 1415.640909] ? find_held_lock+0x36/0x1c0 [ 1415.644960] ? old_dev_ioctl.isra.2+0x20e0/0x20e0 [ 1415.649793] ? __fget+0x4aa/0x740 [ 1415.653233] ? lock_downgrade+0x900/0x900 [ 1415.657378] ? check_preemption_disabled+0x48/0x200 [ 1415.662396] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 1415.668205] ? kasan_check_read+0x11/0x20 [ 1415.672354] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 1415.677639] ? old_dev_ioctl.isra.2+0x20e0/0x20e0 [ 1415.682467] sock_ioctl+0x2d5/0x680 [ 1415.686098] ? dlci_ioctl_set+0x40/0x40 [ 1415.690059] ? ksys_dup3+0x680/0x680 [ 1415.693760] ? find_held_lock+0x36/0x1c0 [ 1415.697822] ? __mutex_unlock_slowpath+0x197/0x8c0 [ 1415.702752] ? dlci_ioctl_set+0x40/0x40 [ 1415.706715] do_vfs_ioctl+0x1de/0x1720 [ 1415.710593] ? __lock_is_held+0xb5/0x140 [ 1415.714661] ? ioctl_preallocate+0x300/0x300 [ 1415.719073] ? __fget_light+0x2e9/0x430 [ 1415.723034] ? fget_raw+0x20/0x20 [ 1415.726490] ? __sb_end_write+0xd9/0x110 [ 1415.730564] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 1415.736101] ? fput+0x130/0x1a0 [ 1415.739477] ? do_syscall_64+0x9a/0x820 [ 1415.743462] ? do_syscall_64+0x9a/0x820 [ 1415.747441] ? lockdep_hardirqs_on+0x421/0x5c0 [ 1415.752014] ? security_file_ioctl+0x94/0xc0 [ 1415.756423] ksys_ioctl+0xa9/0xd0 [ 1415.759881] __x64_sys_ioctl+0x73/0xb0 [ 1415.763785] do_syscall_64+0x1b9/0x820 [ 1415.767670] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 1415.773034] ? syscall_return_slowpath+0x5e0/0x5e0 [ 1415.777960] ? trace_hardirqs_off+0x300/0x300 [ 1415.782470] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 1415.787483] ? recalc_sigpending_tsk+0x180/0x180 [ 1415.792227] ? kasan_check_write+0x14/0x20 [ 1415.796468] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 1415.801302] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 1415.806480] RIP: 0033:0x457099 [ 1415.809676] Code: fd b4 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b4 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 1415.828566] RSP: 002b:00007f692aa02c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 1415.836258] RAX: ffffffffffffffda RBX: 00007f692aa036d4 RCX: 0000000000457099 [ 1415.843519] RDX: 0000000020000000 RSI: 00000000000089a0 RDI: 0000000000000003 [ 1415.850786] RBP: 00000000009300a0 R08: 0000000000000000 R09: 0000000000000000 15:02:07 executing program 3: r0 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(r0) socket$kcm(0xa, 0x5, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) socket$kcm(0x29, 0x0, 0x0) bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x0, 0x10bd}, 0x2c) bpf$PROG_LOAD(0x5, &(0x7f00000ba000)={0xd, 0x5, &(0x7f0000346fc8)=@framed={{0x18, 0x0, 0x0, 0x63000000}, [@alu={0x8000000201a7f19, 0x0, 0x201a7fa6, 0x48, 0x1, 0x88}]}, &(0x7f0000000000)='GPL\x00', 0x0, 0xfb, &(0x7f00001a7f05)=""/251}, 0x14) 15:02:07 executing program 6: perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e6}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) bpf$MAP_DELETE_ELEM(0x3, &(0x7f0000000300)={0xffffffffffffffff, &(0x7f0000000240)}, 0x10) openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000180)="2f67726f75702e73746174003c23fb572a1f0294e6f378b41ad54b4d9d9a1f63f8785ad188a7e1c88875e05b18a4cb3a9cd12dcea440d899c22c652b3a471b4a7fa2f3fdf6e034d804e5f0df4b1dee483b157624c59c0100e89e6a357c00000e", 0x2761, 0x0) [ 1415.858039] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000005 [ 1415.865290] R13: 00000000004cfe50 R14: 00000000004bec60 R15: 000000000000002e 15:02:07 executing program 4 (fault-call:1 fault-nth:47): socketpair(0x1, 0x80002, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_SET_FILTER(r0, 0x89a0, &(0x7f0000000000)='%d') 15:02:07 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) sendmsg(r0, &(0x7f0000000580)={0x0, 0x0, &(0x7f00000001c0)=[{&(0x7f0000000380)="b5", 0x1}], 0x1, &(0x7f0000001740), 0x11, 0x4}, 0x20000040) 15:02:08 executing program 5: r0 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(r0) socket$kcm(0xa, 0x5, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) perf_event_open(&(0x7f000025c000)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(0xffffffffffffffff) socket$kcm(0x29, 0x0, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(0xffffffffffffffff, 0x2400, 0x0) bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x0, 0x10bd}, 0x2c) bpf$PROG_LOAD(0x5, &(0x7f00000ba000)={0xd, 0x5, &(0x7f0000346fc8)=@framed={{}, [@alu={0x8000000201a7f19, 0x0, 0x201a7fa6, 0x48, 0x1}], {0x95, 0xb700}}, &(0x7f0000000000)='GPL\x00', 0x0, 0xfb, &(0x7f00001a7f05)=""/251}, 0x14) 15:02:08 executing program 2: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000340)) r0 = bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f0000000040)={&(0x7f0000000000)='\x00'}, 0x10) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) r1 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(r1) socket$kcm(0x2, 0x3, 0x2) ioctl$PERF_EVENT_IOC_SET_FILTER(r1, 0x8980, &(0x7f0000000380)="6e7230010060a19ef9d2c673d9a1571cb9e1369bcd61ef7e49793ae18712eceb1daa769497800b7fbbd35b170c10751d39aeb660d863e49b8c4f3b3cad48902b5b2d6cfd0abd372c63bcf5d70df3fd4d2e8d443c88c60fd7140fbc0e5637dd82fc3435bed4de5d693c9a781c863e05d8a6f8689a5be29216061f3ff53f8b6b396678e7ba155ef9152d7e43b1eccb2331eb8eb1ed5586dcf8b3b0b999361a44ff2c22c2abbef42dd24eabe6723346a6e46c0499a21442d8d00dcb57f013ff7595edd0ff076930de3675d34117a44eb0e4f832936da44e") 15:02:08 executing program 0: bpf$MAP_CREATE(0x0, &(0x7f0000000200)={0xf}, 0x2c) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f0000000300)={0xffffffffffffffff, &(0x7f0000000140), &(0x7f0000000200)}, 0x20) socketpair(0x1, 0x1, 0x0, &(0x7f0000000100)={0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_SET_FILTER(r0, 0x89a2, &(0x7f0000000300)='0\x00') 15:02:08 executing program 7: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000340)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) bpf$MAP_CREATE(0x0, &(0x7f0000000080)={0x0, 0x800000000004, 0x4, 0x9, 0x0, 0xffffffffffffffff, 0x0, [0x5f]}, 0x2c) perf_event_open(&(0x7f0000000180)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x1a7b, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(r1) socket$kcm(0x2, 0x3, 0x2) ioctl$PERF_EVENT_IOC_SET_FILTER(r1, 0x8914, &(0x7f0000000380)="6e7230010060a19ef9d2c673d9a1571cb9e1369bcd61ef7e49793ae18712eceb1daa769497800b7fbbd35b170c10751d39aeb660d863e49b8c4f3b3cad48902b5b2d2efd0abd372c63bcf5d70df3fd4d2e8d443c88c60fd7140fbc0e5637dd82fc3435bed4de5d693c9a781c863e05d8a6f8689a5be29216061f3ff53f8b6b396678e7ba155ef9152d7e43b1eccb2331eb8eb1ed5586dcf8b3b0b999361a44ff2c22c2abbef42dd24eabe6723346a6e46c0499a21442d8d00dcb57f013ff7595edd0ff076930de3675d34117a44eb0e4f832936da44e") r2 = openat$tun(0xffffffffffffff9c, &(0x7f0000000140)='/dev/net/tun\x00', 0x0, 0x0) ioctl$TUNSETIFF(r2, 0x400454ca, &(0x7f0000000040)={"6e72300100", 0x801}) ioctl$TUNSETLINK(r2, 0x400454cd, 0x308) perf_event_open(&(0x7f000025c000)={0x0, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000001, 0x0, 0x2161f870, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) sendmsg(0xffffffffffffffff, &(0x7f0000000440)={&(0x7f0000000200)=@ax25={0x3, {"b8738e610d62ed"}}, 0x80, &(0x7f0000000040), 0x0, 0x0, 0x0, 0x4}, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(0xffffffffffffffff, 0x2400, 0x0) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f00000002c0)={0xffffffffffffffff, &(0x7f0000000300), &(0x7f0000000280)}, 0x20) openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000000)='rdma.current\x00', 0x0, 0x0) 15:02:08 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) sendmsg(r0, &(0x7f0000000580)={0x0, 0x0, &(0x7f00000001c0)=[{&(0x7f0000000380)="b5", 0x1}], 0x1, &(0x7f0000001740), 0x100000000000000, 0x4}, 0x20000040) [ 1416.193340] FAULT_INJECTION: forcing a failure. [ 1416.193340] name failslab, interval 1, probability 0, space 0, times 0 [ 1416.220515] CPU: 0 PID: 13384 Comm: syz-executor4 Not tainted 4.19.0-rc2+ #50 [ 1416.227812] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1416.237162] Call Trace: [ 1416.239756] dump_stack+0x1c4/0x2b4 [ 1416.243385] ? dump_stack_print_info.cold.2+0x52/0x52 [ 1416.248591] should_fail.cold.4+0xa/0x17 [ 1416.252661] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 1416.257752] ? lock_release+0x970/0x970 [ 1416.261716] ? arch_local_save_flags+0x40/0x40 [ 1416.266289] ? graph_lock+0x170/0x170 [ 1416.270079] ? graph_lock+0x170/0x170 [ 1416.273871] ? find_held_lock+0x36/0x1c0 [ 1416.277935] ? __lock_is_held+0xb5/0x140 [ 1416.282007] ? ___might_sleep+0x1ed/0x300 [ 1416.286147] ? arch_local_save_flags+0x40/0x40 [ 1416.290718] ? kernfs_activate+0x21a/0x2c0 [ 1416.294948] __should_failslab+0x124/0x180 [ 1416.299185] should_failslab+0x9/0x14 [ 1416.302991] kmem_cache_alloc+0x2be/0x730 [ 1416.307129] ? lock_downgrade+0x900/0x900 [ 1416.311264] ? do_raw_spin_lock+0xc1/0x200 [ 1416.315488] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 1416.320507] __kernfs_new_node+0x127/0x8d0 [ 1416.324746] ? kernfs_dop_revalidate+0x3c0/0x3c0 [ 1416.329498] ? graph_lock+0x170/0x170 [ 1416.333291] ? __lock_is_held+0xb5/0x140 [ 1416.337340] ? wait_for_completion+0x8a0/0x8a0 [ 1416.341919] ? mutex_unlock+0xd/0x10 [ 1416.345641] ? kernfs_activate+0x21a/0x2c0 [ 1416.349879] ? kernfs_walk_and_get_ns+0x340/0x340 [ 1416.354710] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 1416.360237] ? kernfs_link_sibling+0x1d2/0x3b0 [ 1416.364809] kernfs_new_node+0x95/0x120 [ 1416.368777] __kernfs_create_file+0x5a/0x340 [ 1416.373192] sysfs_add_file_mode_ns+0x222/0x530 [ 1416.377883] internal_create_group+0x3df/0xd80 [ 1416.382478] ? remove_files.isra.1+0x190/0x190 [ 1416.387053] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 1416.392587] ? kernfs_create_link+0x1d4/0x250 [ 1416.397121] sysfs_create_groups+0x9b/0x141 [ 1416.401449] device_add+0x691/0x17f0 [ 1416.405175] ? get_device_parent.isra.27+0x5a0/0x5a0 [ 1416.410278] ? dev_set_name+0xad/0xe0 [ 1416.414066] ? device_initialize+0x5f0/0x5f0 [ 1416.418465] ? rtnl_is_locked+0xb5/0xf0 [ 1416.422428] ? rtnl_trylock+0x20/0x20 [ 1416.426222] netdev_register_kobject+0x187/0x3f0 [ 1416.430971] register_netdevice+0x99a/0x10f0 [ 1416.435370] ? netdev_change_features+0x110/0x110 [ 1416.440228] register_netdev+0x30/0x50 [ 1416.444111] br_add_bridge+0x9b/0xf0 [ 1416.447813] br_ioctl_deviceless_stub+0x991/0xac0 [ 1416.452659] ? find_held_lock+0x36/0x1c0 [ 1416.456717] ? old_dev_ioctl.isra.2+0x20e0/0x20e0 [ 1416.461550] ? __fget+0x4aa/0x740 [ 1416.464992] ? lock_downgrade+0x900/0x900 [ 1416.469133] ? check_preemption_disabled+0x48/0x200 [ 1416.474157] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 1416.479963] ? kasan_check_read+0x11/0x20 [ 1416.484098] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 1416.489390] ? old_dev_ioctl.isra.2+0x20e0/0x20e0 [ 1416.494237] sock_ioctl+0x2d5/0x680 [ 1416.497867] ? dlci_ioctl_set+0x40/0x40 [ 1416.501842] ? ksys_dup3+0x680/0x680 [ 1416.505554] ? find_held_lock+0x36/0x1c0 [ 1416.509619] ? __mutex_unlock_slowpath+0x197/0x8c0 [ 1416.514564] ? dlci_ioctl_set+0x40/0x40 [ 1416.518529] do_vfs_ioctl+0x1de/0x1720 [ 1416.522403] ? __lock_is_held+0xb5/0x140 [ 1416.526456] ? ioctl_preallocate+0x300/0x300 [ 1416.530864] ? __fget_light+0x2e9/0x430 [ 1416.534829] ? fget_raw+0x20/0x20 [ 1416.538271] ? __sb_end_write+0xd9/0x110 [ 1416.542322] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 1416.547857] ? fput+0x130/0x1a0 [ 1416.551152] ? do_syscall_64+0x9a/0x820 [ 1416.555122] ? do_syscall_64+0x9a/0x820 [ 1416.559102] ? lockdep_hardirqs_on+0x421/0x5c0 [ 1416.563690] ? security_file_ioctl+0x94/0xc0 [ 1416.568107] ksys_ioctl+0xa9/0xd0 [ 1416.571565] __x64_sys_ioctl+0x73/0xb0 [ 1416.575452] do_syscall_64+0x1b9/0x820 [ 1416.579353] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 1416.584721] ? syscall_return_slowpath+0x5e0/0x5e0 [ 1416.589655] ? trace_hardirqs_off+0x300/0x300 [ 1416.594144] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 1416.599149] ? recalc_sigpending_tsk+0x180/0x180 [ 1416.603893] ? kasan_check_write+0x14/0x20 [ 1416.608120] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 1416.612956] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 1416.618132] RIP: 0033:0x457099 [ 1416.621322] Code: fd b4 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b4 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 1416.640228] RSP: 002b:00007f692aa02c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 1416.647948] RAX: ffffffffffffffda RBX: 00007f692aa036d4 RCX: 0000000000457099 [ 1416.655217] RDX: 0000000020000000 RSI: 00000000000089a0 RDI: 0000000000000003 [ 1416.662492] RBP: 00000000009300a0 R08: 0000000000000000 R09: 0000000000000000 [ 1416.669746] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000005 [ 1416.677001] R13: 00000000004cfe50 R14: 00000000004bec60 R15: 000000000000002f 15:02:08 executing program 3: r0 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(r0) socket$kcm(0xa, 0x5, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) socket$kcm(0x29, 0x0, 0x0) bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x0, 0x10bd}, 0x2c) bpf$PROG_LOAD(0x5, &(0x7f00000ba000)={0xd, 0x5, &(0x7f0000346fc8)=@framed={{0x18, 0x0, 0x0, 0x79000000}, [@alu={0x8000000201a7f19, 0x0, 0x201a7fa6, 0x48, 0x1, 0x88}]}, &(0x7f0000000000)='GPL\x00', 0x0, 0xfb, &(0x7f00001a7f05)=""/251}, 0x14) 15:02:08 executing program 6: perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e6}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) bpf$MAP_DELETE_ELEM(0x3, &(0x7f0000000300)={0xffffffffffffffff, &(0x7f0000000240)}, 0x10) openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000180)="2f67726f75702e73746174003c23fb572a1f0294e6f378b41ad54b4d9d9a1f63f8785ad188a7e1c88875e05b18a4cb3a9cd12dcea440d899c22c652b3a471b4a7fa2f3fdf6e034d804e5f0df4b1dee483b157624c59c0100e89e6a357c000300", 0x2761, 0x0) 15:02:08 executing program 4 (fault-call:1 fault-nth:48): socketpair(0x1, 0x80002, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_SET_FILTER(r0, 0x89a0, &(0x7f0000000000)='%d') 15:02:08 executing program 5: r0 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(r0) socket$kcm(0xa, 0x5, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) perf_event_open(&(0x7f000025c000)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(0xffffffffffffffff) socket$kcm(0x29, 0x0, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(0xffffffffffffffff, 0x2400, 0x0) bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x0, 0x10bd}, 0x2c) bpf$PROG_LOAD(0x5, &(0x7f00000ba000)={0xd, 0x5, &(0x7f0000346fc8)=@framed={{}, [@alu={0x8000000201a7f19, 0x0, 0x201a7fa6, 0x48, 0x1}], {0x95, 0x18}}, &(0x7f0000000000)='GPL\x00', 0x0, 0xfb, &(0x7f00001a7f05)=""/251}, 0x14) 15:02:08 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) sendmsg(r0, &(0x7f0000000580)={0x0, 0x0, &(0x7f00000001c0)=[{&(0x7f0000000380)="b5", 0x1}], 0x1, &(0x7f0000001740), 0x200000000000000, 0x4}, 0x20000040) 15:02:08 executing program 2: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000340)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000000)='pids.events\x00', 0x0, 0x0) r3 = openat$cgroup_ro(r0, &(0x7f0000000040)="6d000000002beced9d0000d95700", 0x0, 0x0) ioctl$TUNGETVNETHDRSZ(r1, 0x800454d7, &(0x7f0000000100)) ioctl$PERF_EVENT_IOC_ENABLE(r3, 0x8912, 0x1e) openat$cgroup_type(r2, &(0x7f0000000080)='cgroup.type\x00', 0x2, 0x0) r4 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(r4) socket$kcm(0x2, 0x3, 0x2) openat$cgroup_int(r2, &(0x7f00000000c0)='memory.max\x00', 0x2, 0x0) ioctl$PERF_EVENT_IOC_SET_FILTER(r4, 0x8980, &(0x7f0000000380)="6e7230010060a19ef9d2c673d9a1571cb9e1369bcd61ef7e49793ae18712eceb1daa769497800b7fbbd35b170c10751d39aeb660d863e49b8c4f3b3cad48902b5b2d6cfd0abd372c63bcf5d70df3fd4d2e8d443c88c60fd7140fbc0e5637dd82fc3435bed4de5d693c9a781c863e05d8a6f8689a5be29216061f3ff53f8b6b396678e7ba155ef9152d7e43b1eccb2331eb8eb1ed5586dcf8b3b0b999361a44ff2c22c2abbef42dd24eabe6723346a6e46c0499a21442d8d00dcb57f013ff7595edd0ff076930de3675d34117a44eb0e4f832936da44e") 15:02:08 executing program 0: bpf$MAP_CREATE(0x0, &(0x7f0000000200)={0xf}, 0x2c) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f0000000300)={0xffffffffffffffff, &(0x7f0000000140), &(0x7f0000000200)}, 0x20) socketpair(0x1, 0x1, 0x0, &(0x7f0000000100)={0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_SET_FILTER(r0, 0x89b1, &(0x7f0000000300)='0\x00') [ 1416.982228] FAULT_INJECTION: forcing a failure. [ 1416.982228] name failslab, interval 1, probability 0, space 0, times 0 [ 1417.004788] CPU: 0 PID: 13421 Comm: syz-executor4 Not tainted 4.19.0-rc2+ #50 [ 1417.012063] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1417.021401] Call Trace: [ 1417.023976] dump_stack+0x1c4/0x2b4 [ 1417.027592] ? dump_stack_print_info.cold.2+0x52/0x52 [ 1417.032800] should_fail.cold.4+0xa/0x17 [ 1417.036869] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 1417.041965] ? lock_release+0x970/0x970 [ 1417.045931] ? arch_local_save_flags+0x40/0x40 [ 1417.050501] ? graph_lock+0x170/0x170 [ 1417.054307] ? graph_lock+0x170/0x170 [ 1417.058118] ? find_held_lock+0x36/0x1c0 [ 1417.062182] ? __lock_is_held+0xb5/0x140 [ 1417.066253] ? ___might_sleep+0x1ed/0x300 [ 1417.070393] ? arch_local_save_flags+0x40/0x40 [ 1417.074962] ? kernfs_activate+0x21a/0x2c0 15:02:09 executing program 7: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000340)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) bpf$MAP_CREATE(0x0, &(0x7f0000000080)={0x0, 0x800000000004, 0x4, 0x9, 0x0, 0xffffffffffffffff, 0x0, [0x5f]}, 0x2c) perf_event_open(&(0x7f0000000180)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x1a7b, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(r1) socket$kcm(0x2, 0x3, 0x2) ioctl$PERF_EVENT_IOC_SET_FILTER(r1, 0x8914, &(0x7f0000000380)="6e7230010060a19ef9d2c673d9a1571cb9e1369bcd61ef7e49793ae18712eceb1daa769497800b7fbbd35b170c10751d39aeb660d863e49b8c4f3b3cad48902b5b2d4cfd0abd372c63bcf5d70df3fd4d2e8d443c88c60fd7140fbc0e5637dd82fc3435bed4de5d693c9a781c863e05d8a6f8689a5be29216061f3ff53f8b6b396678e7ba155ef9152d7e43b1eccb2331eb8eb1ed5586dcf8b3b0b999361a44ff2c22c2abbef42dd24eabe6723346a6e46c0499a21442d8d00dcb57f013ff7595edd0ff076930de3675d34117a44eb0e4f832936da44e") r2 = openat$tun(0xffffffffffffff9c, &(0x7f0000000140)='/dev/net/tun\x00', 0x0, 0x0) ioctl$TUNSETIFF(r2, 0x400454ca, &(0x7f0000000040)={"6e72300100", 0x801}) ioctl$TUNSETLINK(r2, 0x400454cd, 0x308) perf_event_open(&(0x7f000025c000)={0x0, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000001, 0x0, 0x2161f870, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) sendmsg(0xffffffffffffffff, &(0x7f0000000440)={&(0x7f0000000200)=@ax25={0x3, {"b8738e610d62ed"}}, 0x80, &(0x7f0000000040), 0x0, 0x0, 0x0, 0x4}, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(0xffffffffffffffff, 0x2400, 0x0) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f00000002c0)={0xffffffffffffffff, &(0x7f0000000300), &(0x7f0000000280)}, 0x20) openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000000)='rdma.current\x00', 0x0, 0x0) [ 1417.079211] __should_failslab+0x124/0x180 [ 1417.083451] should_failslab+0x9/0x14 [ 1417.087240] kmem_cache_alloc+0x2be/0x730 [ 1417.091377] ? lock_downgrade+0x900/0x900 [ 1417.095529] ? do_raw_spin_lock+0xc1/0x200 [ 1417.099779] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 1417.104810] __kernfs_new_node+0x127/0x8d0 [ 1417.109052] ? kernfs_dop_revalidate+0x3c0/0x3c0 [ 1417.113811] ? graph_lock+0x170/0x170 [ 1417.117620] ? __lock_is_held+0xb5/0x140 [ 1417.121693] ? wait_for_completion+0x8a0/0x8a0 [ 1417.126310] ? mutex_unlock+0xd/0x10 [ 1417.130024] ? kernfs_activate+0x21a/0x2c0 [ 1417.134263] ? kernfs_walk_and_get_ns+0x340/0x340 [ 1417.139108] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 1417.144645] ? kernfs_link_sibling+0x1d2/0x3b0 [ 1417.149231] kernfs_new_node+0x95/0x120 [ 1417.153214] __kernfs_create_file+0x5a/0x340 [ 1417.157641] sysfs_add_file_mode_ns+0x222/0x530 [ 1417.162314] internal_create_group+0x3df/0xd80 [ 1417.166892] ? remove_files.isra.1+0x190/0x190 [ 1417.171466] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 1417.176988] ? kernfs_create_link+0x1d4/0x250 [ 1417.181474] sysfs_create_groups+0x9b/0x141 [ 1417.185799] device_add+0x691/0x17f0 [ 1417.189515] ? get_device_parent.isra.27+0x5a0/0x5a0 [ 1417.194611] ? dev_set_name+0xad/0xe0 [ 1417.198405] ? device_initialize+0x5f0/0x5f0 [ 1417.202813] ? rtnl_is_locked+0xb5/0xf0 [ 1417.206779] ? rtnl_trylock+0x20/0x20 [ 1417.210590] netdev_register_kobject+0x187/0x3f0 [ 1417.215363] register_netdevice+0x99a/0x10f0 [ 1417.219763] ? netdev_change_features+0x110/0x110 [ 1417.224612] register_netdev+0x30/0x50 [ 1417.228506] br_add_bridge+0x9b/0xf0 [ 1417.232212] br_ioctl_deviceless_stub+0x991/0xac0 [ 1417.237045] ? find_held_lock+0x36/0x1c0 [ 1417.241095] ? old_dev_ioctl.isra.2+0x20e0/0x20e0 [ 1417.245928] ? __fget+0x4aa/0x740 [ 1417.249370] ? lock_downgrade+0x900/0x900 [ 1417.253511] ? check_preemption_disabled+0x48/0x200 [ 1417.258521] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 1417.264314] ? kasan_check_read+0x11/0x20 [ 1417.268452] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 1417.273731] ? old_dev_ioctl.isra.2+0x20e0/0x20e0 [ 1417.278575] sock_ioctl+0x2d5/0x680 [ 1417.282212] ? dlci_ioctl_set+0x40/0x40 [ 1417.286174] ? ksys_dup3+0x680/0x680 [ 1417.289896] ? find_held_lock+0x36/0x1c0 [ 1417.293963] ? __mutex_unlock_slowpath+0x197/0x8c0 [ 1417.298884] ? dlci_ioctl_set+0x40/0x40 [ 1417.302846] do_vfs_ioctl+0x1de/0x1720 [ 1417.306720] ? __lock_is_held+0xb5/0x140 [ 1417.310772] ? ioctl_preallocate+0x300/0x300 [ 1417.315569] ? __fget_light+0x2e9/0x430 [ 1417.319558] ? fget_raw+0x20/0x20 [ 1417.322999] ? __sb_end_write+0xd9/0x110 [ 1417.327053] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 1417.332583] ? fput+0x130/0x1a0 [ 1417.335896] ? do_syscall_64+0x9a/0x820 [ 1417.339926] ? do_syscall_64+0x9a/0x820 [ 1417.343903] ? lockdep_hardirqs_on+0x421/0x5c0 [ 1417.348494] ? security_file_ioctl+0x94/0xc0 [ 1417.352908] ksys_ioctl+0xa9/0xd0 [ 1417.356423] __x64_sys_ioctl+0x73/0xb0 [ 1417.360301] do_syscall_64+0x1b9/0x820 [ 1417.364188] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 1417.369551] ? syscall_return_slowpath+0x5e0/0x5e0 [ 1417.374473] ? trace_hardirqs_off+0x300/0x300 [ 1417.378978] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 1417.383997] ? recalc_sigpending_tsk+0x180/0x180 [ 1417.388750] ? kasan_check_write+0x14/0x20 [ 1417.392978] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 1417.397814] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 1417.403005] RIP: 0033:0x457099 [ 1417.406209] Code: fd b4 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b4 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 1417.425113] RSP: 002b:00007f692aa02c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 1417.432813] RAX: ffffffffffffffda RBX: 00007f692aa036d4 RCX: 0000000000457099 [ 1417.440069] RDX: 0000000020000000 RSI: 00000000000089a0 RDI: 0000000000000003 [ 1417.447325] RBP: 00000000009300a0 R08: 0000000000000000 R09: 0000000000000000 [ 1417.454580] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000005 [ 1417.461863] R13: 00000000004cfe50 R14: 00000000004bec60 R15: 0000000000000030 15:02:09 executing program 3: r0 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(r0) socket$kcm(0xa, 0x5, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) socket$kcm(0x29, 0x0, 0x0) bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x0, 0x10bd}, 0x2c) bpf$PROG_LOAD(0x5, &(0x7f00000ba000)={0xd, 0x5, &(0x7f0000346fc8)=@framed={{0x18, 0x0, 0x0, 0xffffffff00000000}, [@alu={0x8000000201a7f19, 0x0, 0x201a7fa6, 0x48, 0x1, 0x88}]}, &(0x7f0000000000)='GPL\x00', 0x0, 0xfb, &(0x7f00001a7f05)=""/251}, 0x14) 15:02:09 executing program 4 (fault-call:1 fault-nth:49): socketpair(0x1, 0x80002, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_SET_FILTER(r0, 0x89a0, &(0x7f0000000000)='%d') 15:02:09 executing program 6: perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e6}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) bpf$MAP_DELETE_ELEM(0x3, &(0x7f0000000300)={0xffffffffffffffff, &(0x7f0000000240)}, 0x10) openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000180)="2f67726f75702e73746174003c23fb572a1f0294e6f378b41ad54b4d9d9a1f63f8785ad188a7e1c88875e05b18a4cb3a9cd12dcea440d899c22c652b3a471b4a7fa2f3fdf6e034d804e5f0df4b1dee483b157624c59c0100e89e6a357c000000", 0x2761, 0x0) 15:02:09 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) sendmsg(r0, &(0x7f0000000580)={0x0, 0x0, &(0x7f00000001c0)=[{&(0x7f0000000380)="b5", 0x1}], 0x1, &(0x7f0000001740), 0xffffff7f00000000, 0x4}, 0x20000040) 15:02:09 executing program 3: r0 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(r0) socket$kcm(0xa, 0x5, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) socket$kcm(0x29, 0x0, 0x0) bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x0, 0x10bd}, 0x2c) bpf$PROG_LOAD(0x5, &(0x7f00000ba000)={0xd, 0x5, &(0x7f0000346fc8)=@framed={{0x18, 0x0, 0x0, 0x5b00000000000000}, [@alu={0x8000000201a7f19, 0x0, 0x201a7fa6, 0x48, 0x1, 0x88}]}, &(0x7f0000000000)='GPL\x00', 0x0, 0xfb, &(0x7f00001a7f05)=""/251}, 0x14) [ 1417.773895] FAULT_INJECTION: forcing a failure. [ 1417.773895] name failslab, interval 1, probability 0, space 0, times 0 [ 1417.808515] CPU: 1 PID: 13454 Comm: syz-executor4 Not tainted 4.19.0-rc2+ #50 15:02:09 executing program 5: r0 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(r0) socket$kcm(0xa, 0x5, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) perf_event_open(&(0x7f000025c000)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(0xffffffffffffffff) socket$kcm(0x29, 0x0, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(0xffffffffffffffff, 0x2400, 0x0) bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x0, 0x10bd}, 0x2c) bpf$PROG_LOAD(0x5, &(0x7f00000ba000)={0xd, 0x5, &(0x7f0000346fc8)=@framed={{}, [@alu={0x8000000201a7f19, 0x0, 0x201a7fa6, 0x48, 0x1}], {0x95, 0x74}}, &(0x7f0000000000)='GPL\x00', 0x0, 0xfb, &(0x7f00001a7f05)=""/251}, 0x14) 15:02:09 executing program 0: bpf$MAP_CREATE(0x0, &(0x7f0000000200)={0xf}, 0x2c) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f0000000300)={0xffffffffffffffff, &(0x7f0000000140), &(0x7f0000000200)}, 0x20) socketpair(0x1, 0x1, 0x0, &(0x7f0000000100)={0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_SET_FILTER(r0, 0x8993, &(0x7f0000000300)='0\x00') 15:02:09 executing program 7: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000340)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) bpf$MAP_CREATE(0x0, &(0x7f0000000080)={0x0, 0x800000000004, 0x4, 0x9, 0x0, 0xffffffffffffffff, 0x0, [0x5f]}, 0x2c) perf_event_open(&(0x7f0000000180)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x1a7b, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(r1) socket$kcm(0x2, 0x3, 0x2) ioctl$PERF_EVENT_IOC_SET_FILTER(r1, 0x8914, &(0x7f0000000380)="6e7230010060a19ef9d2c673d9a1571cb9e1369bcd61ef7e49793ae18712eceb1daa769497800b7fbbd35b170c10751d39aeb660d863e49b8c4f3b3cad48902b5b2d75fd0abd372c63bcf5d70df3fd4d2e8d443c88c60fd7140fbc0e5637dd82fc3435bed4de5d693c9a781c863e05d8a6f8689a5be29216061f3ff53f8b6b396678e7ba155ef9152d7e43b1eccb2331eb8eb1ed5586dcf8b3b0b999361a44ff2c22c2abbef42dd24eabe6723346a6e46c0499a21442d8d00dcb57f013ff7595edd0ff076930de3675d34117a44eb0e4f832936da44e") r2 = openat$tun(0xffffffffffffff9c, &(0x7f0000000140)='/dev/net/tun\x00', 0x0, 0x0) ioctl$TUNSETIFF(r2, 0x400454ca, &(0x7f0000000040)={"6e72300100", 0x801}) ioctl$TUNSETLINK(r2, 0x400454cd, 0x308) perf_event_open(&(0x7f000025c000)={0x0, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000001, 0x0, 0x2161f870, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) sendmsg(0xffffffffffffffff, &(0x7f0000000440)={&(0x7f0000000200)=@ax25={0x3, {"b8738e610d62ed"}}, 0x80, &(0x7f0000000040), 0x0, 0x0, 0x0, 0x4}, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(0xffffffffffffffff, 0x2400, 0x0) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f00000002c0)={0xffffffffffffffff, &(0x7f0000000300), &(0x7f0000000280)}, 0x20) openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000000)='rdma.current\x00', 0x0, 0x0) [ 1417.815817] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1417.825166] Call Trace: [ 1417.827756] dump_stack+0x1c4/0x2b4 [ 1417.831408] ? dump_stack_print_info.cold.2+0x52/0x52 [ 1417.836639] should_fail.cold.4+0xa/0x17 [ 1417.840714] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 1417.845820] ? lock_release+0x970/0x970 [ 1417.849796] ? arch_local_save_flags+0x40/0x40 [ 1417.854384] ? graph_lock+0x170/0x170 [ 1417.858196] ? graph_lock+0x170/0x170 [ 1417.862016] ? find_held_lock+0x36/0x1c0 [ 1417.866076] ? __lock_is_held+0xb5/0x140 [ 1417.870138] ? ___might_sleep+0x1ed/0x300 [ 1417.874272] ? arch_local_save_flags+0x40/0x40 [ 1417.878840] ? kernfs_activate+0x21a/0x2c0 [ 1417.883066] __should_failslab+0x124/0x180 [ 1417.887290] should_failslab+0x9/0x14 [ 1417.891077] kmem_cache_alloc+0x2be/0x730 [ 1417.895209] ? lock_downgrade+0x900/0x900 [ 1417.899350] ? do_raw_spin_lock+0xc1/0x200 [ 1417.903587] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 1417.908597] __kernfs_new_node+0x127/0x8d0 [ 1417.912841] ? kernfs_dop_revalidate+0x3c0/0x3c0 [ 1417.917595] ? graph_lock+0x170/0x170 [ 1417.921397] ? __lock_is_held+0xb5/0x140 [ 1417.925447] ? wait_for_completion+0x8a0/0x8a0 [ 1417.930024] ? mutex_unlock+0xd/0x10 [ 1417.933720] ? kernfs_activate+0x21a/0x2c0 [ 1417.937943] ? kernfs_walk_and_get_ns+0x340/0x340 [ 1417.942771] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 1417.948291] ? kernfs_link_sibling+0x1d2/0x3b0 [ 1417.952860] kernfs_new_node+0x95/0x120 [ 1417.956859] __kernfs_create_file+0x5a/0x340 [ 1417.961269] sysfs_add_file_mode_ns+0x222/0x530 [ 1417.965962] internal_create_group+0x3df/0xd80 [ 1417.970550] ? remove_files.isra.1+0x190/0x190 [ 1417.975122] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 1417.980680] ? kernfs_create_link+0x1d4/0x250 [ 1417.985176] sysfs_create_groups+0x9b/0x141 [ 1417.989488] device_add+0x691/0x17f0 [ 1417.993197] ? get_device_parent.isra.27+0x5a0/0x5a0 [ 1417.998286] ? dev_set_name+0xad/0xe0 [ 1418.002075] ? device_initialize+0x5f0/0x5f0 [ 1418.006484] ? rtnl_is_locked+0xb5/0xf0 [ 1418.010457] ? rtnl_trylock+0x20/0x20 [ 1418.014252] netdev_register_kobject+0x187/0x3f0 [ 1418.018997] register_netdevice+0x99a/0x10f0 [ 1418.023404] ? netdev_change_features+0x110/0x110 [ 1418.028255] register_netdev+0x30/0x50 [ 1418.032138] br_add_bridge+0x9b/0xf0 [ 1418.035849] br_ioctl_deviceless_stub+0x991/0xac0 [ 1418.040693] ? find_held_lock+0x36/0x1c0 [ 1418.044742] ? old_dev_ioctl.isra.2+0x20e0/0x20e0 [ 1418.049576] ? __fget+0x4aa/0x740 [ 1418.053015] ? lock_downgrade+0x900/0x900 [ 1418.057153] ? check_preemption_disabled+0x48/0x200 [ 1418.062171] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 1418.067971] ? kasan_check_read+0x11/0x20 [ 1418.072108] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 1418.077385] ? old_dev_ioctl.isra.2+0x20e0/0x20e0 [ 1418.082214] sock_ioctl+0x2d5/0x680 [ 1418.085841] ? dlci_ioctl_set+0x40/0x40 [ 1418.089801] ? ksys_dup3+0x680/0x680 [ 1418.093501] ? find_held_lock+0x36/0x1c0 [ 1418.097553] ? __mutex_unlock_slowpath+0x197/0x8c0 [ 1418.102471] ? dlci_ioctl_set+0x40/0x40 [ 1418.106433] do_vfs_ioctl+0x1de/0x1720 [ 1418.110308] ? __lock_is_held+0xb5/0x140 [ 1418.114373] ? ioctl_preallocate+0x300/0x300 [ 1418.118767] ? __fget_light+0x2e9/0x430 [ 1418.122729] ? fget_raw+0x20/0x20 [ 1418.126185] ? __sb_end_write+0xd9/0x110 [ 1418.130235] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 1418.135757] ? fput+0x130/0x1a0 [ 1418.139023] ? do_syscall_64+0x9a/0x820 [ 1418.142984] ? do_syscall_64+0x9a/0x820 [ 1418.146946] ? lockdep_hardirqs_on+0x421/0x5c0 [ 1418.151518] ? security_file_ioctl+0x94/0xc0 [ 1418.155913] ksys_ioctl+0xa9/0xd0 [ 1418.159355] __x64_sys_ioctl+0x73/0xb0 [ 1418.163237] do_syscall_64+0x1b9/0x820 [ 1418.167115] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 1418.172470] ? syscall_return_slowpath+0x5e0/0x5e0 [ 1418.177386] ? trace_hardirqs_off+0x300/0x300 [ 1418.181868] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 1418.186877] ? recalc_sigpending_tsk+0x180/0x180 [ 1418.191634] ? kasan_check_write+0x14/0x20 [ 1418.195884] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 1418.200720] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 1418.205903] RIP: 0033:0x457099 15:02:10 executing program 2: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000340)) r0 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(r0) socket$kcm(0x2, 0x3, 0x2) ioctl$PERF_EVENT_IOC_SET_FILTER(r0, 0x8980, &(0x7f0000000380)="6e7230010060a19ef9d2c673d9a1571cb9e1369bcd61ef7e49793ae18712eceb1daa769497800b7fbbd35b170c10751d39aeb660d863e4858c4f3b3cad48902b5b2d6cfd0abd372c63bcf5d70df3fd4d2e8d443c88c60fd7140fbc0e5637dd82fc3435bed4de5d693c9a781c863e05d8a6f8689a5be29216061f3ff53f8b6b396678e7ba155ef9152d7e43b1eccb2331eb8eb1ed5586dcf8b3b0b999361a44ff2c22c2abbef42dd24eabe6723346a6e46c0499a21442d8d00dcb57f013ff7595edd0ff076930de3675d34117a44eb0e4f832936da44e") r1 = getpid() perf_event_open(&(0x7f0000000040)={0x0, 0x70, 0x0, 0xfffffffffffffffe, 0x7, 0x6, 0x0, 0x80, 0x40, 0x8, 0x9a8, 0x2, 0x20, 0x7, 0xff, 0x4, 0x1, 0x9, 0x8, 0x0, 0x16d, 0xe81, 0x5, 0x5636, 0x1, 0x101, 0x6, 0x3, 0xffffffff, 0x3, 0x6, 0x4, 0x68, 0x7, 0x10000, 0x1f, 0x2, 0x9, 0x0, 0x7, 0x0, @perf_bp, 0x12108, 0x8, 0x5, 0x6, 0x4, 0x6, 0xfff}, r1, 0x80000000, r0, 0x8) [ 1418.209097] Code: fd b4 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b4 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 1418.227982] RSP: 002b:00007f692aa02c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 1418.235675] RAX: ffffffffffffffda RBX: 00007f692aa036d4 RCX: 0000000000457099 [ 1418.242926] RDX: 0000000020000000 RSI: 00000000000089a0 RDI: 0000000000000003 [ 1418.250191] RBP: 00000000009300a0 R08: 0000000000000000 R09: 0000000000000000 [ 1418.257474] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000005 [ 1418.264726] R13: 00000000004cfe50 R14: 00000000004bec60 R15: 0000000000000031 15:02:10 executing program 6: perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e6}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) bpf$MAP_DELETE_ELEM(0x3, &(0x7f0000000300)={0xffffffffffffffff, &(0x7f0000000240)}, 0x10) openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000180)="2f67726f75702e73746174003c23fb572a1f0294e6f378b41ad54b4d9d9a1f63f8785ad188a7e1c88875e05b18a4cb3a9cd12dcea440d899c22c652b3a471b4a7fa2f3fdf6e034d804e5f0df4b1dee483b157624c59c0100e89e6a357c000000", 0x2761, 0x0) 15:02:10 executing program 4 (fault-call:1 fault-nth:50): socketpair(0x1, 0x80002, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_SET_FILTER(r0, 0x89a0, &(0x7f0000000000)='%d') 15:02:10 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) sendmsg(r0, &(0x7f0000000580)={0x0, 0x0, &(0x7f00000001c0)=[{&(0x7f0000000380)="b5", 0x1}], 0x1, &(0x7f0000001740), 0x1a0, 0x4}, 0x20000040) 15:02:10 executing program 0: bpf$MAP_CREATE(0x0, &(0x7f0000000200)={0xf}, 0x2c) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f0000000300)={0xffffffffffffffff, &(0x7f0000000140), &(0x7f0000000200)}, 0x20) socketpair(0x1, 0x1, 0x0, &(0x7f0000000100)={0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_SET_FILTER(r0, 0x8914, &(0x7f0000000300)='0\x00') [ 1418.531251] FAULT_INJECTION: forcing a failure. [ 1418.531251] name failslab, interval 1, probability 0, space 0, times 0 [ 1418.546545] CPU: 0 PID: 13483 Comm: syz-executor4 Not tainted 4.19.0-rc2+ #50 [ 1418.553837] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1418.563185] Call Trace: [ 1418.565775] dump_stack+0x1c4/0x2b4 [ 1418.569407] ? dump_stack_print_info.cold.2+0x52/0x52 [ 1418.574619] should_fail.cold.4+0xa/0x17 [ 1418.578693] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 1418.583797] ? lock_release+0x970/0x970 [ 1418.587775] ? arch_local_save_flags+0x40/0x40 [ 1418.592360] ? graph_lock+0x170/0x170 [ 1418.596168] ? graph_lock+0x170/0x170 [ 1418.599979] ? find_held_lock+0x36/0x1c0 [ 1418.604048] ? __lock_is_held+0xb5/0x140 [ 1418.608126] ? ___might_sleep+0x1ed/0x300 [ 1418.612274] ? arch_local_save_flags+0x40/0x40 [ 1418.616857] ? kernfs_activate+0x21a/0x2c0 [ 1418.621103] __should_failslab+0x124/0x180 [ 1418.625340] should_failslab+0x9/0x14 [ 1418.629144] kmem_cache_alloc+0x2be/0x730 [ 1418.633295] ? lock_downgrade+0x900/0x900 [ 1418.637442] ? do_raw_spin_lock+0xc1/0x200 [ 1418.641683] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 1418.646702] __kernfs_new_node+0x127/0x8d0 [ 1418.650941] ? kernfs_dop_revalidate+0x3c0/0x3c0 [ 1418.655700] ? graph_lock+0x170/0x170 [ 1418.659516] ? __lock_is_held+0xb5/0x140 [ 1418.663576] ? wait_for_completion+0x8a0/0x8a0 [ 1418.668182] ? mutex_unlock+0xd/0x10 [ 1418.671894] ? kernfs_activate+0x21a/0x2c0 [ 1418.676134] ? kernfs_walk_and_get_ns+0x340/0x340 [ 1418.680983] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 1418.686518] ? kernfs_link_sibling+0x1d2/0x3b0 [ 1418.691109] kernfs_new_node+0x95/0x120 [ 1418.695095] __kernfs_create_file+0x5a/0x340 [ 1418.699511] sysfs_add_file_mode_ns+0x222/0x530 [ 1418.704194] internal_create_group+0x3df/0xd80 [ 1418.708789] ? remove_files.isra.1+0x190/0x190 [ 1418.713376] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 1418.718915] ? kernfs_create_link+0x1d4/0x250 [ 1418.723424] sysfs_create_groups+0x9b/0x141 [ 1418.727752] device_add+0x691/0x17f0 [ 1418.731481] ? get_device_parent.isra.27+0x5a0/0x5a0 [ 1418.736582] ? dev_set_name+0xad/0xe0 [ 1418.740407] ? device_initialize+0x5f0/0x5f0 [ 1418.744822] ? rtnl_is_locked+0xb5/0xf0 [ 1418.748799] ? rtnl_trylock+0x20/0x20 [ 1418.752619] netdev_register_kobject+0x187/0x3f0 [ 1418.757390] register_netdevice+0x99a/0x10f0 [ 1418.761805] ? netdev_change_features+0x110/0x110 [ 1418.766668] register_netdev+0x30/0x50 [ 1418.770572] br_add_bridge+0x9b/0xf0 [ 1418.774295] br_ioctl_deviceless_stub+0x991/0xac0 [ 1418.779145] ? find_held_lock+0x36/0x1c0 [ 1418.783211] ? old_dev_ioctl.isra.2+0x20e0/0x20e0 [ 1418.788059] ? __fget+0x4aa/0x740 [ 1418.791513] ? lock_downgrade+0x900/0x900 [ 1418.795667] ? check_preemption_disabled+0x48/0x200 [ 1418.800695] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 1418.806496] ? kasan_check_read+0x11/0x20 [ 1418.810651] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 1418.815948] ? old_dev_ioctl.isra.2+0x20e0/0x20e0 [ 1418.820792] sock_ioctl+0x2d5/0x680 [ 1418.824434] ? dlci_ioctl_set+0x40/0x40 [ 1418.828411] ? ksys_dup3+0x680/0x680 [ 1418.832127] ? find_held_lock+0x36/0x1c0 [ 1418.836196] ? __mutex_unlock_slowpath+0x197/0x8c0 [ 1418.841129] ? dlci_ioctl_set+0x40/0x40 [ 1418.845106] do_vfs_ioctl+0x1de/0x1720 [ 1418.848995] ? __lock_is_held+0xb5/0x140 [ 1418.853060] ? ioctl_preallocate+0x300/0x300 [ 1418.857468] ? __fget_light+0x2e9/0x430 [ 1418.861445] ? fget_raw+0x20/0x20 [ 1418.864899] ? __sb_end_write+0xd9/0x110 [ 1418.868967] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 1418.874499] ? fput+0x130/0x1a0 [ 1418.877781] ? do_syscall_64+0x9a/0x820 [ 1418.881760] ? do_syscall_64+0x9a/0x820 [ 1418.885739] ? lockdep_hardirqs_on+0x421/0x5c0 [ 1418.890328] ? security_file_ioctl+0x94/0xc0 [ 1418.894740] ksys_ioctl+0xa9/0xd0 [ 1418.898198] __x64_sys_ioctl+0x73/0xb0 [ 1418.902087] do_syscall_64+0x1b9/0x820 [ 1418.905975] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 1418.911342] ? syscall_return_slowpath+0x5e0/0x5e0 [ 1418.916268] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 1418.921114] ? trace_hardirqs_off+0x300/0x300 [ 1418.925623] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 1418.930653] ? prepare_exit_to_usermode+0x291/0x3b0 [ 1418.935675] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 1418.940530] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 1418.945714] RIP: 0033:0x457099 [ 1418.948908] Code: fd b4 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b4 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 1418.967805] RSP: 002b:00007f692aa02c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 1418.975519] RAX: ffffffffffffffda RBX: 00007f692aa036d4 RCX: 0000000000457099 [ 1418.982787] RDX: 0000000020000000 RSI: 00000000000089a0 RDI: 0000000000000003 [ 1418.990054] RBP: 00000000009300a0 R08: 0000000000000000 R09: 0000000000000000 [ 1418.997323] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000005 [ 1419.004586] R13: 00000000004cfe50 R14: 00000000004bec60 R15: 0000000000000032 15:02:11 executing program 4 (fault-call:1 fault-nth:51): socketpair(0x1, 0x80002, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_SET_FILTER(r0, 0x89a0, &(0x7f0000000000)='%d') 15:02:11 executing program 3: r0 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(r0) socket$kcm(0xa, 0x5, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) socket$kcm(0x29, 0x0, 0x0) bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x0, 0x10bd}, 0x2c) bpf$PROG_LOAD(0x5, &(0x7f00000ba000)={0xd, 0x5, &(0x7f0000346fc8)=@framed={{0x18, 0x0, 0x0, 0xffffffffffffffe0}, [@alu={0x8000000201a7f19, 0x0, 0x201a7fa6, 0x48, 0x1, 0x88}]}, &(0x7f0000000000)='GPL\x00', 0x0, 0xfb, &(0x7f00001a7f05)=""/251}, 0x14) 15:02:11 executing program 5: r0 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(r0) socket$kcm(0xa, 0x5, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) perf_event_open(&(0x7f000025c000)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(0xffffffffffffffff) socket$kcm(0x29, 0x0, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(0xffffffffffffffff, 0x2400, 0x0) bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x0, 0x10bd}, 0x2c) bpf$PROG_LOAD(0x5, &(0x7f00000ba000)={0xd, 0x5, &(0x7f0000346fc8)=@framed={{}, [@alu={0x8000000201a7f19, 0x0, 0x201a7fa6, 0x48, 0x1}], {0x95, 0x44000000}}, &(0x7f0000000000)='GPL\x00', 0x0, 0xfb, &(0x7f00001a7f05)=""/251}, 0x14) 15:02:11 executing program 7: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000340)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) bpf$MAP_CREATE(0x0, &(0x7f0000000080)={0x0, 0x800000000004, 0x4, 0x9, 0x0, 0xffffffffffffffff, 0x0, [0x5f]}, 0x2c) perf_event_open(&(0x7f0000000180)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x1a7b, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(r1) socket$kcm(0x2, 0x3, 0x2) ioctl$PERF_EVENT_IOC_SET_FILTER(r1, 0x8914, &(0x7f0000000380)="6e7230010060a19ef9d2c673d9a1571cb9e1369bcd61ef7e49793ae18712eceb1daa769497800b7fbbd35b170c10751d39aeb660d863e49b8c4f3b3cad48902b5b2d6cfd34bd372c63bcf5d70df3fd4d2e8d443c88c60fd7140fbc0e5637dd82fc3435bed4de5d693c9a781c863e05d8a6f8689a5be29216061f3ff53f8b6b396678e7ba155ef9152d7e43b1eccb2331eb8eb1ed5586dcf8b3b0b999361a44ff2c22c2abbef42dd24eabe6723346a6e46c0499a21442d8d00dcb57f013ff7595edd0ff076930de3675d34117a44eb0e4f832936da44e") r2 = openat$tun(0xffffffffffffff9c, &(0x7f0000000140)='/dev/net/tun\x00', 0x0, 0x0) ioctl$TUNSETIFF(r2, 0x400454ca, &(0x7f0000000040)={"6e72300100", 0x801}) ioctl$TUNSETLINK(r2, 0x400454cd, 0x308) perf_event_open(&(0x7f000025c000)={0x0, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000001, 0x0, 0x2161f870, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) sendmsg(0xffffffffffffffff, &(0x7f0000000440)={&(0x7f0000000200)=@ax25={0x3, {"b8738e610d62ed"}}, 0x80, &(0x7f0000000040), 0x0, 0x0, 0x0, 0x4}, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(0xffffffffffffffff, 0x2400, 0x0) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f00000002c0)={0xffffffffffffffff, &(0x7f0000000300), &(0x7f0000000280)}, 0x20) openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000000)='rdma.current\x00', 0x0, 0x0) 15:02:11 executing program 6: perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e6}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) bpf$MAP_DELETE_ELEM(0x3, &(0x7f0000000300)={0xffffffffffffffff, &(0x7f0000000240)}, 0x10) openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000180)="2f67726f75702e73746174003c23fb572a1f0294e6f378b41ad54b4d9d9a1f63f8785ad188a7e1c88875e05b18a4cb3a9cd12dcea440d899c22c652b3a471b4a7fa2f3fdf6e034d804e5f0df4b1dee483b157624c59c0100e89e6a357c000000", 0x2761, 0x0) 15:02:11 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) sendmsg(r0, &(0x7f0000000580)={0x0, 0x0, &(0x7f00000001c0)=[{&(0x7f0000000380)="b5", 0x1}], 0x1, &(0x7f0000001740), 0x1100, 0x4}, 0x20000040) 15:02:11 executing program 2: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000340)) r0 = perf_event_open(&(0x7f00000000c0)={0x0, 0x70, 0x1, 0x80000000, 0x8001, 0x8001, 0x0, 0x4, 0x40000, 0x3, 0x5, 0x7, 0x20, 0x6, 0x9, 0x5, 0x7, 0x1, 0x4, 0x3, 0x6, 0x0, 0x8, 0x937c, 0x624f, 0x5, 0x4, 0x4, 0x80000001, 0x6, 0x5e, 0x971, 0xfffffffffffffffe, 0x5, 0x1, 0x3, 0x3ff, 0xb9, 0x0, 0x2, 0x1, @perf_bp={&(0x7f0000000080), 0x4}, 0x0, 0x0, 0x1f, 0x4, 0x800, 0x8d3, 0x7}, 0x0, 0x9, 0xffffffffffffffff, 0xb) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) r1 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r2 = openat$cgroup(0xffffffffffffff9c, &(0x7f0000000000)='syz1\x00', 0x200002, 0x0) openat$cgroup_ro(r2, &(0x7f0000000040)='cpuacct.stat\x00', 0x0, 0x0) close(r1) socket$kcm(0x2, 0x3, 0x2) ioctl$PERF_EVENT_IOC_SET_FILTER(r1, 0x8980, &(0x7f0000000380)="6e7230010060a19ef9d2c673d9a1571cb9e1369bcd61ef7e49793ae18712eceb1daa769497800b7fbbd35b170c10751d39aeb660d863e49b8c4f3b3cad48902b5b2d6cfd0abd372c63bcf5d70df3fd4d2e8d443c88c60fd7140fbc0e5637dd82fc3435bed4de5d693c9a781c863e05d8a6f8689a5be29216061f3ff53f8b6b396678e7ba155ef9152d7e43b1eccb2331eb8eb1ed5586dcf8b3b0b999361a44ff2c22c2abbef42dd24eabe6723346a6e46c0499a21442d8d00dcb57f013ff7595edd0ff076930de3675d34117a44eb0e4f832936da44e") 15:02:11 executing program 0: bpf$MAP_CREATE(0x0, &(0x7f0000000200)={0xf}, 0x2c) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f0000000300)={0xffffffffffffffff, &(0x7f0000000140), &(0x7f0000000200)}, 0x20) socketpair(0x1, 0x1, 0x0, &(0x7f0000000100)={0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_SET_FILTER(r0, 0x5421, &(0x7f0000000300)='0\x00') [ 1419.394602] FAULT_INJECTION: forcing a failure. [ 1419.394602] name failslab, interval 1, probability 0, space 0, times 0 [ 1419.425414] CPU: 0 PID: 13521 Comm: syz-executor4 Not tainted 4.19.0-rc2+ #50 [ 1419.432724] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1419.442366] Call Trace: [ 1419.444971] dump_stack+0x1c4/0x2b4 [ 1419.448646] ? dump_stack_print_info.cold.2+0x52/0x52 [ 1419.453853] should_fail.cold.4+0xa/0x17 [ 1419.457921] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 1419.463029] ? lock_release+0x970/0x970 [ 1419.466992] ? arch_local_save_flags+0x40/0x40 [ 1419.471563] ? graph_lock+0x170/0x170 [ 1419.475355] ? graph_lock+0x170/0x170 [ 1419.479163] ? find_held_lock+0x36/0x1c0 [ 1419.483225] ? __lock_is_held+0xb5/0x140 [ 1419.487284] ? ___might_sleep+0x1ed/0x300 [ 1419.491419] ? arch_local_save_flags+0x40/0x40 [ 1419.495998] ? kernfs_activate+0x21a/0x2c0 [ 1419.500224] __should_failslab+0x124/0x180 [ 1419.504451] should_failslab+0x9/0x14 [ 1419.508246] kmem_cache_alloc+0x2be/0x730 [ 1419.512396] ? lock_downgrade+0x900/0x900 [ 1419.516537] ? do_raw_spin_lock+0xc1/0x200 [ 1419.520775] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 1419.525793] __kernfs_new_node+0x127/0x8d0 [ 1419.530033] ? kernfs_dop_revalidate+0x3c0/0x3c0 [ 1419.534797] ? graph_lock+0x170/0x170 [ 1419.538614] ? __lock_is_held+0xb5/0x140 [ 1419.542667] ? wait_for_completion+0x8a0/0x8a0 [ 1419.547260] ? mutex_unlock+0xd/0x10 [ 1419.550972] ? kernfs_activate+0x21a/0x2c0 [ 1419.555204] ? kernfs_walk_and_get_ns+0x340/0x340 [ 1419.560044] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 1419.565580] ? kernfs_link_sibling+0x1d2/0x3b0 [ 1419.570193] kernfs_new_node+0x95/0x120 [ 1419.574171] __kernfs_create_file+0x5a/0x340 [ 1419.578581] sysfs_add_file_mode_ns+0x222/0x530 [ 1419.583286] internal_create_group+0x3df/0xd80 [ 1419.587892] ? remove_files.isra.1+0x190/0x190 [ 1419.592473] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 1419.598006] ? kernfs_create_link+0x1d4/0x250 [ 1419.602525] sysfs_create_groups+0x9b/0x141 [ 1419.606848] device_add+0x691/0x17f0 [ 1419.610554] ? get_device_parent.isra.27+0x5a0/0x5a0 [ 1419.615648] ? dev_set_name+0xad/0xe0 [ 1419.619437] ? device_initialize+0x5f0/0x5f0 [ 1419.623846] ? rtnl_is_locked+0xb5/0xf0 [ 1419.627851] ? rtnl_trylock+0x20/0x20 [ 1419.631670] netdev_register_kobject+0x187/0x3f0 [ 1419.636432] register_netdevice+0x99a/0x10f0 [ 1419.640853] ? netdev_change_features+0x110/0x110 [ 1419.645737] register_netdev+0x30/0x50 [ 1419.649655] br_add_bridge+0x9b/0xf0 [ 1419.653368] br_ioctl_deviceless_stub+0x991/0xac0 [ 1419.658229] ? find_held_lock+0x36/0x1c0 [ 1419.662279] ? old_dev_ioctl.isra.2+0x20e0/0x20e0 [ 1419.667109] ? __fget+0x4aa/0x740 [ 1419.670553] ? lock_downgrade+0x900/0x900 [ 1419.674691] ? check_preemption_disabled+0x48/0x200 [ 1419.679696] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 1419.685489] ? kasan_check_read+0x11/0x20 [ 1419.689675] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 1419.694948] ? old_dev_ioctl.isra.2+0x20e0/0x20e0 [ 1419.699778] sock_ioctl+0x2d5/0x680 [ 1419.703391] ? dlci_ioctl_set+0x40/0x40 [ 1419.707350] ? ksys_dup3+0x680/0x680 [ 1419.711062] ? find_held_lock+0x36/0x1c0 [ 1419.715159] ? __mutex_unlock_slowpath+0x197/0x8c0 [ 1419.720096] ? dlci_ioctl_set+0x40/0x40 [ 1419.724083] do_vfs_ioctl+0x1de/0x1720 [ 1419.727969] ? __lock_is_held+0xb5/0x140 [ 1419.732021] ? ioctl_preallocate+0x300/0x300 [ 1419.736417] ? __fget_light+0x2e9/0x430 [ 1419.740395] ? fget_raw+0x20/0x20 [ 1419.743850] ? __sb_end_write+0xd9/0x110 [ 1419.747912] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 1419.753445] ? fput+0x130/0x1a0 [ 1419.756724] ? do_syscall_64+0x9a/0x820 [ 1419.760684] ? do_syscall_64+0x9a/0x820 [ 1419.764667] ? lockdep_hardirqs_on+0x421/0x5c0 [ 1419.769261] ? security_file_ioctl+0x94/0xc0 [ 1419.773674] ksys_ioctl+0xa9/0xd0 [ 1419.777136] __x64_sys_ioctl+0x73/0xb0 [ 1419.781010] do_syscall_64+0x1b9/0x820 [ 1419.784899] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 1419.790273] ? syscall_return_slowpath+0x5e0/0x5e0 [ 1419.795204] ? trace_hardirqs_off+0x300/0x300 [ 1419.799692] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 1419.804694] ? recalc_sigpending_tsk+0x180/0x180 [ 1419.809448] ? kasan_check_write+0x14/0x20 [ 1419.813689] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 1419.818524] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 1419.823698] RIP: 0033:0x457099 [ 1419.826890] Code: fd b4 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b4 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 1419.845779] RSP: 002b:00007f692aa02c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 1419.853472] RAX: ffffffffffffffda RBX: 00007f692aa036d4 RCX: 0000000000457099 [ 1419.860748] RDX: 0000000020000000 RSI: 00000000000089a0 RDI: 0000000000000003 [ 1419.868035] RBP: 00000000009300a0 R08: 0000000000000000 R09: 0000000000000000 [ 1419.875293] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000005 [ 1419.882556] R13: 00000000004cfe50 R14: 00000000004bec60 R15: 0000000000000033 15:02:11 executing program 3: r0 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(r0) socket$kcm(0xa, 0x5, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) socket$kcm(0x29, 0x0, 0x0) bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x0, 0x10bd}, 0x2c) bpf$PROG_LOAD(0x5, &(0x7f00000ba000)={0xd, 0x5, &(0x7f0000346fc8)=@framed={{0x18, 0x0, 0x0, 0x7}, [@alu={0x8000000201a7f19, 0x0, 0x201a7fa6, 0x48, 0x1, 0x88}]}, &(0x7f0000000000)='GPL\x00', 0x0, 0xfb, &(0x7f00001a7f05)=""/251}, 0x14) 15:02:11 executing program 5: r0 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(r0) socket$kcm(0xa, 0x5, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) perf_event_open(&(0x7f000025c000)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(0xffffffffffffffff) socket$kcm(0x29, 0x0, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(0xffffffffffffffff, 0x2400, 0x0) bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x0, 0x10bd}, 0x2c) bpf$PROG_LOAD(0x5, &(0x7f00000ba000)={0xd, 0x5, &(0x7f0000346fc8)=@framed={{}, [@alu={0x8000000201a7f19, 0x0, 0x201a7fa6, 0x48, 0x1}], {0x95, 0x1400000000000000}}, &(0x7f0000000000)='GPL\x00', 0x0, 0xfb, &(0x7f00001a7f05)=""/251}, 0x14) 15:02:11 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) sendmsg(r0, &(0x7f0000000580)={0x0, 0x0, &(0x7f00000001c0)=[{&(0x7f0000000380)="b5", 0x1}], 0x1, &(0x7f0000001740), 0x2, 0x4}, 0x20000040) 15:02:11 executing program 4 (fault-call:1 fault-nth:52): socketpair(0x1, 0x80002, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_SET_FILTER(r0, 0x89a0, &(0x7f0000000000)='%d') 15:02:11 executing program 0: bpf$MAP_CREATE(0x0, &(0x7f0000000200)={0xf}, 0x2c) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f0000000300)={0xffffffffffffffff, &(0x7f0000000140), &(0x7f0000000200)}, 0x20) socketpair(0x1, 0x1, 0x0, &(0x7f0000000100)={0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_SET_FILTER(r0, 0x8922, &(0x7f0000000300)='0\x00') 15:02:11 executing program 2: r0 = getpid() perf_event_open(&(0x7f0000000000)={0x3, 0x70, 0x1000, 0x401, 0x100000001, 0x9567, 0x0, 0x26e, 0x1, 0x3, 0x3f, 0xbe92d0, 0x1, 0x7fffffff, 0x9, 0x6, 0x4, 0xc7c, 0x100000001, 0x7fff, 0x1f, 0x3, 0x80, 0xffffffff, 0xb83, 0xfffffffffffffffa, 0x2, 0x7, 0x8001, 0x1, 0x536d, 0x10000, 0x101, 0x8, 0x9, 0x74f9, 0x5, 0xae0000000000000, 0x0, 0x401, 0x2, @perf_config_ext={0x0, 0x3e9}, 0x400, 0x7, 0x5ab, 0x7, 0x2, 0xffffffff}, r0, 0xe, 0xffffffffffffffff, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000340)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(r2) socket$kcm(0x2, 0x3, 0x2) ioctl$PERF_EVENT_IOC_SET_FILTER(r2, 0x8980, &(0x7f0000000380)="6e7230010060a19ef9d2c673d9a1571cb9e1369bcd61ef7e49793ae18712eceb1daa769497800b7fbbd35b170c10751d39aeb660d863e49b8c4f3b3cad48902b5b2d6cfd0abd372c63bcf5d70df3fd4d2e8d443c88c60fd7140fbc0e5637dd82fc3435bed4de5d693c9a781c863e05d8a6f8689a5be29216061f3ff53f8b6b396678e7ba155ef9152d7e43b1eccb2331eb8eb1ed5586dcf8b3b0b999361a44ff2c22c2abbef42dd24eabe6723346a6e46c0499a21442d8d00dcb57f013ff7595edd0ff076930de3675d34117a44eb0e4f832936da44e") 15:02:12 executing program 6: perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e6}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) bpf$MAP_DELETE_ELEM(0x3, &(0x7f0000000300)={0xffffffffffffffff, &(0x7f0000000240)}, 0x10) openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000180)="2f67726f75702e73746174003c23fb572a1f0294e6f378b41ad54b4d9d9a1f63f8785ad188a7e1c88875e05b18a4cb3a9cd12dcea440d899c22c652b3a471b4a7fa2f3fdf6e034d804e5f0df4b1dee483b157624c59c0100e89e6a357c000000", 0x2761, 0x0) 15:02:12 executing program 7: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000340)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) bpf$MAP_CREATE(0x0, &(0x7f0000000080)={0x0, 0x800000000004, 0x4, 0x9, 0x0, 0xffffffffffffffff, 0x0, [0x5f]}, 0x2c) perf_event_open(&(0x7f0000000180)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x1a7b, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(r1) socket$kcm(0x2, 0x3, 0x2) ioctl$PERF_EVENT_IOC_SET_FILTER(r1, 0x8914, &(0x7f0000000380)="6e7230010060a19ef9d2c673d9a1571cb9e1369bcd61ef7e49793ae18712eceb1daa769497800b7fbbd35b170c10751d39aeb660d863e49b8c4f3b3cad48902b5b2d6cfd0bbd372c63bcf5d70df3fd4d2e8d443c88c60fd7140fbc0e5637dd82fc3435bed4de5d693c9a781c863e05d8a6f8689a5be29216061f3ff53f8b6b396678e7ba155ef9152d7e43b1eccb2331eb8eb1ed5586dcf8b3b0b999361a44ff2c22c2abbef42dd24eabe6723346a6e46c0499a21442d8d00dcb57f013ff7595edd0ff076930de3675d34117a44eb0e4f832936da44e") r2 = openat$tun(0xffffffffffffff9c, &(0x7f0000000140)='/dev/net/tun\x00', 0x0, 0x0) ioctl$TUNSETIFF(r2, 0x400454ca, &(0x7f0000000040)={"6e72300100", 0x801}) ioctl$TUNSETLINK(r2, 0x400454cd, 0x308) perf_event_open(&(0x7f000025c000)={0x0, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000001, 0x0, 0x2161f870, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) sendmsg(0xffffffffffffffff, &(0x7f0000000440)={&(0x7f0000000200)=@ax25={0x3, {"b8738e610d62ed"}}, 0x80, &(0x7f0000000040), 0x0, 0x0, 0x0, 0x4}, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(0xffffffffffffffff, 0x2400, 0x0) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f00000002c0)={0xffffffffffffffff, &(0x7f0000000300), &(0x7f0000000280)}, 0x20) openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000000)='rdma.current\x00', 0x0, 0x0) 15:02:12 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) sendmsg(r0, &(0x7f0000000580)={0x0, 0x0, &(0x7f00000001c0)=[{&(0x7f0000000380)="b5", 0x1}], 0x1, &(0x7f0000001740), 0x803e000000000000, 0x4}, 0x20000040) [ 1420.229186] 0: mtu greater than device maximum [ 1420.248148] FAULT_INJECTION: forcing a failure. [ 1420.248148] name failslab, interval 1, probability 0, space 0, times 0 [ 1420.268100] CPU: 0 PID: 13567 Comm: syz-executor4 Not tainted 4.19.0-rc2+ #50 [ 1420.275393] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1420.284753] Call Trace: [ 1420.287355] dump_stack+0x1c4/0x2b4 [ 1420.290994] ? dump_stack_print_info.cold.2+0x52/0x52 [ 1420.296206] should_fail.cold.4+0xa/0x17 [ 1420.300272] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 1420.305377] ? lock_release+0x970/0x970 [ 1420.309371] ? arch_local_save_flags+0x40/0x40 [ 1420.313954] ? graph_lock+0x170/0x170 [ 1420.317762] ? graph_lock+0x170/0x170 [ 1420.321579] ? find_held_lock+0x36/0x1c0 [ 1420.325673] ? __lock_is_held+0xb5/0x140 [ 1420.329753] ? ___might_sleep+0x1ed/0x300 [ 1420.333907] ? arch_local_save_flags+0x40/0x40 [ 1420.338489] ? kernfs_activate+0x21a/0x2c0 [ 1420.342740] __should_failslab+0x124/0x180 [ 1420.346977] should_failslab+0x9/0x14 [ 1420.350778] kmem_cache_alloc+0x2be/0x730 [ 1420.354924] ? lock_downgrade+0x900/0x900 [ 1420.359074] ? do_raw_spin_lock+0xc1/0x200 [ 1420.363312] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 1420.368334] __kernfs_new_node+0x127/0x8d0 [ 1420.372574] ? kernfs_dop_revalidate+0x3c0/0x3c0 [ 1420.377339] ? graph_lock+0x170/0x170 [ 1420.381152] ? __lock_is_held+0xb5/0x140 [ 1420.385216] ? wait_for_completion+0x8a0/0x8a0 [ 1420.389816] ? mutex_unlock+0xd/0x10 [ 1420.393528] ? kernfs_activate+0x21a/0x2c0 [ 1420.397767] ? kernfs_walk_and_get_ns+0x340/0x340 [ 1420.402622] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 1420.408164] ? kernfs_link_sibling+0x1d2/0x3b0 [ 1420.412754] kernfs_new_node+0x95/0x120 [ 1420.416736] __kernfs_create_file+0x5a/0x340 [ 1420.421151] sysfs_add_file_mode_ns+0x222/0x530 [ 1420.425836] internal_create_group+0x3df/0xd80 [ 1420.430435] ? remove_files.isra.1+0x190/0x190 [ 1420.435027] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 1420.440568] ? kernfs_create_link+0x1d4/0x250 [ 1420.445074] sysfs_create_groups+0x9b/0x141 [ 1420.449405] device_add+0x691/0x17f0 [ 1420.453127] ? get_device_parent.isra.27+0x5a0/0x5a0 [ 1420.458229] ? dev_set_name+0xad/0xe0 [ 1420.462035] ? device_initialize+0x5f0/0x5f0 [ 1420.466448] ? rtnl_is_locked+0xb5/0xf0 [ 1420.470430] ? rtnl_trylock+0x20/0x20 [ 1420.474240] netdev_register_kobject+0x187/0x3f0 [ 1420.479004] register_netdevice+0x99a/0x10f0 [ 1420.483421] ? netdev_change_features+0x110/0x110 [ 1420.488282] register_netdev+0x30/0x50 [ 1420.492178] br_add_bridge+0x9b/0xf0 [ 1420.495896] br_ioctl_deviceless_stub+0x991/0xac0 [ 1420.500744] ? find_held_lock+0x36/0x1c0 [ 1420.504806] ? old_dev_ioctl.isra.2+0x20e0/0x20e0 [ 1420.509656] ? __fget+0x4aa/0x740 [ 1420.513128] ? lock_downgrade+0x900/0x900 [ 1420.517277] ? check_preemption_disabled+0x48/0x200 [ 1420.522302] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 1420.528100] ? kasan_check_read+0x11/0x20 [ 1420.532252] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 1420.537548] ? old_dev_ioctl.isra.2+0x20e0/0x20e0 [ 1420.542389] sock_ioctl+0x2d5/0x680 [ 1420.546020] ? dlci_ioctl_set+0x40/0x40 [ 1420.549999] ? ksys_dup3+0x680/0x680 [ 1420.553714] ? find_held_lock+0x36/0x1c0 [ 1420.557785] ? __mutex_unlock_slowpath+0x197/0x8c0 [ 1420.562719] ? dlci_ioctl_set+0x40/0x40 [ 1420.566694] do_vfs_ioctl+0x1de/0x1720 [ 1420.570583] ? __lock_is_held+0xb5/0x140 [ 1420.574661] ? ioctl_preallocate+0x300/0x300 [ 1420.579074] ? __fget_light+0x2e9/0x430 [ 1420.583052] ? fget_raw+0x20/0x20 [ 1420.586505] ? __sb_end_write+0xd9/0x110 [ 1420.590572] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 1420.596112] ? fput+0x130/0x1a0 [ 1420.599396] ? do_syscall_64+0x9a/0x820 [ 1420.603374] ? do_syscall_64+0x9a/0x820 [ 1420.607348] ? lockdep_hardirqs_on+0x421/0x5c0 [ 1420.611969] ? security_file_ioctl+0x94/0xc0 [ 1420.616382] ksys_ioctl+0xa9/0xd0 [ 1420.619840] __x64_sys_ioctl+0x73/0xb0 [ 1420.623733] do_syscall_64+0x1b9/0x820 [ 1420.627631] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 1420.632998] ? syscall_return_slowpath+0x5e0/0x5e0 [ 1420.637935] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 1420.642778] ? trace_hardirqs_off+0x300/0x300 [ 1420.647277] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 1420.652300] ? prepare_exit_to_usermode+0x291/0x3b0 [ 1420.657327] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 1420.662180] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 1420.667365] RIP: 0033:0x457099 [ 1420.670559] Code: fd b4 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b4 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 1420.689466] RSP: 002b:00007f692aa02c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 1420.697181] RAX: ffffffffffffffda RBX: 00007f692aa036d4 RCX: 0000000000457099 [ 1420.704474] RDX: 0000000020000000 RSI: 00000000000089a0 RDI: 0000000000000003 [ 1420.711764] RBP: 00000000009300a0 R08: 0000000000000000 R09: 0000000000000000 [ 1420.719034] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000005 15:02:12 executing program 3: r0 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(r0) socket$kcm(0xa, 0x5, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) socket$kcm(0x29, 0x0, 0x0) bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x0, 0x10bd}, 0x2c) bpf$PROG_LOAD(0x5, &(0x7f00000ba000)={0xd, 0x5, &(0x7f0000346fc8)=@framed={{0x18, 0x0, 0x0, 0x7300000000000000}, [@alu={0x8000000201a7f19, 0x0, 0x201a7fa6, 0x48, 0x1, 0x88}]}, &(0x7f0000000000)='GPL\x00', 0x0, 0xfb, &(0x7f00001a7f05)=""/251}, 0x14) 15:02:12 executing program 0: bpf$MAP_CREATE(0x0, &(0x7f0000000200)={0xf}, 0x2c) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f0000000300)={0xffffffffffffffff, &(0x7f0000000140), &(0x7f0000000200)}, 0x20) socketpair(0x1, 0x1, 0x0, &(0x7f0000000100)={0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_SET_FILTER(r0, 0x8937, &(0x7f0000000300)='0\x00') [ 1420.726301] R13: 00000000004cfe50 R14: 00000000004bec60 R15: 0000000000000034 15:02:12 executing program 5: r0 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(r0) socket$kcm(0xa, 0x5, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) perf_event_open(&(0x7f000025c000)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(0xffffffffffffffff) socket$kcm(0x29, 0x0, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(0xffffffffffffffff, 0x2400, 0x0) bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x0, 0x10bd}, 0x2c) bpf$PROG_LOAD(0x5, &(0x7f00000ba000)={0xd, 0x5, &(0x7f0000346fc8)=@framed={{}, [@alu={0x8000000201a7f19, 0x0, 0x201a7fa6, 0x48, 0x1}], {0x95, 0x6c}}, &(0x7f0000000000)='GPL\x00', 0x0, 0xfb, &(0x7f00001a7f05)=""/251}, 0x14) 15:02:12 executing program 4 (fault-call:1 fault-nth:53): socketpair(0x1, 0x80002, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_SET_FILTER(r0, 0x89a0, &(0x7f0000000000)='%d') 15:02:12 executing program 2: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000340)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) r1 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(r1) ioctl$PERF_EVENT_IOC_REFRESH(r1, 0x2402, 0xca) socket$kcm(0x2, 0x3, 0x2) ioctl$PERF_EVENT_IOC_SET_FILTER(r1, 0x8980, &(0x7f0000000380)="6e7230010060a19ef9d2c673d9a1571cb9e1369bcd61ef7e49793ae18712eceb1daa769497800b7fbbd35b170c10751d39aeb660d863e49b8c4f3b3cad48902b5b2d6cfd0abd372c63bcf5d70df3fd4d2e8d443c88c60fd7140fbc0e5637dd82fc3435bed4de5d693c9a781c863e05d8a6f8689a5be29216061f3ff53f8b6b396678e7ba155ef9152d7e43b1eccb2331eb8eb1ed5586dcf8b3b0b999361a44ff2c22c2abbef42dd24eabe6723346a6e46c0499a21442d8d00dcb57f013ff7595edd0ff076930de3675d34117a44eb0e4f832936da44e") 15:02:12 executing program 7: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000340)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) bpf$MAP_CREATE(0x0, &(0x7f0000000080)={0x0, 0x800000000004, 0x4, 0x9, 0x0, 0xffffffffffffffff, 0x0, [0x5f]}, 0x2c) perf_event_open(&(0x7f0000000180)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x1a7b, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(r1) socket$kcm(0x2, 0x3, 0x2) ioctl$PERF_EVENT_IOC_SET_FILTER(r1, 0x8914, &(0x7f0000000380)="6e7230010060a19ef9d2c673d9a1571cb9e1369bcd61ef7e49793ae18712eceb1daa769497800b7fbbd35b170c10751d39aeb660d863e49b8c4f3b3cad48902b5b2d6cfd11bd372c63bcf5d70df3fd4d2e8d443c88c60fd7140fbc0e5637dd82fc3435bed4de5d693c9a781c863e05d8a6f8689a5be29216061f3ff53f8b6b396678e7ba155ef9152d7e43b1eccb2331eb8eb1ed5586dcf8b3b0b999361a44ff2c22c2abbef42dd24eabe6723346a6e46c0499a21442d8d00dcb57f013ff7595edd0ff076930de3675d34117a44eb0e4f832936da44e") r2 = openat$tun(0xffffffffffffff9c, &(0x7f0000000140)='/dev/net/tun\x00', 0x0, 0x0) ioctl$TUNSETIFF(r2, 0x400454ca, &(0x7f0000000040)={"6e72300100", 0x801}) ioctl$TUNSETLINK(r2, 0x400454cd, 0x308) perf_event_open(&(0x7f000025c000)={0x0, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000001, 0x0, 0x2161f870, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) sendmsg(0xffffffffffffffff, &(0x7f0000000440)={&(0x7f0000000200)=@ax25={0x3, {"b8738e610d62ed"}}, 0x80, &(0x7f0000000040), 0x0, 0x0, 0x0, 0x4}, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(0xffffffffffffffff, 0x2400, 0x0) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f00000002c0)={0xffffffffffffffff, &(0x7f0000000300), &(0x7f0000000280)}, 0x20) openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000000)='rdma.current\x00', 0x0, 0x0) 15:02:12 executing program 6: perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e6}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) bpf$MAP_DELETE_ELEM(0x3, &(0x7f0000000300)={0xffffffffffffffff, &(0x7f0000000240)}, 0x10) openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000180)="2f67726f75702e73746174003c23fb572a1f0294e6f378b41ad54b4d9d9a1f63f8785ad188a7e1c88875e05b18a4cb3a9cd12dcea440d899c22c652b3a471b4a7fa2f3fdf6e034d804e5f0df4b1dee483b157624c59c0100e89e6a357c000000", 0x2761, 0x0) [ 1421.062330] FAULT_INJECTION: forcing a failure. [ 1421.062330] name failslab, interval 1, probability 0, space 0, times 0 [ 1421.111690] CPU: 1 PID: 13604 Comm: syz-executor4 Not tainted 4.19.0-rc2+ #50 [ 1421.118995] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1421.128351] Call Trace: [ 1421.130955] dump_stack+0x1c4/0x2b4 [ 1421.134614] ? dump_stack_print_info.cold.2+0x52/0x52 [ 1421.139842] should_fail.cold.4+0xa/0x17 [ 1421.143921] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 1421.149041] ? lock_release+0x970/0x970 [ 1421.153020] ? arch_local_save_flags+0x40/0x40 [ 1421.157615] ? graph_lock+0x170/0x170 15:02:13 executing program 3: r0 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(r0) socket$kcm(0xa, 0x5, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) socket$kcm(0x29, 0x0, 0x0) bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x0, 0x10bd}, 0x2c) bpf$PROG_LOAD(0x5, &(0x7f00000ba000)={0xd, 0x5, &(0x7f0000346fc8)=@framed={{0x18, 0x0, 0x0, 0x7900000000000000}, [@alu={0x8000000201a7f19, 0x0, 0x201a7fa6, 0x48, 0x1, 0x88}]}, &(0x7f0000000000)='GPL\x00', 0x0, 0xfb, &(0x7f00001a7f05)=""/251}, 0x14) 15:02:13 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) sendmsg(r0, &(0x7f0000000580)={0x0, 0x0, &(0x7f00000001c0)=[{&(0x7f0000000380)="b5", 0x1}], 0x1, &(0x7f0000001740), 0x400300, 0x4}, 0x20000040) [ 1421.161435] ? graph_lock+0x170/0x170 [ 1421.165264] ? find_held_lock+0x36/0x1c0 [ 1421.169334] ? __lock_is_held+0xb5/0x140 [ 1421.173389] ? ___might_sleep+0x1ed/0x300 [ 1421.177525] ? arch_local_save_flags+0x40/0x40 [ 1421.182097] ? kernfs_activate+0x21a/0x2c0 [ 1421.186338] __should_failslab+0x124/0x180 [ 1421.190568] should_failslab+0x9/0x14 [ 1421.194355] kmem_cache_alloc+0x2be/0x730 [ 1421.198491] ? lock_downgrade+0x900/0x900 [ 1421.202636] ? do_raw_spin_lock+0xc1/0x200 [ 1421.206862] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 1421.211866] __kernfs_new_node+0x127/0x8d0 [ 1421.216090] ? kernfs_dop_revalidate+0x3c0/0x3c0 [ 1421.220832] ? graph_lock+0x170/0x170 [ 1421.224648] ? __lock_is_held+0xb5/0x140 [ 1421.228710] ? wait_for_completion+0x8a0/0x8a0 [ 1421.233302] ? mutex_unlock+0xd/0x10 [ 1421.237001] ? kernfs_activate+0x21a/0x2c0 [ 1421.241225] ? kernfs_walk_and_get_ns+0x340/0x340 [ 1421.246056] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 1421.251619] ? kernfs_link_sibling+0x1d2/0x3b0 [ 1421.256197] kernfs_new_node+0x95/0x120 [ 1421.260168] __kernfs_create_file+0x5a/0x340 [ 1421.264566] sysfs_add_file_mode_ns+0x222/0x530 [ 1421.269227] internal_create_group+0x3df/0xd80 [ 1421.273802] ? remove_files.isra.1+0x190/0x190 [ 1421.278374] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 1421.283898] ? kernfs_create_link+0x1d4/0x250 [ 1421.288387] sysfs_create_groups+0x9b/0x141 [ 1421.292703] device_add+0x691/0x17f0 [ 1421.296407] ? get_device_parent.isra.27+0x5a0/0x5a0 [ 1421.301513] ? dev_set_name+0xad/0xe0 [ 1421.305303] ? device_initialize+0x5f0/0x5f0 [ 1421.309708] ? rtnl_is_locked+0xb5/0xf0 [ 1421.313671] ? rtnl_trylock+0x20/0x20 [ 1421.317468] netdev_register_kobject+0x187/0x3f0 [ 1421.322630] register_netdevice+0x99a/0x10f0 [ 1421.327030] ? netdev_change_features+0x110/0x110 [ 1421.331871] register_netdev+0x30/0x50 [ 1421.335747] br_add_bridge+0x9b/0xf0 [ 1421.339449] br_ioctl_deviceless_stub+0x991/0xac0 [ 1421.344285] ? find_held_lock+0x36/0x1c0 [ 1421.348335] ? old_dev_ioctl.isra.2+0x20e0/0x20e0 [ 1421.353165] ? __fget+0x4aa/0x740 [ 1421.356634] ? lock_downgrade+0x900/0x900 [ 1421.360790] ? check_preemption_disabled+0x48/0x200 [ 1421.365811] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 1421.371594] ? kasan_check_read+0x11/0x20 [ 1421.375952] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 1421.381229] ? old_dev_ioctl.isra.2+0x20e0/0x20e0 [ 1421.386059] sock_ioctl+0x2d5/0x680 [ 1421.389672] ? dlci_ioctl_set+0x40/0x40 [ 1421.393638] ? ksys_dup3+0x680/0x680 [ 1421.397357] ? find_held_lock+0x36/0x1c0 [ 1421.401413] ? __mutex_unlock_slowpath+0x197/0x8c0 [ 1421.406335] ? dlci_ioctl_set+0x40/0x40 [ 1421.410297] do_vfs_ioctl+0x1de/0x1720 [ 1421.414171] ? __lock_is_held+0xb5/0x140 [ 1421.418222] ? ioctl_preallocate+0x300/0x300 [ 1421.422625] ? __fget_light+0x2e9/0x430 [ 1421.426590] ? fget_raw+0x20/0x20 [ 1421.430039] ? __sb_end_write+0xd9/0x110 [ 1421.434093] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 1421.439622] ? fput+0x130/0x1a0 [ 1421.442895] ? do_syscall_64+0x9a/0x820 [ 1421.446856] ? do_syscall_64+0x9a/0x820 [ 1421.450816] ? lockdep_hardirqs_on+0x421/0x5c0 [ 1421.455386] ? security_file_ioctl+0x94/0xc0 [ 1421.459785] ksys_ioctl+0xa9/0xd0 [ 1421.463226] __x64_sys_ioctl+0x73/0xb0 [ 1421.467112] do_syscall_64+0x1b9/0x820 [ 1421.471007] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 1421.476373] ? syscall_return_slowpath+0x5e0/0x5e0 [ 1421.481306] ? trace_hardirqs_off+0x300/0x300 [ 1421.485788] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 1421.490794] ? recalc_sigpending_tsk+0x180/0x180 [ 1421.495541] ? kasan_check_write+0x14/0x20 [ 1421.499769] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 1421.504601] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 1421.509800] RIP: 0033:0x457099 [ 1421.512981] Code: fd b4 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b4 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 1421.531868] RSP: 002b:00007f692aa02c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 1421.539563] RAX: ffffffffffffffda RBX: 00007f692aa036d4 RCX: 0000000000457099 [ 1421.546816] RDX: 0000000020000000 RSI: 00000000000089a0 RDI: 0000000000000003 [ 1421.554068] RBP: 00000000009300a0 R08: 0000000000000000 R09: 0000000000000000 15:02:13 executing program 0: bpf$MAP_CREATE(0x0, &(0x7f0000000200)={0xf}, 0x2c) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f0000000300)={0xffffffffffffffff, &(0x7f0000000140), &(0x7f0000000200)}, 0x20) socketpair(0x1, 0x1, 0x0, &(0x7f0000000100)={0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_SET_FILTER(r0, 0x5451, &(0x7f0000000300)='0\x00') [ 1421.561334] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000005 [ 1421.568588] R13: 00000000004cfe50 R14: 00000000004bec60 R15: 0000000000000035 15:02:13 executing program 5: r0 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(r0) socket$kcm(0xa, 0x5, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) perf_event_open(&(0x7f000025c000)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(0xffffffffffffffff) socket$kcm(0x29, 0x0, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(0xffffffffffffffff, 0x2400, 0x0) bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x0, 0x10bd}, 0x2c) bpf$PROG_LOAD(0x5, &(0x7f00000ba000)={0xd, 0x5, &(0x7f0000346fc8)=@framed={{}, [@alu={0x8000000201a7f19, 0x0, 0x201a7fa6, 0x48, 0x1}], {0x95, 0xa0}}, &(0x7f0000000000)='GPL\x00', 0x0, 0xfb, &(0x7f00001a7f05)=""/251}, 0x14) 15:02:13 executing program 6: perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e6}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) bpf$MAP_DELETE_ELEM(0x3, &(0x7f0000000300)={0xffffffffffffffff, &(0x7f0000000240)}, 0x10) openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000180)="2f67726f75702e73746174003c23fb572a1f0294e6f378b41ad54b4d9d9a1f63f8785ad188a7e1c88875e05b18a4cb3a9cd12dcea440d899c22c652b3a471b4a7fa2f3fdf6e034d804e5f0df4b1dee483b157624c59c0100e89e6a357c00a001", 0x2761, 0x0) 15:02:13 executing program 2: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000340)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) r1 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(r1) socket$kcm(0x2, 0x3, 0x2) ioctl$PERF_EVENT_IOC_MODIFY_ATTRIBUTES(r1, 0x4008240b, &(0x7f0000000000)={0x0, 0x70, 0x6, 0x9, 0x5, 0xda9000000000, 0x0, 0x4, 0x400, 0xe, 0x40, 0x3, 0x80000001, 0x69, 0x3, 0x7, 0x0, 0x0, 0x5, 0x74f, 0x80, 0x6, 0x7, 0x200, 0x1, 0x5a5, 0x54c, 0x1c6, 0x8, 0x2, 0x400, 0x0, 0x81, 0x1, 0x9, 0x2, 0x70000000000, 0x8, 0x0, 0xfffffffffffffffa, 0x0, @perf_config_ext={0x5d4}, 0x210, 0xf5, 0x81, 0x7, 0x401, 0x10001, 0x1}) ioctl$PERF_EVENT_IOC_SET_FILTER(r1, 0x8980, &(0x7f0000000380)="6e7230010060a19ef9d2c673d9a1571cb9e1369bcd61ef7e49793ae18712eceb1daa769497800b7fbbd35b170c10751d39aeb660d863e49b8c4f3b3cad48902b5b2d6cfd0abd372c63bcf5d70df3fd4d2e8d443c88c60fd7140fbc0e5637dd82fc3435bed4de5d693c9a781c863e05d8a6f8689a5be29216061f3ff53f8b6b396678e7ba155ef9152d7e43b1eccb2331eb8eb1ed5586dcf8b3b0b999361a44ff2c22c2abbef42dd24eabe6723346a6e46c0499a21442d8d00dcb57f013ff7595edd0ff076930de3675d34117a44eb0e4f832936da44e") 15:02:13 executing program 4 (fault-call:1 fault-nth:54): socketpair(0x1, 0x80002, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_SET_FILTER(r0, 0x89a0, &(0x7f0000000000)='%d') 15:02:13 executing program 7: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000340)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) bpf$MAP_CREATE(0x0, &(0x7f0000000080)={0x0, 0x800000000004, 0x4, 0x9, 0x0, 0xffffffffffffffff, 0x0, [0x5f]}, 0x2c) perf_event_open(&(0x7f0000000180)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x1a7b, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(r1) socket$kcm(0x2, 0x3, 0x2) ioctl$PERF_EVENT_IOC_SET_FILTER(r1, 0x8914, &(0x7f0000000380)="6e7230010060a19ef9d2c673d9a1571cb9e1369bcd61ef7e49793ae18712eceb1daa769497800b7fbbd35b170c10751d39aeb660d863e49b8c4f3b3cad48902b5b2d6cfd25bd372c63bcf5d70df3fd4d2e8d443c88c60fd7140fbc0e5637dd82fc3435bed4de5d693c9a781c863e05d8a6f8689a5be29216061f3ff53f8b6b396678e7ba155ef9152d7e43b1eccb2331eb8eb1ed5586dcf8b3b0b999361a44ff2c22c2abbef42dd24eabe6723346a6e46c0499a21442d8d00dcb57f013ff7595edd0ff076930de3675d34117a44eb0e4f832936da44e") r2 = openat$tun(0xffffffffffffff9c, &(0x7f0000000140)='/dev/net/tun\x00', 0x0, 0x0) ioctl$TUNSETIFF(r2, 0x400454ca, &(0x7f0000000040)={"6e72300100", 0x801}) ioctl$TUNSETLINK(r2, 0x400454cd, 0x308) perf_event_open(&(0x7f000025c000)={0x0, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000001, 0x0, 0x2161f870, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) sendmsg(0xffffffffffffffff, &(0x7f0000000440)={&(0x7f0000000200)=@ax25={0x3, {"b8738e610d62ed"}}, 0x80, &(0x7f0000000040), 0x0, 0x0, 0x0, 0x4}, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(0xffffffffffffffff, 0x2400, 0x0) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f00000002c0)={0xffffffffffffffff, &(0x7f0000000300), &(0x7f0000000280)}, 0x20) openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000000)='rdma.current\x00', 0x0, 0x0) 15:02:13 executing program 0: bpf$MAP_CREATE(0x0, &(0x7f0000000200)={0xf}, 0x2c) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f0000000300)={0xffffffffffffffff, &(0x7f0000000140), &(0x7f0000000200)}, 0x20) socketpair(0x1, 0x1, 0x0, &(0x7f0000000100)={0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_SET_FILTER(r0, 0x894a, &(0x7f0000000300)='0\x00') 15:02:13 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) sendmsg(r0, &(0x7f0000000580)={0x0, 0x0, &(0x7f00000001c0)=[{&(0x7f0000000380)="b5", 0x1}], 0x1, &(0x7f0000001740), 0x1000000, 0x4}, 0x20000040) [ 1421.915722] FAULT_INJECTION: forcing a failure. [ 1421.915722] name failslab, interval 1, probability 0, space 0, times 0 [ 1421.928533] CPU: 0 PID: 13646 Comm: syz-executor4 Not tainted 4.19.0-rc2+ #50 [ 1421.935823] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1421.945200] Call Trace: [ 1421.947834] dump_stack+0x1c4/0x2b4 [ 1421.951487] ? dump_stack_print_info.cold.2+0x52/0x52 [ 1421.956710] should_fail.cold.4+0xa/0x17 [ 1421.960789] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 1421.965911] ? graph_lock+0x170/0x170 [ 1421.969717] ? graph_lock+0x170/0x170 [ 1421.973567] ? __mutex_lock+0x872/0x1710 [ 1421.977644] ? graph_lock+0x170/0x170 [ 1421.981481] ? find_held_lock+0x36/0x1c0 [ 1421.985554] ? __lock_is_held+0xb5/0x140 [ 1421.989698] ? ___might_sleep+0x1ed/0x300 [ 1421.993898] ? arch_local_save_flags+0x40/0x40 [ 1421.998525] __should_failslab+0x124/0x180 [ 1422.002789] should_failslab+0x9/0x14 [ 1422.006594] kmem_cache_alloc+0x2be/0x730 [ 1422.010766] ? wait_for_completion+0x8a0/0x8a0 [ 1422.015351] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 1422.020377] __kernfs_new_node+0x127/0x8d0 [ 1422.024640] ? kernfs_dop_revalidate+0x3c0/0x3c0 [ 1422.029404] ? __lock_is_held+0xb5/0x140 [ 1422.033468] ? wait_for_completion+0x8a0/0x8a0 [ 1422.038077] ? mutex_unlock+0xd/0x10 [ 1422.041799] ? kernfs_activate+0x21a/0x2c0 [ 1422.046041] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 1422.051061] ? map_id_range_down+0x1ee/0x430 [ 1422.055477] ? __put_user_ns+0x60/0x60 [ 1422.059373] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 1422.064915] ? kernfs_put+0x49b/0x760 [ 1422.068728] ? make_kgid+0x23/0x30 [ 1422.072276] kernfs_new_node+0x95/0x120 [ 1422.076289] kernfs_create_dir_ns+0x4d/0x160 [ 1422.080714] internal_create_group+0x5fc/0xd80 [ 1422.085320] ? remove_files.isra.1+0x190/0x190 [ 1422.089916] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 1422.095456] ? kernfs_create_link+0x1d4/0x250 [ 1422.099970] sysfs_create_groups+0x9b/0x141 [ 1422.104303] device_add+0x73d/0x17f0 [ 1422.108035] ? get_device_parent.isra.27+0x5a0/0x5a0 [ 1422.113139] ? dev_set_name+0xad/0xe0 [ 1422.116996] ? device_initialize+0x5f0/0x5f0 [ 1422.121414] ? rtnl_is_locked+0xb5/0xf0 [ 1422.125396] ? rtnl_trylock+0x20/0x20 [ 1422.129220] netdev_register_kobject+0x187/0x3f0 [ 1422.133985] register_netdevice+0x99a/0x10f0 [ 1422.138410] ? netdev_change_features+0x110/0x110 [ 1422.143281] register_netdev+0x30/0x50 [ 1422.147176] br_add_bridge+0x9b/0xf0 [ 1422.150896] br_ioctl_deviceless_stub+0x991/0xac0 [ 1422.155794] ? find_held_lock+0x36/0x1c0 [ 1422.159864] ? old_dev_ioctl.isra.2+0x20e0/0x20e0 [ 1422.164715] ? __fget+0x4aa/0x740 [ 1422.168180] ? lock_downgrade+0x900/0x900 [ 1422.172334] ? check_preemption_disabled+0x48/0x200 [ 1422.177361] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 1422.183182] ? kasan_check_read+0x11/0x20 [ 1422.187338] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 1422.192685] ? old_dev_ioctl.isra.2+0x20e0/0x20e0 [ 1422.197532] sock_ioctl+0x2d5/0x680 [ 1422.201167] ? dlci_ioctl_set+0x40/0x40 [ 1422.205145] ? ksys_dup3+0x680/0x680 [ 1422.208865] ? find_held_lock+0x36/0x1c0 [ 1422.212944] ? __mutex_unlock_slowpath+0x197/0x8c0 [ 1422.217888] ? dlci_ioctl_set+0x40/0x40 [ 1422.221874] do_vfs_ioctl+0x1de/0x1720 [ 1422.225769] ? __lock_is_held+0xb5/0x140 [ 1422.229842] ? ioctl_preallocate+0x300/0x300 [ 1422.234260] ? __fget_light+0x2e9/0x430 [ 1422.238242] ? fget_raw+0x20/0x20 [ 1422.241705] ? __sb_end_write+0xd9/0x110 [ 1422.245779] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 1422.251318] ? fput+0x130/0x1a0 [ 1422.254602] ? do_syscall_64+0x9a/0x820 [ 1422.258595] ? do_syscall_64+0x9a/0x820 [ 1422.262590] ? lockdep_hardirqs_on+0x421/0x5c0 [ 1422.267193] ? security_file_ioctl+0x94/0xc0 [ 1422.271620] ksys_ioctl+0xa9/0xd0 [ 1422.275090] __x64_sys_ioctl+0x73/0xb0 [ 1422.278988] do_syscall_64+0x1b9/0x820 [ 1422.282880] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 1422.288256] ? syscall_return_slowpath+0x5e0/0x5e0 [ 1422.293197] ? trace_hardirqs_off+0x300/0x300 [ 1422.297699] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 1422.302718] ? recalc_sigpending_tsk+0x180/0x180 [ 1422.307479] ? kasan_check_write+0x14/0x20 [ 1422.311730] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 1422.316592] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 1422.321799] RIP: 0033:0x457099 [ 1422.325000] Code: fd b4 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b4 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 1422.343905] RSP: 002b:00007f692aa02c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 1422.351642] RAX: ffffffffffffffda RBX: 00007f692aa036d4 RCX: 0000000000457099 [ 1422.358915] RDX: 0000000020000000 RSI: 00000000000089a0 RDI: 0000000000000003 15:02:14 executing program 3: r0 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(r0) socket$kcm(0xa, 0x5, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) socket$kcm(0x29, 0x0, 0x0) bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x0, 0x10bd}, 0x2c) bpf$PROG_LOAD(0x5, &(0x7f00000ba000)={0xd, 0x5, &(0x7f0000346fc8)=@framed={{0x18, 0x0, 0x0, 0x6300}, [@alu={0x8000000201a7f19, 0x0, 0x201a7fa6, 0x48, 0x1, 0x88}]}, &(0x7f0000000000)='GPL\x00', 0x0, 0xfb, &(0x7f00001a7f05)=""/251}, 0x14) 15:02:14 executing program 5: r0 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(r0) socket$kcm(0xa, 0x5, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) perf_event_open(&(0x7f000025c000)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(0xffffffffffffffff) socket$kcm(0x29, 0x0, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(0xffffffffffffffff, 0x2400, 0x0) bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x0, 0x10bd}, 0x2c) bpf$PROG_LOAD(0x5, &(0x7f00000ba000)={0xd, 0x5, &(0x7f0000346fc8)=@framed={{}, [@alu={0x8000000201a7f19, 0x0, 0x201a7fa6, 0x48, 0x1}], {0x95, 0x10}}, &(0x7f0000000000)='GPL\x00', 0x0, 0xfb, &(0x7f00001a7f05)=""/251}, 0x14) [ 1422.366186] RBP: 00000000009300a0 R08: 0000000000000000 R09: 0000000000000000 [ 1422.373455] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000005 [ 1422.380726] R13: 00000000004cfe50 R14: 00000000004bec60 R15: 0000000000000036 15:02:14 executing program 6: perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e6}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) bpf$MAP_DELETE_ELEM(0x3, &(0x7f0000000300)={0xffffffffffffffff, &(0x7f0000000240)}, 0x10) openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000180)="2f67726f75702e73746174003c23fb572a1f0294e6f378b41ad54b4d9d9a1f63f8785ad188a7e1c88875e05b18a4cb3a9cd12dcea440d899c22c652b3a471b4a7fa2f3fdf6e034d804e5f0df4b1dee483b157624c59c0100e89e6a357c00003f", 0x2761, 0x0) 15:02:14 executing program 4 (fault-call:1 fault-nth:55): socketpair(0x1, 0x80002, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_SET_FILTER(r0, 0x89a0, &(0x7f0000000000)='%d') 15:02:14 executing program 2: socketpair$unix(0x1, 0x2000000000000005, 0x0, &(0x7f0000000340)={0xffffffffffffffff, 0xffffffffffffffff}) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000040)) ioctl$TUNSETOFFLOAD(0xffffffffffffffff, 0x400454d0, 0x8) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) r1 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(r1) socket$kcm(0x2, 0x2000000000406, 0x2) socketpair$inet6_tcp(0xa, 0x1, 0x0, &(0x7f0000000080)) ioctl$PERF_EVENT_IOC_SET_FILTER(r1, 0x8980, &(0x7f0000000380)="6e7230010060a19ef9d2c673d9a1571cb9e1369bcd61ef7e49793ae18712eceb1daa769497800b7fbbd35b170c10751d39aeb660d863e49b8c4f3b3cad48902b5b2d6cfd0abd372c63bcf5d70df3fd4d2e8d443c88c60fd7140fbc0e5637dd82fc3435bed4de5d693c9a781c863e05d8a6f8689a5be29216061f3ff53f8b6b396678e7ba155ef9152d7e43b1eccb2331eb8eb1ed5586dcf8b3b0b999361a44ff2c22c2abbef42dd24eabe6723346a6e46c0499a21442d8d00dcb57f013ff7595edd0ff076930de3675d34117a44eb0e4f832936da44e") 15:02:14 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) sendmsg(r0, &(0x7f0000000580)={0x0, 0x0, &(0x7f00000001c0)=[{&(0x7f0000000380)="b5", 0x1}], 0x1, &(0x7f0000001740), 0x2000000, 0x4}, 0x20000040) 15:02:14 executing program 7: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000340)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) bpf$MAP_CREATE(0x0, &(0x7f0000000080)={0x0, 0x800000000004, 0x4, 0x9, 0x0, 0xffffffffffffffff, 0x0, [0x5f]}, 0x2c) perf_event_open(&(0x7f0000000180)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x1a7b, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(r1) socket$kcm(0x2, 0x3, 0x2) ioctl$PERF_EVENT_IOC_SET_FILTER(r1, 0x8914, &(0x7f0000000380)="6e7230010060a19ef9d2c673d9a1571cb9e1369bcd61ef7e49793ae18712eceb1daa769497800b7fbbd35b170c10751d39aeb660d863e49b8c4f3b3cad48902b5b2d6cfd02bd372c63bcf5d70df3fd4d2e8d443c88c60fd7140fbc0e5637dd82fc3435bed4de5d693c9a781c863e05d8a6f8689a5be29216061f3ff53f8b6b396678e7ba155ef9152d7e43b1eccb2331eb8eb1ed5586dcf8b3b0b999361a44ff2c22c2abbef42dd24eabe6723346a6e46c0499a21442d8d00dcb57f013ff7595edd0ff076930de3675d34117a44eb0e4f832936da44e") r2 = openat$tun(0xffffffffffffff9c, &(0x7f0000000140)='/dev/net/tun\x00', 0x0, 0x0) ioctl$TUNSETIFF(r2, 0x400454ca, &(0x7f0000000040)={"6e72300100", 0x801}) ioctl$TUNSETLINK(r2, 0x400454cd, 0x308) perf_event_open(&(0x7f000025c000)={0x0, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000001, 0x0, 0x2161f870, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) sendmsg(0xffffffffffffffff, &(0x7f0000000440)={&(0x7f0000000200)=@ax25={0x3, {"b8738e610d62ed"}}, 0x80, &(0x7f0000000040), 0x0, 0x0, 0x0, 0x4}, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(0xffffffffffffffff, 0x2400, 0x0) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f00000002c0)={0xffffffffffffffff, &(0x7f0000000300), &(0x7f0000000280)}, 0x20) openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000000)='rdma.current\x00', 0x0, 0x0) 15:02:14 executing program 0: bpf$MAP_CREATE(0x0, &(0x7f0000000200)={0xf}, 0x2c) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f0000000300)={0xffffffffffffffff, &(0x7f0000000140), &(0x7f0000000200)}, 0x20) socketpair(0x1, 0x1, 0x0, &(0x7f0000000100)={0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_SET_FILTER(r0, 0x8971, &(0x7f0000000300)='0\x00') [ 1422.730566] FAULT_INJECTION: forcing a failure. [ 1422.730566] name failslab, interval 1, probability 0, space 0, times 0 [ 1422.776436] CPU: 1 PID: 13673 Comm: syz-executor4 Not tainted 4.19.0-rc2+ #50 [ 1422.783731] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1422.793083] Call Trace: [ 1422.795690] dump_stack+0x1c4/0x2b4 [ 1422.799341] ? dump_stack_print_info.cold.2+0x52/0x52 [ 1422.804537] ? kernfs_activate+0x8e/0x2c0 [ 1422.808679] should_fail.cold.4+0xa/0x17 [ 1422.812733] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 1422.817841] ? graph_lock+0x170/0x170 [ 1422.821656] ? graph_lock+0x170/0x170 [ 1422.825472] ? __mutex_lock+0x872/0x1710 [ 1422.829553] ? graph_lock+0x170/0x170 [ 1422.833379] ? find_held_lock+0x36/0x1c0 [ 1422.837447] ? __lock_is_held+0xb5/0x140 [ 1422.841541] ? ___might_sleep+0x1ed/0x300 [ 1422.845708] ? arch_local_save_flags+0x40/0x40 [ 1422.850318] __should_failslab+0x124/0x180 [ 1422.854574] should_failslab+0x9/0x14 [ 1422.858404] kmem_cache_alloc+0x2be/0x730 [ 1422.862573] ? wait_for_completion+0x8a0/0x8a0 [ 1422.867176] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 1422.872210] __kernfs_new_node+0x127/0x8d0 [ 1422.876463] ? kernfs_dop_revalidate+0x3c0/0x3c0 [ 1422.881234] ? __lock_is_held+0xb5/0x140 [ 1422.885306] ? wait_for_completion+0x8a0/0x8a0 [ 1422.889919] ? mutex_unlock+0xd/0x10 [ 1422.893646] ? kernfs_activate+0x21a/0x2c0 [ 1422.897897] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 1422.902930] ? map_id_range_down+0x1ee/0x430 [ 1422.907360] ? __put_user_ns+0x60/0x60 [ 1422.911267] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 1422.916808] ? kernfs_put+0x49b/0x760 [ 1422.920624] ? make_kgid+0x23/0x30 [ 1422.924181] kernfs_new_node+0x95/0x120 [ 1422.928176] kernfs_create_dir_ns+0x4d/0x160 [ 1422.932615] internal_create_group+0x5fc/0xd80 [ 1422.937208] ? remove_files.isra.1+0x190/0x190 [ 1422.941788] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 1422.947323] ? kernfs_create_link+0x1d4/0x250 [ 1422.951842] sysfs_create_groups+0x9b/0x141 [ 1422.956179] device_add+0x73d/0x17f0 [ 1422.959899] ? get_device_parent.isra.27+0x5a0/0x5a0 [ 1422.964989] ? dev_set_name+0xad/0xe0 [ 1422.968788] ? device_initialize+0x5f0/0x5f0 [ 1422.973193] ? rtnl_is_locked+0xb5/0xf0 [ 1422.977185] ? rtnl_trylock+0x20/0x20 [ 1422.980995] netdev_register_kobject+0x187/0x3f0 [ 1422.985760] register_netdevice+0x99a/0x10f0 [ 1422.990189] ? netdev_change_features+0x110/0x110 [ 1422.995061] register_netdev+0x30/0x50 [ 1422.998967] br_add_bridge+0x9b/0xf0 [ 1423.002693] br_ioctl_deviceless_stub+0x991/0xac0 [ 1423.007548] ? find_held_lock+0x36/0x1c0 [ 1423.011624] ? old_dev_ioctl.isra.2+0x20e0/0x20e0 [ 1423.016475] ? __fget+0x4aa/0x740 [ 1423.019932] ? lock_downgrade+0x900/0x900 [ 1423.024068] ? check_preemption_disabled+0x48/0x200 [ 1423.029077] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 1423.034872] ? kasan_check_read+0x11/0x20 [ 1423.039031] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 1423.044334] ? old_dev_ioctl.isra.2+0x20e0/0x20e0 [ 1423.049192] sock_ioctl+0x2d5/0x680 [ 1423.052832] ? dlci_ioctl_set+0x40/0x40 [ 1423.056819] ? ksys_dup3+0x680/0x680 [ 1423.060550] ? find_held_lock+0x36/0x1c0 [ 1423.064646] ? __mutex_unlock_slowpath+0x197/0x8c0 [ 1423.069583] ? dlci_ioctl_set+0x40/0x40 [ 1423.073565] do_vfs_ioctl+0x1de/0x1720 [ 1423.077468] ? __lock_is_held+0xb5/0x140 [ 1423.081547] ? ioctl_preallocate+0x300/0x300 [ 1423.085970] ? __fget_light+0x2e9/0x430 [ 1423.089960] ? fget_raw+0x20/0x20 [ 1423.093425] ? __sb_end_write+0xd9/0x110 [ 1423.097506] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 1423.103044] ? fput+0x130/0x1a0 [ 1423.106323] ? do_syscall_64+0x9a/0x820 [ 1423.110310] ? do_syscall_64+0x9a/0x820 [ 1423.114295] ? lockdep_hardirqs_on+0x421/0x5c0 [ 1423.118892] ? security_file_ioctl+0x94/0xc0 [ 1423.123297] ksys_ioctl+0xa9/0xd0 [ 1423.126757] __x64_sys_ioctl+0x73/0xb0 [ 1423.130665] do_syscall_64+0x1b9/0x820 [ 1423.134565] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 1423.139953] ? syscall_return_slowpath+0x5e0/0x5e0 [ 1423.144887] ? trace_hardirqs_off+0x300/0x300 [ 1423.149379] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 1423.154397] ? recalc_sigpending_tsk+0x180/0x180 [ 1423.159176] ? kasan_check_write+0x14/0x20 [ 1423.163430] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 1423.168289] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 1423.173481] RIP: 0033:0x457099 [ 1423.176676] Code: fd b4 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b4 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 1423.195583] RSP: 002b:00007f692aa02c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 1423.203315] RAX: ffffffffffffffda RBX: 00007f692aa036d4 RCX: 0000000000457099 [ 1423.210592] RDX: 0000000020000000 RSI: 00000000000089a0 RDI: 0000000000000003 [ 1423.217882] RBP: 00000000009300a0 R08: 0000000000000000 R09: 0000000000000000 15:02:15 executing program 5: r0 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(r0) socket$kcm(0xa, 0x5, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) perf_event_open(&(0x7f000025c000)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(0xffffffffffffffff) socket$kcm(0x29, 0x0, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(0xffffffffffffffff, 0x2400, 0x0) bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x0, 0x10bd}, 0x2c) bpf$PROG_LOAD(0x5, &(0x7f00000ba000)={0xd, 0x5, &(0x7f0000346fc8)=@framed={{}, [@alu={0x8000000201a7f19, 0x0, 0x201a7fa6, 0x48, 0x1}], {0x95, 0x3000000000000000}}, &(0x7f0000000000)='GPL\x00', 0x0, 0xfb, &(0x7f00001a7f05)=""/251}, 0x14) [ 1423.225152] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000005 [ 1423.232412] R13: 00000000004cfe50 R14: 00000000004bec60 R15: 0000000000000037 15:02:15 executing program 0: bpf$MAP_CREATE(0x0, &(0x7f0000000200)={0xf}, 0x2c) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f0000000300)={0xffffffffffffffff, &(0x7f0000000140), &(0x7f0000000200)}, 0x20) socketpair(0x1, 0x1, 0x0, &(0x7f0000000100)={0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_SET_FILTER(r0, 0x8911, &(0x7f0000000300)='0\x00') 15:02:15 executing program 4 (fault-call:1 fault-nth:56): socketpair(0x1, 0x80002, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_SET_FILTER(r0, 0x89a0, &(0x7f0000000000)='%d') 15:02:15 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) sendmsg(r0, &(0x7f0000000580)={0x0, 0x0, &(0x7f00000001c0)=[{&(0x7f0000000380)="b5", 0x1}], 0x1, &(0x7f0000001740), 0x1100000000000000, 0x4}, 0x20000040) 15:02:15 executing program 6: perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e6}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) bpf$MAP_DELETE_ELEM(0x3, &(0x7f0000000300)={0xffffffffffffffff, &(0x7f0000000240)}, 0x10) openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000180)="2f67726f75702e73746174003c23fb572a1f0294e6f378b41ad54b4d9d9a1f63f8785ad188a7e1c88875e05b18a4cb3a9cd12dcea440d899c22c652b3a471b4a7fa2f3fdf6e034d804e5f0df4b1dee483b157624c59c0100e89e6a357c000a00", 0x2761, 0x0) 15:02:15 executing program 2: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000340)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(r2) socket$kcm(0x2, 0x3, 0x2) ioctl$PERF_EVENT_IOC_SET_FILTER(r2, 0x8980, &(0x7f0000000780)="6e7230010060a19ef9d2c673d9a1571cb9e1369bcd61ef7e49793ae18712eceb1daa769497800b7fbbd35b170c10751d39aeb660d863e49b8c4f3b3cad48902b5b2d6cfd0abd372c63bcf5d70df3fd4d2e8d443c88c60fd7140fbc0e5637dd82fc3435bed4de5d693c9a781c863e05d8a6f8689a5be29216061f3ff53f8b6b396678e7ba155ef9152d7e43b1eccb2331eb8eb1ed5586dcf8b3b0b999361a44ff2c22c2abbef42dd24eabe6723346a6806c0499a21442d8d00dcb57f013ff7595edd0ff076973263675d34117a44eb0e4f832936da44e") openat$cgroup_ro(r0, &(0x7f00000001c0)='cpuacct.usage_all\x00', 0x0, 0x0) r3 = bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f0000000100)={&(0x7f0000000000)="6e7230010060a19ef9d2c673d9a1571cb9e1369bcd61ef7e49793ae18712eceb1daa769497800b7fbbd35b170c10751d39aeb660d863e49b8c4f3b3cad48902b5b2d6cfd0abd372c63bcf5d70df3fd4d2e8d443c88c60fd7140fbc0e5637dd82fc3435bed4de5d693c9a781c863e05d8a6f8689a5be29216061f3ff53f8b6b396678e7ba155ef9152d7e43b1eccb2331eb8eb1ed5586dcf8b3b0b999361a44ff2c22c2abbef42dd24eabe6723346a6e46c0499a21442d8d00dcb57f013ff7595edd0ff076930de3675d34117a44eb0e4f832936da44e", 0xffffffffffffff9c}, 0x10) bpf$BPF_GET_MAP_INFO(0xf, &(0x7f0000000180)={r3, 0x28, &(0x7f0000000140)}, 0x10) 15:02:15 executing program 7: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000340)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) bpf$MAP_CREATE(0x0, &(0x7f0000000080)={0x0, 0x800000000004, 0x4, 0x9, 0x0, 0xffffffffffffffff, 0x0, [0x5f]}, 0x2c) perf_event_open(&(0x7f0000000180)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x1a7b, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(r1) socket$kcm(0x2, 0x3, 0x2) ioctl$PERF_EVENT_IOC_SET_FILTER(r1, 0x8914, &(0x7f0000000380)="6e7230010060a19ef9d2c673d9a1571cb9e1369bcd61ef7e49793ae18712eceb1daa769497800b7fbbd35b170c10751d39aeb660d863e49b8c4f3b3cad48902b5b2d6cfd09bd372c63bcf5d70df3fd4d2e8d443c88c60fd7140fbc0e5637dd82fc3435bed4de5d693c9a781c863e05d8a6f8689a5be29216061f3ff53f8b6b396678e7ba155ef9152d7e43b1eccb2331eb8eb1ed5586dcf8b3b0b999361a44ff2c22c2abbef42dd24eabe6723346a6e46c0499a21442d8d00dcb57f013ff7595edd0ff076930de3675d34117a44eb0e4f832936da44e") r2 = openat$tun(0xffffffffffffff9c, &(0x7f0000000140)='/dev/net/tun\x00', 0x0, 0x0) ioctl$TUNSETIFF(r2, 0x400454ca, &(0x7f0000000040)={"6e72300100", 0x801}) ioctl$TUNSETLINK(r2, 0x400454cd, 0x308) perf_event_open(&(0x7f000025c000)={0x0, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000001, 0x0, 0x2161f870, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) sendmsg(0xffffffffffffffff, &(0x7f0000000440)={&(0x7f0000000200)=@ax25={0x3, {"b8738e610d62ed"}}, 0x80, &(0x7f0000000040), 0x0, 0x0, 0x0, 0x4}, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(0xffffffffffffffff, 0x2400, 0x0) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f00000002c0)={0xffffffffffffffff, &(0x7f0000000300), &(0x7f0000000280)}, 0x20) openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000000)='rdma.current\x00', 0x0, 0x0) 15:02:15 executing program 3: r0 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(r0) socket$kcm(0xa, 0x5, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) socket$kcm(0x29, 0x0, 0x0) bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x0, 0x10bd}, 0x2c) bpf$PROG_LOAD(0x5, &(0x7f00000ba000)={0xd, 0x5, &(0x7f0000346fc8)=@framed={{0x18, 0x0, 0x0, 0x8}, [@alu={0x8000000201a7f19, 0x0, 0x201a7fa6, 0x48, 0x1, 0x88}]}, &(0x7f0000000000)='GPL\x00', 0x0, 0xfb, &(0x7f00001a7f05)=""/251}, 0x14) 15:02:15 executing program 5: r0 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(r0) socket$kcm(0xa, 0x5, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) perf_event_open(&(0x7f000025c000)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(0xffffffffffffffff) socket$kcm(0x29, 0x0, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(0xffffffffffffffff, 0x2400, 0x0) bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x0, 0x10bd}, 0x2c) bpf$PROG_LOAD(0x5, &(0x7f00000ba000)={0xd, 0x5, &(0x7f0000346fc8)=@framed={{}, [@alu={0x8000000201a7f19, 0x0, 0x201a7fa6, 0x48, 0x1}], {0x95, 0x18000000}}, &(0x7f0000000000)='GPL\x00', 0x0, 0xfb, &(0x7f00001a7f05)=""/251}, 0x14) 15:02:15 executing program 0: bpf$MAP_CREATE(0x0, &(0x7f0000000200)={0xf}, 0x2c) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f0000000300)={0xffffffffffffffff, &(0x7f0000000140), &(0x7f0000000200)}, 0x20) socketpair(0x1, 0x1, 0x0, &(0x7f0000000100)={0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_SET_FILTER(r0, 0x8923, &(0x7f0000000300)='0\x00') [ 1423.543631] FAULT_INJECTION: forcing a failure. [ 1423.543631] name failslab, interval 1, probability 0, space 0, times 0 [ 1423.584669] CPU: 1 PID: 13714 Comm: syz-executor4 Not tainted 4.19.0-rc2+ #50 [ 1423.591983] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1423.601348] Call Trace: [ 1423.603955] dump_stack+0x1c4/0x2b4 [ 1423.607616] ? dump_stack_print_info.cold.2+0x52/0x52 [ 1423.612834] should_fail.cold.4+0xa/0x17 [ 1423.616919] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 1423.622036] ? lock_release+0x970/0x970 [ 1423.626023] ? arch_local_save_flags+0x40/0x40 [ 1423.630629] ? graph_lock+0x170/0x170 [ 1423.634434] ? graph_lock+0x170/0x170 [ 1423.638228] ? find_held_lock+0x36/0x1c0 [ 1423.642278] ? __lock_is_held+0xb5/0x140 [ 1423.646350] ? ___might_sleep+0x1ed/0x300 [ 1423.650485] ? arch_local_save_flags+0x40/0x40 [ 1423.655051] ? kernfs_activate+0x21a/0x2c0 [ 1423.659289] __should_failslab+0x124/0x180 [ 1423.663517] should_failslab+0x9/0x14 [ 1423.667306] kmem_cache_alloc+0x2be/0x730 [ 1423.671457] ? lock_downgrade+0x900/0x900 [ 1423.675598] ? do_raw_spin_lock+0xc1/0x200 [ 1423.679834] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 1423.684840] __kernfs_new_node+0x127/0x8d0 [ 1423.689063] ? kernfs_dop_revalidate+0x3c0/0x3c0 [ 1423.693802] ? graph_lock+0x170/0x170 [ 1423.697630] ? __lock_is_held+0xb5/0x140 [ 1423.701695] ? wait_for_completion+0x8a0/0x8a0 [ 1423.706270] ? mutex_unlock+0xd/0x10 [ 1423.709977] ? kernfs_activate+0x21a/0x2c0 [ 1423.714213] ? kernfs_walk_and_get_ns+0x340/0x340 [ 1423.719043] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 1423.724566] ? kernfs_link_sibling+0x1d2/0x3b0 [ 1423.729141] kernfs_new_node+0x95/0x120 [ 1423.733126] __kernfs_create_file+0x5a/0x340 [ 1423.737573] sysfs_add_file_mode_ns+0x222/0x530 [ 1423.742256] internal_create_group+0x3df/0xd80 [ 1423.746830] ? remove_files.isra.1+0x190/0x190 [ 1423.751401] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 1423.756938] ? kernfs_create_link+0x1d4/0x250 [ 1423.761453] sysfs_create_groups+0x9b/0x141 [ 1423.765779] device_add+0x73d/0x17f0 [ 1423.769503] ? get_device_parent.isra.27+0x5a0/0x5a0 [ 1423.774602] ? dev_set_name+0xad/0xe0 [ 1423.778414] ? device_initialize+0x5f0/0x5f0 [ 1423.782824] ? rtnl_is_locked+0xb5/0xf0 [ 1423.786785] ? rtnl_trylock+0x20/0x20 [ 1423.790581] netdev_register_kobject+0x187/0x3f0 [ 1423.795344] register_netdevice+0x99a/0x10f0 [ 1423.799756] ? netdev_change_features+0x110/0x110 [ 1423.804627] register_netdev+0x30/0x50 [ 1423.808526] br_add_bridge+0x9b/0xf0 [ 1423.812236] br_ioctl_deviceless_stub+0x991/0xac0 [ 1423.817082] ? find_held_lock+0x36/0x1c0 [ 1423.821145] ? old_dev_ioctl.isra.2+0x20e0/0x20e0 [ 1423.826005] ? __fget+0x4aa/0x740 [ 1423.829461] ? lock_downgrade+0x900/0x900 [ 1423.833612] ? check_preemption_disabled+0x48/0x200 [ 1423.838640] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 1423.844464] ? kasan_check_read+0x11/0x20 [ 1423.848600] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 1423.853905] ? old_dev_ioctl.isra.2+0x20e0/0x20e0 [ 1423.858747] sock_ioctl+0x2d5/0x680 [ 1423.862372] ? dlci_ioctl_set+0x40/0x40 [ 1423.866345] ? ksys_dup3+0x680/0x680 [ 1423.870060] ? find_held_lock+0x36/0x1c0 [ 1423.874132] ? __mutex_unlock_slowpath+0x197/0x8c0 [ 1423.879068] ? dlci_ioctl_set+0x40/0x40 [ 1423.883030] do_vfs_ioctl+0x1de/0x1720 [ 1423.886914] ? __lock_is_held+0xb5/0x140 [ 1423.890978] ? ioctl_preallocate+0x300/0x300 [ 1423.895388] ? __fget_light+0x2e9/0x430 [ 1423.899365] ? fget_raw+0x20/0x20 [ 1423.902823] ? __sb_end_write+0xd9/0x110 [ 1423.906886] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 1423.912420] ? fput+0x130/0x1a0 [ 1423.915688] ? do_syscall_64+0x9a/0x820 [ 1423.919652] ? do_syscall_64+0x9a/0x820 [ 1423.923620] ? lockdep_hardirqs_on+0x421/0x5c0 [ 1423.928205] ? security_file_ioctl+0x94/0xc0 [ 1423.932626] ksys_ioctl+0xa9/0xd0 [ 1423.936083] __x64_sys_ioctl+0x73/0xb0 [ 1423.939970] do_syscall_64+0x1b9/0x820 [ 1423.943868] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 1423.949225] ? syscall_return_slowpath+0x5e0/0x5e0 [ 1423.954150] ? trace_hardirqs_off+0x300/0x300 [ 1423.958640] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 1423.963646] ? recalc_sigpending_tsk+0x180/0x180 [ 1423.968394] ? kasan_check_write+0x14/0x20 [ 1423.972644] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 1423.977477] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 1423.982652] RIP: 0033:0x457099 [ 1423.985830] Code: fd b4 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b4 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 1424.004739] RSP: 002b:00007f692aa02c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 1424.012454] RAX: ffffffffffffffda RBX: 00007f692aa036d4 RCX: 0000000000457099 [ 1424.019709] RDX: 0000000020000000 RSI: 00000000000089a0 RDI: 0000000000000003 [ 1424.026965] RBP: 00000000009300a0 R08: 0000000000000000 R09: 0000000000000000 [ 1424.034229] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000005 [ 1424.041494] R13: 00000000004cfe50 R14: 00000000004bec60 R15: 0000000000000038 15:02:16 executing program 4 (fault-call:1 fault-nth:57): socketpair(0x1, 0x80002, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_SET_FILTER(r0, 0x89a0, &(0x7f0000000000)='%d') 15:02:16 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) sendmsg(r0, &(0x7f0000000580)={0x0, 0x0, &(0x7f00000001c0)=[{&(0x7f0000000380)="b5", 0x1}], 0x1, &(0x7f0000001740), 0x1a0ffffffff, 0x4}, 0x20000040) 15:02:16 executing program 0: bpf$MAP_CREATE(0x0, &(0x7f0000000200)={0xf}, 0x2c) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f0000000300)={0xffffffffffffffff, &(0x7f0000000140), &(0x7f0000000200)}, 0x20) socketpair(0x1, 0x1, 0x0, &(0x7f0000000100)={0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_SET_FILTER(r0, 0x8930, &(0x7f0000000300)='0\x00') 15:02:16 executing program 5: r0 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(r0) socket$kcm(0xa, 0x5, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) perf_event_open(&(0x7f000025c000)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(0xffffffffffffffff) socket$kcm(0x29, 0x0, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(0xffffffffffffffff, 0x2400, 0x0) bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x0, 0x10bd}, 0x2c) bpf$PROG_LOAD(0x5, &(0x7f00000ba000)={0xd, 0x5, &(0x7f0000346fc8)=@framed={{}, [@alu={0x8000000201a7f19, 0x0, 0x201a7fa6, 0x48, 0x1}], {0x95, 0x400000}}, &(0x7f0000000000)='GPL\x00', 0x0, 0xfb, &(0x7f00001a7f05)=""/251}, 0x14) 15:02:16 executing program 3: r0 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(r0) socket$kcm(0xa, 0x5, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) socket$kcm(0x29, 0x0, 0x0) bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x0, 0x10bd}, 0x2c) bpf$PROG_LOAD(0x5, &(0x7f00000ba000)={0xd, 0x5, &(0x7f0000346fc8)=@framed={{0x18, 0x0, 0x0, 0x71}, [@alu={0x8000000201a7f19, 0x0, 0x201a7fa6, 0x48, 0x1, 0x88}]}, &(0x7f0000000000)='GPL\x00', 0x0, 0xfb, &(0x7f00001a7f05)=""/251}, 0x14) 15:02:16 executing program 6: perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e6}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) bpf$MAP_DELETE_ELEM(0x3, &(0x7f0000000300)={0xffffffffffffffff, &(0x7f0000000240)}, 0x10) openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000180)="2f67726f75702e73746174003c23fb572a1f0294e6f378b41ad54b4d9d9a1f63f8785ad188a7e1c88875e05b18a4cb3a9cd12dcea440d899c22c652b3a471b4a7fa2f3fdf6e034d804e5f0df4b1dee483b157624c59c0100e89e6a357c000000", 0x2761, 0x0) 15:02:16 executing program 7: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000340)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) bpf$MAP_CREATE(0x0, &(0x7f0000000080)={0x0, 0x800000000004, 0x4, 0x9, 0x0, 0xffffffffffffffff, 0x0, [0x5f]}, 0x2c) perf_event_open(&(0x7f0000000180)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x1a7b, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(r1) socket$kcm(0x2, 0x3, 0x2) ioctl$PERF_EVENT_IOC_SET_FILTER(r1, 0x8914, &(0x7f0000000380)="6e7230010060a19ef9d2c673d9a1571cb9e1369bcd61ef7e49793ae18712eceb1daa769497800b7fbbd35b170c10751d39aeb660d863e49b8c4f3b3cad48902b5b2d6cfd14bd372c63bcf5d70df3fd4d2e8d443c88c60fd7140fbc0e5637dd82fc3435bed4de5d693c9a781c863e05d8a6f8689a5be29216061f3ff53f8b6b396678e7ba155ef9152d7e43b1eccb2331eb8eb1ed5586dcf8b3b0b999361a44ff2c22c2abbef42dd24eabe6723346a6e46c0499a21442d8d00dcb57f013ff7595edd0ff076930de3675d34117a44eb0e4f832936da44e") r2 = openat$tun(0xffffffffffffff9c, &(0x7f0000000140)='/dev/net/tun\x00', 0x0, 0x0) ioctl$TUNSETIFF(r2, 0x400454ca, &(0x7f0000000040)={"6e72300100", 0x801}) ioctl$TUNSETLINK(r2, 0x400454cd, 0x308) perf_event_open(&(0x7f000025c000)={0x0, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000001, 0x0, 0x2161f870, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) sendmsg(0xffffffffffffffff, &(0x7f0000000440)={&(0x7f0000000200)=@ax25={0x3, {"b8738e610d62ed"}}, 0x80, &(0x7f0000000040), 0x0, 0x0, 0x0, 0x4}, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(0xffffffffffffffff, 0x2400, 0x0) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f00000002c0)={0xffffffffffffffff, &(0x7f0000000300), &(0x7f0000000280)}, 0x20) openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000000)='rdma.current\x00', 0x0, 0x0) 15:02:16 executing program 2: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000340)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) r1 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x2400, 0x8) close(r1) socket$kcm(0x2, 0x3, 0x2) ioctl$PERF_EVENT_IOC_SET_FILTER(r1, 0x8980, &(0x7f0000000380)="6e7230010060a19ef9d2c673d9a1571cb9e1369bcd61ef7e49793ae18712eceb1daa769497800b7fbbd35b170c10751d39aeb660d863e49b8c4f3b3cad48902b5b2d6cfd0abd372c63bcf5d70df3fd4d2e8d443c88c60fd7140fbc0e5637dd82fc3435bed4de5d693c9a781c863e05d8a6f8689a5be29216061f3ff53f8b6b396678e7ba155ef9152d7e43b1eccb2331eb8eb1ed5586dcf8b3b0b999361a44ff2c22c2abbef42dd24eabe6723346a6e46c0499a21442d8d00dcb57f013ff7595edd0ff076930de3675d34117a44eb0e4f832936da44e") r2 = bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f0000000040)={&(0x7f0000000000)='selfem1#\x00', 0xffffffffffffff9c}, 0x1e5) ioctl$TUNSETOFFLOAD(r2, 0x400454d0, 0x8) 15:02:16 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) sendmsg(r0, &(0x7f0000000580)={0x0, 0x0, &(0x7f00000001c0)=[{&(0x7f0000000380)="b5", 0x1}], 0x1, &(0x7f0000001740), 0x40030000000000, 0x4}, 0x20000040) [ 1424.364023] FAULT_INJECTION: forcing a failure. [ 1424.364023] name failslab, interval 1, probability 0, space 0, times 0 [ 1424.378934] CPU: 0 PID: 13754 Comm: syz-executor4 Not tainted 4.19.0-rc2+ #50 [ 1424.386204] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1424.395542] Call Trace: [ 1424.398116] dump_stack+0x1c4/0x2b4 [ 1424.401743] ? dump_stack_print_info.cold.2+0x52/0x52 [ 1424.406942] should_fail.cold.4+0xa/0x17 [ 1424.410993] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 1424.416083] ? lock_release+0x970/0x970 [ 1424.420043] ? arch_local_save_flags+0x40/0x40 [ 1424.424634] ? graph_lock+0x170/0x170 [ 1424.428426] ? graph_lock+0x170/0x170 [ 1424.432238] ? find_held_lock+0x36/0x1c0 [ 1424.436295] ? __lock_is_held+0xb5/0x140 [ 1424.440362] ? ___might_sleep+0x1ed/0x300 [ 1424.444499] ? arch_local_save_flags+0x40/0x40 [ 1424.449065] ? kernfs_activate+0x21a/0x2c0 [ 1424.453291] __should_failslab+0x124/0x180 [ 1424.457517] should_failslab+0x9/0x14 [ 1424.461302] kmem_cache_alloc+0x2be/0x730 [ 1424.465435] ? lock_downgrade+0x900/0x900 [ 1424.469567] ? do_raw_spin_lock+0xc1/0x200 [ 1424.473789] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 1424.478797] __kernfs_new_node+0x127/0x8d0 [ 1424.483020] ? kernfs_dop_revalidate+0x3c0/0x3c0 [ 1424.487762] ? graph_lock+0x170/0x170 [ 1424.491555] ? __lock_is_held+0xb5/0x140 [ 1424.495604] ? wait_for_completion+0x8a0/0x8a0 [ 1424.500191] ? mutex_unlock+0xd/0x10 [ 1424.503901] ? kernfs_activate+0x21a/0x2c0 [ 1424.508123] ? kernfs_walk_and_get_ns+0x340/0x340 [ 1424.512956] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 1424.518489] ? kernfs_link_sibling+0x1d2/0x3b0 [ 1424.523089] kernfs_new_node+0x95/0x120 [ 1424.527066] __kernfs_create_file+0x5a/0x340 [ 1424.531463] sysfs_add_file_mode_ns+0x222/0x530 [ 1424.536143] internal_create_group+0x3df/0xd80 [ 1424.540719] ? remove_files.isra.1+0x190/0x190 [ 1424.545290] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 1424.550811] ? kernfs_create_link+0x1d4/0x250 [ 1424.555296] sysfs_create_groups+0x9b/0x141 [ 1424.559641] device_add+0x73d/0x17f0 [ 1424.563355] ? get_device_parent.isra.27+0x5a0/0x5a0 [ 1424.568444] ? dev_set_name+0xad/0xe0 [ 1424.572230] ? device_initialize+0x5f0/0x5f0 [ 1424.576651] ? rtnl_is_locked+0xb5/0xf0 [ 1424.580637] ? rtnl_trylock+0x20/0x20 [ 1424.584431] netdev_register_kobject+0x187/0x3f0 [ 1424.589187] register_netdevice+0x99a/0x10f0 [ 1424.593600] ? netdev_change_features+0x110/0x110 [ 1424.598454] register_netdev+0x30/0x50 [ 1424.602332] br_add_bridge+0x9b/0xf0 [ 1424.606034] br_ioctl_deviceless_stub+0x991/0xac0 [ 1424.610880] ? find_held_lock+0x36/0x1c0 [ 1424.614933] ? old_dev_ioctl.isra.2+0x20e0/0x20e0 [ 1424.619765] ? __fget+0x4aa/0x740 [ 1424.623219] ? lock_downgrade+0x900/0x900 [ 1424.627360] ? check_preemption_disabled+0x48/0x200 [ 1424.632373] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 1424.638180] ? kasan_check_read+0x11/0x20 [ 1424.642324] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 1424.647594] ? old_dev_ioctl.isra.2+0x20e0/0x20e0 [ 1424.652432] sock_ioctl+0x2d5/0x680 [ 1424.656070] ? dlci_ioctl_set+0x40/0x40 [ 1424.660048] ? ksys_dup3+0x680/0x680 [ 1424.663748] ? find_held_lock+0x36/0x1c0 [ 1424.667802] ? __mutex_unlock_slowpath+0x197/0x8c0 [ 1424.672724] ? dlci_ioctl_set+0x40/0x40 [ 1424.676697] do_vfs_ioctl+0x1de/0x1720 [ 1424.680572] ? __lock_is_held+0xb5/0x140 [ 1424.684646] ? ioctl_preallocate+0x300/0x300 [ 1424.689062] ? __fget_light+0x2e9/0x430 [ 1424.693037] ? fget_raw+0x20/0x20 [ 1424.696477] ? __sb_end_write+0xd9/0x110 [ 1424.700544] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 1424.706076] ? fput+0x130/0x1a0 [ 1424.709343] ? do_syscall_64+0x9a/0x820 [ 1424.713303] ? do_syscall_64+0x9a/0x820 [ 1424.717261] ? lockdep_hardirqs_on+0x421/0x5c0 [ 1424.721829] ? security_file_ioctl+0x94/0xc0 [ 1424.726225] ksys_ioctl+0xa9/0xd0 [ 1424.729666] __x64_sys_ioctl+0x73/0xb0 [ 1424.733554] do_syscall_64+0x1b9/0x820 [ 1424.737444] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 1424.742796] ? syscall_return_slowpath+0x5e0/0x5e0 [ 1424.747713] ? trace_hardirqs_off+0x300/0x300 [ 1424.752196] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 1424.757214] ? recalc_sigpending_tsk+0x180/0x180 [ 1424.761971] ? kasan_check_write+0x14/0x20 [ 1424.766220] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 1424.771073] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 1424.776275] RIP: 0033:0x457099 [ 1424.779465] Code: fd b4 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b4 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 1424.798349] RSP: 002b:00007f692aa02c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 1424.806052] RAX: ffffffffffffffda RBX: 00007f692aa036d4 RCX: 0000000000457099 [ 1424.813336] RDX: 0000000020000000 RSI: 00000000000089a0 RDI: 0000000000000003 [ 1424.820613] RBP: 00000000009300a0 R08: 0000000000000000 R09: 0000000000000000 [ 1424.827882] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000005 [ 1424.835153] R13: 00000000004cfe50 R14: 00000000004bec60 R15: 0000000000000039 15:02:16 executing program 0: bpf$MAP_CREATE(0x0, &(0x7f0000000200)={0xf}, 0x2c) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f0000000300)={0xffffffffffffffff, &(0x7f0000000140), &(0x7f0000000200)}, 0x20) socketpair(0x1, 0x1, 0x0, &(0x7f0000000100)={0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_SET_FILTER(r0, 0x2, &(0x7f0000000300)='0\x00') 15:02:16 executing program 4 (fault-call:1 fault-nth:58): socketpair(0x1, 0x80002, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_SET_FILTER(r0, 0x89a0, &(0x7f0000000000)='%d') 15:02:17 executing program 5: r0 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(r0) socket$kcm(0xa, 0x5, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) perf_event_open(&(0x7f000025c000)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(0xffffffffffffffff) socket$kcm(0x29, 0x0, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(0xffffffffffffffff, 0x2400, 0x0) bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x0, 0x10bd}, 0x2c) bpf$PROG_LOAD(0x5, &(0x7f00000ba000)={0xd, 0x5, &(0x7f0000346fc8)=@framed={{}, [@alu={0x8000000201a7f19, 0x0, 0x201a7fa6, 0x48, 0x1}], {0x95, 0x90}}, &(0x7f0000000000)='GPL\x00', 0x0, 0xfb, &(0x7f00001a7f05)=""/251}, 0x14) 15:02:17 executing program 7: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000340)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) bpf$MAP_CREATE(0x0, &(0x7f0000000080)={0x0, 0x800000000004, 0x4, 0x9, 0x0, 0xffffffffffffffff, 0x0, [0x5f]}, 0x2c) perf_event_open(&(0x7f0000000180)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x1a7b, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(r1) socket$kcm(0x2, 0x3, 0x2) ioctl$PERF_EVENT_IOC_SET_FILTER(r1, 0x8914, &(0x7f0000000380)="6e7230010060a19ef9d2c673d9a1571cb9e1369bcd61ef7e49793ae18712eceb1daa769497800b7fbbd35b170c10751d39aeb660d863e49b8c4f3b3cad48902b5b2d6cfd0abd37c063bcf5d70df3fd4d2e8d443c88c60fd7140fbc0e5637dd82fc3435bed4de5d693c9a781c863e05d8a6f8689a5be29216061f3ff53f8b6b396678e7ba155ef9152d7e43b1eccb2331eb8eb1ed5586dcf8b3b0b999361a44ff2c22c2abbef42dd24eabe6723346a6e46c0499a21442d8d00dcb57f013ff7595edd0ff076930de3675d34117a44eb0e4f832936da44e") r2 = openat$tun(0xffffffffffffff9c, &(0x7f0000000140)='/dev/net/tun\x00', 0x0, 0x0) ioctl$TUNSETIFF(r2, 0x400454ca, &(0x7f0000000040)={"6e72300100", 0x801}) ioctl$TUNSETLINK(r2, 0x400454cd, 0x308) perf_event_open(&(0x7f000025c000)={0x0, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000001, 0x0, 0x2161f870, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) sendmsg(0xffffffffffffffff, &(0x7f0000000440)={&(0x7f0000000200)=@ax25={0x3, {"b8738e610d62ed"}}, 0x80, &(0x7f0000000040), 0x0, 0x0, 0x0, 0x4}, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(0xffffffffffffffff, 0x2400, 0x0) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f00000002c0)={0xffffffffffffffff, &(0x7f0000000300), &(0x7f0000000280)}, 0x20) openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000000)='rdma.current\x00', 0x0, 0x0) 15:02:17 executing program 6: perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e6}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) bpf$MAP_DELETE_ELEM(0x3, &(0x7f0000000300)={0xffffffffffffffff, &(0x7f0000000240)}, 0x10) openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000180)="2f67726f75702e73746174003c23fb572a1f0294e6f378b41ad54b4d9d9a1f63f8785ad188a7e1c88875e05b18a4cb3a9cd12dcea440d899c22c652b3a471b4a7fa2f3fdf6e034d804e5f0df4b1dee483b157624c59c0100e89e6a357c000000", 0x2761, 0x0) [ 1425.174671] FAULT_INJECTION: forcing a failure. [ 1425.174671] name failslab, interval 1, probability 0, space 0, times 0 [ 1425.214525] CPU: 0 PID: 13787 Comm: syz-executor4 Not tainted 4.19.0-rc2+ #50 15:02:17 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) sendmsg(r0, &(0x7f0000000580)={0x0, 0x0, &(0x7f00000001c0)=[{&(0x7f0000000380)="b5", 0x1}], 0x1, &(0x7f0000001740), 0x803e, 0x4}, 0x20000040) [ 1425.221827] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1425.231174] Call Trace: [ 1425.233753] dump_stack+0x1c4/0x2b4 [ 1425.237373] ? dump_stack_print_info.cold.2+0x52/0x52 [ 1425.242562] should_fail.cold.4+0xa/0x17 [ 1425.246621] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 1425.251720] ? lock_release+0x970/0x970 [ 1425.255682] ? arch_local_save_flags+0x40/0x40 [ 1425.260251] ? graph_lock+0x170/0x170 [ 1425.264040] ? graph_lock+0x170/0x170 [ 1425.267862] ? find_held_lock+0x36/0x1c0 [ 1425.271924] ? __lock_is_held+0xb5/0x140 [ 1425.275980] ? ___might_sleep+0x1ed/0x300 [ 1425.280117] ? arch_local_save_flags+0x40/0x40 [ 1425.284690] ? kernfs_activate+0x21a/0x2c0 [ 1425.288920] __should_failslab+0x124/0x180 [ 1425.293145] should_failslab+0x9/0x14 [ 1425.296933] kmem_cache_alloc+0x2be/0x730 [ 1425.301066] ? lock_downgrade+0x900/0x900 [ 1425.305209] ? do_raw_spin_lock+0xc1/0x200 [ 1425.309445] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 1425.314450] __kernfs_new_node+0x127/0x8d0 [ 1425.318703] ? kernfs_dop_revalidate+0x3c0/0x3c0 [ 1425.323474] ? graph_lock+0x170/0x170 [ 1425.327264] ? __lock_is_held+0xb5/0x140 [ 1425.331325] ? wait_for_completion+0x8a0/0x8a0 [ 1425.335918] ? mutex_unlock+0xd/0x10 [ 1425.339625] ? kernfs_activate+0x21a/0x2c0 [ 1425.343854] ? kernfs_walk_and_get_ns+0x340/0x340 [ 1425.348684] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 1425.354204] ? kernfs_link_sibling+0x1d2/0x3b0 [ 1425.358775] kernfs_new_node+0x95/0x120 [ 1425.362740] __kernfs_create_file+0x5a/0x340 [ 1425.367244] sysfs_add_file_mode_ns+0x222/0x530 [ 1425.371920] internal_create_group+0x3df/0xd80 [ 1425.376668] ? remove_files.isra.1+0x190/0x190 [ 1425.381242] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 1425.386783] ? kernfs_create_link+0x1d4/0x250 [ 1425.391269] sysfs_create_groups+0x9b/0x141 [ 1425.395593] device_add+0x73d/0x17f0 [ 1425.399326] ? get_device_parent.isra.27+0x5a0/0x5a0 [ 1425.404430] ? dev_set_name+0xad/0xe0 [ 1425.408217] ? device_initialize+0x5f0/0x5f0 [ 1425.412641] ? rtnl_is_locked+0xb5/0xf0 [ 1425.416614] ? rtnl_trylock+0x20/0x20 [ 1425.420428] netdev_register_kobject+0x187/0x3f0 [ 1425.425184] register_netdevice+0x99a/0x10f0 [ 1425.429580] ? netdev_change_features+0x110/0x110 [ 1425.434424] register_netdev+0x30/0x50 [ 1425.438544] br_add_bridge+0x9b/0xf0 [ 1425.442249] br_ioctl_deviceless_stub+0x991/0xac0 [ 1425.447078] ? find_held_lock+0x36/0x1c0 [ 1425.451125] ? old_dev_ioctl.isra.2+0x20e0/0x20e0 [ 1425.455959] ? __fget+0x4aa/0x740 [ 1425.459398] ? lock_downgrade+0x900/0x900 [ 1425.463531] ? check_preemption_disabled+0x48/0x200 [ 1425.468542] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 1425.474325] ? kasan_check_read+0x11/0x20 [ 1425.478459] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 1425.483732] ? old_dev_ioctl.isra.2+0x20e0/0x20e0 [ 1425.488576] sock_ioctl+0x2d5/0x680 [ 1425.492190] ? dlci_ioctl_set+0x40/0x40 [ 1425.496150] ? ksys_dup3+0x680/0x680 [ 1425.499852] ? find_held_lock+0x36/0x1c0 [ 1425.503907] ? __mutex_unlock_slowpath+0x197/0x8c0 [ 1425.508827] ? dlci_ioctl_set+0x40/0x40 [ 1425.512800] do_vfs_ioctl+0x1de/0x1720 [ 1425.516705] ? __lock_is_held+0xb5/0x140 [ 1425.520757] ? ioctl_preallocate+0x300/0x300 [ 1425.525153] ? __fget_light+0x2e9/0x430 [ 1425.529114] ? fget_raw+0x20/0x20 [ 1425.532556] ? __sb_end_write+0xd9/0x110 [ 1425.536618] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 1425.542160] ? fput+0x130/0x1a0 [ 1425.545425] ? do_syscall_64+0x9a/0x820 [ 1425.549384] ? do_syscall_64+0x9a/0x820 [ 1425.553343] ? lockdep_hardirqs_on+0x421/0x5c0 [ 1425.557914] ? security_file_ioctl+0x94/0xc0 [ 1425.562311] ksys_ioctl+0xa9/0xd0 [ 1425.565753] __x64_sys_ioctl+0x73/0xb0 [ 1425.569639] do_syscall_64+0x1b9/0x820 [ 1425.573514] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 1425.578864] ? syscall_return_slowpath+0x5e0/0x5e0 [ 1425.583783] ? trace_hardirqs_off+0x300/0x300 [ 1425.588264] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 1425.593267] ? recalc_sigpending_tsk+0x180/0x180 [ 1425.598009] ? kasan_check_write+0x14/0x20 [ 1425.602233] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 1425.607068] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 1425.612251] RIP: 0033:0x457099 [ 1425.615443] Code: fd b4 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b4 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 1425.634327] RSP: 002b:00007f692aa02c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 1425.642021] RAX: ffffffffffffffda RBX: 00007f692aa036d4 RCX: 0000000000457099 [ 1425.649272] RDX: 0000000020000000 RSI: 00000000000089a0 RDI: 0000000000000003 [ 1425.656533] RBP: 00000000009300a0 R08: 0000000000000000 R09: 0000000000000000 [ 1425.663786] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000005 15:02:17 executing program 0: bpf$MAP_CREATE(0x0, &(0x7f0000000200)={0xf}, 0x2c) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f0000000300)={0xffffffffffffffff, &(0x7f0000000140), &(0x7f0000000200)}, 0x20) socketpair(0x1, 0x1, 0x0, &(0x7f0000000100)={0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_SET_FILTER(r0, 0x8947, &(0x7f0000000300)='0\x00') 15:02:17 executing program 3: r0 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(r0) socket$kcm(0xa, 0x5, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) socket$kcm(0x29, 0x0, 0x0) bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x0, 0x10bd}, 0x2c) bpf$PROG_LOAD(0x5, &(0x7f00000ba000)={0xd, 0x5, &(0x7f0000346fc8)=@framed={{0x18, 0x0, 0x0, 0x5}, [@alu={0x8000000201a7f19, 0x0, 0x201a7fa6, 0x48, 0x1, 0x88}]}, &(0x7f0000000000)='GPL\x00', 0x0, 0xfb, &(0x7f00001a7f05)=""/251}, 0x14) [ 1425.671040] R13: 00000000004cfe50 R14: 00000000004bec60 R15: 000000000000003a 15:02:17 executing program 2: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000340)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) r1 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(r1) socketpair$inet6_icmp_raw(0xa, 0x3, 0x3a, &(0x7f0000000040)) socket$kcm(0x2, 0x3, 0x2) socketpair$inet6_udp(0xa, 0x2, 0x0, &(0x7f0000000000)) ioctl$PERF_EVENT_IOC_SET_FILTER(r1, 0x8980, &(0x7f0000000380)="6e7230010060a19ef9d2c673d9a1571cb9e1369bcd61ef7e49793ae18712eceb1daa769497800b7fbbd35b170c10751d39aeb660d863e49b8c4f3b3cad48902b5b2d6cfd0abd372c63bcf5d70df3fd4d2e8d443c88c60fd7140fbc0e5637dd82fc3435bed4de5d693c9a781c863e05d8a6f8689a5be29216061f3ff53f8b6b396678e7ba155ef9152d7e43b1eccb2331eb8eb1ed5586dcf8b3b0b999361a44ff2c22c2abbef42dd24eabe6723346a6e46c0499a21442d8d00dcb57f013ff7595edd0ff076930de3675d34117a44eb0e4f832936da44e") 15:02:17 executing program 4 (fault-call:1 fault-nth:59): socketpair(0x1, 0x80002, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_SET_FILTER(r0, 0x89a0, &(0x7f0000000000)='%d') 15:02:18 executing program 5: r0 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(r0) socket$kcm(0xa, 0x5, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) perf_event_open(&(0x7f000025c000)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(0xffffffffffffffff) socket$kcm(0x29, 0x0, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(0xffffffffffffffff, 0x2400, 0x0) bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x0, 0x10bd}, 0x2c) bpf$PROG_LOAD(0x5, &(0x7f00000ba000)={0xd, 0x5, &(0x7f0000346fc8)=@framed={{}, [@alu={0x8000000201a7f19, 0x0, 0x201a7fa6, 0x48, 0x1}], {0x95, 0xffffffe4}}, &(0x7f0000000000)='GPL\x00', 0x0, 0xfb, &(0x7f00001a7f05)=""/251}, 0x14) [ 1426.007035] FAULT_INJECTION: forcing a failure. [ 1426.007035] name failslab, interval 1, probability 0, space 0, times 0 [ 1426.051342] CPU: 1 PID: 13821 Comm: syz-executor4 Not tainted 4.19.0-rc2+ #50 [ 1426.058660] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1426.068025] Call Trace: [ 1426.070637] dump_stack+0x1c4/0x2b4 [ 1426.074274] ? dump_stack_print_info.cold.2+0x52/0x52 [ 1426.079479] should_fail.cold.4+0xa/0x17 [ 1426.083557] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 1426.088667] ? lock_release+0x970/0x970 [ 1426.092661] ? arch_local_save_flags+0x40/0x40 [ 1426.097257] ? graph_lock+0x170/0x170 [ 1426.101075] ? graph_lock+0x170/0x170 [ 1426.104903] ? find_held_lock+0x36/0x1c0 [ 1426.108982] ? __lock_is_held+0xb5/0x140 [ 1426.113070] ? ___might_sleep+0x1ed/0x300 [ 1426.117246] ? arch_local_save_flags+0x40/0x40 [ 1426.121838] ? kernfs_activate+0x21a/0x2c0 [ 1426.121870] __should_failslab+0x124/0x180 [ 1426.121895] should_failslab+0x9/0x14 [ 1426.121912] kmem_cache_alloc+0x2be/0x730 [ 1426.121928] ? lock_downgrade+0x900/0x900 [ 1426.121944] ? do_raw_spin_lock+0xc1/0x200 [ 1426.121963] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 1426.121982] __kernfs_new_node+0x127/0x8d0 [ 1426.122002] ? kernfs_dop_revalidate+0x3c0/0x3c0 [ 1426.134249] ? graph_lock+0x170/0x170 [ 1426.134278] ? __lock_is_held+0xb5/0x140 [ 1426.134296] ? wait_for_completion+0x8a0/0x8a0 [ 1426.134328] ? mutex_unlock+0xd/0x10 [ 1426.134342] ? kernfs_activate+0x21a/0x2c0 [ 1426.134361] ? kernfs_walk_and_get_ns+0x340/0x340 [ 1426.134380] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 1426.134395] ? kernfs_link_sibling+0x1d2/0x3b0 [ 1426.134418] kernfs_new_node+0x95/0x120 [ 1426.200169] __kernfs_create_file+0x5a/0x340 [ 1426.204591] sysfs_add_file_mode_ns+0x222/0x530 [ 1426.209284] internal_create_group+0x3df/0xd80 [ 1426.213895] ? remove_files.isra.1+0x190/0x190 [ 1426.218498] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 1426.224046] ? kernfs_create_link+0x1d4/0x250 [ 1426.228565] sysfs_create_groups+0x9b/0x141 [ 1426.232904] device_add+0x73d/0x17f0 [ 1426.236652] ? get_device_parent.isra.27+0x5a0/0x5a0 [ 1426.241756] ? dev_set_name+0xad/0xe0 [ 1426.245561] ? device_initialize+0x5f0/0x5f0 [ 1426.249992] ? rtnl_is_locked+0xb5/0xf0 [ 1426.253983] ? rtnl_trylock+0x20/0x20 [ 1426.257812] netdev_register_kobject+0x187/0x3f0 [ 1426.262582] register_netdevice+0x99a/0x10f0 [ 1426.267026] ? netdev_change_features+0x110/0x110 [ 1426.271901] register_netdev+0x30/0x50 [ 1426.275796] br_add_bridge+0x9b/0xf0 [ 1426.279511] br_ioctl_deviceless_stub+0x991/0xac0 [ 1426.284374] ? find_held_lock+0x36/0x1c0 [ 1426.288449] ? old_dev_ioctl.isra.2+0x20e0/0x20e0 [ 1426.293310] ? __fget+0x4aa/0x740 [ 1426.296780] ? lock_downgrade+0x900/0x900 [ 1426.300934] ? check_preemption_disabled+0x48/0x200 [ 1426.305956] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 1426.311757] ? kasan_check_read+0x11/0x20 [ 1426.315917] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 1426.321210] ? old_dev_ioctl.isra.2+0x20e0/0x20e0 [ 1426.326045] sock_ioctl+0x2d5/0x680 [ 1426.329675] ? dlci_ioctl_set+0x40/0x40 [ 1426.333663] ? ksys_dup3+0x680/0x680 [ 1426.337395] ? find_held_lock+0x36/0x1c0 [ 1426.341480] ? __mutex_unlock_slowpath+0x197/0x8c0 [ 1426.346412] ? dlci_ioctl_set+0x40/0x40 [ 1426.350393] do_vfs_ioctl+0x1de/0x1720 [ 1426.354293] ? __lock_is_held+0xb5/0x140 [ 1426.358377] ? ioctl_preallocate+0x300/0x300 [ 1426.362787] ? __fget_light+0x2e9/0x430 [ 1426.366776] ? fget_raw+0x20/0x20 [ 1426.370230] ? __sb_end_write+0xd9/0x110 [ 1426.374313] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 1426.379857] ? fput+0x130/0x1a0 [ 1426.383157] ? do_syscall_64+0x9a/0x820 [ 1426.387155] ? do_syscall_64+0x9a/0x820 [ 1426.391140] ? lockdep_hardirqs_on+0x421/0x5c0 [ 1426.395713] ? security_file_ioctl+0x94/0xc0 [ 1426.400112] ksys_ioctl+0xa9/0xd0 [ 1426.403572] __x64_sys_ioctl+0x73/0xb0 [ 1426.407452] do_syscall_64+0x1b9/0x820 [ 1426.411337] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 1426.416712] ? syscall_return_slowpath+0x5e0/0x5e0 [ 1426.421659] ? trace_hardirqs_off+0x300/0x300 [ 1426.426179] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 1426.431200] ? recalc_sigpending_tsk+0x180/0x180 [ 1426.435960] ? kasan_check_write+0x14/0x20 [ 1426.440208] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 1426.445495] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 1426.450683] RIP: 0033:0x457099 [ 1426.453888] Code: fd b4 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b4 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 1426.472797] RSP: 002b:00007f692aa02c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 1426.480510] RAX: ffffffffffffffda RBX: 00007f692aa036d4 RCX: 0000000000457099 [ 1426.487774] RDX: 0000000020000000 RSI: 00000000000089a0 RDI: 0000000000000003 [ 1426.495042] RBP: 00000000009300a0 R08: 0000000000000000 R09: 0000000000000000 15:02:18 executing program 0: bpf$MAP_CREATE(0x0, &(0x7f0000000200)={0xf}, 0x2c) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f0000000300)={0xffffffffffffffff, &(0x7f0000000140), &(0x7f0000000200)}, 0x20) socketpair(0x1, 0x1, 0x0, &(0x7f0000000100)={0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_SET_FILTER(r0, 0x8949, &(0x7f0000000300)='0\x00') 15:02:18 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) sendmsg(r0, &(0x7f0000000580)={0x0, 0x0, &(0x7f00000001c0)=[{&(0x7f0000000380)="b5", 0x1}], 0x1, &(0x7f0000001740), 0x34000, 0x4}, 0x20000040) [ 1426.502302] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000005 [ 1426.509576] R13: 00000000004cfe50 R14: 00000000004bec60 R15: 000000000000003b 15:02:18 executing program 2: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000340)) socketpair(0x0, 0x80b, 0x1fe00000000, &(0x7f0000000000)) openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000040)='cpuset.effective_cpus\x00', 0x0, 0x0) r0 = bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f0000000180)={&(0x7f0000000080)="6e7230010060a19ef9d2c673d9a1571cb9e1369bcd61ef7e49793ae18712eceb1daa769497800b7fbbd35b170c10751d39aeb660d863e49b8c4f3b3cad48902b5b2d6cfd0abd372c63bcf5d70df3fd4d2e8d443c88c60fd7140fbc0e5637dd82fc3435bed4de5d693c9a781c863e05d8a6f8689a5be29216061f3ff53f8b6b396678e7ba155ef9152d7e43b1eccb2331eb8eb1ed5586dcf8b3b0b999361a44ff2c22c2abbef42dd24eabe6723346a6e46c0499a21442d8d00dcb57f013ff7595edd0ff076930de3675d34117a44eb0e4f832936da44e", 0xffffffffffffff9c}, 0x10) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x9) r1 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(r1) socket$kcm(0x2, 0x3, 0x2) ioctl$PERF_EVENT_IOC_SET_FILTER(r1, 0x8980, &(0x7f0000000380)="6e7230010060a19ef9d2c673d9a1571cb9e1369bcd61ef7e49793ae18712eceb1daa769497800b7fbbd35b170c10751d39aeb660d863e49b8c4f3b3cad48902b5b2d6cfd0abd372c63bcf5d70df3fd4d2e8d443c88c60fd7140fbc0e5637dd82fc3435bed4de5d693c9a781c863e05d8a6f8689a5be29216061f3ff53f8b6b396678e7ba155ef9152d7e43b1eccb2331eb8eb1ed5586dcf8b3b0b999361a44ff2c22c2abbef42dd24eabe6723346a6e46c0499a21442d8d00dcb57f013ff7595edd0ff076930de3675d34117a44eb0e4f832936da44e") 15:02:18 executing program 6: perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e6}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) bpf$MAP_DELETE_ELEM(0x3, &(0x7f0000000300)={0xffffffffffffffff, &(0x7f0000000240)}, 0x10) openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000180)="2f67726f75702e73746174003c23fb572a1f0294e6f378b41ad54b4d9d9a1f63f8785ad188a7e1c88875e05b18a4cb3a9cd12dcea440d899c22c652b3a471b4a7fa2f3fdf6e034d804e5f0df4b1dee483b157624c59c0100e89e6a357c00000d", 0x2761, 0x0) 15:02:18 executing program 0: bpf$MAP_CREATE(0x0, &(0x7f0000000200)={0xf}, 0x2c) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f0000000300)={0xffffffffffffffff, &(0x7f0000000140), &(0x7f0000000200)}, 0x20) socketpair(0x1, 0x1, 0x0, &(0x7f0000000100)={0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_SET_FILTER(r0, 0x8948, &(0x7f0000000300)='0\x00') 15:02:18 executing program 4 (fault-call:1 fault-nth:60): socketpair(0x1, 0x80002, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_SET_FILTER(r0, 0x89a0, &(0x7f0000000000)='%d') 15:02:18 executing program 3: r0 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(r0) socket$kcm(0xa, 0x5, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) socket$kcm(0x29, 0x0, 0x0) bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x0, 0x10bd}, 0x2c) bpf$PROG_LOAD(0x5, &(0x7f00000ba000)={0xd, 0x5, &(0x7f0000346fc8)=@framed={{0x18, 0x0, 0x0, 0x5000000}, [@alu={0x8000000201a7f19, 0x0, 0x201a7fa6, 0x48, 0x1, 0x88}]}, &(0x7f0000000000)='GPL\x00', 0x0, 0xfb, &(0x7f00001a7f05)=""/251}, 0x14) 15:02:18 executing program 5: r0 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(r0) socket$kcm(0xa, 0x5, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) perf_event_open(&(0x7f000025c000)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(0xffffffffffffffff) socket$kcm(0x29, 0x0, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(0xffffffffffffffff, 0x2400, 0x0) bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x0, 0x10bd}, 0x2c) bpf$PROG_LOAD(0x5, &(0x7f00000ba000)={0xd, 0x5, &(0x7f0000346fc8)=@framed={{}, [@alu={0x8000000201a7f19, 0x0, 0x201a7fa6, 0x48, 0x1}], {0x95, 0x200000000000000}}, &(0x7f0000000000)='GPL\x00', 0x0, 0xfb, &(0x7f00001a7f05)=""/251}, 0x14) 15:02:18 executing program 7: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000340)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) bpf$MAP_CREATE(0x0, &(0x7f0000000080)={0x0, 0x800000000004, 0x4, 0x9, 0x0, 0xffffffffffffffff, 0x0, [0x5f]}, 0x2c) perf_event_open(&(0x7f0000000180)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x1a7b, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(r1) socket$kcm(0x2, 0x3, 0x2) ioctl$PERF_EVENT_IOC_SET_FILTER(r1, 0x8914, &(0x7f0000000380)="6e7230010060a19ef9d2c673d9a1571cb9e1369bcd61ef7e49793ae18712eceb1daa769497800b7fbbd35b170c10751d39aeb660d863e49b8c4f3b3cad48902b5b2d6cfd0abd373463bcf5d70df3fd4d2e8d443c88c60fd7140fbc0e5637dd82fc3435bed4de5d693c9a781c863e05d8a6f8689a5be29216061f3ff53f8b6b396678e7ba155ef9152d7e43b1eccb2331eb8eb1ed5586dcf8b3b0b999361a44ff2c22c2abbef42dd24eabe6723346a6e46c0499a21442d8d00dcb57f013ff7595edd0ff076930de3675d34117a44eb0e4f832936da44e") r2 = openat$tun(0xffffffffffffff9c, &(0x7f0000000140)='/dev/net/tun\x00', 0x0, 0x0) ioctl$TUNSETIFF(r2, 0x400454ca, &(0x7f0000000040)={"6e72300100", 0x801}) ioctl$TUNSETLINK(r2, 0x400454cd, 0x308) perf_event_open(&(0x7f000025c000)={0x0, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000001, 0x0, 0x2161f870, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) sendmsg(0xffffffffffffffff, &(0x7f0000000440)={&(0x7f0000000200)=@ax25={0x3, {"b8738e610d62ed"}}, 0x80, &(0x7f0000000040), 0x0, 0x0, 0x0, 0x4}, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(0xffffffffffffffff, 0x2400, 0x0) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f00000002c0)={0xffffffffffffffff, &(0x7f0000000300), &(0x7f0000000280)}, 0x20) openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000000)='rdma.current\x00', 0x0, 0x0) 15:02:18 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) sendmsg(r0, &(0x7f0000000580)={0x0, 0x0, &(0x7f00000001c0)=[{&(0x7f0000000380)="b5", 0x1}], 0x1, &(0x7f0000001740), 0x3e80, 0x4}, 0x20000040) [ 1426.853211] FAULT_INJECTION: forcing a failure. [ 1426.853211] name failslab, interval 1, probability 0, space 0, times 0 [ 1426.911583] CPU: 1 PID: 13865 Comm: syz-executor4 Not tainted 4.19.0-rc2+ #50 [ 1426.918912] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1426.928274] Call Trace: [ 1426.930884] dump_stack+0x1c4/0x2b4 [ 1426.934540] ? dump_stack_print_info.cold.2+0x52/0x52 [ 1426.939772] should_fail.cold.4+0xa/0x17 [ 1426.943861] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 1426.948971] ? lock_release+0x970/0x970 [ 1426.952951] ? arch_local_save_flags+0x40/0x40 [ 1426.957552] ? graph_lock+0x170/0x170 [ 1426.961374] ? graph_lock+0x170/0x170 [ 1426.965187] ? find_held_lock+0x36/0x1c0 [ 1426.969261] ? __lock_is_held+0xb5/0x140 [ 1426.973351] ? ___might_sleep+0x1ed/0x300 [ 1426.977517] ? arch_local_save_flags+0x40/0x40 [ 1426.977534] ? kernfs_activate+0x21a/0x2c0 [ 1426.977566] __should_failslab+0x124/0x180 [ 1426.977588] should_failslab+0x9/0x14 [ 1426.977617] kmem_cache_alloc+0x2be/0x730 [ 1426.977638] ? lock_downgrade+0x900/0x900 [ 1426.986448] ? do_raw_spin_lock+0xc1/0x200 [ 1426.986469] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 1426.986491] __kernfs_new_node+0x127/0x8d0 [ 1426.986515] ? kernfs_dop_revalidate+0x3c0/0x3c0 [ 1426.986533] ? graph_lock+0x170/0x170 [ 1426.986564] ? __lock_is_held+0xb5/0x140 [ 1426.986581] ? wait_for_completion+0x8a0/0x8a0 [ 1426.986628] ? mutex_unlock+0xd/0x10 [ 1426.986644] ? kernfs_activate+0x21a/0x2c0 [ 1426.986664] ? kernfs_walk_and_get_ns+0x340/0x340 [ 1426.986684] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 1426.986702] ? kernfs_link_sibling+0x1d2/0x3b0 [ 1427.056464] kernfs_new_node+0x95/0x120 [ 1427.060453] __kernfs_create_file+0x5a/0x340 [ 1427.064872] sysfs_add_file_mode_ns+0x222/0x530 [ 1427.069559] internal_create_group+0x3df/0xd80 [ 1427.074165] ? remove_files.isra.1+0x190/0x190 [ 1427.078762] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 1427.084302] ? kernfs_create_link+0x1d4/0x250 [ 1427.088812] sysfs_create_groups+0x9b/0x141 [ 1427.093148] device_add+0x73d/0x17f0 [ 1427.096874] ? get_device_parent.isra.27+0x5a0/0x5a0 [ 1427.101978] ? dev_set_name+0xad/0xe0 [ 1427.105783] ? device_initialize+0x5f0/0x5f0 [ 1427.110203] ? rtnl_is_locked+0xb5/0xf0 [ 1427.114189] ? rtnl_trylock+0x20/0x20 [ 1427.118004] netdev_register_kobject+0x187/0x3f0 [ 1427.122766] register_netdevice+0x99a/0x10f0 [ 1427.127183] ? netdev_change_features+0x110/0x110 [ 1427.132048] register_netdev+0x30/0x50 [ 1427.135944] br_add_bridge+0x9b/0xf0 [ 1427.139663] br_ioctl_deviceless_stub+0x991/0xac0 [ 1427.144513] ? find_held_lock+0x36/0x1c0 [ 1427.148577] ? old_dev_ioctl.isra.2+0x20e0/0x20e0 [ 1427.153431] ? __fget+0x4aa/0x740 [ 1427.156886] ? lock_downgrade+0x900/0x900 [ 1427.161037] ? check_preemption_disabled+0x48/0x200 [ 1427.166062] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 1427.171865] ? kasan_check_read+0x11/0x20 [ 1427.176015] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 1427.181314] ? old_dev_ioctl.isra.2+0x20e0/0x20e0 [ 1427.186165] sock_ioctl+0x2d5/0x680 [ 1427.189794] ? dlci_ioctl_set+0x40/0x40 [ 1427.193773] ? ksys_dup3+0x680/0x680 [ 1427.197492] ? find_held_lock+0x36/0x1c0 [ 1427.201564] ? __mutex_unlock_slowpath+0x197/0x8c0 [ 1427.206499] ? dlci_ioctl_set+0x40/0x40 [ 1427.210479] do_vfs_ioctl+0x1de/0x1720 [ 1427.214458] ? __lock_is_held+0xb5/0x140 [ 1427.218529] ? ioctl_preallocate+0x300/0x300 [ 1427.222941] ? __fget_light+0x2e9/0x430 [ 1427.226919] ? fget_raw+0x20/0x20 [ 1427.230377] ? __sb_end_write+0xd9/0x110 [ 1427.234449] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 1427.239983] ? fput+0x130/0x1a0 [ 1427.243269] ? do_syscall_64+0x9a/0x820 [ 1427.247250] ? do_syscall_64+0x9a/0x820 [ 1427.251230] ? lockdep_hardirqs_on+0x421/0x5c0 [ 1427.255820] ? security_file_ioctl+0x94/0xc0 [ 1427.260239] ksys_ioctl+0xa9/0xd0 [ 1427.263700] __x64_sys_ioctl+0x73/0xb0 [ 1427.267595] do_syscall_64+0x1b9/0x820 [ 1427.271496] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 1427.276865] ? syscall_return_slowpath+0x5e0/0x5e0 [ 1427.281799] ? trace_hardirqs_off+0x300/0x300 [ 1427.286297] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 1427.291316] ? recalc_sigpending_tsk+0x180/0x180 [ 1427.296078] ? kasan_check_write+0x14/0x20 [ 1427.300324] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 1427.305370] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 1427.310564] RIP: 0033:0x457099 [ 1427.313760] Code: fd b4 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b4 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 1427.332671] RSP: 002b:00007f692aa02c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 1427.340387] RAX: ffffffffffffffda RBX: 00007f692aa036d4 RCX: 0000000000457099 [ 1427.347656] RDX: 0000000020000000 RSI: 00000000000089a0 RDI: 0000000000000003 [ 1427.354926] RBP: 00000000009300a0 R08: 0000000000000000 R09: 0000000000000000 [ 1427.362197] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000005 [ 1427.369469] R13: 00000000004cfe50 R14: 00000000004bec60 R15: 000000000000003c 15:02:19 executing program 0: bpf$MAP_CREATE(0x0, &(0x7f0000000200)={0xf}, 0x2c) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f0000000300)={0xffffffffffffffff, &(0x7f0000000140), &(0x7f0000000200)}, 0x20) socketpair(0x1, 0x1, 0x0, &(0x7f0000000100)={0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_SET_FILTER(r0, 0x8943, &(0x7f0000000300)='0\x00') 15:02:19 executing program 7: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000340)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) bpf$MAP_CREATE(0x0, &(0x7f0000000080)={0x0, 0x800000000004, 0x4, 0x9, 0x0, 0xffffffffffffffff, 0x0, [0x5f]}, 0x2c) perf_event_open(&(0x7f0000000180)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x1a7b, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(r1) socket$kcm(0x2, 0x3, 0x2) ioctl$PERF_EVENT_IOC_SET_FILTER(r1, 0x8914, &(0x7f0000000380)="6e7230010060a19ef9d2c673d9a1571cb9e1369bcd61ef7e49793ae18712eceb1daa769497800b7fbbd35b170c10751d39aeb660d863e49b8c4f3b3cad48902b5b2d6cfd0abd372c0abcf5d70df3fd4d2e8d443c88c60fd7140fbc0e5637dd82fc3435bed4de5d693c9a781c863e05d8a6f8689a5be29216061f3ff53f8b6b396678e7ba155ef9152d7e43b1eccb2331eb8eb1ed5586dcf8b3b0b999361a44ff2c22c2abbef42dd24eabe6723346a6e46c0499a21442d8d00dcb57f013ff7595edd0ff076930de3675d34117a44eb0e4f832936da44e") r2 = openat$tun(0xffffffffffffff9c, &(0x7f0000000140)='/dev/net/tun\x00', 0x0, 0x0) ioctl$TUNSETIFF(r2, 0x400454ca, &(0x7f0000000040)={"6e72300100", 0x801}) ioctl$TUNSETLINK(r2, 0x400454cd, 0x308) perf_event_open(&(0x7f000025c000)={0x0, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000001, 0x0, 0x2161f870, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) sendmsg(0xffffffffffffffff, &(0x7f0000000440)={&(0x7f0000000200)=@ax25={0x3, {"b8738e610d62ed"}}, 0x80, &(0x7f0000000040), 0x0, 0x0, 0x0, 0x4}, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(0xffffffffffffffff, 0x2400, 0x0) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f00000002c0)={0xffffffffffffffff, &(0x7f0000000300), &(0x7f0000000280)}, 0x20) openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000000)='rdma.current\x00', 0x0, 0x0) 15:02:19 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) sendmsg(r0, &(0x7f0000000580)={0x0, 0x0, &(0x7f00000001c0)=[{&(0x7f0000000380)="b5", 0x1}], 0x1, &(0x7f0000001740), 0xffffffffa0010000, 0x4}, 0x20000040) 15:02:19 executing program 5: r0 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(r0) socket$kcm(0xa, 0x5, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) perf_event_open(&(0x7f000025c000)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(0xffffffffffffffff) socket$kcm(0x29, 0x0, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(0xffffffffffffffff, 0x2400, 0x0) bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x0, 0x10bd}, 0x2c) bpf$PROG_LOAD(0x5, &(0x7f00000ba000)={0xd, 0x5, &(0x7f0000346fc8)=@framed={{}, [@alu={0x8000000201a7f19, 0x0, 0x201a7fa6, 0x48, 0x1}], {0x95, 0x1000000}}, &(0x7f0000000000)='GPL\x00', 0x0, 0xfb, &(0x7f00001a7f05)=""/251}, 0x14) 15:02:19 executing program 6: perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e6}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) bpf$MAP_DELETE_ELEM(0x3, &(0x7f0000000300)={0xffffffffffffffff, &(0x7f0000000240)}, 0x10) openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000180)="2f67726f75702e73746174003c23fb572a1f0294e6f378b41ad54b4d9d9a1f63f8785ad188a7e1c88875e05b18a4cb3a9cd12dcea440d899c22c652b3a471b4a7fa2f3fdf6e034d804e5f0df4b1dee483b157624c59c0100e89e6a357c00ffff", 0x2761, 0x0) 15:02:19 executing program 4 (fault-call:1 fault-nth:61): socketpair(0x1, 0x80002, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_SET_FILTER(r0, 0x89a0, &(0x7f0000000000)='%d') 15:02:19 executing program 3: r0 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(r0) socket$kcm(0xa, 0x5, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) socket$kcm(0x29, 0x0, 0x0) bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x0, 0x10bd}, 0x2c) bpf$PROG_LOAD(0x5, &(0x7f00000ba000)={0xd, 0x5, &(0x7f0000346fc8)=@framed={{0x18, 0x0, 0x0, 0x19b82b}, [@alu={0x8000000201a7f19, 0x0, 0x201a7fa6, 0x48, 0x1, 0x88}]}, &(0x7f0000000000)='GPL\x00', 0x0, 0xfb, &(0x7f00001a7f05)=""/251}, 0x14) 15:02:19 executing program 2: r0 = perf_event_open(&(0x7f0000000080)={0x1, 0x70, 0x3, 0xb283, 0xaca, 0x8, 0x0, 0x3, 0x10400, 0x1, 0x7, 0x9d, 0x5, 0x10001, 0x2578, 0x9, 0x3, 0xbcc1, 0x1a3a, 0x9a, 0xffffffff, 0x800, 0x800, 0x0, 0x5, 0x1, 0xff, 0x9, 0x6, 0x80, 0x4, 0x1, 0x2, 0x3, 0x0, 0x0, 0xa6, 0x6, 0x0, 0xe6, 0x2, @perf_bp={&(0x7f0000000040), 0x3}, 0x2082, 0x8, 0xc4, 0x6, 0x46b, 0x8000, 0x1000}, 0xffffffffffffffff, 0x9, 0xffffffffffffffff, 0x9e7cd2ba1bf69717) r1 = perf_event_open(&(0x7f0000000180)={0x7, 0x70, 0x30000000000, 0xfffffffeffffffff, 0x4, 0xb66, 0x0, 0x6, 0x100, 0x0, 0x5, 0x770a, 0x8, 0x0, 0x6, 0x400, 0x2492, 0x10000, 0x6, 0x9, 0x0, 0x6, 0xc9a, 0xc4b, 0x5a, 0x5, 0xe80, 0x6, 0x100000001, 0x20, 0x0, 0x85, 0x8000, 0x1, 0x400, 0x81, 0xffffffffffffff63, 0x8ae00000, 0x0, 0x101, 0x0, @perf_bp={&(0x7f0000000140)}, 0x251, 0x2, 0x84c, 0x4, 0x4, 0x40, 0x7}, 0x0, 0x8, 0xffffffffffffffff, 0x2) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000340)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(r3) socket$kcm(0x2, 0x3, 0x2) socketpair(0x3, 0x8000a, 0x5, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_SET_FILTER(r4, 0x8980, &(0x7f0000000100)='\x00') 15:02:19 executing program 0: bpf$MAP_CREATE(0x0, &(0x7f0000000200)={0xf}, 0x2c) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f0000000300)={0xffffffffffffffff, &(0x7f0000000140), &(0x7f0000000200)}, 0x20) socketpair(0x1, 0x1, 0x0, &(0x7f0000000100)={0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_SET_FILTER(r0, 0x8995, &(0x7f0000000300)='0\x00') 15:02:19 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) sendmsg(r0, &(0x7f0000000580)={0x0, 0x0, &(0x7f00000001c0)=[{&(0x7f0000000380)="b5", 0x1}], 0x1, &(0x7f0000001740), 0xa0010000, 0x4}, 0x20000040) [ 1427.719252] FAULT_INJECTION: forcing a failure. [ 1427.719252] name failslab, interval 1, probability 0, space 0, times 0 [ 1427.750214] CPU: 0 PID: 13913 Comm: syz-executor4 Not tainted 4.19.0-rc2+ #50 [ 1427.757524] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1427.766884] Call Trace: [ 1427.769492] dump_stack+0x1c4/0x2b4 [ 1427.773147] ? dump_stack_print_info.cold.2+0x52/0x52 [ 1427.778376] should_fail.cold.4+0xa/0x17 [ 1427.782453] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 1427.787564] ? lock_release+0x970/0x970 [ 1427.791544] ? arch_local_save_flags+0x40/0x40 [ 1427.796134] ? graph_lock+0x170/0x170 [ 1427.799943] ? graph_lock+0x170/0x170 [ 1427.803763] ? find_held_lock+0x36/0x1c0 [ 1427.807834] ? __lock_is_held+0xb5/0x140 [ 1427.811917] ? ___might_sleep+0x1ed/0x300 [ 1427.816074] ? arch_local_save_flags+0x40/0x40 [ 1427.820660] ? kernfs_activate+0x21a/0x2c0 [ 1427.824913] __should_failslab+0x124/0x180 [ 1427.829158] should_failslab+0x9/0x14 [ 1427.832965] kmem_cache_alloc+0x2be/0x730 [ 1427.837114] ? lock_downgrade+0x900/0x900 [ 1427.841269] ? do_raw_spin_lock+0xc1/0x200 [ 1427.845507] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 1427.850530] __kernfs_new_node+0x127/0x8d0 [ 1427.854776] ? kernfs_dop_revalidate+0x3c0/0x3c0 [ 1427.859533] ? graph_lock+0x170/0x170 [ 1427.863348] ? __lock_is_held+0xb5/0x140 [ 1427.867411] ? wait_for_completion+0x8a0/0x8a0 [ 1427.872017] ? mutex_unlock+0xd/0x10 [ 1427.875736] ? kernfs_activate+0x21a/0x2c0 [ 1427.879982] ? kernfs_walk_and_get_ns+0x340/0x340 [ 1427.884829] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 1427.890367] ? kernfs_link_sibling+0x1d2/0x3b0 [ 1427.894960] kernfs_new_node+0x95/0x120 [ 1427.898947] __kernfs_create_file+0x5a/0x340 [ 1427.903367] sysfs_add_file_mode_ns+0x222/0x530 [ 1427.908051] internal_create_group+0x3df/0xd80 [ 1427.912666] ? remove_files.isra.1+0x190/0x190 [ 1427.917257] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 1427.922795] ? kernfs_create_link+0x1d4/0x250 [ 1427.927305] sysfs_create_groups+0x9b/0x141 [ 1427.931645] device_add+0x73d/0x17f0 [ 1427.935372] ? get_device_parent.isra.27+0x5a0/0x5a0 [ 1427.940477] ? dev_set_name+0xad/0xe0 [ 1427.944282] ? device_initialize+0x5f0/0x5f0 [ 1427.948699] ? rtnl_is_locked+0xb5/0xf0 [ 1427.952677] ? rtnl_trylock+0x20/0x20 [ 1427.956494] netdev_register_kobject+0x187/0x3f0 [ 1427.961262] register_netdevice+0x99a/0x10f0 [ 1427.965682] ? netdev_change_features+0x110/0x110 [ 1427.970551] register_netdev+0x30/0x50 [ 1427.974444] br_add_bridge+0x9b/0xf0 [ 1427.978162] br_ioctl_deviceless_stub+0x991/0xac0 [ 1427.983016] ? find_held_lock+0x36/0x1c0 [ 1427.987091] ? old_dev_ioctl.isra.2+0x20e0/0x20e0 [ 1427.991947] ? __fget+0x4aa/0x740 [ 1427.995404] ? lock_downgrade+0x900/0x900 [ 1427.999556] ? check_preemption_disabled+0x48/0x200 [ 1428.004584] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 1428.010392] ? kasan_check_read+0x11/0x20 [ 1428.014543] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 1428.019844] ? old_dev_ioctl.isra.2+0x20e0/0x20e0 [ 1428.024690] sock_ioctl+0x2d5/0x680 [ 1428.028322] ? dlci_ioctl_set+0x40/0x40 [ 1428.032296] ? ksys_dup3+0x680/0x680 [ 1428.036011] ? find_held_lock+0x36/0x1c0 [ 1428.040088] ? __mutex_unlock_slowpath+0x197/0x8c0 [ 1428.045025] ? dlci_ioctl_set+0x40/0x40 [ 1428.049008] do_vfs_ioctl+0x1de/0x1720 [ 1428.052901] ? __lock_is_held+0xb5/0x140 [ 1428.056972] ? ioctl_preallocate+0x300/0x300 [ 1428.061383] ? __fget_light+0x2e9/0x430 [ 1428.065364] ? fget_raw+0x20/0x20 [ 1428.068826] ? __sb_end_write+0xd9/0x110 [ 1428.072899] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 1428.078435] ? fput+0x130/0x1a0 [ 1428.081720] ? do_syscall_64+0x9a/0x820 [ 1428.085698] ? do_syscall_64+0x9a/0x820 [ 1428.089677] ? lockdep_hardirqs_on+0x421/0x5c0 [ 1428.094270] ? security_file_ioctl+0x94/0xc0 [ 1428.098690] ksys_ioctl+0xa9/0xd0 [ 1428.102154] __x64_sys_ioctl+0x73/0xb0 [ 1428.106054] do_syscall_64+0x1b9/0x820 [ 1428.109945] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 1428.115312] ? syscall_return_slowpath+0x5e0/0x5e0 [ 1428.120249] ? trace_hardirqs_off+0x300/0x300 [ 1428.124751] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 1428.129773] ? recalc_sigpending_tsk+0x180/0x180 [ 1428.134531] ? kasan_check_write+0x14/0x20 [ 1428.138801] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 1428.143665] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 1428.148858] RIP: 0033:0x457099 [ 1428.152057] Code: fd b4 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b4 fb ff c3 66 2e 0f 1f 84 00 00 00 00 15:02:20 executing program 7: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000340)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) bpf$MAP_CREATE(0x0, &(0x7f0000000080)={0x0, 0x800000000004, 0x4, 0x9, 0x0, 0xffffffffffffffff, 0x0, [0x5f]}, 0x2c) perf_event_open(&(0x7f0000000180)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x1a7b, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(r1) socket$kcm(0x2, 0x3, 0x2) ioctl$PERF_EVENT_IOC_SET_FILTER(r1, 0x8914, &(0x7f0000000380)="6e7230010060a19ef9d2c673d9a1571cb9e1369bcd61ef7e49793ae18712eceb1daa769497800b7fbbd35b170c10751d39aeb660d863e49b8c4f3b3cad48902b5b2d6cfd0abd372c25bcf5d70df3fd4d2e8d443c88c60fd7140fbc0e5637dd82fc3435bed4de5d693c9a781c863e05d8a6f8689a5be29216061f3ff53f8b6b396678e7ba155ef9152d7e43b1eccb2331eb8eb1ed5586dcf8b3b0b999361a44ff2c22c2abbef42dd24eabe6723346a6e46c0499a21442d8d00dcb57f013ff7595edd0ff076930de3675d34117a44eb0e4f832936da44e") r2 = openat$tun(0xffffffffffffff9c, &(0x7f0000000140)='/dev/net/tun\x00', 0x0, 0x0) ioctl$TUNSETIFF(r2, 0x400454ca, &(0x7f0000000040)={"6e72300100", 0x801}) ioctl$TUNSETLINK(r2, 0x400454cd, 0x308) perf_event_open(&(0x7f000025c000)={0x0, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000001, 0x0, 0x2161f870, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) sendmsg(0xffffffffffffffff, &(0x7f0000000440)={&(0x7f0000000200)=@ax25={0x3, {"b8738e610d62ed"}}, 0x80, &(0x7f0000000040), 0x0, 0x0, 0x0, 0x4}, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(0xffffffffffffffff, 0x2400, 0x0) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f00000002c0)={0xffffffffffffffff, &(0x7f0000000300), &(0x7f0000000280)}, 0x20) openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000000)='rdma.current\x00', 0x0, 0x0) [ 1428.170958] RSP: 002b:00007f692aa02c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 1428.178671] RAX: ffffffffffffffda RBX: 00007f692aa036d4 RCX: 0000000000457099 [ 1428.185942] RDX: 0000000020000000 RSI: 00000000000089a0 RDI: 0000000000000003 [ 1428.193211] RBP: 00000000009300a0 R08: 0000000000000000 R09: 0000000000000000 [ 1428.200477] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000005 [ 1428.207760] R13: 00000000004cfe50 R14: 00000000004bec60 R15: 000000000000003d 15:02:20 executing program 4 (fault-call:1 fault-nth:62): socketpair(0x1, 0x80002, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_SET_FILTER(r0, 0x89a0, &(0x7f0000000000)='%d') 15:02:20 executing program 5: r0 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(r0) socket$kcm(0xa, 0x5, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) perf_event_open(&(0x7f000025c000)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(0xffffffffffffffff) socket$kcm(0x29, 0x0, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(0xffffffffffffffff, 0x2400, 0x0) bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x0, 0x10bd}, 0x2c) bpf$PROG_LOAD(0x5, &(0x7f00000ba000)={0xd, 0x5, &(0x7f0000346fc8)=@framed={{}, [@alu={0x8000000201a7f19, 0x0, 0x201a7fa6, 0x48, 0x1}], {0x95, 0x1a0}}, &(0x7f0000000000)='GPL\x00', 0x0, 0xfb, &(0x7f00001a7f05)=""/251}, 0x14) 15:02:20 executing program 6: perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e6}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) bpf$MAP_DELETE_ELEM(0x3, &(0x7f0000000300)={0xffffffffffffffff, &(0x7f0000000240)}, 0x10) openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000180)="2f67726f75702e73746174003c23fb572a1f0294e6f378b41ad54b4d9d9a1f63f8785ad188a7e1c88875e05b18a4cb3a9cd12dcea440d899c22c652b3a471b4a7fa2f3fdf6e034d804e5f0df4b1dee483b157624c59c0100e89e6a357c000000", 0x2761, 0x0) 15:02:20 executing program 3: r0 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(r0) socket$kcm(0xa, 0x5, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) socket$kcm(0x29, 0x0, 0x0) bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x0, 0x10bd}, 0x2c) bpf$PROG_LOAD(0x5, &(0x7f00000ba000)={0xd, 0x5, &(0x7f0000346fc8)=@framed={{0x18, 0x0, 0x0, 0x75651b0000000000}, [@alu={0x8000000201a7f19, 0x0, 0x201a7fa6, 0x48, 0x1, 0x88}]}, &(0x7f0000000000)='GPL\x00', 0x0, 0xfb, &(0x7f00001a7f05)=""/251}, 0x14) 15:02:20 executing program 2: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000340)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) r1 = perf_event_open(&(0x7f000025c000)={0x2, 0x249, 0x9, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfffffffffffffffc, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(r1) socket$kcm(0x2, 0x0, 0x2) ioctl$PERF_EVENT_IOC_SET_FILTER(r1, 0x8980, &(0x7f0000000380)="6e7230010060a19ef9d2c673d9a1571cb9e1369bcd61ef7e49793ae18712eceb1daa769497800b7fbbd35b170c10751d39aeb660d863e49b8c4f3b3cad48902b5b2d6cfd0abd372c63bcf5d70df3fd4d2e8d443c88c60fd7140fbc0e5637dd82fc3435bed4de5d693c9a781c863e05d8a6f8689a5be29216061f3ff53f8b6b396678e7ba155ef9152d7e43b1eccb2331eb8eb1ed5586dcf8b3b0b999361a44ff2c22c2abbef42dd24eabe6723346a6e46c0499a21442d8d00dcb57f013ff7595edd0ff076930de3675d34117a44eb0e4f832936da44e") 15:02:20 executing program 0: bpf$MAP_CREATE(0x0, &(0x7f0000000200)={0xf}, 0x2c) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f0000000300)={0xffffffffffffffff, &(0x7f0000000140), &(0x7f0000000200)}, 0x20) socketpair(0x1, 0x1, 0x0, &(0x7f0000000100)={0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_SET_FILTER(r0, 0x8942, &(0x7f0000000300)='0\x00') 15:02:20 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) sendmsg(r0, &(0x7f0000000580)={0x0, 0x0, &(0x7f00000001c0)=[{&(0x7f0000000380)="b5", 0x1}], 0x1, &(0x7f0000001740), 0x803e0000, 0x4}, 0x20000040) [ 1428.589698] FAULT_INJECTION: forcing a failure. [ 1428.589698] name failslab, interval 1, probability 0, space 0, times 0 [ 1428.638290] CPU: 1 PID: 13942 Comm: syz-executor4 Not tainted 4.19.0-rc2+ #50 [ 1428.645636] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1428.655010] Call Trace: [ 1428.657630] dump_stack+0x1c4/0x2b4 [ 1428.661283] ? dump_stack_print_info.cold.2+0x52/0x52 [ 1428.666513] should_fail.cold.4+0xa/0x17 [ 1428.670598] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 1428.675729] ? lock_release+0x970/0x970 [ 1428.679703] ? arch_local_save_flags+0x40/0x40 [ 1428.684284] ? graph_lock+0x170/0x170 [ 1428.688083] ? graph_lock+0x170/0x170 [ 1428.691896] ? find_held_lock+0x36/0x1c0 [ 1428.695960] ? __lock_is_held+0xb5/0x140 [ 1428.700015] ? ___might_sleep+0x1ed/0x300 [ 1428.704155] ? arch_local_save_flags+0x40/0x40 [ 1428.708737] ? kernfs_activate+0x21a/0x2c0 [ 1428.712986] __should_failslab+0x124/0x180 [ 1428.717219] should_failslab+0x9/0x14 [ 1428.721031] kmem_cache_alloc+0x2be/0x730 [ 1428.725193] ? lock_downgrade+0x900/0x900 [ 1428.729335] ? do_raw_spin_lock+0xc1/0x200 [ 1428.733565] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 1428.738583] __kernfs_new_node+0x127/0x8d0 [ 1428.742819] ? kernfs_dop_revalidate+0x3c0/0x3c0 [ 1428.747571] ? graph_lock+0x170/0x170 [ 1428.751372] ? __lock_is_held+0xb5/0x140 [ 1428.755441] ? wait_for_completion+0x8a0/0x8a0 [ 1428.760029] ? mutex_unlock+0xd/0x10 [ 1428.763731] ? kernfs_activate+0x21a/0x2c0 [ 1428.767961] ? kernfs_walk_and_get_ns+0x340/0x340 [ 1428.772814] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 1428.778357] ? kernfs_link_sibling+0x1d2/0x3b0 [ 1428.782957] kernfs_new_node+0x95/0x120 [ 1428.786953] __kernfs_create_file+0x5a/0x340 [ 1428.791374] sysfs_add_file_mode_ns+0x222/0x530 [ 1428.796048] internal_create_group+0x3df/0xd80 [ 1428.800649] ? remove_files.isra.1+0x190/0x190 [ 1428.805246] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 1428.810781] ? kernfs_create_link+0x1d4/0x250 [ 1428.815298] sysfs_create_groups+0x9b/0x141 [ 1428.819632] device_add+0x73d/0x17f0 [ 1428.823339] ? get_device_parent.isra.27+0x5a0/0x5a0 [ 1428.828435] ? dev_set_name+0xad/0xe0 [ 1428.832233] ? device_initialize+0x5f0/0x5f0 [ 1428.836651] ? rtnl_is_locked+0xb5/0xf0 [ 1428.840633] ? rtnl_trylock+0x20/0x20 [ 1428.844428] netdev_register_kobject+0x187/0x3f0 [ 1428.849174] register_netdevice+0x99a/0x10f0 [ 1428.853585] ? netdev_change_features+0x110/0x110 [ 1428.858434] register_netdev+0x30/0x50 [ 1428.862322] br_add_bridge+0x9b/0xf0 [ 1428.866035] br_ioctl_deviceless_stub+0x991/0xac0 [ 1428.870867] ? find_held_lock+0x36/0x1c0 [ 1428.874925] ? old_dev_ioctl.isra.2+0x20e0/0x20e0 [ 1428.879770] ? __fget+0x4aa/0x740 [ 1428.883209] ? lock_downgrade+0x900/0x900 [ 1428.887349] ? check_preemption_disabled+0x48/0x200 [ 1428.892356] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 1428.898143] ? kasan_check_read+0x11/0x20 [ 1428.902278] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 1428.907565] ? old_dev_ioctl.isra.2+0x20e0/0x20e0 [ 1428.912417] sock_ioctl+0x2d5/0x680 [ 1428.916033] ? dlci_ioctl_set+0x40/0x40 [ 1428.919997] ? ksys_dup3+0x680/0x680 [ 1428.923717] ? find_held_lock+0x36/0x1c0 [ 1428.927786] ? __mutex_unlock_slowpath+0x197/0x8c0 [ 1428.932713] ? dlci_ioctl_set+0x40/0x40 [ 1428.936689] do_vfs_ioctl+0x1de/0x1720 [ 1428.940577] ? __lock_is_held+0xb5/0x140 [ 1428.944650] ? ioctl_preallocate+0x300/0x300 [ 1428.949077] ? __fget_light+0x2e9/0x430 [ 1428.953055] ? fget_raw+0x20/0x20 [ 1428.956500] ? __sb_end_write+0xd9/0x110 [ 1428.960566] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 1428.966114] ? fput+0x130/0x1a0 [ 1428.969411] ? do_syscall_64+0x9a/0x820 [ 1428.973385] ? do_syscall_64+0x9a/0x820 [ 1428.977364] ? lockdep_hardirqs_on+0x421/0x5c0 [ 1428.981939] ? security_file_ioctl+0x94/0xc0 [ 1428.986356] ksys_ioctl+0xa9/0xd0 [ 1428.989803] __x64_sys_ioctl+0x73/0xb0 [ 1428.993691] do_syscall_64+0x1b9/0x820 [ 1428.997585] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 1429.002957] ? syscall_return_slowpath+0x5e0/0x5e0 [ 1429.007884] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 1429.012729] ? trace_hardirqs_off+0x300/0x300 [ 1429.017232] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 1429.022249] ? prepare_exit_to_usermode+0x291/0x3b0 [ 1429.027261] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 1429.032286] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 1429.037478] RIP: 0033:0x457099 [ 1429.040682] Code: fd b4 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b4 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 1429.059590] RSP: 002b:00007f692aa02c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 1429.067323] RAX: ffffffffffffffda RBX: 00007f692aa036d4 RCX: 0000000000457099 [ 1429.074589] RDX: 0000000020000000 RSI: 00000000000089a0 RDI: 0000000000000003 [ 1429.081875] RBP: 00000000009300a0 R08: 0000000000000000 R09: 0000000000000000 [ 1429.089135] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000005 [ 1429.096400] R13: 00000000004cfe50 R14: 00000000004bec60 R15: 000000000000003e 15:02:21 executing program 0: bpf$MAP_CREATE(0x0, &(0x7f0000000200)={0xf}, 0x2c) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f0000000300)={0xffffffffffffffff, &(0x7f0000000140), &(0x7f0000000200)}, 0x20) socketpair(0x1, 0x1, 0x0, &(0x7f0000000100)={0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_SET_FILTER(r0, 0xc0045878, &(0x7f0000000300)='0\x00') 15:02:21 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) sendmsg(r0, &(0x7f0000000580)={0x0, 0x0, &(0x7f00000001c0)=[{&(0x7f0000000380)="b5", 0x1}], 0x1, &(0x7f0000001740), 0xffffff7f, 0x4}, 0x20000040) 15:02:21 executing program 4 (fault-call:1 fault-nth:63): socketpair(0x1, 0x80002, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_SET_FILTER(r0, 0x89a0, &(0x7f0000000000)='%d') 15:02:21 executing program 7: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000340)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) bpf$MAP_CREATE(0x0, &(0x7f0000000080)={0x0, 0x800000000004, 0x4, 0x9, 0x0, 0xffffffffffffffff, 0x0, [0x5f]}, 0x2c) perf_event_open(&(0x7f0000000180)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x1a7b, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(r1) socket$kcm(0x2, 0x3, 0x2) ioctl$PERF_EVENT_IOC_SET_FILTER(r1, 0x8914, &(0x7f0000000380)="6e7230010060a19ef9d2c673d9a1571cb9e1369bcd61ef7e49793ae18712eceb1daa769497800b7fbbd35b170c10751d39aeb660d863e49b8c4f3b3cad48902b5b2d6cfd0abd372c63bcf5d70cf3fd4d2e8d443c88c60fd7140fbc0e5637dd82fc3435bed4de5d693c9a781c863e05d8a6f8689a5be29216061f3ff53f8b6b396678e7ba155ef9152d7e43b1eccb2331eb8eb1ed5586dcf8b3b0b999361a44ff2c22c2abbef42dd24eabe6723346a6e46c0499a21442d8d00dcb57f013ff7595edd0ff076930de3675d34117a44eb0e4f832936da44e") r2 = openat$tun(0xffffffffffffff9c, &(0x7f0000000140)='/dev/net/tun\x00', 0x0, 0x0) ioctl$TUNSETIFF(r2, 0x400454ca, &(0x7f0000000040)={"6e72300100", 0x801}) ioctl$TUNSETLINK(r2, 0x400454cd, 0x308) perf_event_open(&(0x7f000025c000)={0x0, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000001, 0x0, 0x2161f870, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) sendmsg(0xffffffffffffffff, &(0x7f0000000440)={&(0x7f0000000200)=@ax25={0x3, {"b8738e610d62ed"}}, 0x80, &(0x7f0000000040), 0x0, 0x0, 0x0, 0x4}, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(0xffffffffffffffff, 0x2400, 0x0) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f00000002c0)={0xffffffffffffffff, &(0x7f0000000300), &(0x7f0000000280)}, 0x20) openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000000)='rdma.current\x00', 0x0, 0x0) 15:02:21 executing program 5: r0 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(r0) socket$kcm(0xa, 0x5, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) perf_event_open(&(0x7f000025c000)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(0xffffffffffffffff) socket$kcm(0x29, 0x0, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(0xffffffffffffffff, 0x2400, 0x0) bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x0, 0x10bd}, 0x2c) bpf$PROG_LOAD(0x5, &(0x7f00000ba000)={0xd, 0x5, &(0x7f0000346fc8)=@framed={{}, [@alu={0x8000000201a7f19, 0x0, 0x201a7fa6, 0x48, 0x1}], {0x95, 0x601}}, &(0x7f0000000000)='GPL\x00', 0x0, 0xfb, &(0x7f00001a7f05)=""/251}, 0x14) 15:02:21 executing program 6: perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e6}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) bpf$MAP_DELETE_ELEM(0x3, &(0x7f0000000300)={0xffffffffffffffff, &(0x7f0000000240)}, 0x10) openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000180)="2f67726f75702e73746174003c23fb572a1f0294e6f378b41ad54b4d9d9a1f63f8785ad188a7e1c88875e05b18a4cb3a9cd12dcea440d899c22c652b3a471b4a7fa2f3fdf6e034d804e5f0df4b1dee483b157624c59c0100e89e6a357c00000b", 0x2761, 0x0) 15:02:21 executing program 3: r0 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(r0) socket$kcm(0xa, 0x5, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) socket$kcm(0x29, 0x0, 0x0) bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x0, 0x10bd}, 0x2c) bpf$PROG_LOAD(0x5, &(0x7f00000ba000)={0xd, 0x5, &(0x7f0000346fc8)=@framed={{0x18, 0x0, 0x0, 0x100000000000000}, [@alu={0x8000000201a7f19, 0x0, 0x201a7fa6, 0x48, 0x1, 0x88}]}, &(0x7f0000000000)='GPL\x00', 0x0, 0xfb, &(0x7f00001a7f05)=""/251}, 0x14) 15:02:21 executing program 2: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000340)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = socket$kcm(0x29, 0x2, 0x0) ioctl$sock_kcm_SIOCKCMCLONE(r2, 0x89e2, &(0x7f0000000040)={r0}) bpf$BPF_PROG_GET_NEXT_ID(0xb, &(0x7f0000000000)=0x9, 0xfffffffffffffeec) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r4 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(r3) socket$kcm(0x2, 0x3, 0x2) ioctl$PERF_EVENT_IOC_SET_FILTER(r4, 0x8980, &(0x7f0000000380)="6e7230010060a19ef9d2c673d9a1571cb9e1369bcd61ef7e49793ae18712eceb1daa769497800b7fbbd35b170c10751d39aeb660d863e49b8c4f3b3cad48902b5b2d6cfd0abd372c63bcf5d70df3fd4d2e8d443c88c60fd7140fbc0e5637dd82fc3435bed4de5d693c9a781c863e05d8a6f8689a5be29216061f3ff53f8b6b396678e7ba155ef9152d7e43b1eccb2331eb8eb1ed5586dcf8b3b0b999361a44ff2c22c2abbef42dd24eabe6723346a6e46c0499a21442d8d00dcb57f013ff7595edd0ff076930de3675d34117a44eb0e4f832936da44e") [ 1429.378367] FAULT_INJECTION: forcing a failure. [ 1429.378367] name failslab, interval 1, probability 0, space 0, times 0 [ 1429.406055] CPU: 1 PID: 13977 Comm: syz-executor4 Not tainted 4.19.0-rc2+ #50 [ 1429.413388] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1429.422750] Call Trace: [ 1429.425355] dump_stack+0x1c4/0x2b4 [ 1429.429002] ? dump_stack_print_info.cold.2+0x52/0x52 [ 1429.434224] should_fail.cold.4+0xa/0x17 [ 1429.438820] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 1429.444157] ? lock_release+0x970/0x970 [ 1429.444175] ? arch_local_save_flags+0x40/0x40 [ 1429.444193] ? graph_lock+0x170/0x170 [ 1429.444214] ? graph_lock+0x170/0x170 [ 1429.444243] ? find_held_lock+0x36/0x1c0 [ 1429.444263] ? __lock_is_held+0xb5/0x140 [ 1429.444290] ? ___might_sleep+0x1ed/0x300 [ 1429.452837] ? arch_local_save_flags+0x40/0x40 [ 1429.452853] ? kernfs_activate+0x21a/0x2c0 [ 1429.452884] __should_failslab+0x124/0x180 [ 1429.452905] should_failslab+0x9/0x14 [ 1429.452923] kmem_cache_alloc+0x2be/0x730 [ 1429.452939] ? lock_downgrade+0x900/0x900 [ 1429.452955] ? do_raw_spin_lock+0xc1/0x200 [ 1429.452975] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 1429.460568] __kernfs_new_node+0x127/0x8d0 [ 1429.460588] ? kernfs_dop_revalidate+0x3c0/0x3c0 [ 1429.460604] ? graph_lock+0x170/0x170 [ 1429.460640] ? __lock_is_held+0xb5/0x140 [ 1429.460658] ? wait_for_completion+0x8a0/0x8a0 [ 1429.460690] ? mutex_unlock+0xd/0x10 [ 1429.460705] ? kernfs_activate+0x21a/0x2c0 [ 1429.460725] ? kernfs_walk_and_get_ns+0x340/0x340 [ 1429.460743] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 1429.460761] ? kernfs_link_sibling+0x1d2/0x3b0 [ 1429.468882] kernfs_new_node+0x95/0x120 [ 1429.468906] __kernfs_create_file+0x5a/0x340 [ 1429.468929] sysfs_add_file_mode_ns+0x222/0x530 [ 1429.468958] internal_create_group+0x3df/0xd80 [ 1429.468987] ? remove_files.isra.1+0x190/0x190 [ 1429.469010] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 1429.469024] ? kernfs_create_link+0x1d4/0x250 [ 1429.469048] sysfs_create_groups+0x9b/0x141 [ 1429.469069] device_add+0x73d/0x17f0 [ 1429.477804] ? get_device_parent.isra.27+0x5a0/0x5a0 [ 1429.477818] ? dev_set_name+0xad/0xe0 [ 1429.477835] ? device_initialize+0x5f0/0x5f0 [ 1429.477857] ? rtnl_is_locked+0xb5/0xf0 [ 1429.477874] ? rtnl_trylock+0x20/0x20 [ 1429.477901] netdev_register_kobject+0x187/0x3f0 [ 1429.477922] register_netdevice+0x99a/0x10f0 [ 1429.477941] ? netdev_change_features+0x110/0x110 [ 1429.477973] register_netdev+0x30/0x50 [ 1429.477993] br_add_bridge+0x9b/0xf0 [ 1429.634636] br_ioctl_deviceless_stub+0x991/0xac0 [ 1429.639496] ? find_held_lock+0x36/0x1c0 [ 1429.643564] ? old_dev_ioctl.isra.2+0x20e0/0x20e0 [ 1429.648418] ? __fget+0x4aa/0x740 [ 1429.651876] ? lock_downgrade+0x900/0x900 [ 1429.656025] ? check_preemption_disabled+0x48/0x200 [ 1429.661049] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 1429.666847] ? kasan_check_read+0x11/0x20 [ 1429.671003] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 1429.676302] ? old_dev_ioctl.isra.2+0x20e0/0x20e0 [ 1429.681153] sock_ioctl+0x2d5/0x680 [ 1429.684786] ? dlci_ioctl_set+0x40/0x40 [ 1429.688762] ? ksys_dup3+0x680/0x680 [ 1429.692478] ? find_held_lock+0x36/0x1c0 [ 1429.696547] ? __mutex_unlock_slowpath+0x197/0x8c0 [ 1429.701482] ? dlci_ioctl_set+0x40/0x40 [ 1429.705457] do_vfs_ioctl+0x1de/0x1720 [ 1429.709343] ? __lock_is_held+0xb5/0x140 [ 1429.713408] ? ioctl_preallocate+0x300/0x300 [ 1429.717817] ? __fget_light+0x2e9/0x430 [ 1429.721792] ? fget_raw+0x20/0x20 [ 1429.725247] ? __sb_end_write+0xd9/0x110 [ 1429.729317] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 1429.734951] ? fput+0x130/0x1a0 [ 1429.738247] ? do_syscall_64+0x9a/0x820 [ 1429.742224] ? do_syscall_64+0x9a/0x820 [ 1429.746200] ? lockdep_hardirqs_on+0x421/0x5c0 [ 1429.750789] ? security_file_ioctl+0x94/0xc0 [ 1429.755206] ksys_ioctl+0xa9/0xd0 [ 1429.758686] __x64_sys_ioctl+0x73/0xb0 [ 1429.762587] do_syscall_64+0x1b9/0x820 [ 1429.766482] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 1429.771849] ? syscall_return_slowpath+0x5e0/0x5e0 [ 1429.776777] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 1429.781636] ? trace_hardirqs_off+0x300/0x300 [ 1429.786142] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 1429.791167] ? prepare_exit_to_usermode+0x291/0x3b0 [ 1429.796198] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 1429.801054] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 1429.806263] RIP: 0033:0x457099 [ 1429.809463] Code: fd b4 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b4 fb ff c3 66 2e 0f 1f 84 00 00 00 00 15:02:21 executing program 0: bpf$MAP_CREATE(0x0, &(0x7f0000000200)={0xf}, 0x2c) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f0000000300)={0xffffffffffffffff, &(0x7f0000000140), &(0x7f0000000200)}, 0x20) socketpair(0x1, 0x1, 0x0, &(0x7f0000000100)={0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_SET_FILTER(r0, 0x8910, &(0x7f0000000300)='0\x00') [ 1429.828370] RSP: 002b:00007f692aa02c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 1429.836088] RAX: ffffffffffffffda RBX: 00007f692aa036d4 RCX: 0000000000457099 [ 1429.843362] RDX: 0000000020000000 RSI: 00000000000089a0 RDI: 0000000000000003 [ 1429.850643] RBP: 00000000009300a0 R08: 0000000000000000 R09: 0000000000000000 [ 1429.857917] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000005 [ 1429.865185] R13: 00000000004cfe50 R14: 00000000004bec60 R15: 000000000000003f 15:02:21 executing program 7: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000340)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) bpf$MAP_CREATE(0x0, &(0x7f0000000080)={0x0, 0x800000000004, 0x4, 0x9, 0x0, 0xffffffffffffffff, 0x0, [0x5f]}, 0x2c) perf_event_open(&(0x7f0000000180)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x1a7b, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(r1) socket$kcm(0x2, 0x3, 0x2) ioctl$PERF_EVENT_IOC_SET_FILTER(r1, 0x8914, &(0x7f0000000380)="6e7230010060a19ef9d2c673d9a1571cb9e1369bcd61ef7e49793ae18712eceb1daa769497800b7fbbd35b170c10751d39aeb660d863e49b8c4f3b3cad48902b5b2d6cfd0abd372c63bcf5d703f3fd4d2e8d443c88c60fd7140fbc0e5637dd82fc3435bed4de5d693c9a781c863e05d8a6f8689a5be29216061f3ff53f8b6b396678e7ba155ef9152d7e43b1eccb2331eb8eb1ed5586dcf8b3b0b999361a44ff2c22c2abbef42dd24eabe6723346a6e46c0499a21442d8d00dcb57f013ff7595edd0ff076930de3675d34117a44eb0e4f832936da44e") r2 = openat$tun(0xffffffffffffff9c, &(0x7f0000000140)='/dev/net/tun\x00', 0x0, 0x0) ioctl$TUNSETIFF(r2, 0x400454ca, &(0x7f0000000040)={"6e72300100", 0x801}) ioctl$TUNSETLINK(r2, 0x400454cd, 0x308) perf_event_open(&(0x7f000025c000)={0x0, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000001, 0x0, 0x2161f870, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) sendmsg(0xffffffffffffffff, &(0x7f0000000440)={&(0x7f0000000200)=@ax25={0x3, {"b8738e610d62ed"}}, 0x80, &(0x7f0000000040), 0x0, 0x0, 0x0, 0x4}, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(0xffffffffffffffff, 0x2400, 0x0) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f00000002c0)={0xffffffffffffffff, &(0x7f0000000300), &(0x7f0000000280)}, 0x20) openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000000)='rdma.current\x00', 0x0, 0x0) 15:02:22 executing program 4 (fault-call:1 fault-nth:64): socketpair(0x1, 0x80002, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_SET_FILTER(r0, 0x89a0, &(0x7f0000000000)='%d') 15:02:22 executing program 2: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000340)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) r1 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(r1) socket$kcm(0x2, 0x3, 0x2) mkdirat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000)='./cgroup.net/syz1\x00', 0x1ff) ioctl$PERF_EVENT_IOC_SET_FILTER(r1, 0x8980, &(0x7f0000000380)="6e7230010060a19ef9d2c673d9a1571cb9e1369bcd61ef7e49793ae18712eceb1daa769497800b7fbbd35b170c10751d39aeb660d863e49b8c4f3b3cad48902b5b2d6cfd0abd372c63bcf5d70df3fd4d2e8d443c88c60fd7140fbc0e5637dd82fc3435bed4de5d693c9a781c863e05d8a6f8689a5be29216061f3ff53f8b6b396678e7ba155ef9152d7e43b1eccb2331eb8eb1ed5586dcf8b3b0b999361a44ff2c22c2abbef42dd24eabe6723346a6e46c0499a21442d8d00dcb57f013ff7595edd0ff076930de3675d34117a44eb0e4f832936da44e") 15:02:22 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) sendmsg(r0, &(0x7f0000000580)={0x0, 0x0, &(0x7f00000001c0)=[{&(0x7f0000000380)="b5", 0x1}], 0x1, &(0x7f0000001740), 0x11000000, 0x4}, 0x20000040) 15:02:22 executing program 0: bpf$MAP_CREATE(0x0, &(0x7f0000000200)={0xf}, 0x2c) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f0000000300)={0xffffffffffffffff, &(0x7f0000000140), &(0x7f0000000200)}, 0x20) socketpair(0x1, 0x1, 0x0, &(0x7f0000000100)={0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_SET_FILTER(r0, 0x5450, &(0x7f0000000300)='0\x00') 15:02:22 executing program 5: r0 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(r0) socket$kcm(0xa, 0x5, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) perf_event_open(&(0x7f000025c000)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(0xffffffffffffffff) socket$kcm(0x29, 0x0, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(0xffffffffffffffff, 0x2400, 0x0) bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x0, 0x10bd}, 0x2c) bpf$PROG_LOAD(0x5, &(0x7f00000ba000)={0xd, 0x5, &(0x7f0000346fc8)=@framed={{}, [@alu={0x8000000201a7f19, 0x0, 0x201a7fa6, 0x48, 0x1}], {0x95, 0xffffffffa0008000}}, &(0x7f0000000000)='GPL\x00', 0x0, 0xfb, &(0x7f00001a7f05)=""/251}, 0x14) 15:02:22 executing program 3: r0 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(r0) socket$kcm(0xa, 0x5, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) socket$kcm(0x29, 0x0, 0x0) bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x0, 0x10bd}, 0x2c) bpf$PROG_LOAD(0x5, &(0x7f00000ba000)={0xd, 0x5, &(0x7f0000346fc8)=@framed={{0x18, 0x0, 0x0, 0x18100000}, [@alu={0x8000000201a7f19, 0x0, 0x201a7fa6, 0x48, 0x1, 0x88}]}, &(0x7f0000000000)='GPL\x00', 0x0, 0xfb, &(0x7f00001a7f05)=""/251}, 0x14) 15:02:22 executing program 6: perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e6}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) bpf$MAP_DELETE_ELEM(0x3, &(0x7f0000000300)={0xffffffffffffffff, &(0x7f0000000240)}, 0x10) openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000180)="2f67726f75702e73746174003c23fb572a1f0294e6f378b41ad54b4d9d9a1f63f8785ad188a7e1c88875e05b18a4cb3a9cd12dcea440d899c22c652b3a471b4a7fa2f3fdf6e034d804e5f0df4b1dee483b157624c59c0100e89e6a357c000000", 0x2761, 0x0) [ 1430.170431] FAULT_INJECTION: forcing a failure. [ 1430.170431] name failslab, interval 1, probability 0, space 0, times 0 [ 1430.185261] CPU: 0 PID: 14015 Comm: syz-executor4 Not tainted 4.19.0-rc2+ #50 [ 1430.192558] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1430.201918] Call Trace: [ 1430.204523] dump_stack+0x1c4/0x2b4 [ 1430.208172] ? dump_stack_print_info.cold.2+0x52/0x52 [ 1430.213390] should_fail.cold.4+0xa/0x17 [ 1430.217473] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 1430.222603] ? lock_release+0x970/0x970 [ 1430.226593] ? arch_local_save_flags+0x40/0x40 [ 1430.231185] ? graph_lock+0x170/0x170 [ 1430.234973] ? graph_lock+0x170/0x170 [ 1430.238773] ? find_held_lock+0x36/0x1c0 [ 1430.242821] ? __lock_is_held+0xb5/0x140 [ 1430.246878] ? ___might_sleep+0x1ed/0x300 [ 1430.251012] ? arch_local_save_flags+0x40/0x40 [ 1430.255581] ? kernfs_activate+0x21a/0x2c0 [ 1430.259862] __should_failslab+0x124/0x180 [ 1430.264101] should_failslab+0x9/0x14 [ 1430.267915] kmem_cache_alloc+0x2be/0x730 [ 1430.272064] ? lock_downgrade+0x900/0x900 [ 1430.276201] ? do_raw_spin_lock+0xc1/0x200 [ 1430.280429] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 1430.285435] __kernfs_new_node+0x127/0x8d0 [ 1430.289665] ? kernfs_dop_revalidate+0x3c0/0x3c0 [ 1430.294407] ? graph_lock+0x170/0x170 [ 1430.298213] ? __lock_is_held+0xb5/0x140 [ 1430.302279] ? wait_for_completion+0x8a0/0x8a0 [ 1430.306853] ? mutex_unlock+0xd/0x10 [ 1430.310571] ? kernfs_activate+0x21a/0x2c0 [ 1430.314817] ? kernfs_walk_and_get_ns+0x340/0x340 [ 1430.319659] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 1430.325184] ? kernfs_link_sibling+0x1d2/0x3b0 [ 1430.329780] kernfs_new_node+0x95/0x120 [ 1430.333754] __kernfs_create_file+0x5a/0x340 [ 1430.338162] sysfs_add_file_mode_ns+0x222/0x530 [ 1430.342830] internal_create_group+0x3df/0xd80 [ 1430.347423] ? remove_files.isra.1+0x190/0x190 [ 1430.352019] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 1430.357551] ? kernfs_create_link+0x1d4/0x250 [ 1430.362042] sysfs_create_groups+0x9b/0x141 [ 1430.366356] device_add+0x73d/0x17f0 [ 1430.370086] ? get_device_parent.isra.27+0x5a0/0x5a0 [ 1430.375203] ? dev_set_name+0xad/0xe0 [ 1430.379011] ? device_initialize+0x5f0/0x5f0 [ 1430.383412] ? rtnl_is_locked+0xb5/0xf0 [ 1430.387378] ? rtnl_trylock+0x20/0x20 [ 1430.391182] netdev_register_kobject+0x187/0x3f0 [ 1430.395945] register_netdevice+0x99a/0x10f0 [ 1430.400367] ? netdev_change_features+0x110/0x110 [ 1430.405239] register_netdev+0x30/0x50 [ 1430.409125] br_add_bridge+0x9b/0xf0 [ 1430.412835] br_ioctl_deviceless_stub+0x991/0xac0 [ 1430.417667] ? find_held_lock+0x36/0x1c0 [ 1430.421714] ? old_dev_ioctl.isra.2+0x20e0/0x20e0 [ 1430.426564] ? __fget+0x4aa/0x740 [ 1430.430006] ? lock_downgrade+0x900/0x900 [ 1430.434144] ? check_preemption_disabled+0x48/0x200 [ 1430.439154] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 1430.444943] ? kasan_check_read+0x11/0x20 [ 1430.449082] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 1430.454375] ? old_dev_ioctl.isra.2+0x20e0/0x20e0 [ 1430.459214] sock_ioctl+0x2d5/0x680 [ 1430.462833] ? dlci_ioctl_set+0x40/0x40 [ 1430.466820] ? ksys_dup3+0x680/0x680 [ 1430.470524] ? find_held_lock+0x36/0x1c0 [ 1430.474598] ? __mutex_unlock_slowpath+0x197/0x8c0 [ 1430.479551] ? dlci_ioctl_set+0x40/0x40 [ 1430.483514] do_vfs_ioctl+0x1de/0x1720 [ 1430.487390] ? __lock_is_held+0xb5/0x140 [ 1430.491440] ? ioctl_preallocate+0x300/0x300 [ 1430.495859] ? __fget_light+0x2e9/0x430 [ 1430.499827] ? fget_raw+0x20/0x20 [ 1430.503269] ? __sb_end_write+0xd9/0x110 [ 1430.507323] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 1430.512850] ? fput+0x130/0x1a0 [ 1430.516117] ? do_syscall_64+0x9a/0x820 [ 1430.520083] ? do_syscall_64+0x9a/0x820 [ 1430.524047] ? lockdep_hardirqs_on+0x421/0x5c0 [ 1430.528635] ? security_file_ioctl+0x94/0xc0 [ 1430.533048] ksys_ioctl+0xa9/0xd0 [ 1430.536514] __x64_sys_ioctl+0x73/0xb0 [ 1430.540392] do_syscall_64+0x1b9/0x820 [ 1430.544265] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 1430.549646] ? syscall_return_slowpath+0x5e0/0x5e0 [ 1430.554577] ? trace_hardirqs_off+0x300/0x300 [ 1430.559059] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 1430.564061] ? recalc_sigpending_tsk+0x180/0x180 [ 1430.568819] ? kasan_check_write+0x14/0x20 [ 1430.573052] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 1430.577924] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 1430.583119] RIP: 0033:0x457099 [ 1430.586318] Code: fd b4 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b4 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 1430.605212] RSP: 002b:00007f692aa02c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 1430.612911] RAX: ffffffffffffffda RBX: 00007f692aa036d4 RCX: 0000000000457099 [ 1430.620184] RDX: 0000000020000000 RSI: 00000000000089a0 RDI: 0000000000000003 [ 1430.627460] RBP: 00000000009300a0 R08: 0000000000000000 R09: 0000000000000000 [ 1430.634724] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000005 [ 1430.641990] R13: 00000000004cfe50 R14: 00000000004bec60 R15: 0000000000000040 15:02:22 executing program 4 (fault-call:1 fault-nth:65): socketpair(0x1, 0x80002, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_SET_FILTER(r0, 0x89a0, &(0x7f0000000000)='%d') 15:02:22 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) sendmsg(r0, &(0x7f0000000580)={0x0, 0x0, &(0x7f00000001c0)=[{&(0x7f0000000380)="b5", 0x1}], 0x1, &(0x7f0000001740), 0x0, 0x4}, 0x20000040) 15:02:22 executing program 0: bpf$MAP_CREATE(0x0, &(0x7f0000000200)={0xf}, 0x2c) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f0000000300)={0xffffffffffffffff, &(0x7f0000000140), &(0x7f0000000200)}, 0x20) socketpair(0x1, 0x1, 0x0, &(0x7f0000000100)={0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_SET_FILTER(r0, 0x8994, &(0x7f0000000300)='0\x00') 15:02:22 executing program 7: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000340)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) bpf$MAP_CREATE(0x0, &(0x7f0000000080)={0x0, 0x800000000004, 0x4, 0x9, 0x0, 0xffffffffffffffff, 0x0, [0x5f]}, 0x2c) perf_event_open(&(0x7f0000000180)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x1a7b, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(r1) socket$kcm(0x2, 0x3, 0x2) ioctl$PERF_EVENT_IOC_SET_FILTER(r1, 0x8914, &(0x7f0000000380)="6e7230010060a19ef9d2c673d9a1571cb9e1369bcd61ef7e49793ae18712eceb1daa769497800b7fbbd35b170c10751d39aeb660d863e49b8c4f3b3cad48902b5b2d6cfd0abd372c63bcf5d734f3fd4d2e8d443c88c60fd7140fbc0e5637dd82fc3435bed4de5d693c9a781c863e05d8a6f8689a5be29216061f3ff53f8b6b396678e7ba155ef9152d7e43b1eccb2331eb8eb1ed5586dcf8b3b0b999361a44ff2c22c2abbef42dd24eabe6723346a6e46c0499a21442d8d00dcb57f013ff7595edd0ff076930de3675d34117a44eb0e4f832936da44e") r2 = openat$tun(0xffffffffffffff9c, &(0x7f0000000140)='/dev/net/tun\x00', 0x0, 0x0) ioctl$TUNSETIFF(r2, 0x400454ca, &(0x7f0000000040)={"6e72300100", 0x801}) ioctl$TUNSETLINK(r2, 0x400454cd, 0x308) perf_event_open(&(0x7f000025c000)={0x0, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000001, 0x0, 0x2161f870, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) sendmsg(0xffffffffffffffff, &(0x7f0000000440)={&(0x7f0000000200)=@ax25={0x3, {"b8738e610d62ed"}}, 0x80, &(0x7f0000000040), 0x0, 0x0, 0x0, 0x4}, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(0xffffffffffffffff, 0x2400, 0x0) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f00000002c0)={0xffffffffffffffff, &(0x7f0000000300), &(0x7f0000000280)}, 0x20) openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000000)='rdma.current\x00', 0x0, 0x0) 15:02:22 executing program 2: r0 = bpf$OBJ_GET_PROG(0x7, &(0x7f0000000100)={&(0x7f0000000000)='./file0\x00', 0x0, 0x10}, 0x10) r1 = bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f0000000140)={&(0x7f0000000080)='cgroup$self%[ppp0/vboxnet0posix_acl_accesskeyringvmnet0md5sumproceth1\x00', r0}, 0x10) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000040)) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0xfffffffe) r2 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(r2) socket$kcm(0x2, 0x3, 0x2) ioctl$PERF_EVENT_IOC_SET_FILTER(r2, 0x8980, &(0x7f0000000380)="6e7230010060a19ef9d2c673d9a1571cb9e1369bcd61ef7e49793ae18712eceb1daa769497800b7fbbd35b170c10751d39aeb660d863e49b8c4f3b3cad48902b5b2d6cfd0abd372c63bcf5d70df3fd4d2e8d443c88c60fd7140fbc0e5637dd82fc3435bed4de5d693c9a781c863e05d8a6f8689a5be29216061f3ff53f8b6b396678e7ba155ef9152d7e43b1eccb2331eb8eb1ed5586dcf8b3b0b999361a44ff2c22c2abbef42dd24eabe6723346a6e46c0499a21442d8d00dcb57f013ff7595edd0ff076930de3675d34117a44eb0e4f832936da44e") socketpair$unix(0x1, 0xb, 0x0, &(0x7f00000001c0)) 15:02:22 executing program 5: r0 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(r0) socket$kcm(0xa, 0x5, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) perf_event_open(&(0x7f000025c000)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(0xffffffffffffffff) socket$kcm(0x29, 0x0, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(0xffffffffffffffff, 0x2400, 0x0) bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x0, 0x10bd}, 0x2c) bpf$PROG_LOAD(0x5, &(0x7f00000ba000)={0xd, 0x5, &(0x7f0000346fc8)=@framed={{}, [@alu={0x8000000201a7f19, 0x0, 0x201a7fa6, 0x48, 0x1}], {0x95, 0x5000000000000000}}, &(0x7f0000000000)='GPL\x00', 0x0, 0xfb, &(0x7f00001a7f05)=""/251}, 0x14) 15:02:22 executing program 3: r0 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(r0) socket$kcm(0xa, 0x5, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) socket$kcm(0x29, 0x0, 0x0) bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x0, 0x10bd}, 0x2c) bpf$PROG_LOAD(0x5, &(0x7f00000ba000)={0xd, 0x5, &(0x7f0000346fc8)=@framed={{0x18, 0x0, 0x0, 0x73}, [@alu={0x8000000201a7f19, 0x0, 0x201a7fa6, 0x48, 0x1, 0x88}]}, &(0x7f0000000000)='GPL\x00', 0x0, 0xfb, &(0x7f00001a7f05)=""/251}, 0x14) 15:02:23 executing program 6: perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e6}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) bpf$MAP_DELETE_ELEM(0x3, &(0x7f0000000300)={0xffffffffffffffff, &(0x7f0000000240)}, 0x10) openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000180)="2f67726f75702e73746174003c23fb572a1f0294e6f378b41ad54b4d9d9a1f63f8785ad188a7e1c88875e05b18a4cb3a9cd12dcea440d899c22c652b3a471b4a7fa2f3fdf6e034d804e5f0df4b1dee483b157624c59c0100e89e6a357c000000", 0x2761, 0x0) 15:02:23 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) sendmsg(r0, &(0x7f0000000580)={0x0, 0x0, &(0x7f00000001c0)=[{&(0x7f0000000380)="b5", 0x1}], 0x1, &(0x7f0000001740), 0x0, 0x4}, 0x20000040) 15:02:23 executing program 0: bpf$MAP_CREATE(0x0, &(0x7f0000000200)={0xf}, 0x2c) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f0000000300)={0xffffffffffffffff, &(0x7f0000000140), &(0x7f0000000200)}, 0x20) socketpair(0x1, 0x1, 0x0, &(0x7f0000000100)={0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_SET_FILTER(r0, 0x891f, &(0x7f0000000300)='0\x00') [ 1431.075215] FAULT_INJECTION: forcing a failure. [ 1431.075215] name failslab, interval 1, probability 0, space 0, times 0 [ 1431.097246] CPU: 0 PID: 14062 Comm: syz-executor4 Not tainted 4.19.0-rc2+ #50 [ 1431.104542] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1431.113897] Call Trace: [ 1431.116474] dump_stack+0x1c4/0x2b4 [ 1431.120103] ? dump_stack_print_info.cold.2+0x52/0x52 [ 1431.125482] should_fail.cold.4+0xa/0x17 [ 1431.129578] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 1431.134692] ? lock_release+0x970/0x970 [ 1431.138669] ? arch_local_save_flags+0x40/0x40 [ 1431.143279] ? graph_lock+0x170/0x170 [ 1431.147082] ? graph_lock+0x170/0x170 [ 1431.150895] ? find_held_lock+0x36/0x1c0 [ 1431.154983] ? __lock_is_held+0xb5/0x140 [ 1431.159060] ? ___might_sleep+0x1ed/0x300 [ 1431.163234] ? arch_local_save_flags+0x40/0x40 [ 1431.167844] ? kernfs_activate+0x21a/0x2c0 [ 1431.172101] __should_failslab+0x124/0x180 [ 1431.176342] should_failslab+0x9/0x14 [ 1431.180148] kmem_cache_alloc+0x2be/0x730 [ 1431.184318] ? lock_downgrade+0x900/0x900 [ 1431.188487] ? do_raw_spin_lock+0xc1/0x200 [ 1431.192749] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 1431.197795] __kernfs_new_node+0x127/0x8d0 [ 1431.202103] ? kernfs_dop_revalidate+0x3c0/0x3c0 [ 1431.206887] ? graph_lock+0x170/0x170 [ 1431.210724] ? __lock_is_held+0xb5/0x140 [ 1431.214812] ? wait_for_completion+0x8a0/0x8a0 [ 1431.219410] ? mutex_unlock+0xd/0x10 [ 1431.223127] ? kernfs_activate+0x21a/0x2c0 [ 1431.227365] ? kernfs_walk_and_get_ns+0x340/0x340 [ 1431.232213] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 1431.237771] ? kernfs_link_sibling+0x1d2/0x3b0 [ 1431.242384] kernfs_new_node+0x95/0x120 [ 1431.246366] __kernfs_create_file+0x5a/0x340 [ 1431.250786] sysfs_add_file_mode_ns+0x222/0x530 [ 1431.255465] internal_create_group+0x3df/0xd80 [ 1431.260059] ? remove_files.isra.1+0x190/0x190 [ 1431.264676] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 1431.270259] ? kernfs_create_link+0x1d4/0x250 [ 1431.274786] sysfs_create_groups+0x9b/0x141 [ 1431.279114] device_add+0x73d/0x17f0 [ 1431.282888] ? get_device_parent.isra.27+0x5a0/0x5a0 [ 1431.288017] ? dev_set_name+0xad/0xe0 [ 1431.291852] ? device_initialize+0x5f0/0x5f0 [ 1431.296290] ? rtnl_is_locked+0xb5/0xf0 [ 1431.300286] ? rtnl_trylock+0x20/0x20 [ 1431.304101] netdev_register_kobject+0x187/0x3f0 [ 1431.309293] register_netdevice+0x99a/0x10f0 [ 1431.313734] ? netdev_change_features+0x110/0x110 [ 1431.318605] register_netdev+0x30/0x50 [ 1431.322516] br_add_bridge+0x9b/0xf0 [ 1431.326232] br_ioctl_deviceless_stub+0x991/0xac0 [ 1431.331096] ? find_held_lock+0x36/0x1c0 [ 1431.335199] ? old_dev_ioctl.isra.2+0x20e0/0x20e0 [ 1431.340049] ? __fget+0x4aa/0x740 [ 1431.343558] ? lock_downgrade+0x900/0x900 [ 1431.347794] ? check_preemption_disabled+0x48/0x200 [ 1431.352819] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 1431.358643] ? kasan_check_read+0x11/0x20 [ 1431.362793] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 1431.368108] ? old_dev_ioctl.isra.2+0x20e0/0x20e0 [ 1431.372952] sock_ioctl+0x2d5/0x680 [ 1431.376592] ? dlci_ioctl_set+0x40/0x40 [ 1431.380583] ? ksys_dup3+0x680/0x680 [ 1431.384333] ? find_held_lock+0x36/0x1c0 [ 1431.388404] ? __mutex_unlock_slowpath+0x197/0x8c0 [ 1431.393382] ? dlci_ioctl_set+0x40/0x40 [ 1431.397361] do_vfs_ioctl+0x1de/0x1720 [ 1431.401278] ? __lock_is_held+0xb5/0x140 [ 1431.405392] ? ioctl_preallocate+0x300/0x300 [ 1431.409826] ? __fget_light+0x2e9/0x430 [ 1431.413825] ? fget_raw+0x20/0x20 [ 1431.417328] ? __sb_end_write+0xd9/0x110 [ 1431.421405] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 1431.426947] ? fput+0x130/0x1a0 [ 1431.430228] ? do_syscall_64+0x9a/0x820 [ 1431.434202] ? do_syscall_64+0x9a/0x820 [ 1431.438512] ? lockdep_hardirqs_on+0x421/0x5c0 [ 1431.443090] ? security_file_ioctl+0x94/0xc0 [ 1431.447499] ksys_ioctl+0xa9/0xd0 [ 1431.450957] __x64_sys_ioctl+0x73/0xb0 [ 1431.454874] do_syscall_64+0x1b9/0x820 [ 1431.458788] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 1431.464158] ? syscall_return_slowpath+0x5e0/0x5e0 [ 1431.469099] ? trace_hardirqs_off+0x300/0x300 [ 1431.473599] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 1431.478656] ? recalc_sigpending_tsk+0x180/0x180 [ 1431.483418] ? kasan_check_write+0x14/0x20 [ 1431.487681] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 1431.492534] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 1431.497726] RIP: 0033:0x457099 [ 1431.500925] Code: fd b4 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b4 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 1431.519862] RSP: 002b:00007f692aa02c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 1431.527603] RAX: ffffffffffffffda RBX: 00007f692aa036d4 RCX: 0000000000457099 [ 1431.534904] RDX: 0000000020000000 RSI: 00000000000089a0 RDI: 0000000000000003 [ 1431.542192] RBP: 00000000009300a0 R08: 0000000000000000 R09: 0000000000000000 [ 1431.549477] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000005 [ 1431.556767] R13: 00000000004cfe50 R14: 00000000004bec60 R15: 0000000000000041 15:02:23 executing program 4 (fault-call:1 fault-nth:66): socketpair(0x1, 0x80002, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_SET_FILTER(r0, 0x89a0, &(0x7f0000000000)='%d') 15:02:23 executing program 2: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000340)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) r1 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) socket$kcm(0x29, 0x7, 0x0) close(r1) ioctl$PERF_EVENT_IOC_SET_FILTER(r1, 0x40082406, &(0x7f0000000000)="7d2d776c616e303a5fc4656d30b700") socket$kcm(0x2, 0x3, 0x2) ioctl$PERF_EVENT_IOC_SET_FILTER(r1, 0x8980, &(0x7f0000000380)="6e7230010060a19ef9d2c673d9a1571cb9e1369bcd61ef7e49793ae18712eceb1daa769497800b7fbbd35b170c10751d39aeb660d863e49b8c4f3b3cad48902b5b2d6cfd0abd372c63bcf5d70df3fd4d2e8d443c88c60fd7140fbc0e5637dd82fc3435bed4de5d693c9a781c863e05d8a6f8689a5be29216061f3ff53f8b6b396678e7ba155ef9152d7e43b1eccb2331eb8eb1ed5586dcf8b3b0b999361a44ff2c22c2abbef42dd24eabe6723346a6e46c0499a21442d8d00dcb57f013ff7595edd0ff076930de3675d34117a44eb0e4f832936da44e") 15:02:23 executing program 7: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000340)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) bpf$MAP_CREATE(0x0, &(0x7f0000000080)={0x0, 0x800000000004, 0x4, 0x9, 0x0, 0xffffffffffffffff, 0x0, [0x5f]}, 0x2c) perf_event_open(&(0x7f0000000180)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x1a7b, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(r1) socket$kcm(0x2, 0x3, 0x2) ioctl$PERF_EVENT_IOC_SET_FILTER(r1, 0x8914, &(0x7f0000000380)="6e7230010060a19ef9d2c673d9a1571cb9e1369bcd61ef7e49793ae18712eceb1daa769497800b7fbbd35b170c10751d39aeb660d863e49b8c4f3b3cad48902b5b2d6cfd0abd372c63bcf5d70af3fd4d2e8d443c88c60fd7140fbc0e5637dd82fc3435bed4de5d693c9a781c863e05d8a6f8689a5be29216061f3ff53f8b6b396678e7ba155ef9152d7e43b1eccb2331eb8eb1ed5586dcf8b3b0b999361a44ff2c22c2abbef42dd24eabe6723346a6e46c0499a21442d8d00dcb57f013ff7595edd0ff076930de3675d34117a44eb0e4f832936da44e") r2 = openat$tun(0xffffffffffffff9c, &(0x7f0000000140)='/dev/net/tun\x00', 0x0, 0x0) ioctl$TUNSETIFF(r2, 0x400454ca, &(0x7f0000000040)={"6e72300100", 0x801}) ioctl$TUNSETLINK(r2, 0x400454cd, 0x308) perf_event_open(&(0x7f000025c000)={0x0, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000001, 0x0, 0x2161f870, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) sendmsg(0xffffffffffffffff, &(0x7f0000000440)={&(0x7f0000000200)=@ax25={0x3, {"b8738e610d62ed"}}, 0x80, &(0x7f0000000040), 0x0, 0x0, 0x0, 0x4}, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(0xffffffffffffffff, 0x2400, 0x0) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f00000002c0)={0xffffffffffffffff, &(0x7f0000000300), &(0x7f0000000280)}, 0x20) openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000000)='rdma.current\x00', 0x0, 0x0) 15:02:23 executing program 5: r0 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(r0) socket$kcm(0xa, 0x5, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) perf_event_open(&(0x7f000025c000)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(0xffffffffffffffff) socket$kcm(0x29, 0x0, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(0xffffffffffffffff, 0x2400, 0x0) bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x0, 0x10bd}, 0x2c) bpf$PROG_LOAD(0x5, &(0x7f00000ba000)={0xd, 0x5, &(0x7f0000346fc8)=@framed={{}, [@alu={0x8000000201a7f19, 0x0, 0x201a7fa6, 0x48, 0x1}], {0x95, 0x8000000000000000}}, &(0x7f0000000000)='GPL\x00', 0x0, 0xfb, &(0x7f00001a7f05)=""/251}, 0x14) 15:02:23 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) sendmsg(r0, &(0x7f0000000580)={0x0, 0x0, &(0x7f00000001c0)=[{&(0x7f0000000380)="b5", 0x1}], 0x1, &(0x7f0000001740), 0x0, 0x4}, 0x20000040) 15:02:23 executing program 0: bpf$MAP_CREATE(0x0, &(0x7f0000000200)={0xf}, 0x2c) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f0000000300)={0xffffffffffffffff, &(0x7f0000000140), &(0x7f0000000200)}, 0x20) socketpair(0x1, 0x1, 0x0, &(0x7f0000000100)={0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_SET_FILTER(r0, 0xc0045878, &(0x7f0000000300)='0\x00') 15:02:23 executing program 3: r0 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(r0) socket$kcm(0xa, 0x5, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) socket$kcm(0x29, 0x0, 0x0) bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x0, 0x10bd}, 0x2c) bpf$PROG_LOAD(0x5, &(0x7f00000ba000)={0xd, 0x5, &(0x7f0000346fc8)=@framed={{0x18, 0x0, 0x0, 0x71000000}, [@alu={0x8000000201a7f19, 0x0, 0x201a7fa6, 0x48, 0x1, 0x88}]}, &(0x7f0000000000)='GPL\x00', 0x0, 0xfb, &(0x7f00001a7f05)=""/251}, 0x14) [ 1431.816104] FAULT_INJECTION: forcing a failure. [ 1431.816104] name failslab, interval 1, probability 0, space 0, times 0 [ 1431.829516] CPU: 0 PID: 14089 Comm: syz-executor4 Not tainted 4.19.0-rc2+ #50 [ 1431.836812] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1431.846174] Call Trace: [ 1431.848774] dump_stack+0x1c4/0x2b4 [ 1431.852394] ? dump_stack_print_info.cold.2+0x52/0x52 [ 1431.857579] should_fail.cold.4+0xa/0x17 [ 1431.861647] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 1431.866751] ? lock_release+0x970/0x970 [ 1431.870736] ? arch_local_save_flags+0x40/0x40 [ 1431.875327] ? graph_lock+0x170/0x170 [ 1431.879139] ? graph_lock+0x170/0x170 [ 1431.882966] ? find_held_lock+0x36/0x1c0 [ 1431.887037] ? __lock_is_held+0xb5/0x140 [ 1431.891125] ? ___might_sleep+0x1ed/0x300 [ 1431.895287] ? arch_local_save_flags+0x40/0x40 [ 1431.899875] ? kernfs_activate+0x21a/0x2c0 [ 1431.904134] __should_failslab+0x124/0x180 [ 1431.908385] should_failslab+0x9/0x14 [ 1431.912195] kmem_cache_alloc+0x2be/0x730 [ 1431.916351] ? lock_downgrade+0x900/0x900 [ 1431.920508] ? do_raw_spin_lock+0xc1/0x200 [ 1431.924758] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 1431.929792] __kernfs_new_node+0x127/0x8d0 [ 1431.934040] ? kernfs_dop_revalidate+0x3c0/0x3c0 [ 1431.938805] ? graph_lock+0x170/0x170 [ 1431.942644] ? __lock_is_held+0xb5/0x140 [ 1431.946722] ? wait_for_completion+0x8a0/0x8a0 [ 1431.951338] ? mutex_unlock+0xd/0x10 [ 1431.955065] ? kernfs_activate+0x21a/0x2c0 [ 1431.959318] ? kernfs_walk_and_get_ns+0x340/0x340 [ 1431.964181] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 1431.969732] ? kernfs_link_sibling+0x1d2/0x3b0 [ 1431.974348] kernfs_new_node+0x95/0x120 [ 1431.978360] __kernfs_create_file+0x5a/0x340 [ 1431.982792] sysfs_add_file_mode_ns+0x222/0x530 [ 1431.987494] internal_create_group+0x3df/0xd80 [ 1431.992192] ? remove_files.isra.1+0x190/0x190 [ 1431.996807] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 1432.002360] ? kernfs_create_link+0x1d4/0x250 [ 1432.006879] sysfs_create_groups+0x9b/0x141 [ 1432.011230] device_add+0x73d/0x17f0 [ 1432.014966] ? get_device_parent.isra.27+0x5a0/0x5a0 [ 1432.020077] ? dev_set_name+0xad/0xe0 [ 1432.023887] ? device_initialize+0x5f0/0x5f0 [ 1432.028308] ? rtnl_is_locked+0xb5/0xf0 [ 1432.032291] ? rtnl_trylock+0x20/0x20 [ 1432.036115] netdev_register_kobject+0x187/0x3f0 [ 1432.040891] register_netdevice+0x99a/0x10f0 [ 1432.045314] ? netdev_change_features+0x110/0x110 [ 1432.050190] register_netdev+0x30/0x50 [ 1432.054091] br_add_bridge+0x9b/0xf0 [ 1432.057816] br_ioctl_deviceless_stub+0x991/0xac0 [ 1432.062676] ? find_held_lock+0x36/0x1c0 [ 1432.066750] ? old_dev_ioctl.isra.2+0x20e0/0x20e0 [ 1432.071614] ? __fget+0x4aa/0x740 [ 1432.075085] ? lock_downgrade+0x900/0x900 [ 1432.079246] ? check_preemption_disabled+0x48/0x200 [ 1432.084292] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 1432.090100] ? kasan_check_read+0x11/0x20 [ 1432.094263] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 1432.099577] ? old_dev_ioctl.isra.2+0x20e0/0x20e0 [ 1432.104435] sock_ioctl+0x2d5/0x680 [ 1432.108073] ? dlci_ioctl_set+0x40/0x40 [ 1432.112060] ? ksys_dup3+0x680/0x680 [ 1432.115784] ? find_held_lock+0x36/0x1c0 [ 1432.119868] ? __mutex_unlock_slowpath+0x197/0x8c0 [ 1432.124809] ? dlci_ioctl_set+0x40/0x40 [ 1432.128793] do_vfs_ioctl+0x1de/0x1720 [ 1432.132687] ? __lock_is_held+0xb5/0x140 [ 1432.136762] ? ioctl_preallocate+0x300/0x300 [ 1432.141179] ? __fget_light+0x2e9/0x430 [ 1432.145164] ? fget_raw+0x20/0x20 [ 1432.148640] ? __sb_end_write+0xd9/0x110 [ 1432.152718] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 1432.158261] ? fput+0x130/0x1a0 [ 1432.161544] ? do_syscall_64+0x9a/0x820 [ 1432.165527] ? do_syscall_64+0x9a/0x820 [ 1432.169507] ? lockdep_hardirqs_on+0x421/0x5c0 [ 1432.174102] ? security_file_ioctl+0x94/0xc0 [ 1432.178530] ksys_ioctl+0xa9/0xd0 [ 1432.181998] __x64_sys_ioctl+0x73/0xb0 [ 1432.185897] do_syscall_64+0x1b9/0x820 [ 1432.189794] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 1432.195168] ? syscall_return_slowpath+0x5e0/0x5e0 [ 1432.200535] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 1432.205391] ? trace_hardirqs_off+0x300/0x300 [ 1432.209895] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 1432.214921] ? prepare_exit_to_usermode+0x291/0x3b0 [ 1432.219954] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 1432.224819] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 1432.230014] RIP: 0033:0x457099 [ 1432.233216] Code: fd b4 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b4 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 1432.252144] RSP: 002b:00007f692aa02c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 1432.259870] RAX: ffffffffffffffda RBX: 00007f692aa036d4 RCX: 0000000000457099 [ 1432.267143] RDX: 0000000020000000 RSI: 00000000000089a0 RDI: 0000000000000003 [ 1432.274415] RBP: 00000000009300a0 R08: 0000000000000000 R09: 0000000000000000 [ 1432.281687] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000005 [ 1432.288961] R13: 00000000004cfe50 R14: 00000000004bec60 R15: 0000000000000042 15:02:24 executing program 4 (fault-call:1 fault-nth:67): socketpair(0x1, 0x80002, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_SET_FILTER(r0, 0x89a0, &(0x7f0000000000)='%d') 15:02:24 executing program 6: perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e6}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) bpf$MAP_DELETE_ELEM(0x3, &(0x7f0000000300)={0xffffffffffffffff, &(0x7f0000000240)}, 0x10) openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000180)="2f67726f75702e73746174003c23fb572a1f0294e6f378b41ad54b4d9d9a1f63f8785ad188a7e1c88875e05b18a4cb3a9cd12dcea440d899c22c652b3a471b4a7fa2f3fdf6e034d804e5f0df4b1dee483b157624c59c0100e89e6a357c000000", 0x2761, 0x0) 15:02:24 executing program 2: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000340)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) r1 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(r1) socket$kcm(0x2, 0x8, 0x2) ioctl$PERF_EVENT_IOC_SET_FILTER(r1, 0x40082406, &(0x7f0000000000)="6e7230010060a19ef9d2c673d9a1571cb9e1369bcd61ef7e49793ae18712eceb1daa769497800b7fbbd35b170c10751d39aeb660d863e49b8c4f3b3cad48902b5b2d6cfd0abd372c63bcf5d70df3fd4d2e8d443c88c60fd7140fbc0e5637dd82fc3435bed4de5d693c9a781c863e05d8a6f8689a5be29216061f3ff53f8b6b396678e7ba155ef9152d7e43b1eccb2331eb8eb1ed5586dcf8b3b0b999361a44ff2c22c2abbef42dd24eabe6723346a6e46c0499a21442d8d00dcb57f013ff7595edd0ff076930de3675d34117a44eb0e4f832936da44e") ioctl$PERF_EVENT_IOC_SET_FILTER(r1, 0x8980, &(0x7f0000000380)="6e7230010060a19ef9d2c673d9a1571cb9e1369bcd61ef7e49793ae18712eceb1daa769497800b7fbbd35b170c10751d39aeb660d863e49b8c4f3b3cad48902b5b2d6cfd0abd372c63bcf5d70df3fd4d2e8d443c88c60fd7140fbc0e5637dd82fc3435bed4de5d693c9a781c863e05d8a6f8689a5be29216061f3ff53f8b6b396678e7ba155ef9152d7e43b1eccb2331eb8eb1ed5586dcf8b3b0b999361a44ff2c22c2abbef42dd24eabe6723346a6e46c0499a21442d8d00dcb57f013ff7595edd0ff076930de3675d34117a44eb0e4f832936da44e") 15:02:24 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) sendmsg(r0, &(0x7f0000000580)={0x0, 0x0, &(0x7f00000001c0)=[{&(0x7f0000000380)="b5", 0x1}], 0x1, &(0x7f0000001740), 0x0, 0x4}, 0x20000040) 15:02:24 executing program 0: bpf$MAP_CREATE(0x0, &(0x7f0000000200)={0xf}, 0x2c) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f0000000300)={0xffffffffffffffff, &(0x7f0000000140), &(0x7f0000000200)}, 0x20) socketpair(0x1, 0x1, 0x0, &(0x7f0000000100)={0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_SET_FILTER(r0, 0x891e, &(0x7f0000000300)='0\x00') [ 1432.533728] FAULT_INJECTION: forcing a failure. [ 1432.533728] name failslab, interval 1, probability 0, space 0, times 0 [ 1432.546373] CPU: 0 PID: 14117 Comm: syz-executor4 Not tainted 4.19.0-rc2+ #50 [ 1432.553659] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1432.563004] Call Trace: [ 1432.565599] dump_stack+0x1c4/0x2b4 [ 1432.569243] ? dump_stack_print_info.cold.2+0x52/0x52 [ 1432.574450] should_fail.cold.4+0xa/0x17 [ 1432.578517] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 1432.583648] ? lock_release+0x970/0x970 [ 1432.587637] ? arch_local_save_flags+0x40/0x40 [ 1432.592208] ? graph_lock+0x170/0x170 [ 1432.595999] ? graph_lock+0x170/0x170 [ 1432.599795] ? find_held_lock+0x36/0x1c0 [ 1432.603843] ? __lock_is_held+0xb5/0x140 [ 1432.607914] ? ___might_sleep+0x1ed/0x300 [ 1432.612074] ? arch_local_save_flags+0x40/0x40 [ 1432.616683] ? kernfs_activate+0x21a/0x2c0 [ 1432.620926] __should_failslab+0x124/0x180 [ 1432.625150] should_failslab+0x9/0x14 [ 1432.628941] kmem_cache_alloc+0x2be/0x730 [ 1432.633078] ? lock_downgrade+0x900/0x900 [ 1432.637224] ? do_raw_spin_lock+0xc1/0x200 [ 1432.641468] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 1432.646488] __kernfs_new_node+0x127/0x8d0 [ 1432.650734] ? kernfs_dop_revalidate+0x3c0/0x3c0 [ 1432.655489] ? graph_lock+0x170/0x170 [ 1432.659280] ? __lock_is_held+0xb5/0x140 [ 1432.663338] ? wait_for_completion+0x8a0/0x8a0 [ 1432.667930] ? mutex_unlock+0xd/0x10 [ 1432.671655] ? kernfs_activate+0x21a/0x2c0 [ 1432.675878] ? kernfs_walk_and_get_ns+0x340/0x340 [ 1432.680709] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 1432.686232] ? kernfs_link_sibling+0x1d2/0x3b0 [ 1432.690804] kernfs_new_node+0x95/0x120 [ 1432.694771] __kernfs_create_file+0x5a/0x340 [ 1432.699178] sysfs_add_file_mode_ns+0x222/0x530 [ 1432.703857] internal_create_group+0x3df/0xd80 [ 1432.708435] ? remove_files.isra.1+0x190/0x190 [ 1432.713013] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 1432.718549] ? kernfs_create_link+0x1d4/0x250 [ 1432.723056] sysfs_create_groups+0x9b/0x141 [ 1432.727369] device_add+0x73d/0x17f0 [ 1432.731074] ? get_device_parent.isra.27+0x5a0/0x5a0 [ 1432.736171] ? dev_set_name+0xad/0xe0 [ 1432.739970] ? device_initialize+0x5f0/0x5f0 [ 1432.744371] ? rtnl_is_locked+0xb5/0xf0 [ 1432.748346] ? rtnl_trylock+0x20/0x20 [ 1432.752172] netdev_register_kobject+0x187/0x3f0 [ 1432.756921] register_netdevice+0x99a/0x10f0 [ 1432.761318] ? netdev_change_features+0x110/0x110 [ 1432.766178] register_netdev+0x30/0x50 [ 1432.770082] br_add_bridge+0x9b/0xf0 [ 1432.773790] br_ioctl_deviceless_stub+0x991/0xac0 [ 1432.778634] ? find_held_lock+0x36/0x1c0 [ 1432.782683] ? old_dev_ioctl.isra.2+0x20e0/0x20e0 [ 1432.787514] ? __fget+0x4aa/0x740 [ 1432.790953] ? lock_downgrade+0x900/0x900 [ 1432.795088] ? check_preemption_disabled+0x48/0x200 [ 1432.800099] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 1432.805883] ? kasan_check_read+0x11/0x20 [ 1432.810016] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 1432.815291] ? old_dev_ioctl.isra.2+0x20e0/0x20e0 [ 1432.820122] sock_ioctl+0x2d5/0x680 [ 1432.823738] ? dlci_ioctl_set+0x40/0x40 [ 1432.827710] ? ksys_dup3+0x680/0x680 [ 1432.831414] ? find_held_lock+0x36/0x1c0 [ 1432.835468] ? __mutex_unlock_slowpath+0x197/0x8c0 [ 1432.840393] ? dlci_ioctl_set+0x40/0x40 [ 1432.844358] do_vfs_ioctl+0x1de/0x1720 [ 1432.848246] ? __lock_is_held+0xb5/0x140 [ 1432.852312] ? ioctl_preallocate+0x300/0x300 [ 1432.856705] ? __fget_light+0x2e9/0x430 [ 1432.860666] ? fget_raw+0x20/0x20 [ 1432.864120] ? __sb_end_write+0xd9/0x110 [ 1432.868188] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 1432.873707] ? fput+0x130/0x1a0 [ 1432.876994] ? do_syscall_64+0x9a/0x820 [ 1432.880958] ? do_syscall_64+0x9a/0x820 [ 1432.884920] ? lockdep_hardirqs_on+0x421/0x5c0 [ 1432.889490] ? security_file_ioctl+0x94/0xc0 [ 1432.893903] ksys_ioctl+0xa9/0xd0 [ 1432.897354] __x64_sys_ioctl+0x73/0xb0 [ 1432.901232] do_syscall_64+0x1b9/0x820 [ 1432.905106] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 1432.910472] ? syscall_return_slowpath+0x5e0/0x5e0 [ 1432.915396] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 1432.920249] ? trace_hardirqs_off+0x300/0x300 [ 1432.924752] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 1432.929758] ? prepare_exit_to_usermode+0x291/0x3b0 [ 1432.934766] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 1432.939602] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 1432.944799] RIP: 0033:0x457099 [ 1432.948002] Code: fd b4 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b4 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 1432.966911] RSP: 002b:00007f692aa02c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 1432.974641] RAX: ffffffffffffffda RBX: 00007f692aa036d4 RCX: 0000000000457099 15:02:24 executing program 7: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000340)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) bpf$MAP_CREATE(0x0, &(0x7f0000000080)={0x0, 0x800000000004, 0x4, 0x9, 0x0, 0xffffffffffffffff, 0x0, [0x5f]}, 0x2c) perf_event_open(&(0x7f0000000180)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x1a7b, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(r1) socket$kcm(0x2, 0x3, 0x2) ioctl$PERF_EVENT_IOC_SET_FILTER(r1, 0x8914, &(0x7f0000000380)="6e7230010060a19ef9d2c673d9a1571cb9e1369bcd61ef7e49793ae18712eceb1daa769497800b7fbbd35b170c10751d39aeb660d863e49b8c4f3b3cad48902b5b2d6cfd0abd372c63bcf5d70ff3fd4d2e8d443c88c60fd7140fbc0e5637dd82fc3435bed4de5d693c9a781c863e05d8a6f8689a5be29216061f3ff53f8b6b396678e7ba155ef9152d7e43b1eccb2331eb8eb1ed5586dcf8b3b0b999361a44ff2c22c2abbef42dd24eabe6723346a6e46c0499a21442d8d00dcb57f013ff7595edd0ff076930de3675d34117a44eb0e4f832936da44e") r2 = openat$tun(0xffffffffffffff9c, &(0x7f0000000140)='/dev/net/tun\x00', 0x0, 0x0) ioctl$TUNSETIFF(r2, 0x400454ca, &(0x7f0000000040)={"6e72300100", 0x801}) ioctl$TUNSETLINK(r2, 0x400454cd, 0x308) perf_event_open(&(0x7f000025c000)={0x0, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000001, 0x0, 0x2161f870, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) sendmsg(0xffffffffffffffff, &(0x7f0000000440)={&(0x7f0000000200)=@ax25={0x3, {"b8738e610d62ed"}}, 0x80, &(0x7f0000000040), 0x0, 0x0, 0x0, 0x4}, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(0xffffffffffffffff, 0x2400, 0x0) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f00000002c0)={0xffffffffffffffff, &(0x7f0000000300), &(0x7f0000000280)}, 0x20) openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000000)='rdma.current\x00', 0x0, 0x0) [ 1432.981929] RDX: 0000000020000000 RSI: 00000000000089a0 RDI: 0000000000000003 [ 1432.989198] RBP: 00000000009300a0 R08: 0000000000000000 R09: 0000000000000000 [ 1432.996454] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000005 [ 1433.003718] R13: 00000000004cfe50 R14: 00000000004bec60 R15: 0000000000000043 15:02:25 executing program 5: r0 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(r0) socket$kcm(0xa, 0x5, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) perf_event_open(&(0x7f000025c000)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(0xffffffffffffffff) socket$kcm(0x29, 0x0, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(0xffffffffffffffff, 0x2400, 0x0) bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x0, 0x10bd}, 0x2c) bpf$PROG_LOAD(0x5, &(0x7f00000ba000)={0xd, 0x5, &(0x7f0000346fc8)=@framed={{}, [@alu={0x8000000201a7f19, 0x0, 0x201a7fa6, 0x48, 0x1}], {0x95, 0xe000000}}, &(0x7f0000000000)='GPL\x00', 0x0, 0xfb, &(0x7f00001a7f05)=""/251}, 0x14) 15:02:25 executing program 4 (fault-call:1 fault-nth:68): socketpair(0x1, 0x80002, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_SET_FILTER(r0, 0x89a0, &(0x7f0000000000)='%d') 15:02:25 executing program 3: r0 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(r0) socket$kcm(0xa, 0x5, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) socket$kcm(0x29, 0x0, 0x0) bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x0, 0x10bd}, 0x2c) bpf$PROG_LOAD(0x5, &(0x7f00000ba000)={0xd, 0x5, &(0x7f0000346fc8)=@framed={{0x18, 0x0, 0x0, 0xff000000}, [@alu={0x8000000201a7f19, 0x0, 0x201a7fa6, 0x48, 0x1, 0x88}]}, &(0x7f0000000000)='GPL\x00', 0x0, 0xfb, &(0x7f00001a7f05)=""/251}, 0x14) 15:02:25 executing program 6: perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e6}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) bpf$MAP_DELETE_ELEM(0x3, &(0x7f0000000300)={0xffffffffffffffff, &(0x7f0000000240)}, 0x10) openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000180)="2f67726f75702e73746174003c23fb572a1f0294e6f378b41ad54b4d9d9a1f63f8785ad188a7e1c88875e05b18a4cb3a9cd12dcea440d899c22c652b3a471b4a7fa2f3fdf6e034d804e5f0df4b1dee483b157624c59c0100e89e6a357c000000", 0x2761, 0x0) 15:02:25 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) sendmsg(r0, &(0x7f0000000580)={0x0, 0x0, &(0x7f00000001c0)=[{&(0x7f0000000380)="b5", 0x1}], 0x1, &(0x7f0000001740), 0x0, 0x4}, 0x20000040) 15:02:25 executing program 0: bpf$MAP_CREATE(0x0, &(0x7f0000000200)={0xf}, 0x2c) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f0000000300)={0xffffffffffffffff, &(0x7f0000000140), &(0x7f0000000200)}, 0x20) socketpair(0x1, 0x1, 0x0, &(0x7f0000000100)={0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_SET_FILTER(r0, 0x8929, &(0x7f0000000300)='0\x00') 15:02:25 executing program 7: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000340)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) bpf$MAP_CREATE(0x0, &(0x7f0000000080)={0x0, 0x800000000004, 0x4, 0x9, 0x0, 0xffffffffffffffff, 0x0, [0x5f]}, 0x2c) perf_event_open(&(0x7f0000000180)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x1a7b, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(r1) socket$kcm(0x2, 0x3, 0x2) ioctl$PERF_EVENT_IOC_SET_FILTER(r1, 0x8914, &(0x7f0000000380)="6e7230010060a19ef9d2c673d9a1571cb9e1369bcd61ef7e49793ae18712eceb1daa769497800b7fbbd35b170c10751d39aeb660d863e49b8c4f3b3cad48902b5b2d6cfd0abd372c63bcf5d704f3fd4d2e8d443c88c60fd7140fbc0e5637dd82fc3435bed4de5d693c9a781c863e05d8a6f8689a5be29216061f3ff53f8b6b396678e7ba155ef9152d7e43b1eccb2331eb8eb1ed5586dcf8b3b0b999361a44ff2c22c2abbef42dd24eabe6723346a6e46c0499a21442d8d00dcb57f013ff7595edd0ff076930de3675d34117a44eb0e4f832936da44e") r2 = openat$tun(0xffffffffffffff9c, &(0x7f0000000140)='/dev/net/tun\x00', 0x0, 0x0) ioctl$TUNSETIFF(r2, 0x400454ca, &(0x7f0000000040)={"6e72300100", 0x801}) ioctl$TUNSETLINK(r2, 0x400454cd, 0x308) perf_event_open(&(0x7f000025c000)={0x0, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000001, 0x0, 0x2161f870, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) sendmsg(0xffffffffffffffff, &(0x7f0000000440)={&(0x7f0000000200)=@ax25={0x3, {"b8738e610d62ed"}}, 0x80, &(0x7f0000000040), 0x0, 0x0, 0x0, 0x4}, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(0xffffffffffffffff, 0x2400, 0x0) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f00000002c0)={0xffffffffffffffff, &(0x7f0000000300), &(0x7f0000000280)}, 0x20) openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000000)='rdma.current\x00', 0x0, 0x0) [ 1433.435506] FAULT_INJECTION: forcing a failure. [ 1433.435506] name failslab, interval 1, probability 0, space 0, times 0 [ 1433.447325] CPU: 1 PID: 14155 Comm: syz-executor4 Not tainted 4.19.0-rc2+ #50 [ 1433.455100] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1433.464456] Call Trace: [ 1433.467048] dump_stack+0x1c4/0x2b4 [ 1433.470684] ? dump_stack_print_info.cold.2+0x52/0x52 [ 1433.475889] should_fail.cold.4+0xa/0x17 [ 1433.479959] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 1433.485069] ? lock_release+0x970/0x970 [ 1433.489041] ? arch_local_save_flags+0x40/0x40 [ 1433.493635] ? graph_lock+0x170/0x170 [ 1433.497440] ? graph_lock+0x170/0x170 [ 1433.501255] ? find_held_lock+0x36/0x1c0 [ 1433.505322] ? __lock_is_held+0xb5/0x140 [ 1433.509400] ? ___might_sleep+0x1ed/0x300 [ 1433.513552] ? arch_local_save_flags+0x40/0x40 [ 1433.518139] ? kernfs_activate+0x21a/0x2c0 [ 1433.522391] __should_failslab+0x124/0x180 [ 1433.526638] should_failslab+0x9/0x14 [ 1433.530441] kmem_cache_alloc+0x2be/0x730 [ 1433.534590] ? lock_downgrade+0x900/0x900 [ 1433.538746] ? do_raw_spin_lock+0xc1/0x200 [ 1433.542986] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 1433.548005] __kernfs_new_node+0x127/0x8d0 [ 1433.552245] ? kernfs_dop_revalidate+0x3c0/0x3c0 [ 1433.557000] ? graph_lock+0x170/0x170 [ 1433.560814] ? __lock_is_held+0xb5/0x140 [ 1433.564877] ? wait_for_completion+0x8a0/0x8a0 [ 1433.569476] ? mutex_unlock+0xd/0x10 [ 1433.573193] ? kernfs_activate+0x21a/0x2c0 [ 1433.577429] ? kernfs_walk_and_get_ns+0x340/0x340 [ 1433.582275] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 1433.587809] ? kernfs_link_sibling+0x1d2/0x3b0 [ 1433.592405] kernfs_new_node+0x95/0x120 [ 1433.596390] __kernfs_create_file+0x5a/0x340 [ 1433.600805] sysfs_add_file_mode_ns+0x222/0x530 [ 1433.605488] internal_create_group+0x3df/0xd80 [ 1433.610086] ? remove_files.isra.1+0x190/0x190 [ 1433.614675] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 1433.620216] ? kernfs_create_link+0x1d4/0x250 [ 1433.624721] sysfs_create_groups+0x9b/0x141 [ 1433.629048] device_add+0x73d/0x17f0 [ 1433.632772] ? get_device_parent.isra.27+0x5a0/0x5a0 [ 1433.637879] ? dev_set_name+0xad/0xe0 [ 1433.641681] ? device_initialize+0x5f0/0x5f0 [ 1433.646093] ? rtnl_is_locked+0xb5/0xf0 [ 1433.650067] ? rtnl_trylock+0x20/0x20 [ 1433.653878] netdev_register_kobject+0x187/0x3f0 [ 1433.658647] register_netdevice+0x99a/0x10f0 [ 1433.663062] ? netdev_change_features+0x110/0x110 [ 1433.667927] register_netdev+0x30/0x50 [ 1433.671817] br_add_bridge+0x9b/0xf0 [ 1433.675532] br_ioctl_deviceless_stub+0x991/0xac0 [ 1433.680381] ? find_held_lock+0x36/0x1c0 [ 1433.684442] ? old_dev_ioctl.isra.2+0x20e0/0x20e0 [ 1433.689291] ? __fget+0x4aa/0x740 [ 1433.692746] ? lock_downgrade+0x900/0x900 [ 1433.696896] ? check_preemption_disabled+0x48/0x200 [ 1433.701920] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 1433.707717] ? kasan_check_read+0x11/0x20 [ 1433.711870] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 1433.717171] ? old_dev_ioctl.isra.2+0x20e0/0x20e0 [ 1433.722014] sock_ioctl+0x2d5/0x680 [ 1433.725650] ? dlci_ioctl_set+0x40/0x40 [ 1433.729647] ? ksys_dup3+0x680/0x680 [ 1433.733365] ? find_held_lock+0x36/0x1c0 [ 1433.737436] ? __mutex_unlock_slowpath+0x197/0x8c0 [ 1433.742370] ? dlci_ioctl_set+0x40/0x40 [ 1433.746344] do_vfs_ioctl+0x1de/0x1720 [ 1433.750233] ? __lock_is_held+0xb5/0x140 [ 1433.754309] ? ioctl_preallocate+0x300/0x300 [ 1433.758718] ? __fget_light+0x2e9/0x430 [ 1433.762693] ? fget_raw+0x20/0x20 [ 1433.766152] ? __sb_end_write+0xd9/0x110 [ 1433.770220] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 1433.775758] ? fput+0x130/0x1a0 [ 1433.779043] ? do_syscall_64+0x9a/0x820 [ 1433.783018] ? do_syscall_64+0x9a/0x820 [ 1433.786993] ? lockdep_hardirqs_on+0x421/0x5c0 [ 1433.791581] ? security_file_ioctl+0x94/0xc0 [ 1433.796001] ksys_ioctl+0xa9/0xd0 [ 1433.799461] __x64_sys_ioctl+0x73/0xb0 [ 1433.803353] do_syscall_64+0x1b9/0x820 [ 1433.807242] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 1433.812616] ? syscall_return_slowpath+0x5e0/0x5e0 [ 1433.817549] ? trace_hardirqs_off+0x300/0x300 [ 1433.822046] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 1433.827062] ? recalc_sigpending_tsk+0x180/0x180 [ 1433.831822] ? kasan_check_write+0x14/0x20 [ 1433.836067] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 1433.840918] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 1433.846104] RIP: 0033:0x457099 [ 1433.849302] Code: fd b4 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b4 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 1433.868200] RSP: 002b:00007f692aa02c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 1433.875909] RAX: ffffffffffffffda RBX: 00007f692aa036d4 RCX: 0000000000457099 [ 1433.883173] RDX: 0000000020000000 RSI: 00000000000089a0 RDI: 0000000000000003 [ 1433.890438] RBP: 00000000009300a0 R08: 0000000000000000 R09: 0000000000000000 [ 1433.897703] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000005 [ 1433.904969] R13: 00000000004cfe50 R14: 00000000004bec60 R15: 0000000000000044 15:02:25 executing program 5: r0 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(r0) socket$kcm(0xa, 0x5, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) perf_event_open(&(0x7f000025c000)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(0xffffffffffffffff) socket$kcm(0x29, 0x0, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(0xffffffffffffffff, 0x2400, 0x0) bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x0, 0x10bd}, 0x2c) bpf$PROG_LOAD(0x5, &(0x7f00000ba000)={0xd, 0x5, &(0x7f0000346fc8)=@framed={{}, [@alu={0x8000000201a7f19, 0x0, 0x201a7fa6, 0x48, 0x1}], {0x95, 0x7c00000000000000}}, &(0x7f0000000000)='GPL\x00', 0x0, 0xfb, &(0x7f00001a7f05)=""/251}, 0x14) 15:02:25 executing program 3: r0 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(r0) socket$kcm(0xa, 0x5, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) socket$kcm(0x29, 0x0, 0x0) bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x0, 0x10bd}, 0x2c) bpf$PROG_LOAD(0x5, &(0x7f00000ba000)={0xd, 0x5, &(0x7f0000346fc8)=@framed={{0x18, 0x0, 0x0, 0xffe0}, [@alu={0x8000000201a7f19, 0x0, 0x201a7fa6, 0x48, 0x1, 0x88}]}, &(0x7f0000000000)='GPL\x00', 0x0, 0xfb, &(0x7f00001a7f05)=""/251}, 0x14) 15:02:25 executing program 2: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000340)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) r1 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r2 = gettid() perf_event_open(&(0x7f0000000000)={0x1, 0x70, 0x9, 0x3, 0x9, 0x2, 0x0, 0x7fffffff, 0x3000, 0x1, 0x7, 0xff, 0x1, 0xfff, 0x13b, 0x7e, 0x3, 0xd230, 0x6, 0x38f3, 0x6, 0x7, 0xff, 0x10001, 0x0, 0x400, 0x6, 0x608f57a5, 0xfcc, 0x4, 0x2, 0x5, 0x5, 0x2, 0x8, 0x0, 0xb906, 0x1, 0x0, 0x8, 0x1, @perf_config_ext={0x7, 0x1a68}, 0x1100, 0x6, 0x3, 0x6, 0x8, 0x53b, 0x1}, r2, 0xc, r1, 0x0) close(r1) socket$kcm(0x2, 0x3, 0x2) ioctl$PERF_EVENT_IOC_SET_FILTER(r1, 0x8980, &(0x7f0000000380)="6e7230010060a19ef9d2c673d9a1571cb9e1369bcd61ef7e49793ae18712eceb1daa769497800b7fbbd35b170c10751d39aeb660d863e49b8c4f3b3cad48902b5b2d6cfd0abd372c63bcf5d70df3fd4d2e8d443c88c60fd7140fbc0e5637dd82fc3435bed4de5d693c9a781c863e05d8a6f8689a5be29216061f3ff53f8b6b396678e7ba155ef9152d7e43b1eccb2331eb8eb1ed5586dcf8b3b0b999361a44ff2c22c2abbef42dd24eabe6723346a6e46c0499a21442d8d00dcb57f013ff7595edd0ff076930de3675d34117a44eb0e4f832936da44e") 15:02:25 executing program 4 (fault-call:1 fault-nth:69): socketpair(0x1, 0x80002, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_SET_FILTER(r0, 0x89a0, &(0x7f0000000000)='%d') 15:02:26 executing program 6: perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e6}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) bpf$MAP_DELETE_ELEM(0x3, &(0x7f0000000300)={0xffffffffffffffff, &(0x7f0000000240)}, 0x10) openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000180)="2f67726f75702e73746174003c23fb572a1f0294e6f378b41ad54b4d9d9a1f63f8785ad188a7e1c88875e05b18a4cb3a9cd12dcea440d899c22c652b3a471b4a7fa2f3fdf6e034d804e5f0df4b1dee483b157624c59c0100e89e6a357c001000", 0x2761, 0x0) 15:02:26 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) sendmsg(r0, &(0x7f0000000580)={0x0, 0x0, &(0x7f00000001c0)=[{&(0x7f0000000380)="b5", 0x1}], 0x1, &(0x7f0000001740), 0x0, 0x4}, 0x20000040) 15:02:26 executing program 0: bpf$MAP_CREATE(0x0, &(0x7f0000000200)={0xf}, 0x2c) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f0000000300)={0xffffffffffffffff, &(0x7f0000000140), &(0x7f0000000200)}, 0x20) socketpair(0x1, 0x1, 0x0, &(0x7f0000000100)={0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_SET_FILTER(r0, 0x8933, &(0x7f0000000300)='0\x00') [ 1434.303306] FAULT_INJECTION: forcing a failure. [ 1434.303306] name failslab, interval 1, probability 0, space 0, times 0 15:02:26 executing program 7: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000340)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) bpf$MAP_CREATE(0x0, &(0x7f0000000080)={0x0, 0x800000000004, 0x4, 0x9, 0x0, 0xffffffffffffffff, 0x0, [0x5f]}, 0x2c) perf_event_open(&(0x7f0000000180)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x1a7b, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(r1) socket$kcm(0x2, 0x3, 0x2) ioctl$PERF_EVENT_IOC_SET_FILTER(r1, 0x8914, &(0x7f0000000380)="6e7230010060a19ef9d2c673d9a1571cb9e1369bcd61ef7e49793ae18712eceb1daa769497800b7fbbd35b170c10751d39aeb660d863e49b8c4f3b3cad48902b5b2d6cfd0abd372c63bcf5d715f3fd4d2e8d443c88c60fd7140fbc0e5637dd82fc3435bed4de5d693c9a781c863e05d8a6f8689a5be29216061f3ff53f8b6b396678e7ba155ef9152d7e43b1eccb2331eb8eb1ed5586dcf8b3b0b999361a44ff2c22c2abbef42dd24eabe6723346a6e46c0499a21442d8d00dcb57f013ff7595edd0ff076930de3675d34117a44eb0e4f832936da44e") r2 = openat$tun(0xffffffffffffff9c, &(0x7f0000000140)='/dev/net/tun\x00', 0x0, 0x0) ioctl$TUNSETIFF(r2, 0x400454ca, &(0x7f0000000040)={"6e72300100", 0x801}) ioctl$TUNSETLINK(r2, 0x400454cd, 0x308) perf_event_open(&(0x7f000025c000)={0x0, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000001, 0x0, 0x2161f870, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) sendmsg(0xffffffffffffffff, &(0x7f0000000440)={&(0x7f0000000200)=@ax25={0x3, {"b8738e610d62ed"}}, 0x80, &(0x7f0000000040), 0x0, 0x0, 0x0, 0x4}, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(0xffffffffffffffff, 0x2400, 0x0) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f00000002c0)={0xffffffffffffffff, &(0x7f0000000300), &(0x7f0000000280)}, 0x20) openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000000)='rdma.current\x00', 0x0, 0x0) [ 1434.360204] CPU: 1 PID: 14190 Comm: syz-executor4 Not tainted 4.19.0-rc2+ #50 [ 1434.367517] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1434.376882] Call Trace: [ 1434.379490] dump_stack+0x1c4/0x2b4 [ 1434.383142] ? dump_stack_print_info.cold.2+0x52/0x52 [ 1434.388335] should_fail.cold.4+0xa/0x17 [ 1434.392390] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 1434.397485] ? lock_release+0x970/0x970 [ 1434.401463] ? arch_local_save_flags+0x40/0x40 [ 1434.406058] ? graph_lock+0x170/0x170 [ 1434.409851] ? graph_lock+0x170/0x170 [ 1434.413650] ? find_held_lock+0x36/0x1c0 [ 1434.417702] ? __lock_is_held+0xb5/0x140 [ 1434.421761] ? ___might_sleep+0x1ed/0x300 [ 1434.425900] ? arch_local_save_flags+0x40/0x40 [ 1434.430473] ? kernfs_activate+0x21a/0x2c0 [ 1434.434711] __should_failslab+0x124/0x180 [ 1434.438956] should_failslab+0x9/0x14 [ 1434.442753] kmem_cache_alloc+0x2be/0x730 [ 1434.446900] ? lock_downgrade+0x900/0x900 [ 1434.451052] ? do_raw_spin_lock+0xc1/0x200 [ 1434.455276] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 1434.460283] __kernfs_new_node+0x127/0x8d0 [ 1434.464509] ? kernfs_dop_revalidate+0x3c0/0x3c0 [ 1434.469264] ? graph_lock+0x170/0x170 [ 1434.473079] ? __lock_is_held+0xb5/0x140 [ 1434.477159] ? wait_for_completion+0x8a0/0x8a0 [ 1434.481746] ? mutex_unlock+0xd/0x10 [ 1434.485450] ? kernfs_activate+0x21a/0x2c0 [ 1434.489675] ? kernfs_walk_and_get_ns+0x340/0x340 [ 1434.494506] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 1434.500030] ? kernfs_link_sibling+0x1d2/0x3b0 [ 1434.504604] kernfs_new_node+0x95/0x120 [ 1434.508594] __kernfs_create_file+0x5a/0x340 [ 1434.513015] sysfs_add_file_mode_ns+0x222/0x530 [ 1434.517709] internal_create_group+0x3df/0xd80 [ 1434.522293] ? remove_files.isra.1+0x190/0x190 [ 1434.526871] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 1434.532408] ? kernfs_create_link+0x1d4/0x250 [ 1434.536924] sysfs_create_groups+0x9b/0x141 [ 1434.541252] device_add+0x73d/0x17f0 [ 1434.544981] ? get_device_parent.isra.27+0x5a0/0x5a0 [ 1434.550081] ? dev_set_name+0xad/0xe0 [ 1434.553900] ? device_initialize+0x5f0/0x5f0 [ 1434.558317] ? rtnl_is_locked+0xb5/0xf0 [ 1434.562294] ? rtnl_trylock+0x20/0x20 [ 1434.566096] netdev_register_kobject+0x187/0x3f0 [ 1434.570861] register_netdevice+0x99a/0x10f0 [ 1434.575267] ? netdev_change_features+0x110/0x110 [ 1434.580149] register_netdev+0x30/0x50 [ 1434.584037] br_add_bridge+0x9b/0xf0 [ 1434.587757] br_ioctl_deviceless_stub+0x991/0xac0 [ 1434.592627] ? find_held_lock+0x36/0x1c0 [ 1434.596681] ? old_dev_ioctl.isra.2+0x20e0/0x20e0 [ 1434.601529] ? __fget+0x4aa/0x740 [ 1434.604984] ? lock_downgrade+0x900/0x900 [ 1434.609119] ? check_preemption_disabled+0x48/0x200 [ 1434.614144] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 1434.619948] ? kasan_check_read+0x11/0x20 [ 1434.624085] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 1434.629363] ? old_dev_ioctl.isra.2+0x20e0/0x20e0 [ 1434.634204] sock_ioctl+0x2d5/0x680 [ 1434.637865] ? dlci_ioctl_set+0x40/0x40 [ 1434.641837] ? ksys_dup3+0x680/0x680 [ 1434.645539] ? find_held_lock+0x36/0x1c0 [ 1434.649624] ? __mutex_unlock_slowpath+0x197/0x8c0 [ 1434.654553] ? dlci_ioctl_set+0x40/0x40 [ 1434.658520] do_vfs_ioctl+0x1de/0x1720 [ 1434.662412] ? __lock_is_held+0xb5/0x140 [ 1434.666480] ? ioctl_preallocate+0x300/0x300 [ 1434.670896] ? __fget_light+0x2e9/0x430 [ 1434.674861] ? fget_raw+0x20/0x20 [ 1434.678303] ? __sb_end_write+0xd9/0x110 [ 1434.682368] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 1434.687915] ? fput+0x130/0x1a0 [ 1434.691208] ? do_syscall_64+0x9a/0x820 [ 1434.695185] ? do_syscall_64+0x9a/0x820 [ 1434.699153] ? lockdep_hardirqs_on+0x421/0x5c0 [ 1434.703740] ? security_file_ioctl+0x94/0xc0 [ 1434.708161] ksys_ioctl+0xa9/0xd0 [ 1434.711628] __x64_sys_ioctl+0x73/0xb0 [ 1434.715506] do_syscall_64+0x1b9/0x820 [ 1434.719395] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 1434.724763] ? syscall_return_slowpath+0x5e0/0x5e0 [ 1434.729693] ? trace_hardirqs_off+0x300/0x300 [ 1434.734198] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 1434.739214] ? recalc_sigpending_tsk+0x180/0x180 [ 1434.743961] ? kasan_check_write+0x14/0x20 [ 1434.748205] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 1434.753046] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 1434.758238] RIP: 0033:0x457099 [ 1434.761449] Code: fd b4 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b4 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 1434.780351] RSP: 002b:00007f692aa02c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 1434.788045] RAX: ffffffffffffffda RBX: 00007f692aa036d4 RCX: 0000000000457099 [ 1434.795301] RDX: 0000000020000000 RSI: 00000000000089a0 RDI: 0000000000000003 [ 1434.802554] RBP: 00000000009300a0 R08: 0000000000000000 R09: 0000000000000000 15:02:26 executing program 0: bpf$MAP_CREATE(0x0, &(0x7f0000000200)={0xf}, 0x2c) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f0000000300)={0xffffffffffffffff, &(0x7f0000000140), &(0x7f0000000200)}, 0x20) socketpair(0x1, 0x1, 0x0, &(0x7f0000000100)={0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_SET_FILTER(r0, 0xc0189436, &(0x7f0000000300)='0\x00') [ 1434.809810] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000005 [ 1434.817062] R13: 00000000004cfe50 R14: 00000000004bec60 R15: 0000000000000045 15:02:26 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) sendmsg(r0, &(0x7f0000000580)={0x0, 0x0, &(0x7f00000001c0)=[{&(0x7f0000000380)="b5", 0x1}], 0x1, &(0x7f0000001740), 0x0, 0x4}, 0x20000040) 15:02:26 executing program 4 (fault-call:1 fault-nth:70): socketpair(0x1, 0x80002, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_SET_FILTER(r0, 0x89a0, &(0x7f0000000000)='%d') 15:02:26 executing program 6: perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e6}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) bpf$MAP_DELETE_ELEM(0x3, &(0x7f0000000300)={0xffffffffffffffff, &(0x7f0000000240)}, 0x10) openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000180)="2f67726f75702e73746174003c23fb572a1f0294e6f378b41ad54b4d9d9a1f63f8785ad188a7e1c88875e05b18a4cb3a9cd12dcea440d899c22c652b3a471b4a7fa2f3fdf6e034d804e5f0df4b1dee483b157624c59c0100e89e6a357c000200", 0x2761, 0x0) 15:02:26 executing program 5: r0 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(r0) socket$kcm(0xa, 0x5, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) perf_event_open(&(0x7f000025c000)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(0xffffffffffffffff) socket$kcm(0x29, 0x0, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(0xffffffffffffffff, 0x2400, 0x0) bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x0, 0x10bd}, 0x2c) bpf$PROG_LOAD(0x5, &(0x7f00000ba000)={0xd, 0x5, &(0x7f0000346fc8)=@framed={{}, [@alu={0x8000000201a7f19, 0x0, 0x201a7fa6, 0x48, 0x1}], {0x95, 0x4800000000000000}}, &(0x7f0000000000)='GPL\x00', 0x0, 0xfb, &(0x7f00001a7f05)=""/251}, 0x14) 15:02:26 executing program 3: r0 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(r0) socket$kcm(0xa, 0x5, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) socket$kcm(0x29, 0x0, 0x0) bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x0, 0x10bd}, 0x2c) bpf$PROG_LOAD(0x5, &(0x7f00000ba000)={0xd, 0x5, &(0x7f0000346fc8)=@framed={{0x18, 0x0, 0x0, 0xa00}, [@alu={0x8000000201a7f19, 0x0, 0x201a7fa6, 0x48, 0x1, 0x88}]}, &(0x7f0000000000)='GPL\x00', 0x0, 0xfb, &(0x7f00001a7f05)=""/251}, 0x14) 15:02:26 executing program 2: bpf$BPF_GET_MAP_INFO(0xf, &(0x7f0000000040)={0xffffffffffffffff, 0x1c, &(0x7f0000000100)={0x0, 0x0}}, 0xffffffffffffff1f) bpf$BPF_MAP_GET_FD_BY_ID(0xe, &(0x7f0000000080)={r0, 0x80000001, 0x8}, 0xc) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000340)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) socketpair$unix(0x1, 0x7, 0x0, &(0x7f00000000c0)) r3 = getpid() perf_event_open(&(0x7f0000000140)={0x0, 0x70, 0x5, 0x3f, 0x0, 0x100000000, 0x0, 0x42c, 0x0, 0xe, 0x4, 0x1f, 0x5, 0x761, 0x200, 0x9, 0x80000000, 0x80000000, 0x10001, 0x9, 0x9, 0x2, 0x4bb3, 0x1, 0x5, 0x5, 0x3, 0x2, 0x6, 0x400, 0x9, 0xc405, 0xfff, 0x6, 0xffffffff, 0x3, 0x7fff, 0x2, 0x0, 0x8000, 0x2, @perf_bp={&(0x7f0000000000), 0xf}, 0x8000, 0x8, 0x200, 0x4, 0x600, 0x1, 0xc4c}, r3, 0x6, 0xffffffffffffff9c, 0x9) r4 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(r4) r5 = socket$kcm(0x2, 0x3, 0x2) ioctl$PERF_EVENT_IOC_SET_FILTER(r4, 0x8980, &(0x7f0000000380)="6e7230010060a19ef9d2c673d9a1571cb9e1369bcd61ef7e49793ae18712eceb1daa769497800b7fbbd35b170c10751d39aeb660d863e49b8c4f3b3cad48902b5b2d6cfd0abd372c63bcf5d70df3fd4d2e8d443c88c60fd7140fbc0e5637dd82fc3435bed4de5d693c9a781c863e05d8a6f8689a5be29216061f3ff53f8b6b396678e7ba155ef9152d7e43b1eccb2331eb8eb1ed5586dcf8b3b0b999361a44ff2c22c2abbef42dd24eabe6723346a6e46c0499a21442d8d00dcb57f013ff7595edd0ff076930de3675d34117a44eb0e4f832936da44e") sendmsg$kcm(r5, &(0x7f0000000840)={&(0x7f00000001c0)=@pppol2tpv3in6={0x18, 0x1, {0x0, r1, 0x0, 0x2, 0x2, 0x1, {0xa, 0x4e24, 0x8001, @ipv4={[], [], @rand_addr=0x4}, 0x1ff}}}, 0x80, &(0x7f0000000600)=[{&(0x7f0000000240)}, {&(0x7f0000000280)="7faf65f46d755c6c0ae3a30b4b60707c0f09d94ad4e34e1d884f3522bc851a1b2ac8677b298881493fe84cceb81b80cfcbd3455297e14e7dad0c2806f621e6daba5323ac2e79ba6ec104b61bb2011300ba82dfb7b2fb23f8d0f3154797e1852b900be911f73311511e39fca84aa81a913bcc09858053ca399c0ac54ed06ffdc598f6941f8b1392839f17af33b2f9f78a50a2a9207cd73d721ebbfc9c51ee778cae9797595ba4d13a791c394eaf55cb819a735d718720f7f329", 0xb9}, {&(0x7f0000000480)="4d90c19b0fda821544c9c524777777469c8b2ebdc4d2c84660566d467d7446c99c4b64d33c29926baa5b5d6d95d0b7e61bcc8093d0f47332f48d001d2e85269b9f73bbfa62fb37f7027d717a", 0x4c}, {&(0x7f0000000500)="5246d8850bd0", 0x6}, {&(0x7f0000000540)="63f64cea20d0f2110161bb667c36af5b81cb2cc387fceebed470882cb19944a365a644abc9620b439069b1aab2af281189c534d4deada9a4385ef9549ff98325a096c25d50ef904c9e32f2e1a38ec4e27ff070c8a6b0d5cb119c7f36c6e539fca9479182eb410c9d1aa5818133d5e26fdfe280c30c765bce9bb40572827496c7c36f35fe29395793e2929dcde442432a804058e76ffc081050acce6b1a1e9b49e8a86449f03b2360f067766204e36b381a69088fb98c3ba7", 0xb8}], 0x5, &(0x7f0000000680)=[{0xa0, 0x110, 0x7, "49f29c6e4a70430ee604209afca6fd1b461e40cf364860b5b24be64e873d7afb9208a95bc01aef1e490ab630ec73e5ad8bdb6488733c11c567c9519b289531c312031312d633827b4750b685cbbd8461cd9412c3127518883744505633e2f7c3a89089e0d1511b8d60ae8e3ca0d3779cc3cf9eeece4e621baf99d45da601047c16e06456a493187904"}, {0x90, 0x11f, 0xc00000000000, "d998c5ce0ef917dbd291502bb8aafe2e6062852a91d06a380fc4b99a744d54792779512d5f2ed0357c52ef828fc0c6a521c5407eddf702df540995f692574fc3faf525a43828da8544a0f2d6d85f77042f927cfaf98383ece46e080bf9b12e0e69eb8ce5a2a4997fdb0b166f59b7f99f57fa2b9e3b4ca1f9264e6742fa"}, {0x30, 0x114, 0x1, "d743ba92bdaed40e4c49a441f35878f418cb5759b18c9b8992a67b"}, {0x48, 0x6, 0x800, "d7219fe9de9665edbaa83a8949af9e05f1474d0f9716db390301d5135eae0e764955b1c9affbb190508c936077a4ad52e4eb81d3e1"}], 0x1a8, 0x8000}, 0x4) 15:02:27 executing program 0: bpf$MAP_CREATE(0x0, &(0x7f0000000200)={0xf}, 0x2c) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f0000000300)={0xffffffffffffffff, &(0x7f0000000140), &(0x7f0000000200)}, 0x20) socketpair(0x1, 0x1, 0x0, &(0x7f0000000100)={0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_SET_FILTER(r0, 0x8920, &(0x7f0000000300)='0\x00') 15:02:27 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) sendmsg(r0, &(0x7f0000000580)={0x0, 0x0, &(0x7f00000001c0)=[{&(0x7f0000000380)="b5", 0x1}], 0x1, &(0x7f0000001740), 0x0, 0x4}, 0x20000040) [ 1435.103912] FAULT_INJECTION: forcing a failure. [ 1435.103912] name failslab, interval 1, probability 0, space 0, times 0 15:02:27 executing program 7: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000340)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) bpf$MAP_CREATE(0x0, &(0x7f0000000080)={0x0, 0x800000000004, 0x4, 0x9, 0x0, 0xffffffffffffffff, 0x0, [0x5f]}, 0x2c) perf_event_open(&(0x7f0000000180)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x1a7b, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(r1) socket$kcm(0x2, 0x3, 0x2) ioctl$PERF_EVENT_IOC_SET_FILTER(r1, 0x8914, &(0x7f0000000380)="6e7230010060a19ef9d2c673d9a1571cb9e1369bcd61ef7e49793ae18712eceb1daa769497800b7fbbd35b170c10751d39aeb660d863e49b8c4f3b3cad48902b5b2d6cfd0abd372c63bcf5d71df3fd4d2e8d443c88c60fd7140fbc0e5637dd82fc3435bed4de5d693c9a781c863e05d8a6f8689a5be29216061f3ff53f8b6b396678e7ba155ef9152d7e43b1eccb2331eb8eb1ed5586dcf8b3b0b999361a44ff2c22c2abbef42dd24eabe6723346a6e46c0499a21442d8d00dcb57f013ff7595edd0ff076930de3675d34117a44eb0e4f832936da44e") r2 = openat$tun(0xffffffffffffff9c, &(0x7f0000000140)='/dev/net/tun\x00', 0x0, 0x0) ioctl$TUNSETIFF(r2, 0x400454ca, &(0x7f0000000040)={"6e72300100", 0x801}) ioctl$TUNSETLINK(r2, 0x400454cd, 0x308) perf_event_open(&(0x7f000025c000)={0x0, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000001, 0x0, 0x2161f870, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) sendmsg(0xffffffffffffffff, &(0x7f0000000440)={&(0x7f0000000200)=@ax25={0x3, {"b8738e610d62ed"}}, 0x80, &(0x7f0000000040), 0x0, 0x0, 0x0, 0x4}, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(0xffffffffffffffff, 0x2400, 0x0) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f00000002c0)={0xffffffffffffffff, &(0x7f0000000300), &(0x7f0000000280)}, 0x20) openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000000)='rdma.current\x00', 0x0, 0x0) [ 1435.168951] CPU: 0 PID: 14226 Comm: syz-executor4 Not tainted 4.19.0-rc2+ #50 [ 1435.176267] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1435.185643] Call Trace: [ 1435.188252] dump_stack+0x1c4/0x2b4 [ 1435.191903] ? dump_stack_print_info.cold.2+0x52/0x52 [ 1435.197117] should_fail.cold.4+0xa/0x17 [ 1435.201198] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 1435.206320] ? lock_release+0x970/0x970 [ 1435.210308] ? arch_local_save_flags+0x40/0x40 [ 1435.214902] ? graph_lock+0x170/0x170 [ 1435.218720] ? graph_lock+0x170/0x170 [ 1435.222549] ? find_held_lock+0x36/0x1c0 [ 1435.226622] ? __lock_is_held+0xb5/0x140 [ 1435.230708] ? ___might_sleep+0x1ed/0x300 [ 1435.234860] ? arch_local_save_flags+0x40/0x40 [ 1435.239430] ? kernfs_activate+0x21a/0x2c0 [ 1435.243668] __should_failslab+0x124/0x180 [ 1435.247906] should_failslab+0x9/0x14 [ 1435.251706] kmem_cache_alloc+0x2be/0x730 [ 1435.255843] ? lock_downgrade+0x900/0x900 [ 1435.259981] ? do_raw_spin_lock+0xc1/0x200 [ 1435.264228] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 1435.269248] __kernfs_new_node+0x127/0x8d0 [ 1435.273486] ? kernfs_dop_revalidate+0x3c0/0x3c0 [ 1435.278235] ? graph_lock+0x170/0x170 [ 1435.282028] ? __lock_is_held+0xb5/0x140 [ 1435.286075] ? wait_for_completion+0x8a0/0x8a0 [ 1435.290660] ? mutex_unlock+0xd/0x10 [ 1435.294359] ? kernfs_activate+0x21a/0x2c0 [ 1435.298600] ? kernfs_walk_and_get_ns+0x340/0x340 [ 1435.303458] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 1435.308979] ? kernfs_link_sibling+0x1d2/0x3b0 [ 1435.313550] kernfs_new_node+0x95/0x120 [ 1435.317532] __kernfs_create_file+0x5a/0x340 [ 1435.321952] sysfs_add_file_mode_ns+0x222/0x530 [ 1435.326638] internal_create_group+0x3df/0xd80 [ 1435.331214] ? remove_files.isra.1+0x190/0x190 [ 1435.335786] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 1435.341310] ? kernfs_create_link+0x1d4/0x250 [ 1435.345807] sysfs_create_groups+0x9b/0x141 [ 1435.350121] device_add+0x73d/0x17f0 [ 1435.353834] ? get_device_parent.isra.27+0x5a0/0x5a0 [ 1435.358923] ? dev_set_name+0xad/0xe0 [ 1435.362720] ? device_initialize+0x5f0/0x5f0 [ 1435.367130] ? rtnl_is_locked+0xb5/0xf0 [ 1435.371093] ? rtnl_trylock+0x20/0x20 [ 1435.374888] netdev_register_kobject+0x187/0x3f0 [ 1435.379673] register_netdevice+0x99a/0x10f0 [ 1435.384090] ? netdev_change_features+0x110/0x110 [ 1435.388932] register_netdev+0x30/0x50 [ 1435.392810] br_add_bridge+0x9b/0xf0 [ 1435.396511] br_ioctl_deviceless_stub+0x991/0xac0 [ 1435.401353] ? find_held_lock+0x36/0x1c0 [ 1435.405400] ? old_dev_ioctl.isra.2+0x20e0/0x20e0 [ 1435.410233] ? __fget+0x4aa/0x740 [ 1435.413692] ? lock_downgrade+0x900/0x900 [ 1435.417836] ? check_preemption_disabled+0x48/0x200 [ 1435.422858] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 1435.428648] ? kasan_check_read+0x11/0x20 [ 1435.432782] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 1435.438285] ? old_dev_ioctl.isra.2+0x20e0/0x20e0 [ 1435.443122] sock_ioctl+0x2d5/0x680 [ 1435.446758] ? dlci_ioctl_set+0x40/0x40 [ 1435.450721] ? ksys_dup3+0x680/0x680 [ 1435.454421] ? find_held_lock+0x36/0x1c0 [ 1435.458473] ? __mutex_unlock_slowpath+0x197/0x8c0 [ 1435.463393] ? dlci_ioctl_set+0x40/0x40 [ 1435.467353] do_vfs_ioctl+0x1de/0x1720 [ 1435.471226] ? __lock_is_held+0xb5/0x140 [ 1435.475273] ? ioctl_preallocate+0x300/0x300 [ 1435.479681] ? __fget_light+0x2e9/0x430 [ 1435.483653] ? fget_raw+0x20/0x20 [ 1435.487105] ? __sb_end_write+0xd9/0x110 [ 1435.491170] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 1435.496702] ? fput+0x130/0x1a0 [ 1435.499989] ? do_syscall_64+0x9a/0x820 [ 1435.503968] ? do_syscall_64+0x9a/0x820 [ 1435.507951] ? lockdep_hardirqs_on+0x421/0x5c0 [ 1435.512549] ? security_file_ioctl+0x94/0xc0 [ 1435.516957] ksys_ioctl+0xa9/0xd0 [ 1435.520402] __x64_sys_ioctl+0x73/0xb0 [ 1435.524309] do_syscall_64+0x1b9/0x820 [ 1435.528199] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 1435.533548] ? syscall_return_slowpath+0x5e0/0x5e0 [ 1435.538468] ? trace_hardirqs_off+0x300/0x300 [ 1435.542951] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 1435.547966] ? recalc_sigpending_tsk+0x180/0x180 [ 1435.552722] ? kasan_check_write+0x14/0x20 [ 1435.556946] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 1435.561788] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 1435.566963] RIP: 0033:0x457099 [ 1435.570153] Code: fd b4 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b4 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 1435.589067] RSP: 002b:00007f692aa02c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 1435.596784] RAX: ffffffffffffffda RBX: 00007f692aa036d4 RCX: 0000000000457099 [ 1435.604046] RDX: 0000000020000000 RSI: 00000000000089a0 RDI: 0000000000000003 [ 1435.611304] RBP: 00000000009300a0 R08: 0000000000000000 R09: 0000000000000000 [ 1435.618562] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000005 [ 1435.625827] R13: 00000000004cfe50 R14: 00000000004bec60 R15: 0000000000000046 15:02:27 executing program 4 (fault-call:1 fault-nth:71): socketpair(0x1, 0x80002, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_SET_FILTER(r0, 0x89a0, &(0x7f0000000000)='%d') 15:02:27 executing program 5: r0 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(r0) socket$kcm(0xa, 0x5, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) perf_event_open(&(0x7f000025c000)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(0xffffffffffffffff) socket$kcm(0x29, 0x0, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(0xffffffffffffffff, 0x2400, 0x0) bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x0, 0x10bd}, 0x2c) bpf$PROG_LOAD(0x5, &(0x7f00000ba000)={0xd, 0x5, &(0x7f0000346fc8)=@framed={{}, [@alu={0x8000000201a7f19, 0x0, 0x201a7fa6, 0x48, 0x1}], {0x95, 0x8000a0}}, &(0x7f0000000000)='GPL\x00', 0x0, 0xfb, &(0x7f00001a7f05)=""/251}, 0x14) 15:02:27 executing program 0: bpf$MAP_CREATE(0x0, &(0x7f0000000200)={0xf}, 0x2c) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f0000000300)={0xffffffffffffffff, &(0x7f0000000140), &(0x7f0000000200)}, 0x20) socketpair(0x1, 0x1, 0x0, &(0x7f0000000100)={0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_SET_FILTER(r0, 0x891d, &(0x7f0000000300)='0\x00') 15:02:27 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) sendmsg(r0, &(0x7f0000000580)={0x0, 0x0, &(0x7f00000001c0)=[{&(0x7f0000000380)="b5", 0x1}], 0x1, &(0x7f0000001740), 0x0, 0x4}, 0x20000040) 15:02:27 executing program 6: perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e6}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) bpf$MAP_DELETE_ELEM(0x3, &(0x7f0000000300)={0xffffffffffffffff, &(0x7f0000000240)}, 0x10) openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000180)="2f67726f75702e73746174003c23fb572a1f0294e6f378b41ad54b4d9d9a1f63f8785ad188a7e1c88875e05b18a4cb3a9cd12dcea440d899c22c652b3a471b4a7fa2f3fdf6e034d804e5f0df4b1dee483b157624c59c0100e89e6a357c000400", 0x2761, 0x0) 15:02:27 executing program 7: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000340)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) bpf$MAP_CREATE(0x0, &(0x7f0000000080)={0x0, 0x800000000004, 0x4, 0x9, 0x0, 0xffffffffffffffff, 0x0, [0x5f]}, 0x2c) perf_event_open(&(0x7f0000000180)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x1a7b, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(r1) socket$kcm(0x2, 0x3, 0x2) ioctl$PERF_EVENT_IOC_SET_FILTER(r1, 0x8914, &(0x7f0000000380)="6e7230010060a19ef9d2c673d9a1571cb9e1369bcd61ef7e49793ae18712eceb1daa769497800b7fbbd35b170c10751d39aeb660d863e49b8c4f3b3cad48902b5b2d6cfd0abd372c63bcf5d712f3fd4d2e8d443c88c60fd7140fbc0e5637dd82fc3435bed4de5d693c9a781c863e05d8a6f8689a5be29216061f3ff53f8b6b396678e7ba155ef9152d7e43b1eccb2331eb8eb1ed5586dcf8b3b0b999361a44ff2c22c2abbef42dd24eabe6723346a6e46c0499a21442d8d00dcb57f013ff7595edd0ff076930de3675d34117a44eb0e4f832936da44e") r2 = openat$tun(0xffffffffffffff9c, &(0x7f0000000140)='/dev/net/tun\x00', 0x0, 0x0) ioctl$TUNSETIFF(r2, 0x400454ca, &(0x7f0000000040)={"6e72300100", 0x801}) ioctl$TUNSETLINK(r2, 0x400454cd, 0x308) perf_event_open(&(0x7f000025c000)={0x0, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000001, 0x0, 0x2161f870, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) sendmsg(0xffffffffffffffff, &(0x7f0000000440)={&(0x7f0000000200)=@ax25={0x3, {"b8738e610d62ed"}}, 0x80, &(0x7f0000000040), 0x0, 0x0, 0x0, 0x4}, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(0xffffffffffffffff, 0x2400, 0x0) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f00000002c0)={0xffffffffffffffff, &(0x7f0000000300), &(0x7f0000000280)}, 0x20) openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000000)='rdma.current\x00', 0x0, 0x0) 15:02:27 executing program 3: r0 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(r0) socket$kcm(0xa, 0x5, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) socket$kcm(0x29, 0x0, 0x0) bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x0, 0x10bd}, 0x2c) bpf$PROG_LOAD(0x5, &(0x7f00000ba000)={0xd, 0x5, &(0x7f0000346fc8)=@framed={{0x18, 0x0, 0x0, 0x300}, [@alu={0x8000000201a7f19, 0x0, 0x201a7fa6, 0x48, 0x1, 0x88}]}, &(0x7f0000000000)='GPL\x00', 0x0, 0xfb, &(0x7f00001a7f05)=""/251}, 0x14) 15:02:27 executing program 2: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000340)={0xffffffffffffffff, 0xffffffffffffffff}) socket$kcm(0x29, 0x0, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) r1 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(r1) socket$kcm(0x2, 0x3, 0x2) ioctl$PERF_EVENT_IOC_SET_FILTER(r1, 0x8980, &(0x7f0000000380)="6e7230010060a19ef9d2c673d9a1571cb9e1369bcd61ef7e49793ae18712eceb1daa769497800b7fbbd35b170c10751d39aeb660d863e49b8c4f3b3cad48902b5b2d6cfd0abd372c63bcf5d70df3fd4d2e8d443c88c60fd7140fbc0e5637dd82fc3435bed4de5d693c9a781c863e05d8a6f8689a5be29216061f3ff53f8b6b396678e7ba155ef9152d7e43b1eccb2331eb8eb1ed5586dcf8b3b0b999361a44ff2c22c2abbef42dd24eabe6723346a6e46c0499a21442d8d00dcb57f013ff7595edd0ff076930de3675d34117a44eb0e4f832936da44e") socketpair(0xf, 0x805, 0xfffffffffffffffa, &(0x7f0000000000)={0xffffffffffffffff}) recvmsg$kcm(r2, &(0x7f0000000300)={&(0x7f0000000040)=@ll={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @local}, 0x80, &(0x7f0000001580)=[{&(0x7f00000000c0)=""/176, 0xb0}, {&(0x7f0000000180)=""/1, 0x1}, {&(0x7f0000000480)=""/4096, 0x1000}, {&(0x7f00000001c0)=""/177, 0xb1}, {&(0x7f0000000280)=""/46, 0x2e}, {&(0x7f0000001480)=""/203, 0xcb}, {&(0x7f00000002c0)=""/3, 0x3}], 0x7, 0x0, 0x0, 0x8}, 0x0) [ 1435.997506] FAULT_INJECTION: forcing a failure. [ 1435.997506] name failslab, interval 1, probability 0, space 0, times 0 [ 1436.063811] CPU: 1 PID: 14268 Comm: syz-executor4 Not tainted 4.19.0-rc2+ #50 [ 1436.071126] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1436.080494] Call Trace: [ 1436.083096] dump_stack+0x1c4/0x2b4 [ 1436.083121] ? dump_stack_print_info.cold.2+0x52/0x52 [ 1436.083170] should_fail.cold.4+0xa/0x17 [ 1436.083199] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 1436.096042] ? lock_release+0x970/0x970 [ 1436.096060] ? arch_local_save_flags+0x40/0x40 [ 1436.096078] ? graph_lock+0x170/0x170 15:02:28 executing program 0: bpf$MAP_CREATE(0x0, &(0x7f0000000200)={0xf}, 0x2c) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f0000000300)={0xffffffffffffffff, &(0x7f0000000140), &(0x7f0000000200)}, 0x20) socketpair(0x1, 0x1, 0x0, &(0x7f0000000100)={0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_SET_FILTER(r0, 0xc020660b, &(0x7f0000000300)='0\x00') [ 1436.096099] ? graph_lock+0x170/0x170 [ 1436.096127] ? find_held_lock+0x36/0x1c0 [ 1436.096156] ? __lock_is_held+0xb5/0x140 [ 1436.096186] ? ___might_sleep+0x1ed/0x300 [ 1436.096206] ? arch_local_save_flags+0x40/0x40 [ 1436.134236] ? kernfs_activate+0x21a/0x2c0 [ 1436.138495] __should_failslab+0x124/0x180 [ 1436.142747] should_failslab+0x9/0x14 [ 1436.146561] kmem_cache_alloc+0x2be/0x730 [ 1436.150724] ? lock_downgrade+0x900/0x900 [ 1436.154911] ? do_raw_spin_lock+0xc1/0x200 [ 1436.159165] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 1436.164225] __kernfs_new_node+0x127/0x8d0 [ 1436.164248] ? kernfs_dop_revalidate+0x3c0/0x3c0 [ 1436.164265] ? graph_lock+0x170/0x170 [ 1436.164293] ? __lock_is_held+0xb5/0x140 [ 1436.164311] ? wait_for_completion+0x8a0/0x8a0 [ 1436.164344] ? mutex_unlock+0xd/0x10 [ 1436.164359] ? kernfs_activate+0x21a/0x2c0 [ 1436.164378] ? kernfs_walk_and_get_ns+0x340/0x340 [ 1436.164396] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 1436.164411] ? kernfs_link_sibling+0x1d2/0x3b0 [ 1436.164435] kernfs_new_node+0x95/0x120 [ 1436.164459] __kernfs_create_file+0x5a/0x340 [ 1436.164482] sysfs_add_file_mode_ns+0x222/0x530 [ 1436.164510] internal_create_group+0x3df/0xd80 [ 1436.164538] ? remove_files.isra.1+0x190/0x190 [ 1436.164560] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 1436.173534] ? kernfs_create_link+0x1d4/0x250 [ 1436.173563] sysfs_create_groups+0x9b/0x141 [ 1436.173586] device_add+0x73d/0x17f0 [ 1436.173623] ? get_device_parent.isra.27+0x5a0/0x5a0 [ 1436.173640] ? dev_set_name+0xad/0xe0 [ 1436.173658] ? device_initialize+0x5f0/0x5f0 [ 1436.173679] ? rtnl_is_locked+0xb5/0xf0 [ 1436.173697] ? rtnl_trylock+0x20/0x20 [ 1436.173724] netdev_register_kobject+0x187/0x3f0 [ 1436.173745] register_netdevice+0x99a/0x10f0 [ 1436.173766] ? netdev_change_features+0x110/0x110 [ 1436.173798] register_netdev+0x30/0x50 [ 1436.288041] br_add_bridge+0x9b/0xf0 [ 1436.291759] br_ioctl_deviceless_stub+0x991/0xac0 [ 1436.296618] ? find_held_lock+0x36/0x1c0 [ 1436.300685] ? old_dev_ioctl.isra.2+0x20e0/0x20e0 [ 1436.305532] ? __fget+0x4aa/0x740 [ 1436.308992] ? lock_downgrade+0x900/0x900 [ 1436.313150] ? check_preemption_disabled+0x48/0x200 [ 1436.318174] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 1436.323975] ? kasan_check_read+0x11/0x20 [ 1436.328126] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 1436.333435] ? old_dev_ioctl.isra.2+0x20e0/0x20e0 [ 1436.338275] sock_ioctl+0x2d5/0x680 [ 1436.341905] ? dlci_ioctl_set+0x40/0x40 [ 1436.345877] ? ksys_dup3+0x680/0x680 [ 1436.349591] ? find_held_lock+0x36/0x1c0 [ 1436.353669] ? __mutex_unlock_slowpath+0x197/0x8c0 [ 1436.358641] ? dlci_ioctl_set+0x40/0x40 [ 1436.362627] do_vfs_ioctl+0x1de/0x1720 [ 1436.366518] ? __lock_is_held+0xb5/0x140 [ 1436.370584] ? ioctl_preallocate+0x300/0x300 [ 1436.374999] ? __fget_light+0x2e9/0x430 [ 1436.378980] ? fget_raw+0x20/0x20 [ 1436.384618] ? __sb_end_write+0xd9/0x110 [ 1436.388689] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 1436.394227] ? fput+0x130/0x1a0 [ 1436.397507] ? do_syscall_64+0x9a/0x820 [ 1436.401481] ? do_syscall_64+0x9a/0x820 [ 1436.405458] ? lockdep_hardirqs_on+0x421/0x5c0 [ 1436.410047] ? security_file_ioctl+0x94/0xc0 [ 1436.414463] ksys_ioctl+0xa9/0xd0 [ 1436.417922] __x64_sys_ioctl+0x73/0xb0 [ 1436.421816] do_syscall_64+0x1b9/0x820 [ 1436.425704] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 1436.431071] ? syscall_return_slowpath+0x5e0/0x5e0 [ 1436.436002] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 1436.440851] ? trace_hardirqs_off+0x300/0x300 [ 1436.445348] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 1436.450367] ? prepare_exit_to_usermode+0x291/0x3b0 [ 1436.455417] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 1436.460269] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 1436.465452] RIP: 0033:0x457099 [ 1436.468657] Code: fd b4 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b4 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 1436.487564] RSP: 002b:00007f692aa02c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 1436.495274] RAX: ffffffffffffffda RBX: 00007f692aa036d4 RCX: 0000000000457099 [ 1436.502540] RDX: 0000000020000000 RSI: 00000000000089a0 RDI: 0000000000000003 [ 1436.509805] RBP: 00000000009300a0 R08: 0000000000000000 R09: 0000000000000000 [ 1436.517073] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000005 [ 1436.524343] R13: 00000000004cfe50 R14: 00000000004bec60 R15: 0000000000000047 15:02:28 executing program 4 (fault-call:1 fault-nth:72): socketpair(0x1, 0x80002, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_SET_FILTER(r0, 0x89a0, &(0x7f0000000000)='%d') 15:02:28 executing program 0: bpf$MAP_CREATE(0x0, &(0x7f0000000200)={0xf}, 0x2c) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f0000000300)={0xffffffffffffffff, &(0x7f0000000140), &(0x7f0000000200)}, 0x20) socketpair(0x1, 0x1, 0x0, &(0x7f0000000100)={0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_SET_FILTER(r0, 0x89b0, &(0x7f0000000300)='0\x00') 15:02:28 executing program 7: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000340)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) bpf$MAP_CREATE(0x0, &(0x7f0000000080)={0x0, 0x800000000004, 0x4, 0x9, 0x0, 0xffffffffffffffff, 0x0, [0x5f]}, 0x2c) perf_event_open(&(0x7f0000000180)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x1a7b, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(r1) socket$kcm(0x2, 0x3, 0x2) ioctl$PERF_EVENT_IOC_SET_FILTER(r1, 0x8914, &(0x7f0000000380)="6e7230010060a19ef9d2c673d9a1571cb9e1369bcd61ef7e49793ae18712eceb1daa769497800b7fbbd35b170c10751d39aeb660d863e49b8c4f3b3cad48902b5b2d6cfd0abd372c63bcf5d705f3fd4d2e8d443c88c60fd7140fbc0e5637dd82fc3435bed4de5d693c9a781c863e05d8a6f8689a5be29216061f3ff53f8b6b396678e7ba155ef9152d7e43b1eccb2331eb8eb1ed5586dcf8b3b0b999361a44ff2c22c2abbef42dd24eabe6723346a6e46c0499a21442d8d00dcb57f013ff7595edd0ff076930de3675d34117a44eb0e4f832936da44e") r2 = openat$tun(0xffffffffffffff9c, &(0x7f0000000140)='/dev/net/tun\x00', 0x0, 0x0) ioctl$TUNSETIFF(r2, 0x400454ca, &(0x7f0000000040)={"6e72300100", 0x801}) ioctl$TUNSETLINK(r2, 0x400454cd, 0x308) perf_event_open(&(0x7f000025c000)={0x0, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000001, 0x0, 0x2161f870, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) sendmsg(0xffffffffffffffff, &(0x7f0000000440)={&(0x7f0000000200)=@ax25={0x3, {"b8738e610d62ed"}}, 0x80, &(0x7f0000000040), 0x0, 0x0, 0x0, 0x4}, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(0xffffffffffffffff, 0x2400, 0x0) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f00000002c0)={0xffffffffffffffff, &(0x7f0000000300), &(0x7f0000000280)}, 0x20) openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000000)='rdma.current\x00', 0x0, 0x0) 15:02:28 executing program 6: perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e6}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) bpf$MAP_DELETE_ELEM(0x3, &(0x7f0000000300)={0xffffffffffffffff, &(0x7f0000000240)}, 0x10) openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000180)="2f67726f75702e73746174003c23fb572a1f0294e6f378b41ad54b4d9d9a1f63f8785ad188a7e1c88875e05b18a4cb3a9cd12dcea440d899c22c652b3a471b4a7fa2f3fdf6e034d804e5f0df4b1dee483b157624c59c0100e89e6a357c000000", 0x2761, 0x0) 15:02:28 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) sendmsg(r0, &(0x7f0000000580)={0x0, 0x0, &(0x7f00000001c0)=[{&(0x7f0000000380)="b5", 0x1}], 0x1, &(0x7f0000001740), 0x0, 0x4}, 0x20000040) 15:02:28 executing program 5: r0 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(r0) socket$kcm(0xa, 0x5, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) perf_event_open(&(0x7f000025c000)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(0xffffffffffffffff) socket$kcm(0x29, 0x0, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(0xffffffffffffffff, 0x2400, 0x0) bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x0, 0x10bd}, 0x2c) bpf$PROG_LOAD(0x5, &(0x7f00000ba000)={0xd, 0x5, &(0x7f0000346fc8)=@framed={{}, [@alu={0x8000000201a7f19, 0x0, 0x201a7fa6, 0x48, 0x1}], {0x95, 0x88}}, &(0x7f0000000000)='GPL\x00', 0x0, 0xfb, &(0x7f00001a7f05)=""/251}, 0x14) 15:02:28 executing program 3: r0 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(r0) socket$kcm(0xa, 0x5, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) socket$kcm(0x29, 0x0, 0x0) bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x0, 0x10bd}, 0x2c) bpf$PROG_LOAD(0x5, &(0x7f00000ba000)={0xd, 0x5, &(0x7f0000346fc8)=@framed={{0x18, 0x0, 0x0, 0x69}, [@alu={0x8000000201a7f19, 0x0, 0x201a7fa6, 0x48, 0x1, 0x88}]}, &(0x7f0000000000)='GPL\x00', 0x0, 0xfb, &(0x7f00001a7f05)=""/251}, 0x14) 15:02:28 executing program 2: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) r1 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(r1) socket$kcm(0x2, 0x3, 0x2) ioctl$PERF_EVENT_IOC_SET_FILTER(r1, 0x8980, &(0x7f0000000380)="6e7230010060a19ef9d2c673d9a1571cb9e1369bcd61ef7e49793ae18712eceb1daa769497800b7fbbd35b170c10751d39aeb660d863e49b8c4f3b3cad48902b5b2d6cfd0abd372c63bcf5d70df3fd4d2e8d443c88c60fd7140fbc0e5637dd82fc3435bed4de5d693c9a781c863e05d8a6f8689a5be29216061f3ff53f8b6b396678e7ba155ef9152d7e43b1eccb2331eb8eb1ed5586dcf8b3b0b999361a44ff2c22c2abbef42dd24eabe6723346a6e46c0499a21442d8d00dcb57f013ff7595edd0ff076930de3675d34117a44eb0e4f832936da44e") [ 1436.809727] FAULT_INJECTION: forcing a failure. [ 1436.809727] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 1436.821570] CPU: 1 PID: 14306 Comm: syz-executor4 Not tainted 4.19.0-rc2+ #50 [ 1436.828858] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1436.838215] Call Trace: [ 1436.840823] dump_stack+0x1c4/0x2b4 [ 1436.844477] ? dump_stack_print_info.cold.2+0x52/0x52 [ 1436.849678] ? check_preemption_disabled+0x48/0x200 [ 1436.854687] should_fail.cold.4+0xa/0x17 [ 1436.858741] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 1436.863851] ? is_bpf_text_address+0xac/0x170 [ 1436.868337] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 1436.873887] ? radix_tree_descend+0x13c/0x2e0 [ 1436.878398] ? mark_held_locks+0x130/0x130 [ 1436.882639] ? rcu_bh_qs+0xc0/0xc0 [ 1436.886167] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 1436.891689] ? delete_node+0x30e/0xd20 [ 1436.895565] ? graph_lock+0x170/0x170 [ 1436.899354] ? idr_destroy+0x1c0/0x1c0 [ 1436.903239] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 1436.908775] ? should_fail+0x22d/0xd01 [ 1436.912664] ? kernfs_activate+0x8e/0x2c0 [ 1436.916804] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 1436.921903] __alloc_pages_nodemask+0x34b/0xde0 [ 1436.926563] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 1436.931581] ? find_held_lock+0x36/0x1c0 [ 1436.935649] ? ___might_sleep+0x1ed/0x300 [ 1436.939802] ? trace_hardirqs_off+0xb8/0x300 [ 1436.944319] cache_grow_begin+0x91/0x8c0 [ 1436.948381] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 1436.953907] ? check_preemption_disabled+0x48/0x200 [ 1436.958913] kmem_cache_alloc+0x665/0x730 [ 1436.963053] ? lock_downgrade+0x900/0x900 [ 1436.967192] __kernfs_new_node+0x127/0x8d0 [ 1436.971430] ? kernfs_dop_revalidate+0x3c0/0x3c0 [ 1436.976189] ? graph_lock+0x170/0x170 [ 1436.979980] ? __lock_is_held+0xb5/0x140 [ 1436.984026] ? wait_for_completion+0x8a0/0x8a0 [ 1436.988602] ? mutex_unlock+0xd/0x10 [ 1436.992314] ? kernfs_activate+0x21a/0x2c0 [ 1436.996534] ? kernfs_walk_and_get_ns+0x340/0x340 [ 1437.001364] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 1437.006884] ? kernfs_link_sibling+0x1d2/0x3b0 [ 1437.011455] kernfs_new_node+0x95/0x120 [ 1437.015435] __kernfs_create_file+0x5a/0x340 [ 1437.019842] sysfs_add_file_mode_ns+0x222/0x530 [ 1437.024516] internal_create_group+0x3df/0xd80 [ 1437.029125] ? remove_files.isra.1+0x190/0x190 [ 1437.033711] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 1437.039243] ? kernfs_create_link+0x1d4/0x250 [ 1437.043755] sysfs_create_groups+0x9b/0x141 [ 1437.048083] device_add+0x73d/0x17f0 [ 1437.051801] ? get_device_parent.isra.27+0x5a0/0x5a0 [ 1437.056903] ? dev_set_name+0xad/0xe0 [ 1437.060691] ? device_initialize+0x5f0/0x5f0 [ 1437.065093] ? rtnl_is_locked+0xb5/0xf0 [ 1437.069059] ? rtnl_trylock+0x20/0x20 [ 1437.072856] netdev_register_kobject+0x187/0x3f0 [ 1437.077626] register_netdevice+0x99a/0x10f0 [ 1437.082049] ? netdev_change_features+0x110/0x110 [ 1437.086901] register_netdev+0x30/0x50 [ 1437.090792] br_add_bridge+0x9b/0xf0 [ 1437.094494] br_ioctl_deviceless_stub+0x991/0xac0 [ 1437.099325] ? find_held_lock+0x36/0x1c0 [ 1437.103373] ? old_dev_ioctl.isra.2+0x20e0/0x20e0 [ 1437.108206] ? __fget+0x4aa/0x740 [ 1437.111651] ? lock_downgrade+0x900/0x900 [ 1437.115787] ? check_preemption_disabled+0x48/0x200 [ 1437.120793] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 1437.126589] ? kasan_check_read+0x11/0x20 [ 1437.130739] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 1437.136009] ? old_dev_ioctl.isra.2+0x20e0/0x20e0 [ 1437.140836] sock_ioctl+0x2d5/0x680 [ 1437.144458] ? dlci_ioctl_set+0x40/0x40 [ 1437.148422] ? ksys_dup3+0x680/0x680 [ 1437.152124] ? find_held_lock+0x36/0x1c0 [ 1437.156180] ? __mutex_unlock_slowpath+0x197/0x8c0 [ 1437.161120] ? dlci_ioctl_set+0x40/0x40 [ 1437.165102] do_vfs_ioctl+0x1de/0x1720 [ 1437.168986] ? __lock_is_held+0xb5/0x140 [ 1437.173045] ? ioctl_preallocate+0x300/0x300 [ 1437.177442] ? __fget_light+0x2e9/0x430 [ 1437.181409] ? fget_raw+0x20/0x20 [ 1437.184851] ? __sb_end_write+0xd9/0x110 [ 1437.188903] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 1437.194440] ? fput+0x130/0x1a0 [ 1437.197706] ? do_syscall_64+0x9a/0x820 [ 1437.201664] ? do_syscall_64+0x9a/0x820 [ 1437.205641] ? lockdep_hardirqs_on+0x421/0x5c0 [ 1437.210223] ? security_file_ioctl+0x94/0xc0 [ 1437.214639] ksys_ioctl+0xa9/0xd0 [ 1437.218084] __x64_sys_ioctl+0x73/0xb0 [ 1437.221962] do_syscall_64+0x1b9/0x820 [ 1437.225838] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 1437.231195] ? syscall_return_slowpath+0x5e0/0x5e0 [ 1437.236123] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 1437.240957] ? trace_hardirqs_off+0x300/0x300 [ 1437.245437] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 1437.250443] ? prepare_exit_to_usermode+0x291/0x3b0 [ 1437.255449] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 1437.260283] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 1437.265464] RIP: 0033:0x457099 [ 1437.268662] Code: fd b4 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b4 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 1437.287551] RSP: 002b:00007f692aa02c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 1437.295246] RAX: ffffffffffffffda RBX: 00007f692aa036d4 RCX: 0000000000457099 [ 1437.302509] RDX: 0000000020000000 RSI: 00000000000089a0 RDI: 0000000000000003 [ 1437.310171] RBP: 00000000009300a0 R08: 0000000000000000 R09: 0000000000000000 [ 1437.317438] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000005 [ 1437.324702] R13: 00000000004cfe50 R14: 00000000004bec60 R15: 0000000000000048 15:02:29 executing program 4 (fault-call:1 fault-nth:73): socketpair(0x1, 0x80002, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_SET_FILTER(r0, 0x89a0, &(0x7f0000000000)='%d') 15:02:29 executing program 0: bpf$MAP_CREATE(0x0, &(0x7f0000000200)={0xf}, 0x2c) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f0000000300)={0xffffffffffffffff, &(0x7f0000000140), &(0x7f0000000200)}, 0x20) socketpair(0x1, 0x1, 0x0, &(0x7f0000000100)={0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_SET_FILTER(r0, 0x89a3, &(0x7f0000000300)='0\x00') 15:02:29 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) sendmsg(r0, &(0x7f0000000580)={0x0, 0x0, &(0x7f00000001c0)=[{&(0x7f0000000380)="b5", 0x1}], 0x1, &(0x7f0000001740), 0x0, 0x4}, 0x20000040) 15:02:29 executing program 5: r0 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(r0) socket$kcm(0xa, 0x5, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) perf_event_open(&(0x7f000025c000)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(0xffffffffffffffff) socket$kcm(0x29, 0x0, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(0xffffffffffffffff, 0x2400, 0x0) bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x0, 0x10bd}, 0x2c) bpf$PROG_LOAD(0x5, &(0x7f00000ba000)={0xd, 0x5, &(0x7f0000346fc8)=@framed={{}, [@alu={0x8000000201a7f19, 0x0, 0x201a7fa6, 0x48, 0x1}], {0x95, 0x79}}, &(0x7f0000000000)='GPL\x00', 0x0, 0xfb, &(0x7f00001a7f05)=""/251}, 0x14) [ 1437.541130] FAULT_INJECTION: forcing a failure. [ 1437.541130] name failslab, interval 1, probability 0, space 0, times 0 [ 1437.582235] CPU: 1 PID: 14334 Comm: syz-executor4 Not tainted 4.19.0-rc2+ #50 [ 1437.589559] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1437.598919] Call Trace: [ 1437.598943] dump_stack+0x1c4/0x2b4 [ 1437.598965] ? dump_stack_print_info.cold.2+0x52/0x52 [ 1437.599000] should_fail.cold.4+0xa/0x17 [ 1437.599024] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 1437.599050] ? lock_release+0x970/0x970 [ 1437.623511] ? arch_local_save_flags+0x40/0x40 [ 1437.628102] ? graph_lock+0x170/0x170 [ 1437.631915] ? graph_lock+0x170/0x170 [ 1437.635730] ? find_held_lock+0x36/0x1c0 [ 1437.639797] ? __lock_is_held+0xb5/0x140 [ 1437.643874] ? ___might_sleep+0x1ed/0x300 [ 1437.648035] ? arch_local_save_flags+0x40/0x40 [ 1437.652624] ? kernfs_activate+0x21a/0x2c0 [ 1437.656875] __should_failslab+0x124/0x180 [ 1437.661116] should_failslab+0x9/0x14 [ 1437.664928] kmem_cache_alloc+0x2be/0x730 [ 1437.669080] ? lock_downgrade+0x900/0x900 [ 1437.673250] ? do_raw_spin_lock+0xc1/0x200 [ 1437.677491] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 1437.682512] __kernfs_new_node+0x127/0x8d0 [ 1437.686754] ? kernfs_dop_revalidate+0x3c0/0x3c0 [ 1437.691516] ? graph_lock+0x170/0x170 [ 1437.695330] ? __lock_is_held+0xb5/0x140 [ 1437.699392] ? wait_for_completion+0x8a0/0x8a0 [ 1437.703991] ? mutex_unlock+0xd/0x10 [ 1437.707702] ? kernfs_activate+0x21a/0x2c0 [ 1437.711942] ? kernfs_walk_and_get_ns+0x340/0x340 [ 1437.716787] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 1437.722327] ? kernfs_link_sibling+0x1d2/0x3b0 [ 1437.726915] kernfs_new_node+0x95/0x120 [ 1437.730904] __kernfs_create_file+0x5a/0x340 [ 1437.735317] sysfs_add_file_mode_ns+0x222/0x530 [ 1437.739998] internal_create_group+0x3df/0xd80 [ 1437.744597] ? remove_files.isra.1+0x190/0x190 [ 1437.749202] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 1437.754742] ? kernfs_create_link+0x1d4/0x250 [ 1437.759251] sysfs_create_groups+0x9b/0x141 [ 1437.763580] device_add+0x73d/0x17f0 [ 1437.767314] ? get_device_parent.isra.27+0x5a0/0x5a0 [ 1437.772419] ? dev_set_name+0xad/0xe0 [ 1437.776223] ? device_initialize+0x5f0/0x5f0 [ 1437.780642] ? rtnl_is_locked+0xb5/0xf0 [ 1437.784626] ? rtnl_trylock+0x20/0x20 [ 1437.788442] netdev_register_kobject+0x187/0x3f0 [ 1437.793205] register_netdevice+0x99a/0x10f0 [ 1437.797625] ? netdev_change_features+0x110/0x110 [ 1437.802489] register_netdev+0x30/0x50 [ 1437.806382] br_add_bridge+0x9b/0xf0 [ 1437.810099] br_ioctl_deviceless_stub+0x991/0xac0 [ 1437.814952] ? find_held_lock+0x36/0x1c0 [ 1437.819019] ? old_dev_ioctl.isra.2+0x20e0/0x20e0 [ 1437.823866] ? __fget+0x4aa/0x740 [ 1437.827319] ? lock_downgrade+0x900/0x900 [ 1437.831499] ? check_preemption_disabled+0x48/0x200 [ 1437.836523] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 1437.842322] ? kasan_check_read+0x11/0x20 [ 1437.846472] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 1437.851772] ? old_dev_ioctl.isra.2+0x20e0/0x20e0 [ 1437.856620] sock_ioctl+0x2d5/0x680 [ 1437.860255] ? dlci_ioctl_set+0x40/0x40 [ 1437.864230] ? ksys_dup3+0x680/0x680 [ 1437.867948] ? find_held_lock+0x36/0x1c0 [ 1437.872018] ? __mutex_unlock_slowpath+0x197/0x8c0 [ 1437.876953] ? dlci_ioctl_set+0x40/0x40 [ 1437.880932] do_vfs_ioctl+0x1de/0x1720 [ 1437.884823] ? __lock_is_held+0xb5/0x140 [ 1437.888893] ? ioctl_preallocate+0x300/0x300 [ 1437.893305] ? __fget_light+0x2e9/0x430 [ 1437.897283] ? fget_raw+0x20/0x20 [ 1437.900753] ? __sb_end_write+0xd9/0x110 [ 1437.904829] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 1437.910363] ? fput+0x130/0x1a0 [ 1437.913650] ? do_syscall_64+0x9a/0x820 [ 1437.917629] ? do_syscall_64+0x9a/0x820 [ 1437.921608] ? lockdep_hardirqs_on+0x421/0x5c0 [ 1437.926206] ? security_file_ioctl+0x94/0xc0 [ 1437.930627] ksys_ioctl+0xa9/0xd0 [ 1437.934091] __x64_sys_ioctl+0x73/0xb0 [ 1437.937980] do_syscall_64+0x1b9/0x820 [ 1437.941870] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 1437.947234] ? syscall_return_slowpath+0x5e0/0x5e0 [ 1437.952186] ? trace_hardirqs_off+0x300/0x300 [ 1437.956683] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 1437.961709] ? recalc_sigpending_tsk+0x180/0x180 [ 1437.966468] ? kasan_check_write+0x14/0x20 [ 1437.970714] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 1437.975566] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 1437.980755] RIP: 0033:0x457099 [ 1437.983949] Code: fd b4 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b4 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 1438.002846] RSP: 002b:00007f692aa02c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 1438.010556] RAX: ffffffffffffffda RBX: 00007f692aa036d4 RCX: 0000000000457099 [ 1438.017820] RDX: 0000000020000000 RSI: 00000000000089a0 RDI: 0000000000000003 [ 1438.025092] RBP: 00000000009300a0 R08: 0000000000000000 R09: 0000000000000000 15:02:30 executing program 6: perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e6}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) bpf$MAP_DELETE_ELEM(0x3, &(0x7f0000000300)={0xffffffffffffffff, &(0x7f0000000240)}, 0x10) openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000180)="2f67726f75702e73746174003c23fb572a1f0294e6f378b41ad54b4d9d9a1f63f8785ad188a7e1c88875e05b18a4cb3a9cd12dcea440d899c22c652b3a471b4a7fa2f3fdf6e034d804e5f0df4b1dee483b157624c59c0100e89e6a357c000000", 0x2761, 0x0) 15:02:30 executing program 7: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000340)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) bpf$MAP_CREATE(0x0, &(0x7f0000000080)={0x0, 0x800000000004, 0x4, 0x9, 0x0, 0xffffffffffffffff, 0x0, [0x5f]}, 0x2c) perf_event_open(&(0x7f0000000180)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x1a7b, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(r1) socket$kcm(0x2, 0x3, 0x2) ioctl$PERF_EVENT_IOC_SET_FILTER(r1, 0x8914, &(0x7f0000000380)="6e7230010060a19ef9d2c673d9a1571cb9e1369bcd61ef7e49793ae18712eceb1daa769497800b7fbbd35b170c10751d39aeb660d863e49b8c4f3b3cad48902b5b2d6cfd0abd372c63bcf5d708f3fd4d2e8d443c88c60fd7140fbc0e5637dd82fc3435bed4de5d693c9a781c863e05d8a6f8689a5be29216061f3ff53f8b6b396678e7ba155ef9152d7e43b1eccb2331eb8eb1ed5586dcf8b3b0b999361a44ff2c22c2abbef42dd24eabe6723346a6e46c0499a21442d8d00dcb57f013ff7595edd0ff076930de3675d34117a44eb0e4f832936da44e") r2 = openat$tun(0xffffffffffffff9c, &(0x7f0000000140)='/dev/net/tun\x00', 0x0, 0x0) ioctl$TUNSETIFF(r2, 0x400454ca, &(0x7f0000000040)={"6e72300100", 0x801}) ioctl$TUNSETLINK(r2, 0x400454cd, 0x308) perf_event_open(&(0x7f000025c000)={0x0, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000001, 0x0, 0x2161f870, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) sendmsg(0xffffffffffffffff, &(0x7f0000000440)={&(0x7f0000000200)=@ax25={0x3, {"b8738e610d62ed"}}, 0x80, &(0x7f0000000040), 0x0, 0x0, 0x0, 0x4}, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(0xffffffffffffffff, 0x2400, 0x0) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f00000002c0)={0xffffffffffffffff, &(0x7f0000000300), &(0x7f0000000280)}, 0x20) openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000000)='rdma.current\x00', 0x0, 0x0) [ 1438.032357] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000005 [ 1438.039629] R13: 00000000004cfe50 R14: 00000000004bec60 R15: 0000000000000049 15:02:30 executing program 0: bpf$MAP_CREATE(0x0, &(0x7f0000000200)={0xf}, 0x2c) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f0000000300)={0xffffffffffffffff, &(0x7f0000000140), &(0x7f0000000200)}, 0x20) socketpair(0x1, 0x1, 0x0, &(0x7f0000000100)={0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_SET_FILTER(r0, 0x8990, &(0x7f0000000300)='0\x00') 15:02:30 executing program 3: r0 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(r0) socket$kcm(0xa, 0x5, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) socket$kcm(0x29, 0x0, 0x0) bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x0, 0x10bd}, 0x2c) bpf$PROG_LOAD(0x5, &(0x7f00000ba000)={0xd, 0x5, &(0x7f0000346fc8)=@framed={{0x18, 0x0, 0x0, 0x75651b00}, [@alu={0x8000000201a7f19, 0x0, 0x201a7fa6, 0x48, 0x1, 0x88}]}, &(0x7f0000000000)='GPL\x00', 0x0, 0xfb, &(0x7f00001a7f05)=""/251}, 0x14) 15:02:30 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) sendmsg(r0, &(0x7f0000000580)={0x0, 0x0, &(0x7f00000001c0)=[{&(0x7f0000000380)="b5", 0x1}], 0x1, &(0x7f0000001740), 0x0, 0x4}, 0x20000040) 15:02:30 executing program 4 (fault-call:1 fault-nth:74): socketpair(0x1, 0x80002, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_SET_FILTER(r0, 0x89a0, &(0x7f0000000000)='%d') 15:02:30 executing program 2: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000340)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) r1 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(r1) r2 = openat$cgroup_ro(r1, &(0x7f0000000000)='memory.stat\x00', 0x0, 0x0) ioctl$PERF_EVENT_IOC_SET_BPF(r1, 0x40042408, r2) socket$kcm(0x2, 0x3, 0x2) ioctl$PERF_EVENT_IOC_SET_FILTER(r1, 0x8980, &(0x7f0000000380)="6e7230010060a19ef9d2c673d9a1571cb9e1369bcd61ef7e49793ae18712eceb1daa769497800b7fbbd35b170c10751d39aeb660d863e49b8c4f3b3cad48902b5b2d6cfd0abd372c63bcf5d70df3fd4d2e8d443c88c60fd7140fbc0e5637dd82fc3435bed4de5d693c9a781c863e05d8a6f8689a5be29216061f3ff53f8b6b396678e7ba155ef9152d7e43b1eccb2331eb8eb1ed5586dcf8b3b0b999361a44ff2c22c2abbef42dd24eabe6723346a6e46c0499a21442d8d00dcb57f013ff7595edd0ff076930de3675d34117a44eb0e4f832936da44e") 15:02:30 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) sendmsg(r0, &(0x7f0000000580)={0x0, 0x0, &(0x7f00000001c0)=[{&(0x7f0000000380)="b5", 0x1}], 0x1, &(0x7f0000001740), 0x0, 0x4}, 0x20000040) [ 1438.441632] FAULT_INJECTION: forcing a failure. [ 1438.441632] name failslab, interval 1, probability 0, space 0, times 0 [ 1438.462371] CPU: 0 PID: 14369 Comm: syz-executor4 Not tainted 4.19.0-rc2+ #50 [ 1438.469688] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1438.479045] Call Trace: [ 1438.481638] dump_stack+0x1c4/0x2b4 [ 1438.485259] ? dump_stack_print_info.cold.2+0x52/0x52 [ 1438.490454] should_fail.cold.4+0xa/0x17 [ 1438.494520] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 1438.499622] ? lock_release+0x970/0x970 [ 1438.503591] ? arch_local_save_flags+0x40/0x40 [ 1438.508169] ? graph_lock+0x170/0x170 [ 1438.511961] ? graph_lock+0x170/0x170 [ 1438.515754] ? find_held_lock+0x36/0x1c0 [ 1438.519819] ? __lock_is_held+0xb5/0x140 [ 1438.523884] ? ___might_sleep+0x1ed/0x300 [ 1438.528021] ? arch_local_save_flags+0x40/0x40 [ 1438.532589] ? kernfs_activate+0x21a/0x2c0 [ 1438.536827] __should_failslab+0x124/0x180 [ 1438.541053] should_failslab+0x9/0x14 [ 1438.544844] kmem_cache_alloc+0x2be/0x730 [ 1438.548982] ? lock_downgrade+0x900/0x900 [ 1438.553117] ? do_raw_spin_lock+0xc1/0x200 [ 1438.557343] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 1438.562349] __kernfs_new_node+0x127/0x8d0 [ 1438.566574] ? kernfs_dop_revalidate+0x3c0/0x3c0 [ 1438.571316] ? graph_lock+0x170/0x170 [ 1438.575110] ? __lock_is_held+0xb5/0x140 [ 1438.579164] ? wait_for_completion+0x8a0/0x8a0 [ 1438.583741] ? mutex_unlock+0xd/0x10 [ 1438.587442] ? kernfs_activate+0x21a/0x2c0 [ 1438.591685] ? kernfs_walk_and_get_ns+0x340/0x340 [ 1438.596518] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 1438.602040] ? kernfs_link_sibling+0x1d2/0x3b0 [ 1438.606621] kernfs_new_node+0x95/0x120 [ 1438.610608] __kernfs_create_file+0x5a/0x340 [ 1438.615038] sysfs_add_file_mode_ns+0x222/0x530 [ 1438.619722] internal_create_group+0x3df/0xd80 [ 1438.624330] ? remove_files.isra.1+0x190/0x190 [ 1438.628931] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 1438.634468] ? kernfs_create_link+0x1d4/0x250 [ 1438.638956] sysfs_create_groups+0x9b/0x141 [ 1438.643271] device_add+0x73d/0x17f0 [ 1438.646977] ? get_device_parent.isra.27+0x5a0/0x5a0 [ 1438.652066] ? dev_set_name+0xad/0xe0 [ 1438.655869] ? device_initialize+0x5f0/0x5f0 [ 1438.660283] ? rtnl_is_locked+0xb5/0xf0 [ 1438.664260] ? rtnl_trylock+0x20/0x20 [ 1438.668058] netdev_register_kobject+0x187/0x3f0 [ 1438.672811] register_netdevice+0x99a/0x10f0 [ 1438.677208] ? netdev_change_features+0x110/0x110 [ 1438.682062] register_netdev+0x30/0x50 [ 1438.685955] br_add_bridge+0x9b/0xf0 [ 1438.689662] br_ioctl_deviceless_stub+0x991/0xac0 [ 1438.694507] ? find_held_lock+0x36/0x1c0 [ 1438.698572] ? old_dev_ioctl.isra.2+0x20e0/0x20e0 [ 1438.703406] ? __fget+0x4aa/0x740 [ 1438.706850] ? lock_downgrade+0x900/0x900 [ 1438.710987] ? check_preemption_disabled+0x48/0x200 [ 1438.716182] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 1438.721984] ? kasan_check_read+0x11/0x20 [ 1438.726121] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 1438.731399] ? old_dev_ioctl.isra.2+0x20e0/0x20e0 [ 1438.736229] sock_ioctl+0x2d5/0x680 [ 1438.739866] ? dlci_ioctl_set+0x40/0x40 [ 1438.743841] ? ksys_dup3+0x680/0x680 [ 1438.747545] ? find_held_lock+0x36/0x1c0 [ 1438.751601] ? __mutex_unlock_slowpath+0x197/0x8c0 [ 1438.756547] ? dlci_ioctl_set+0x40/0x40 [ 1438.760517] do_vfs_ioctl+0x1de/0x1720 [ 1438.764418] ? __lock_is_held+0xb5/0x140 [ 1438.768525] ? ioctl_preallocate+0x300/0x300 [ 1438.772922] ? __fget_light+0x2e9/0x430 [ 1438.776883] ? fget_raw+0x20/0x20 [ 1438.780342] ? __sb_end_write+0xd9/0x110 [ 1438.784394] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 1438.789916] ? fput+0x130/0x1a0 [ 1438.793184] ? do_syscall_64+0x9a/0x820 [ 1438.797143] ? do_syscall_64+0x9a/0x820 [ 1438.801107] ? lockdep_hardirqs_on+0x421/0x5c0 [ 1438.805678] ? security_file_ioctl+0x94/0xc0 [ 1438.810079] ksys_ioctl+0xa9/0xd0 [ 1438.813553] __x64_sys_ioctl+0x73/0xb0 [ 1438.817432] do_syscall_64+0x1b9/0x820 [ 1438.821318] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 1438.826686] ? syscall_return_slowpath+0x5e0/0x5e0 [ 1438.831608] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 1438.836453] ? trace_hardirqs_off+0x300/0x300 [ 1438.840935] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 1438.845938] ? prepare_exit_to_usermode+0x291/0x3b0 [ 1438.850948] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 1438.855787] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 1438.860975] RIP: 0033:0x457099 [ 1438.864159] Code: fd b4 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b4 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 1438.883048] RSP: 002b:00007f692aa02c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 1438.890751] RAX: ffffffffffffffda RBX: 00007f692aa036d4 RCX: 0000000000457099 [ 1438.898021] RDX: 0000000020000000 RSI: 00000000000089a0 RDI: 0000000000000003 [ 1438.905283] RBP: 00000000009300a0 R08: 0000000000000000 R09: 0000000000000000 [ 1438.912552] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000005 [ 1438.919813] R13: 00000000004cfe50 R14: 00000000004bec60 R15: 000000000000004a 15:02:30 executing program 5: r0 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(r0) socket$kcm(0xa, 0x5, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) perf_event_open(&(0x7f000025c000)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(0xffffffffffffffff) socket$kcm(0x29, 0x0, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(0xffffffffffffffff, 0x2400, 0x0) bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x0, 0x10bd}, 0x2c) bpf$PROG_LOAD(0x5, &(0x7f00000ba000)={0xd, 0x5, &(0x7f0000346fc8)=@framed={{}, [@alu={0x8000000201a7f19, 0x0, 0x201a7fa6, 0x48, 0x1}], {0x95, 0xffffff9c}}, &(0x7f0000000000)='GPL\x00', 0x0, 0xfb, &(0x7f00001a7f05)=""/251}, 0x14) 15:02:30 executing program 0: bpf$MAP_CREATE(0x0, &(0x7f0000000200)={0xf}, 0x2c) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f0000000300)={0xffffffffffffffff, &(0x7f0000000140), &(0x7f0000000200)}, 0x20) socketpair(0x1, 0x1, 0x0, &(0x7f0000000100)={0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_SET_FILTER(r0, 0x8970, &(0x7f0000000300)='0\x00') 15:02:30 executing program 4 (fault-call:1 fault-nth:75): socketpair(0x1, 0x80002, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_SET_FILTER(r0, 0x89a0, &(0x7f0000000000)='%d') 15:02:31 executing program 6: perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e6}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) bpf$MAP_DELETE_ELEM(0x3, &(0x7f0000000300)={0xffffffffffffffff, &(0x7f0000000240)}, 0x10) openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000180)="2f67726f75702e73746174003c23fb572a1f0294e6f378b41ad54b4d9d9a1f63f8785ad188a7e1c88875e05b18a4cb3a9cd12dcea440d899c22c652b3a471b4a7fa2f3fdf6e034d804e5f0df4b1dee483b157624c59c0100e89e6a357c0000eb", 0x2761, 0x0) 15:02:31 executing program 7: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000340)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) bpf$MAP_CREATE(0x0, &(0x7f0000000080)={0x0, 0x800000000004, 0x4, 0x9, 0x0, 0xffffffffffffffff, 0x0, [0x5f]}, 0x2c) perf_event_open(&(0x7f0000000180)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x1a7b, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(r1) socket$kcm(0x2, 0x3, 0x2) ioctl$PERF_EVENT_IOC_SET_FILTER(r1, 0x8914, &(0x7f0000000380)="6e7230010060a19ef9d2c673d9a1571cb9e1369bcd61ef7e49793ae18712eceb1daa769497800b7fbbd35b170c10751d39aeb660d863e49b8c4f3b3cad48902b5b2d6cfd0abd372c63bcf5d709f3fd4d2e8d443c88c60fd7140fbc0e5637dd82fc3435bed4de5d693c9a781c863e05d8a6f8689a5be29216061f3ff53f8b6b396678e7ba155ef9152d7e43b1eccb2331eb8eb1ed5586dcf8b3b0b999361a44ff2c22c2abbef42dd24eabe6723346a6e46c0499a21442d8d00dcb57f013ff7595edd0ff076930de3675d34117a44eb0e4f832936da44e") r2 = openat$tun(0xffffffffffffff9c, &(0x7f0000000140)='/dev/net/tun\x00', 0x0, 0x0) ioctl$TUNSETIFF(r2, 0x400454ca, &(0x7f0000000040)={"6e72300100", 0x801}) ioctl$TUNSETLINK(r2, 0x400454cd, 0x308) perf_event_open(&(0x7f000025c000)={0x0, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000001, 0x0, 0x2161f870, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) sendmsg(0xffffffffffffffff, &(0x7f0000000440)={&(0x7f0000000200)=@ax25={0x3, {"b8738e610d62ed"}}, 0x80, &(0x7f0000000040), 0x0, 0x0, 0x0, 0x4}, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(0xffffffffffffffff, 0x2400, 0x0) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f00000002c0)={0xffffffffffffffff, &(0x7f0000000300), &(0x7f0000000280)}, 0x20) openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000000)='rdma.current\x00', 0x0, 0x0) 15:02:31 executing program 2: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000340)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) r1 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(r1) bpf$BPF_PROG_ATTACH(0x8, &(0x7f0000000040)={0xffffffffffffffff, r0, 0x4, 0x3}, 0x10) socketpair$inet6_icmp_raw(0xa, 0x3, 0x3a, &(0x7f0000000000)) socket$kcm(0x2, 0x3, 0x2) ioctl$PERF_EVENT_IOC_PERIOD(0xffffffffffffffff, 0x40082404, &(0x7f0000000080)=0x1ff) ioctl$PERF_EVENT_IOC_SET_FILTER(r1, 0x8980, &(0x7f0000000380)="6e7230010060a19ef9d2c673d9a1571cb9e1369bcd61ef7e49793ae18712eceb1daa769497800b7fbbd35b170c10751d39aeb660d863e49b8c4f3b3cad48902b5b2d6cfd0abd372c63bcf5d70df3fd4d2e8d443c88c60fd7140fbc0e5637dd82fc3435bed4de5d693c9a781c863e05d8a6f8689a5be29216061f3ff53f8b6b396678e7ba155ef9152d7e43b1eccb2331eb8eb1ed5586dcf8b3b0b999361a44ff2c22c2abbef42dd24eabe6723346a6e46c0499a21442d8d00dcb57f013ff7595edd0ff076930de3675d34117a44eb0e4f832936da44e") 15:02:31 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) sendmsg(r0, &(0x7f0000000580)={0x0, 0x0, &(0x7f00000001c0)=[{&(0x7f0000000380)="b5", 0x1}], 0x1, &(0x7f0000001740), 0x0, 0x4}, 0x20000040) 15:02:31 executing program 3: r0 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(r0) socket$kcm(0xa, 0x5, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) socket$kcm(0x29, 0x0, 0x0) bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x0, 0x10bd}, 0x2c) bpf$PROG_LOAD(0x5, &(0x7f00000ba000)={0xd, 0x5, &(0x7f0000346fc8)=@framed={{0x18, 0x0, 0x0, 0x61}, [@alu={0x8000000201a7f19, 0x0, 0x201a7fa6, 0x48, 0x1, 0x88}]}, &(0x7f0000000000)='GPL\x00', 0x0, 0xfb, &(0x7f00001a7f05)=""/251}, 0x14) [ 1439.199462] FAULT_INJECTION: forcing a failure. [ 1439.199462] name failslab, interval 1, probability 0, space 0, times 0 [ 1439.213742] CPU: 0 PID: 14395 Comm: syz-executor4 Not tainted 4.19.0-rc2+ #50 [ 1439.221036] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1439.230395] Call Trace: [ 1439.232990] dump_stack+0x1c4/0x2b4 [ 1439.236631] ? dump_stack_print_info.cold.2+0x52/0x52 [ 1439.241842] should_fail.cold.4+0xa/0x17 [ 1439.245909] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 1439.251020] ? lock_release+0x970/0x970 [ 1439.254997] ? arch_local_save_flags+0x40/0x40 [ 1439.259584] ? graph_lock+0x170/0x170 [ 1439.263399] ? graph_lock+0x170/0x170 [ 1439.267209] ? find_held_lock+0x36/0x1c0 [ 1439.271276] ? __lock_is_held+0xb5/0x140 [ 1439.275349] ? ___might_sleep+0x1ed/0x300 [ 1439.279500] ? arch_local_save_flags+0x40/0x40 [ 1439.284084] ? kernfs_activate+0x21a/0x2c0 [ 1439.288332] __should_failslab+0x124/0x180 [ 1439.292574] should_failslab+0x9/0x14 [ 1439.296379] kmem_cache_alloc+0x2be/0x730 [ 1439.300527] ? lock_downgrade+0x900/0x900 [ 1439.305127] ? do_raw_spin_lock+0xc1/0x200 [ 1439.309367] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 1439.314389] __kernfs_new_node+0x127/0x8d0 [ 1439.318646] ? kernfs_dop_revalidate+0x3c0/0x3c0 [ 1439.323407] ? graph_lock+0x170/0x170 [ 1439.327219] ? __lock_is_held+0xb5/0x140 [ 1439.331284] ? wait_for_completion+0x8a0/0x8a0 [ 1439.335882] ? mutex_unlock+0xd/0x10 [ 1439.339600] ? kernfs_activate+0x21a/0x2c0 [ 1439.343854] ? kernfs_walk_and_get_ns+0x340/0x340 [ 1439.348701] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 1439.354240] ? kernfs_link_sibling+0x1d2/0x3b0 [ 1439.358831] kernfs_new_node+0x95/0x120 [ 1439.362812] __kernfs_create_file+0x5a/0x340 [ 1439.367234] sysfs_add_file_mode_ns+0x222/0x530 [ 1439.371919] internal_create_group+0x3df/0xd80 [ 1439.376531] ? remove_files.isra.1+0x190/0x190 [ 1439.381127] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 1439.386664] ? kernfs_create_link+0x1d4/0x250 [ 1439.391175] sysfs_create_groups+0x9b/0x141 [ 1439.395503] device_add+0x73d/0x17f0 [ 1439.399230] ? get_device_parent.isra.27+0x5a0/0x5a0 [ 1439.404332] ? dev_set_name+0xad/0xe0 [ 1439.408134] ? device_initialize+0x5f0/0x5f0 [ 1439.412555] ? rtnl_is_locked+0xb5/0xf0 [ 1439.416532] ? rtnl_trylock+0x20/0x20 [ 1439.420346] netdev_register_kobject+0x187/0x3f0 [ 1439.425109] register_netdevice+0x99a/0x10f0 [ 1439.429522] ? netdev_change_features+0x110/0x110 [ 1439.434382] register_netdev+0x30/0x50 [ 1439.438533] br_add_bridge+0x9b/0xf0 [ 1439.442252] br_ioctl_deviceless_stub+0x991/0xac0 [ 1439.447100] ? find_held_lock+0x36/0x1c0 [ 1439.451164] ? old_dev_ioctl.isra.2+0x20e0/0x20e0 [ 1439.456023] ? __fget+0x4aa/0x740 [ 1439.459480] ? lock_downgrade+0x900/0x900 [ 1439.463642] ? check_preemption_disabled+0x48/0x200 [ 1439.468676] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 1439.474478] ? kasan_check_read+0x11/0x20 [ 1439.478643] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 1439.483939] ? old_dev_ioctl.isra.2+0x20e0/0x20e0 [ 1439.488782] sock_ioctl+0x2d5/0x680 [ 1439.492414] ? dlci_ioctl_set+0x40/0x40 [ 1439.496388] ? ksys_dup3+0x680/0x680 [ 1439.500104] ? find_held_lock+0x36/0x1c0 [ 1439.504175] ? __mutex_unlock_slowpath+0x197/0x8c0 [ 1439.509114] ? dlci_ioctl_set+0x40/0x40 [ 1439.513092] do_vfs_ioctl+0x1de/0x1720 [ 1439.516977] ? __lock_is_held+0xb5/0x140 [ 1439.521044] ? ioctl_preallocate+0x300/0x300 [ 1439.525450] ? __fget_light+0x2e9/0x430 [ 1439.529427] ? fget_raw+0x20/0x20 [ 1439.532882] ? __sb_end_write+0xd9/0x110 [ 1439.536946] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 1439.542479] ? fput+0x130/0x1a0 [ 1439.545760] ? do_syscall_64+0x9a/0x820 [ 1439.549741] ? do_syscall_64+0x9a/0x820 [ 1439.553718] ? lockdep_hardirqs_on+0x421/0x5c0 [ 1439.558306] ? security_file_ioctl+0x94/0xc0 [ 1439.562720] ksys_ioctl+0xa9/0xd0 [ 1439.566179] __x64_sys_ioctl+0x73/0xb0 [ 1439.570070] do_syscall_64+0x1b9/0x820 [ 1439.573958] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 1439.579323] ? syscall_return_slowpath+0x5e0/0x5e0 [ 1439.584254] ? trace_hardirqs_off+0x300/0x300 [ 1439.588755] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 1439.593773] ? recalc_sigpending_tsk+0x180/0x180 [ 1439.598531] ? kasan_check_write+0x14/0x20 [ 1439.602770] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 1439.607626] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 1439.612822] RIP: 0033:0x457099 [ 1439.616014] Code: fd b4 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b4 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 1439.634999] RSP: 002b:00007f692aa02c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 1439.642716] RAX: ffffffffffffffda RBX: 00007f692aa036d4 RCX: 0000000000457099 15:02:31 executing program 0: bpf$MAP_CREATE(0x0, &(0x7f0000000200)={0xf}, 0x2c) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f0000000300)={0xffffffffffffffff, &(0x7f0000000140), &(0x7f0000000200)}, 0x20) socketpair(0x1, 0x1, 0x0, &(0x7f0000000100)={0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_SET_FILTER(r0, 0x40049409, &(0x7f0000000300)='0\x00') [ 1439.649981] RDX: 0000000020000000 RSI: 00000000000089a0 RDI: 0000000000000003 [ 1439.657249] RBP: 00000000009300a0 R08: 0000000000000000 R09: 0000000000000000 [ 1439.664514] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000005 [ 1439.671779] R13: 00000000004cfe50 R14: 00000000004bec60 R15: 000000000000004b 15:02:31 executing program 5: r0 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(r0) socket$kcm(0xa, 0x5, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) perf_event_open(&(0x7f000025c000)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(0xffffffffffffffff) socket$kcm(0x29, 0x0, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(0xffffffffffffffff, 0x2400, 0x0) bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x0, 0x10bd}, 0x2c) bpf$PROG_LOAD(0x5, &(0x7f00000ba000)={0xd, 0x5, &(0x7f0000346fc8)=@framed={{}, [@alu={0x8000000201a7f19, 0x0, 0x201a7fa6, 0x48, 0x1}], {0x95, 0x800000000000000}}, &(0x7f0000000000)='GPL\x00', 0x0, 0xfb, &(0x7f00001a7f05)=""/251}, 0x14) 15:02:31 executing program 4 (fault-call:1 fault-nth:76): socketpair(0x1, 0x80002, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_SET_FILTER(r0, 0x89a0, &(0x7f0000000000)='%d') 15:02:31 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) sendmsg(r0, &(0x7f0000000580)={0x0, 0x0, &(0x7f00000001c0)=[{&(0x7f0000000380)="b5", 0x1}], 0x1, &(0x7f0000001740), 0x0, 0x4}, 0x20000040) 15:02:31 executing program 6: perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e6}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) bpf$MAP_DELETE_ELEM(0x3, &(0x7f0000000300)={0xffffffffffffffff, &(0x7f0000000240)}, 0x10) openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000180)="2f67726f75702e73746174003c23fb572a1f0294e6f378b41ad54b4d9d9a1f63f8785ad188a7e1c88875e05b18a4cb3a9cd12dcea440d899c22c652b3a471b4a7fa2f3fdf6e034d804e5f0df4b1dee483b157624c59c0100e89e6a357c000000", 0x2761, 0x0) 15:02:32 executing program 3: r0 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(r0) socket$kcm(0xa, 0x5, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) socket$kcm(0x29, 0x0, 0x0) bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x0, 0x10bd}, 0x2c) bpf$PROG_LOAD(0x5, &(0x7f00000ba000)={0xd, 0x5, &(0x7f0000346fc8)=@framed={{0x18, 0x0, 0x0, 0x85ffffff}, [@alu={0x8000000201a7f19, 0x0, 0x201a7fa6, 0x48, 0x1, 0x88}]}, &(0x7f0000000000)='GPL\x00', 0x0, 0xfb, &(0x7f00001a7f05)=""/251}, 0x14) 15:02:32 executing program 0: bpf$MAP_CREATE(0x0, &(0x7f0000000200)={0xf}, 0x2c) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f0000000300)={0xffffffffffffffff, &(0x7f0000000140), &(0x7f0000000200)}, 0x20) socketpair(0x1, 0x1, 0x0, &(0x7f0000000100)={0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_SET_FILTER(r0, 0x8924, &(0x7f0000000300)='0\x00') 15:02:32 executing program 2: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000340)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = socket$kcm(0x29, 0x2, 0x0) ioctl$sock_kcm_SIOCKCMCLONE(r2, 0x89e2, &(0x7f0000000040)={r0}) bpf$BPF_PROG_GET_NEXT_ID(0xb, &(0x7f0000000000)=0x9, 0xfffffffffffffeec) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r4 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(r3) socket$kcm(0x2, 0x3, 0x2) ioctl$PERF_EVENT_IOC_SET_FILTER(r4, 0x8980, &(0x7f0000000380)="6e7230010060a19ef9d2c673d9a1571cb9e1369bcd61ef7e49793ae18712eceb1daa769497800b7fbbd35b170c10751d39aeb660d863e49b8c4f3b3cad48902b5b2d6cfd0abd372c63bcf5d70df3fd4d2e8d443c88c60fd7140fbc0e5637dd82fc3435bed4de5d693c9a781c863e05d8a6f8689a5be29216061f3ff53f8b6b396678e7ba155ef9152d7e43b1eccb2331eb8eb1ed5586dcf8b3b0b999361a44ff2c22c2abbef42dd24eabe6723346a6e46c0499a21442d8d00dcb57f013ff7595edd0ff076930de3675d34117a44eb0e4f832936da44e") [ 1440.045143] FAULT_INJECTION: forcing a failure. [ 1440.045143] name failslab, interval 1, probability 0, space 0, times 0 [ 1440.067234] CPU: 0 PID: 14436 Comm: syz-executor4 Not tainted 4.19.0-rc2+ #50 [ 1440.074531] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1440.083886] Call Trace: [ 1440.086463] dump_stack+0x1c4/0x2b4 [ 1440.090096] ? dump_stack_print_info.cold.2+0x52/0x52 [ 1440.095305] should_fail.cold.4+0xa/0x17 [ 1440.099356] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 1440.104458] ? lock_release+0x970/0x970 [ 1440.108437] ? arch_local_save_flags+0x40/0x40 [ 1440.113012] ? graph_lock+0x170/0x170 [ 1440.116802] ? graph_lock+0x170/0x170 [ 1440.120594] ? find_held_lock+0x36/0x1c0 [ 1440.124666] ? __lock_is_held+0xb5/0x140 [ 1440.128724] ? ___might_sleep+0x1ed/0x300 [ 1440.132881] ? arch_local_save_flags+0x40/0x40 [ 1440.137449] ? kernfs_activate+0x21a/0x2c0 [ 1440.141678] __should_failslab+0x124/0x180 [ 1440.145902] should_failslab+0x9/0x14 [ 1440.149691] kmem_cache_alloc+0x2be/0x730 [ 1440.153864] ? lock_downgrade+0x900/0x900 [ 1440.158014] ? do_raw_spin_lock+0xc1/0x200 [ 1440.162251] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 1440.167271] __kernfs_new_node+0x127/0x8d0 [ 1440.171505] ? kernfs_dop_revalidate+0x3c0/0x3c0 [ 1440.176259] ? graph_lock+0x170/0x170 [ 1440.180052] ? __lock_is_held+0xb5/0x140 [ 1440.184101] ? wait_for_completion+0x8a0/0x8a0 [ 1440.188675] ? mutex_unlock+0xd/0x10 [ 1440.192373] ? kernfs_activate+0x21a/0x2c0 [ 1440.196622] ? kernfs_walk_and_get_ns+0x340/0x340 [ 1440.201460] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 1440.206981] ? kernfs_link_sibling+0x1d2/0x3b0 [ 1440.211570] kernfs_new_node+0x95/0x120 [ 1440.215538] __kernfs_create_file+0x5a/0x340 [ 1440.219937] sysfs_add_file_mode_ns+0x222/0x530 [ 1440.224597] internal_create_group+0x3df/0xd80 [ 1440.229181] ? remove_files.isra.1+0x190/0x190 [ 1440.233752] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 1440.239275] ? kernfs_create_link+0x1d4/0x250 [ 1440.243759] sysfs_create_groups+0x9b/0x141 [ 1440.248070] device_add+0x73d/0x17f0 [ 1440.251773] ? get_device_parent.isra.27+0x5a0/0x5a0 [ 1440.256870] ? dev_set_name+0xad/0xe0 [ 1440.260674] ? device_initialize+0x5f0/0x5f0 [ 1440.265087] ? rtnl_is_locked+0xb5/0xf0 [ 1440.269062] ? rtnl_trylock+0x20/0x20 [ 1440.272873] netdev_register_kobject+0x187/0x3f0 [ 1440.277647] register_netdevice+0x99a/0x10f0 [ 1440.282043] ? netdev_change_features+0x110/0x110 [ 1440.286878] register_netdev+0x30/0x50 [ 1440.290761] br_add_bridge+0x9b/0xf0 [ 1440.294478] br_ioctl_deviceless_stub+0x991/0xac0 [ 1440.299321] ? find_held_lock+0x36/0x1c0 [ 1440.303377] ? old_dev_ioctl.isra.2+0x20e0/0x20e0 [ 1440.308217] ? __fget+0x4aa/0x740 [ 1440.311664] ? lock_downgrade+0x900/0x900 [ 1440.315804] ? check_preemption_disabled+0x48/0x200 [ 1440.320826] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 1440.326622] ? kasan_check_read+0x11/0x20 [ 1440.330778] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 1440.336068] ? old_dev_ioctl.isra.2+0x20e0/0x20e0 [ 1440.340909] sock_ioctl+0x2d5/0x680 [ 1440.344535] ? dlci_ioctl_set+0x40/0x40 [ 1440.348512] ? ksys_dup3+0x680/0x680 [ 1440.352222] ? find_held_lock+0x36/0x1c0 [ 1440.356285] ? __mutex_unlock_slowpath+0x197/0x8c0 [ 1440.361220] ? dlci_ioctl_set+0x40/0x40 [ 1440.365183] do_vfs_ioctl+0x1de/0x1720 [ 1440.369068] ? __lock_is_held+0xb5/0x140 [ 1440.373121] ? ioctl_preallocate+0x300/0x300 [ 1440.377521] ? __fget_light+0x2e9/0x430 [ 1440.381487] ? fget_raw+0x20/0x20 [ 1440.384944] ? __sb_end_write+0xd9/0x110 [ 1440.388993] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 1440.394514] ? fput+0x130/0x1a0 [ 1440.397780] ? do_syscall_64+0x9a/0x820 [ 1440.401753] ? do_syscall_64+0x9a/0x820 [ 1440.405727] ? lockdep_hardirqs_on+0x421/0x5c0 [ 1440.410301] ? security_file_ioctl+0x94/0xc0 [ 1440.414700] ksys_ioctl+0xa9/0xd0 [ 1440.418144] __x64_sys_ioctl+0x73/0xb0 [ 1440.422033] do_syscall_64+0x1b9/0x820 [ 1440.425909] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 1440.431257] ? syscall_return_slowpath+0x5e0/0x5e0 [ 1440.436190] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 1440.441029] ? trace_hardirqs_off+0x300/0x300 [ 1440.445537] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 1440.450541] ? prepare_exit_to_usermode+0x291/0x3b0 [ 1440.455553] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 1440.460386] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 1440.465568] RIP: 0033:0x457099 [ 1440.468769] Code: fd b4 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b4 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 1440.487676] RSP: 002b:00007f692aa02c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 1440.495386] RAX: ffffffffffffffda RBX: 00007f692aa036d4 RCX: 0000000000457099 [ 1440.502644] RDX: 0000000020000000 RSI: 00000000000089a0 RDI: 0000000000000003 [ 1440.509905] RBP: 00000000009300a0 R08: 0000000000000000 R09: 0000000000000000 [ 1440.517170] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000005 [ 1440.524428] R13: 00000000004cfe50 R14: 00000000004bec60 R15: 000000000000004c 15:02:32 executing program 7: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000340)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) bpf$MAP_CREATE(0x0, &(0x7f0000000080)={0x0, 0x800000000004, 0x4, 0x9, 0x0, 0xffffffffffffffff, 0x0, [0x5f]}, 0x2c) perf_event_open(&(0x7f0000000180)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x1a7b, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(r1) socket$kcm(0x2, 0x3, 0x2) ioctl$PERF_EVENT_IOC_SET_FILTER(r1, 0x8914, &(0x7f0000000380)="6e7230010060a19ef9d2c673d9a1571cb9e1369bcd61ef7e49793ae18712eceb1daa769497800b7fbbd35b170c10751d39aeb660d863e49b8c4f3b3cad48902b5b2d6cfd0abd372c63bcf5d70bf3fd4d2e8d443c88c60fd7140fbc0e5637dd82fc3435bed4de5d693c9a781c863e05d8a6f8689a5be29216061f3ff53f8b6b396678e7ba155ef9152d7e43b1eccb2331eb8eb1ed5586dcf8b3b0b999361a44ff2c22c2abbef42dd24eabe6723346a6e46c0499a21442d8d00dcb57f013ff7595edd0ff076930de3675d34117a44eb0e4f832936da44e") r2 = openat$tun(0xffffffffffffff9c, &(0x7f0000000140)='/dev/net/tun\x00', 0x0, 0x0) ioctl$TUNSETIFF(r2, 0x400454ca, &(0x7f0000000040)={"6e72300100", 0x801}) ioctl$TUNSETLINK(r2, 0x400454cd, 0x308) perf_event_open(&(0x7f000025c000)={0x0, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000001, 0x0, 0x2161f870, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) sendmsg(0xffffffffffffffff, &(0x7f0000000440)={&(0x7f0000000200)=@ax25={0x3, {"b8738e610d62ed"}}, 0x80, &(0x7f0000000040), 0x0, 0x0, 0x0, 0x4}, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(0xffffffffffffffff, 0x2400, 0x0) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f00000002c0)={0xffffffffffffffff, &(0x7f0000000300), &(0x7f0000000280)}, 0x20) openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000000)='rdma.current\x00', 0x0, 0x0) 15:02:32 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) sendmsg(r0, &(0x7f0000000580)={0x0, 0x0, &(0x7f00000001c0)=[{&(0x7f0000000380)="b5", 0x1}], 0x1, &(0x7f0000001740), 0x0, 0x4}, 0x20000040) 15:02:32 executing program 4 (fault-call:1 fault-nth:77): socketpair(0x1, 0x80002, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_SET_FILTER(r0, 0x89a0, &(0x7f0000000000)='%d') 15:02:32 executing program 5: r0 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(r0) socket$kcm(0xa, 0x5, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) perf_event_open(&(0x7f000025c000)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(0xffffffffffffffff) socket$kcm(0x29, 0x0, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(0xffffffffffffffff, 0x2400, 0x0) bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x0, 0x10bd}, 0x2c) bpf$PROG_LOAD(0x5, &(0x7f00000ba000)={0xd, 0x5, &(0x7f0000346fc8)=@framed={{}, [@alu={0x8000000201a7f19, 0x0, 0x201a7fa6, 0x48, 0x1}], {0x95, 0x9c}}, &(0x7f0000000000)='GPL\x00', 0x0, 0xfb, &(0x7f00001a7f05)=""/251}, 0x14) 15:02:32 executing program 0: bpf$MAP_CREATE(0x0, &(0x7f0000000200)={0xf}, 0x2c) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f0000000300)={0xffffffffffffffff, &(0x7f0000000140), &(0x7f0000000200)}, 0x20) socketpair(0x1, 0x1, 0x0, &(0x7f0000000100)={0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_SET_FILTER(r0, 0x5460, &(0x7f0000000300)='0\x00') 15:02:32 executing program 6: perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e6}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) bpf$MAP_DELETE_ELEM(0x3, &(0x7f0000000300)={0xffffffffffffffff, &(0x7f0000000240)}, 0x10) openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000180)="2f67726f75702e73746174003c23fb572a1f0294e6f378b41ad54b4d9d9a1f63f8785ad188a7e1c88875e05b18a4cb3a9cd12dcea440d899c22c652b3a471b4a7fa2f3fdf6e034d804e5f0df4b1dee483b157624c59c0100e89e6a357c000000", 0x2761, 0x0) 15:02:32 executing program 2: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000340)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = socket$kcm(0x29, 0x2, 0x0) ioctl$sock_kcm_SIOCKCMCLONE(r2, 0x89e2, &(0x7f0000000040)={r0}) bpf$BPF_PROG_GET_NEXT_ID(0xb, &(0x7f0000000000)=0x9, 0xfffffffffffffeec) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r4 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(r3) socket$kcm(0x2, 0x3, 0x2) ioctl$PERF_EVENT_IOC_SET_FILTER(r4, 0x8980, &(0x7f0000000380)="6e7230010060a19ef9d2c673d9a1571cb9e1369bcd61ef7e49793ae18712eceb1daa769497800b7fbbd35b170c10751d39aeb660d863e49b8c4f3b3cad48902b5b2d6cfd0abd372c63bcf5d70df3fd4d2e8d443c88c60fd7140fbc0e5637dd82fc3435bed4de5d693c9a781c863e05d8a6f8689a5be29216061f3ff53f8b6b396678e7ba155ef9152d7e43b1eccb2331eb8eb1ed5586dcf8b3b0b999361a44ff2c22c2abbef42dd24eabe6723346a6e46c0499a21442d8d00dcb57f013ff7595edd0ff076930de3675d34117a44eb0e4f832936da44e") 15:02:32 executing program 3: r0 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(r0) socket$kcm(0xa, 0x5, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) socket$kcm(0x29, 0x0, 0x0) bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x0, 0x10bd}, 0x2c) bpf$PROG_LOAD(0x5, &(0x7f00000ba000)={0xd, 0x5, &(0x7f0000346fc8)=@framed={{0x18, 0x0, 0x0, 0x400000000000000}, [@alu={0x8000000201a7f19, 0x0, 0x201a7fa6, 0x48, 0x1, 0x88}]}, &(0x7f0000000000)='GPL\x00', 0x0, 0xfb, &(0x7f00001a7f05)=""/251}, 0x14) [ 1440.807480] FAULT_INJECTION: forcing a failure. [ 1440.807480] name failslab, interval 1, probability 0, space 0, times 0 [ 1440.838680] CPU: 1 PID: 14469 Comm: syz-executor4 Not tainted 4.19.0-rc2+ #50 [ 1440.845998] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1440.855356] Call Trace: [ 1440.857948] dump_stack+0x1c4/0x2b4 [ 1440.861582] ? dump_stack_print_info.cold.2+0x52/0x52 [ 1440.866790] should_fail.cold.4+0xa/0x17 [ 1440.870855] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 1440.875963] ? lock_release+0x970/0x970 [ 1440.879949] ? arch_local_save_flags+0x40/0x40 [ 1440.884546] ? graph_lock+0x170/0x170 [ 1440.888357] ? graph_lock+0x170/0x170 [ 1440.892180] ? find_held_lock+0x36/0x1c0 [ 1440.896249] ? __lock_is_held+0xb5/0x140 [ 1440.900331] ? ___might_sleep+0x1ed/0x300 [ 1440.904485] ? arch_local_save_flags+0x40/0x40 [ 1440.909070] ? kernfs_activate+0x21a/0x2c0 [ 1440.913319] __should_failslab+0x124/0x180 [ 1440.917559] should_failslab+0x9/0x14 [ 1440.921363] kmem_cache_alloc+0x2be/0x730 [ 1440.925511] ? lock_downgrade+0x900/0x900 [ 1440.929663] ? do_raw_spin_lock+0xc1/0x200 [ 1440.933900] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 1440.938920] __kernfs_new_node+0x127/0x8d0 [ 1440.943163] ? kernfs_dop_revalidate+0x3c0/0x3c0 [ 1440.947919] ? graph_lock+0x170/0x170 [ 1440.951767] ? __lock_is_held+0xb5/0x140 [ 1440.955827] ? wait_for_completion+0x8a0/0x8a0 [ 1440.960423] ? mutex_unlock+0xd/0x10 [ 1440.964145] ? kernfs_activate+0x21a/0x2c0 [ 1440.968386] ? kernfs_walk_and_get_ns+0x340/0x340 [ 1440.973230] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 1440.978768] ? kernfs_link_sibling+0x1d2/0x3b0 [ 1440.983355] kernfs_new_node+0x95/0x120 [ 1440.987342] __kernfs_create_file+0x5a/0x340 [ 1440.991761] sysfs_add_file_mode_ns+0x222/0x530 [ 1440.996441] internal_create_group+0x3df/0xd80 [ 1441.001040] ? remove_files.isra.1+0x190/0x190 [ 1441.005641] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 1441.011180] ? kernfs_create_link+0x1d4/0x250 [ 1441.015688] sysfs_create_groups+0x9b/0x141 [ 1441.020019] device_add+0x73d/0x17f0 [ 1441.023748] ? get_device_parent.isra.27+0x5a0/0x5a0 [ 1441.028860] ? dev_set_name+0xad/0xe0 [ 1441.032661] ? device_initialize+0x5f0/0x5f0 [ 1441.037075] ? rtnl_is_locked+0xb5/0xf0 [ 1441.041050] ? rtnl_trylock+0x20/0x20 [ 1441.044862] netdev_register_kobject+0x187/0x3f0 [ 1441.049634] register_netdevice+0x99a/0x10f0 [ 1441.054050] ? netdev_change_features+0x110/0x110 [ 1441.058913] register_netdev+0x30/0x50 [ 1441.062804] br_add_bridge+0x9b/0xf0 [ 1441.066518] br_ioctl_deviceless_stub+0x991/0xac0 [ 1441.071365] ? find_held_lock+0x36/0x1c0 [ 1441.075432] ? old_dev_ioctl.isra.2+0x20e0/0x20e0 [ 1441.080297] ? __fget+0x4aa/0x740 [ 1441.083751] ? lock_downgrade+0x900/0x900 [ 1441.087912] ? check_preemption_disabled+0x48/0x200 [ 1441.092938] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 1441.098738] ? kasan_check_read+0x11/0x20 [ 1441.102889] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 1441.108191] ? old_dev_ioctl.isra.2+0x20e0/0x20e0 [ 1441.113035] sock_ioctl+0x2d5/0x680 [ 1441.116664] ? dlci_ioctl_set+0x40/0x40 [ 1441.120645] ? ksys_dup3+0x680/0x680 [ 1441.124361] ? find_held_lock+0x36/0x1c0 [ 1441.128431] ? __mutex_unlock_slowpath+0x197/0x8c0 [ 1441.133365] ? dlci_ioctl_set+0x40/0x40 [ 1441.137342] do_vfs_ioctl+0x1de/0x1720 [ 1441.141231] ? __lock_is_held+0xb5/0x140 [ 1441.145296] ? ioctl_preallocate+0x300/0x300 [ 1441.149707] ? __fget_light+0x2e9/0x430 [ 1441.153684] ? fget_raw+0x20/0x20 [ 1441.157145] ? __sb_end_write+0xd9/0x110 [ 1441.161261] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 1441.166800] ? fput+0x130/0x1a0 [ 1441.170080] ? do_syscall_64+0x9a/0x820 [ 1441.174057] ? do_syscall_64+0x9a/0x820 [ 1441.178033] ? lockdep_hardirqs_on+0x421/0x5c0 [ 1441.182627] ? security_file_ioctl+0x94/0xc0 [ 1441.187044] ksys_ioctl+0xa9/0xd0 [ 1441.190508] __x64_sys_ioctl+0x73/0xb0 [ 1441.194400] do_syscall_64+0x1b9/0x820 [ 1441.198290] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 1441.203662] ? syscall_return_slowpath+0x5e0/0x5e0 [ 1441.208601] ? trace_hardirqs_off+0x300/0x300 [ 1441.213109] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 1441.218132] ? recalc_sigpending_tsk+0x180/0x180 [ 1441.222898] ? kasan_check_write+0x14/0x20 [ 1441.227146] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 1441.231999] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 1441.237188] RIP: 0033:0x457099 [ 1441.240389] Code: fd b4 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b4 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 1441.259290] RSP: 002b:00007f692aa02c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 1441.266998] RAX: ffffffffffffffda RBX: 00007f692aa036d4 RCX: 0000000000457099 [ 1441.274263] RDX: 0000000020000000 RSI: 00000000000089a0 RDI: 0000000000000003 [ 1441.281531] RBP: 00000000009300a0 R08: 0000000000000000 R09: 0000000000000000 [ 1441.288798] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000005 [ 1441.296066] R13: 00000000004cfe50 R14: 00000000004bec60 R15: 000000000000004d 15:02:33 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) sendmsg(r0, &(0x7f0000000580)={0x0, 0x0, &(0x7f00000001c0)=[{&(0x7f0000000380)="b5", 0x1}], 0x1, &(0x7f0000001740), 0x0, 0x4}, 0x20000040) 15:02:33 executing program 7: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000340)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) bpf$MAP_CREATE(0x0, &(0x7f0000000080)={0x0, 0x800000000004, 0x4, 0x9, 0x0, 0xffffffffffffffff, 0x0, [0x5f]}, 0x2c) perf_event_open(&(0x7f0000000180)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x1a7b, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(r1) socket$kcm(0x2, 0x3, 0x2) ioctl$PERF_EVENT_IOC_SET_FILTER(r1, 0x8914, &(0x7f0000000380)="6e7230010060a19ef9d2c673d9a1571cb9e1369bcd61ef7e49793ae18712eceb1daa769497800b7fbbd35b170c10751d39aeb660d863e49b8c4f3b3cad48902b5b2d6cfd0abd372c63bcf5d725f3fd4d2e8d443c88c60fd7140fbc0e5637dd82fc3435bed4de5d693c9a781c863e05d8a6f8689a5be29216061f3ff53f8b6b396678e7ba155ef9152d7e43b1eccb2331eb8eb1ed5586dcf8b3b0b999361a44ff2c22c2abbef42dd24eabe6723346a6e46c0499a21442d8d00dcb57f013ff7595edd0ff076930de3675d34117a44eb0e4f832936da44e") r2 = openat$tun(0xffffffffffffff9c, &(0x7f0000000140)='/dev/net/tun\x00', 0x0, 0x0) ioctl$TUNSETIFF(r2, 0x400454ca, &(0x7f0000000040)={"6e72300100", 0x801}) ioctl$TUNSETLINK(r2, 0x400454cd, 0x308) perf_event_open(&(0x7f000025c000)={0x0, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000001, 0x0, 0x2161f870, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) sendmsg(0xffffffffffffffff, &(0x7f0000000440)={&(0x7f0000000200)=@ax25={0x3, {"b8738e610d62ed"}}, 0x80, &(0x7f0000000040), 0x0, 0x0, 0x0, 0x4}, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(0xffffffffffffffff, 0x2400, 0x0) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f00000002c0)={0xffffffffffffffff, &(0x7f0000000300), &(0x7f0000000280)}, 0x20) openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000000)='rdma.current\x00', 0x0, 0x0) 15:02:33 executing program 4 (fault-call:1 fault-nth:78): socketpair(0x1, 0x80002, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_SET_FILTER(r0, 0x89a0, &(0x7f0000000000)='%d') 15:02:33 executing program 5: r0 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(r0) socket$kcm(0xa, 0x5, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) perf_event_open(&(0x7f000025c000)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(0xffffffffffffffff) socket$kcm(0x29, 0x0, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(0xffffffffffffffff, 0x2400, 0x0) bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x0, 0x10bd}, 0x2c) bpf$PROG_LOAD(0x5, &(0x7f00000ba000)={0xd, 0x5, &(0x7f0000346fc8)=@framed={{}, [@alu={0x8000000201a7f19, 0x0, 0x201a7fa6, 0x48, 0x1}], {0x95, 0x7100}}, &(0x7f0000000000)='GPL\x00', 0x0, 0xfb, &(0x7f00001a7f05)=""/251}, 0x14) 15:02:33 executing program 0: bpf$MAP_CREATE(0x0, &(0x7f0000000200)={0xf}, 0x2c) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f0000000300)={0xffffffffffffffff, &(0x7f0000000140), &(0x7f0000000200)}, 0x20) socketpair(0x1, 0x1, 0x0, &(0x7f0000000100)={0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_SET_FILTER(r0, 0x8927, &(0x7f0000000300)='0\x00') 15:02:33 executing program 3: r0 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(r0) socket$kcm(0xa, 0x5, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) socket$kcm(0x29, 0x0, 0x0) bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x0, 0x10bd}, 0x2c) bpf$PROG_LOAD(0x5, &(0x7f00000ba000)={0xd, 0x5, &(0x7f0000346fc8)=@framed={{0x18, 0x0, 0x0, 0x6900000000000000}, [@alu={0x8000000201a7f19, 0x0, 0x201a7fa6, 0x48, 0x1, 0x88}]}, &(0x7f0000000000)='GPL\x00', 0x0, 0xfb, &(0x7f00001a7f05)=""/251}, 0x14) 15:02:33 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) sendmsg(r0, &(0x7f0000000580)={0x0, 0x0, &(0x7f00000001c0)=[{&(0x7f0000000380)="b5", 0x1}], 0x1, &(0x7f0000001740), 0x0, 0x4}, 0x20000040) 15:02:33 executing program 2: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000340)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = socket$kcm(0x29, 0x2, 0x0) ioctl$sock_kcm_SIOCKCMCLONE(r2, 0x89e2, &(0x7f0000000040)={r0}) bpf$BPF_PROG_GET_NEXT_ID(0xb, &(0x7f0000000000)=0x9, 0xfffffffffffffeec) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r4 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(r3) socket$kcm(0x2, 0x3, 0x2) ioctl$PERF_EVENT_IOC_SET_FILTER(r4, 0x8980, &(0x7f0000000380)="6e7230010060a19ef9d2c673d9a1571cb9e1369bcd61ef7e49793ae18712eceb1daa769497800b7fbbd35b170c10751d39aeb660d863e49b8c4f3b3cad48902b5b2d6cfd0abd372c63bcf5d70df3fd4d2e8d443c88c60fd7140fbc0e5637dd82fc3435bed4de5d693c9a781c863e05d8a6f8689a5be29216061f3ff53f8b6b396678e7ba155ef9152d7e43b1eccb2331eb8eb1ed5586dcf8b3b0b999361a44ff2c22c2abbef42dd24eabe6723346a6e46c0499a21442d8d00dcb57f013ff7595edd0ff076930de3675d34117a44eb0e4f832936da44e") 15:02:33 executing program 6: perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e6}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) bpf$MAP_DELETE_ELEM(0x3, &(0x7f0000000300)={0xffffffffffffffff, &(0x7f0000000240)}, 0x10) openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000180)="2f67726f75702e73746174003c23fb572a1f0294e6f378b41ad54b4d9d9a1f63f8785ad188a7e1c88875e05b18a4cb3a9cd12dcea440d899c22c652b3a471b4a7fa2f3fdf6e034d804e5f0df4b1dee483b157624c59c0100e89e6a357c000000", 0x2761, 0x0) [ 1441.648850] FAULT_INJECTION: forcing a failure. [ 1441.648850] name failslab, interval 1, probability 0, space 0, times 0 [ 1441.660700] CPU: 0 PID: 14507 Comm: syz-executor4 Not tainted 4.19.0-rc2+ #50 [ 1441.667987] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1441.667995] Call Trace: [ 1441.668018] dump_stack+0x1c4/0x2b4 [ 1441.668040] ? dump_stack_print_info.cold.2+0x52/0x52 [ 1441.668076] should_fail.cold.4+0xa/0x17 [ 1441.668100] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 1441.668122] ? lock_release+0x970/0x970 [ 1441.668144] ? arch_local_save_flags+0x40/0x40 [ 1441.668165] ? graph_lock+0x170/0x170 [ 1441.668187] ? graph_lock+0x170/0x170 [ 1441.668215] ? find_held_lock+0x36/0x1c0 [ 1441.668235] ? __lock_is_held+0xb5/0x140 [ 1441.668263] ? ___might_sleep+0x1ed/0x300 [ 1441.668281] ? arch_local_save_flags+0x40/0x40 [ 1441.668298] ? kernfs_activate+0x21a/0x2c0 [ 1441.668338] __should_failslab+0x124/0x180 [ 1441.739537] should_failslab+0x9/0x14 [ 1441.743341] kmem_cache_alloc+0x2be/0x730 [ 1441.747493] ? lock_downgrade+0x900/0x900 [ 1441.751658] ? do_raw_spin_lock+0xc1/0x200 [ 1441.755899] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 1441.760921] __kernfs_new_node+0x127/0x8d0 [ 1441.765164] ? kernfs_dop_revalidate+0x3c0/0x3c0 [ 1441.769922] ? graph_lock+0x170/0x170 [ 1441.773732] ? __lock_is_held+0xb5/0x140 [ 1441.777791] ? wait_for_completion+0x8a0/0x8a0 [ 1441.782390] ? mutex_unlock+0xd/0x10 [ 1441.786101] ? kernfs_activate+0x21a/0x2c0 [ 1441.790340] ? kernfs_walk_and_get_ns+0x340/0x340 [ 1441.795184] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 1441.800723] ? kernfs_link_sibling+0x1d2/0x3b0 [ 1441.805313] kernfs_new_node+0x95/0x120 [ 1441.809294] __kernfs_create_file+0x5a/0x340 [ 1441.813707] sysfs_add_file_mode_ns+0x222/0x530 [ 1441.818387] internal_create_group+0x3df/0xd80 [ 1441.822983] ? remove_files.isra.1+0x190/0x190 [ 1441.827574] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 1441.833118] ? kernfs_create_link+0x1d4/0x250 [ 1441.837631] sysfs_create_groups+0x9b/0x141 [ 1441.841967] device_add+0x73d/0x17f0 [ 1441.845693] ? get_device_parent.isra.27+0x5a0/0x5a0 [ 1441.850797] ? dev_set_name+0xad/0xe0 [ 1441.854601] ? device_initialize+0x5f0/0x5f0 [ 1441.859038] ? rtnl_is_locked+0xb5/0xf0 [ 1441.863014] ? rtnl_trylock+0x20/0x20 [ 1441.866823] netdev_register_kobject+0x187/0x3f0 [ 1441.871584] register_netdevice+0x99a/0x10f0 [ 1441.876004] ? netdev_change_features+0x110/0x110 [ 1441.880869] register_netdev+0x30/0x50 [ 1441.884762] br_add_bridge+0x9b/0xf0 [ 1441.888480] br_ioctl_deviceless_stub+0x991/0xac0 [ 1441.893327] ? find_held_lock+0x36/0x1c0 [ 1441.897387] ? old_dev_ioctl.isra.2+0x20e0/0x20e0 [ 1441.902239] ? __fget+0x4aa/0x740 [ 1441.905693] ? lock_downgrade+0x900/0x900 [ 1441.909847] ? check_preemption_disabled+0x48/0x200 [ 1441.914868] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 1441.920670] ? kasan_check_read+0x11/0x20 [ 1441.924823] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 1441.930118] ? old_dev_ioctl.isra.2+0x20e0/0x20e0 [ 1441.934962] sock_ioctl+0x2d5/0x680 [ 1441.938590] ? dlci_ioctl_set+0x40/0x40 [ 1441.942572] ? ksys_dup3+0x680/0x680 [ 1441.946284] ? find_held_lock+0x36/0x1c0 [ 1441.950356] ? __mutex_unlock_slowpath+0x197/0x8c0 [ 1441.955298] ? dlci_ioctl_set+0x40/0x40 [ 1441.959276] do_vfs_ioctl+0x1de/0x1720 [ 1441.963162] ? __lock_is_held+0xb5/0x140 [ 1441.967226] ? ioctl_preallocate+0x300/0x300 [ 1441.971649] ? __fget_light+0x2e9/0x430 [ 1441.975640] ? fget_raw+0x20/0x20 [ 1441.979099] ? __sb_end_write+0xd9/0x110 [ 1441.983166] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 1441.988701] ? fput+0x130/0x1a0 [ 1441.991981] ? do_syscall_64+0x9a/0x820 [ 1441.995955] ? do_syscall_64+0x9a/0x820 [ 1441.999930] ? lockdep_hardirqs_on+0x421/0x5c0 [ 1442.004517] ? security_file_ioctl+0x94/0xc0 [ 1442.008933] ksys_ioctl+0xa9/0xd0 [ 1442.012391] __x64_sys_ioctl+0x73/0xb0 [ 1442.016282] do_syscall_64+0x1b9/0x820 [ 1442.020174] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 1442.025539] ? syscall_return_slowpath+0x5e0/0x5e0 [ 1442.030468] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 1442.035316] ? trace_hardirqs_off+0x300/0x300 [ 1442.039814] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 1442.044830] ? prepare_exit_to_usermode+0x291/0x3b0 [ 1442.049854] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 1442.054707] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 1442.059893] RIP: 0033:0x457099 [ 1442.063089] Code: fd b4 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b4 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 1442.081989] RSP: 002b:00007f692aa02c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 1442.089697] RAX: ffffffffffffffda RBX: 00007f692aa036d4 RCX: 0000000000457099 15:02:34 executing program 0: bpf$MAP_CREATE(0x0, &(0x7f0000000200)={0xf}, 0x2c) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f0000000300)={0xffffffffffffffff, &(0x7f0000000140), &(0x7f0000000200)}, 0x20) socketpair(0x1, 0x1, 0x0, &(0x7f0000000100)={0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_SET_FILTER(r0, 0x4020940d, &(0x7f0000000300)='0\x00') [ 1442.096961] RDX: 0000000020000000 RSI: 00000000000089a0 RDI: 0000000000000003 [ 1442.104225] RBP: 00000000009300a0 R08: 0000000000000000 R09: 0000000000000000 [ 1442.111488] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000005 [ 1442.118755] R13: 00000000004cfe50 R14: 00000000004bec60 R15: 000000000000004e 15:02:34 executing program 5: r0 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(r0) socket$kcm(0xa, 0x5, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) perf_event_open(&(0x7f000025c000)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(0xffffffffffffffff) socket$kcm(0x29, 0x0, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(0xffffffffffffffff, 0x2400, 0x0) bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x0, 0x10bd}, 0x2c) bpf$PROG_LOAD(0x5, &(0x7f00000ba000)={0xd, 0x5, &(0x7f0000346fc8)=@framed={{}, [@alu={0x8000000201a7f19, 0x0, 0x201a7fa6, 0x48, 0x1}], {0x95, 0x6c000000}}, &(0x7f0000000000)='GPL\x00', 0x0, 0xfb, &(0x7f00001a7f05)=""/251}, 0x14) 15:02:34 executing program 4 (fault-call:1 fault-nth:79): socketpair(0x1, 0x80002, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_SET_FILTER(r0, 0x89a0, &(0x7f0000000000)='%d') 15:02:34 executing program 7: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000340)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) bpf$MAP_CREATE(0x0, &(0x7f0000000080)={0x0, 0x800000000004, 0x4, 0x9, 0x0, 0xffffffffffffffff, 0x0, [0x5f]}, 0x2c) perf_event_open(&(0x7f0000000180)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x1a7b, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(r1) socket$kcm(0x2, 0x3, 0x2) ioctl$PERF_EVENT_IOC_SET_FILTER(r1, 0x8914, &(0x7f0000000380)="6e7230010060a19ef9d2c673d9a1571cb9e1369bcd61ef7e49793ae18712eceb1daa769497800b7fbbd35b170c10751d39aeb660d863e49b8c4f3b3cad48902b5b2d6cfd0abd372c63bcf5d714f3fd4d2e8d443c88c60fd7140fbc0e5637dd82fc3435bed4de5d693c9a781c863e05d8a6f8689a5be29216061f3ff53f8b6b396678e7ba155ef9152d7e43b1eccb2331eb8eb1ed5586dcf8b3b0b999361a44ff2c22c2abbef42dd24eabe6723346a6e46c0499a21442d8d00dcb57f013ff7595edd0ff076930de3675d34117a44eb0e4f832936da44e") r2 = openat$tun(0xffffffffffffff9c, &(0x7f0000000140)='/dev/net/tun\x00', 0x0, 0x0) ioctl$TUNSETIFF(r2, 0x400454ca, &(0x7f0000000040)={"6e72300100", 0x801}) ioctl$TUNSETLINK(r2, 0x400454cd, 0x308) perf_event_open(&(0x7f000025c000)={0x0, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000001, 0x0, 0x2161f870, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) sendmsg(0xffffffffffffffff, &(0x7f0000000440)={&(0x7f0000000200)=@ax25={0x3, {"b8738e610d62ed"}}, 0x80, &(0x7f0000000040), 0x0, 0x0, 0x0, 0x4}, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(0xffffffffffffffff, 0x2400, 0x0) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f00000002c0)={0xffffffffffffffff, &(0x7f0000000300), &(0x7f0000000280)}, 0x20) openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000000)='rdma.current\x00', 0x0, 0x0) 15:02:34 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) sendmsg(r0, &(0x7f0000000580)={0x0, 0x0, &(0x7f00000001c0)=[{&(0x7f0000000380)="b5", 0x1}], 0x1, &(0x7f0000001740), 0x0, 0x4}, 0x20000040) 15:02:34 executing program 3: r0 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(r0) socket$kcm(0xa, 0x5, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) socket$kcm(0x29, 0x0, 0x0) bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x0, 0x10bd}, 0x2c) bpf$PROG_LOAD(0x5, &(0x7f00000ba000)={0xd, 0x5, &(0x7f0000346fc8)=@framed={{0x18, 0x0, 0x0, 0x2000000}, [@alu={0x8000000201a7f19, 0x0, 0x201a7fa6, 0x48, 0x1, 0x88}]}, &(0x7f0000000000)='GPL\x00', 0x0, 0xfb, &(0x7f00001a7f05)=""/251}, 0x14) 15:02:34 executing program 2: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000340)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = socket$kcm(0x29, 0x2, 0x0) ioctl$sock_kcm_SIOCKCMCLONE(r2, 0x89e2, &(0x7f0000000040)={r0}) bpf$BPF_PROG_GET_NEXT_ID(0xb, &(0x7f0000000000)=0x9, 0xfffffffffffffeec) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(r3) socket$kcm(0x2, 0x3, 0x2) 15:02:34 executing program 6: perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e6}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) bpf$MAP_DELETE_ELEM(0x3, &(0x7f0000000300)={0xffffffffffffffff, &(0x7f0000000240)}, 0x10) openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000180)="2f67726f75702e73746174003c23fb572a1f0294e6f378b41ad54b4d9d9a1f63f8785ad188a7e1c88875e05b18a4cb3a9cd12dcea440d899c22c652b3a471b4a7fa2f3fdf6e034d804e5f0df4b1dee483b157624c59c0100e89e6a357c000000", 0x2761, 0x0) 15:02:34 executing program 0: bpf$MAP_CREATE(0x0, &(0x7f0000000200)={0xf}, 0x2c) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f0000000300)={0xffffffffffffffff, &(0x7f0000000140), &(0x7f0000000200)}, 0x20) socketpair(0x1, 0x1, 0x0, &(0x7f0000000100)={0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_SET_FILTER(r0, 0x8946, &(0x7f0000000300)='0\x00') [ 1442.482109] FAULT_INJECTION: forcing a failure. [ 1442.482109] name failslab, interval 1, probability 0, space 0, times 0 [ 1442.499074] CPU: 0 PID: 14544 Comm: syz-executor4 Not tainted 4.19.0-rc2+ #50 [ 1442.506368] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1442.515732] Call Trace: [ 1442.518343] dump_stack+0x1c4/0x2b4 [ 1442.521993] ? dump_stack_print_info.cold.2+0x52/0x52 [ 1442.527207] should_fail.cold.4+0xa/0x17 [ 1442.531288] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 1442.536398] ? lock_release+0x970/0x970 [ 1442.540362] ? arch_local_save_flags+0x40/0x40 [ 1442.544936] ? graph_lock+0x170/0x170 [ 1442.548725] ? graph_lock+0x170/0x170 [ 1442.552515] ? find_held_lock+0x36/0x1c0 [ 1442.556561] ? __lock_is_held+0xb5/0x140 [ 1442.560625] ? ___might_sleep+0x1ed/0x300 [ 1442.564765] ? arch_local_save_flags+0x40/0x40 [ 1442.569344] ? kernfs_activate+0x21a/0x2c0 [ 1442.573573] __should_failslab+0x124/0x180 [ 1442.577796] should_failslab+0x9/0x14 [ 1442.581588] kmem_cache_alloc+0x2be/0x730 [ 1442.585727] ? lock_downgrade+0x900/0x900 [ 1442.589862] ? do_raw_spin_lock+0xc1/0x200 [ 1442.594082] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 1442.599087] __kernfs_new_node+0x127/0x8d0 [ 1442.603309] ? kernfs_dop_revalidate+0x3c0/0x3c0 [ 1442.608048] ? graph_lock+0x170/0x170 [ 1442.611840] ? __lock_is_held+0xb5/0x140 [ 1442.615887] ? wait_for_completion+0x8a0/0x8a0 [ 1442.620468] ? mutex_unlock+0xd/0x10 [ 1442.624167] ? kernfs_activate+0x21a/0x2c0 [ 1442.628391] ? kernfs_walk_and_get_ns+0x340/0x340 [ 1442.633220] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 1442.638740] ? kernfs_link_sibling+0x1d2/0x3b0 [ 1442.643312] kernfs_new_node+0x95/0x120 [ 1442.647274] __kernfs_create_file+0x5a/0x340 [ 1442.651671] sysfs_add_file_mode_ns+0x222/0x530 [ 1442.656330] internal_create_group+0x3df/0xd80 [ 1442.660904] ? remove_files.isra.1+0x190/0x190 [ 1442.665495] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 1442.671018] ? kernfs_create_link+0x1d4/0x250 [ 1442.675506] sysfs_create_groups+0x9b/0x141 [ 1442.679817] device_add+0x73d/0x17f0 [ 1442.683520] ? get_device_parent.isra.27+0x5a0/0x5a0 [ 1442.688608] ? dev_set_name+0xad/0xe0 [ 1442.692409] ? device_initialize+0x5f0/0x5f0 [ 1442.696804] ? rtnl_is_locked+0xb5/0xf0 [ 1442.700765] ? rtnl_trylock+0x20/0x20 [ 1442.704558] netdev_register_kobject+0x187/0x3f0 [ 1442.709304] register_netdevice+0x99a/0x10f0 [ 1442.713701] ? netdev_change_features+0x110/0x110 [ 1442.718537] register_netdev+0x30/0x50 [ 1442.722412] br_add_bridge+0x9b/0xf0 [ 1442.726111] br_ioctl_deviceless_stub+0x991/0xac0 [ 1442.730946] ? find_held_lock+0x36/0x1c0 [ 1442.734992] ? old_dev_ioctl.isra.2+0x20e0/0x20e0 [ 1442.739821] ? __fget+0x4aa/0x740 [ 1442.743260] ? lock_downgrade+0x900/0x900 [ 1442.747413] ? check_preemption_disabled+0x48/0x200 [ 1442.752419] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 1442.758214] ? kasan_check_read+0x11/0x20 [ 1442.762360] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 1442.767650] ? old_dev_ioctl.isra.2+0x20e0/0x20e0 [ 1442.772504] sock_ioctl+0x2d5/0x680 [ 1442.776121] ? dlci_ioctl_set+0x40/0x40 [ 1442.780084] ? ksys_dup3+0x680/0x680 [ 1442.783790] ? find_held_lock+0x36/0x1c0 [ 1442.787856] ? __mutex_unlock_slowpath+0x197/0x8c0 [ 1442.792788] ? dlci_ioctl_set+0x40/0x40 [ 1442.796751] do_vfs_ioctl+0x1de/0x1720 [ 1442.800631] ? __lock_is_held+0xb5/0x140 [ 1442.804683] ? ioctl_preallocate+0x300/0x300 [ 1442.809077] ? __fget_light+0x2e9/0x430 [ 1442.813036] ? fget_raw+0x20/0x20 [ 1442.816475] ? __sb_end_write+0xd9/0x110 [ 1442.820524] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 1442.826044] ? fput+0x130/0x1a0 [ 1442.829319] ? do_syscall_64+0x9a/0x820 [ 1442.833282] ? do_syscall_64+0x9a/0x820 [ 1442.837242] ? lockdep_hardirqs_on+0x421/0x5c0 [ 1442.841813] ? security_file_ioctl+0x94/0xc0 [ 1442.846211] ksys_ioctl+0xa9/0xd0 [ 1442.849656] __x64_sys_ioctl+0x73/0xb0 [ 1442.853532] do_syscall_64+0x1b9/0x820 [ 1442.857403] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 1442.862752] ? syscall_return_slowpath+0x5e0/0x5e0 [ 1442.867685] ? trace_hardirqs_off+0x300/0x300 [ 1442.872169] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 1442.877170] ? recalc_sigpending_tsk+0x180/0x180 [ 1442.881911] ? kasan_check_write+0x14/0x20 [ 1442.886134] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 1442.890972] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 1442.896145] RIP: 0033:0x457099 [ 1442.899326] Code: fd b4 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b4 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 1442.918211] RSP: 002b:00007f692aa02c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 1442.925905] RAX: ffffffffffffffda RBX: 00007f692aa036d4 RCX: 0000000000457099 [ 1442.933157] RDX: 0000000020000000 RSI: 00000000000089a0 RDI: 0000000000000003 [ 1442.940412] RBP: 00000000009300a0 R08: 0000000000000000 R09: 0000000000000000 [ 1442.947663] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000005 [ 1442.954915] R13: 00000000004cfe50 R14: 00000000004bec60 R15: 000000000000004f 15:02:34 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) sendmsg(r0, &(0x7f0000000580)={0x0, 0x0, &(0x7f00000001c0)=[{&(0x7f0000000380)="b5", 0x1}], 0x1, &(0x7f0000001740), 0x0, 0x4}, 0x20000040) 15:02:34 executing program 5: r0 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(r0) socket$kcm(0xa, 0x5, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) perf_event_open(&(0x7f000025c000)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(0xffffffffffffffff) socket$kcm(0x29, 0x0, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(0xffffffffffffffff, 0x2400, 0x0) bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x0, 0x10bd}, 0x2c) bpf$PROG_LOAD(0x5, &(0x7f00000ba000)={0xd, 0x5, &(0x7f0000346fc8)=@framed={{}, [@alu={0x8000000201a7f19, 0x0, 0x201a7fa6, 0x48, 0x1}], {0x95, 0x6c00}}, &(0x7f0000000000)='GPL\x00', 0x0, 0xfb, &(0x7f00001a7f05)=""/251}, 0x14) 15:02:35 executing program 4 (fault-call:1 fault-nth:80): socketpair(0x1, 0x80002, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_SET_FILTER(r0, 0x89a0, &(0x7f0000000000)='%d') 15:02:35 executing program 7: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000340)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) bpf$MAP_CREATE(0x0, &(0x7f0000000080)={0x0, 0x800000000004, 0x4, 0x9, 0x0, 0xffffffffffffffff, 0x0, [0x5f]}, 0x2c) perf_event_open(&(0x7f0000000180)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x1a7b, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(r1) socket$kcm(0x2, 0x3, 0x2) ioctl$PERF_EVENT_IOC_SET_FILTER(r1, 0x8914, &(0x7f0000000380)="6e7230010060a19ef9d2c673d9a1571cb9e1369bcd61ef7e49793ae18712eceb1daa769497800b7fbbd35b170c10751d39aeb660d863e49b8c4f3b3cad48902b5b2d6cfd0abd372c63bcf5d707f3fd4d2e8d443c88c60fd7140fbc0e5637dd82fc3435bed4de5d693c9a781c863e05d8a6f8689a5be29216061f3ff53f8b6b396678e7ba155ef9152d7e43b1eccb2331eb8eb1ed5586dcf8b3b0b999361a44ff2c22c2abbef42dd24eabe6723346a6e46c0499a21442d8d00dcb57f013ff7595edd0ff076930de3675d34117a44eb0e4f832936da44e") r2 = openat$tun(0xffffffffffffff9c, &(0x7f0000000140)='/dev/net/tun\x00', 0x0, 0x0) ioctl$TUNSETIFF(r2, 0x400454ca, &(0x7f0000000040)={"6e72300100", 0x801}) ioctl$TUNSETLINK(r2, 0x400454cd, 0x308) perf_event_open(&(0x7f000025c000)={0x0, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000001, 0x0, 0x2161f870, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) sendmsg(0xffffffffffffffff, &(0x7f0000000440)={&(0x7f0000000200)=@ax25={0x3, {"b8738e610d62ed"}}, 0x80, &(0x7f0000000040), 0x0, 0x0, 0x0, 0x4}, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(0xffffffffffffffff, 0x2400, 0x0) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f00000002c0)={0xffffffffffffffff, &(0x7f0000000300), &(0x7f0000000280)}, 0x20) openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000000)='rdma.current\x00', 0x0, 0x0) 15:02:35 executing program 0: bpf$MAP_CREATE(0x0, &(0x7f0000000200)={0xf}, 0x2c) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f0000000300)={0xffffffffffffffff, &(0x7f0000000140), &(0x7f0000000200)}, 0x20) socketpair(0x1, 0x1, 0x0, &(0x7f0000000100)={0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_SET_FILTER(r0, 0x8992, &(0x7f0000000300)='0\x00') 15:02:35 executing program 3: r0 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(r0) socket$kcm(0xa, 0x5, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) socket$kcm(0x29, 0x0, 0x0) bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x0, 0x10bd}, 0x2c) bpf$PROG_LOAD(0x5, &(0x7f00000ba000)={0xd, 0x5, &(0x7f0000346fc8)=@framed={{0x18, 0x0, 0x0, 0x79}, [@alu={0x8000000201a7f19, 0x0, 0x201a7fa6, 0x48, 0x1, 0x88}]}, &(0x7f0000000000)='GPL\x00', 0x0, 0xfb, &(0x7f00001a7f05)=""/251}, 0x14) 15:02:35 executing program 2: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000340)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = socket$kcm(0x29, 0x2, 0x0) ioctl$sock_kcm_SIOCKCMCLONE(r2, 0x89e2, &(0x7f0000000040)={r0}) bpf$BPF_PROG_GET_NEXT_ID(0xb, &(0x7f0000000000)=0x9, 0xfffffffffffffeec) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(r3) 15:02:35 executing program 6: perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e6}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) bpf$MAP_DELETE_ELEM(0x3, &(0x7f0000000300)={0xffffffffffffffff, &(0x7f0000000240)}, 0x10) openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000180)="2f67726f75702e73746174003c23fb572a1f0294e6f378b41ad54b4d9d9a1f63f8785ad188a7e1c88875e05b18a4cb3a9cd12dcea440d899c22c652b3a471b4a7fa2f3fdf6e034d804e5f0df4b1dee483b157624c59c0100e89e6a357c000000", 0x2761, 0x0) 15:02:35 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) sendmsg(r0, &(0x7f0000000580)={0x0, 0x0, &(0x7f00000001c0)=[{&(0x7f0000000380)="b5", 0x1}], 0x1, &(0x7f0000001740), 0x0, 0x4}, 0x20000040) [ 1443.319597] FAULT_INJECTION: forcing a failure. [ 1443.319597] name failslab, interval 1, probability 0, space 0, times 0 [ 1443.341024] CPU: 0 PID: 14579 Comm: syz-executor4 Not tainted 4.19.0-rc2+ #50 [ 1443.348334] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1443.357686] Call Trace: [ 1443.360259] dump_stack+0x1c4/0x2b4 [ 1443.363874] ? dump_stack_print_info.cold.2+0x52/0x52 [ 1443.369051] ? idr_destroy+0x1c0/0x1c0 [ 1443.372930] should_fail.cold.4+0xa/0x17 [ 1443.376980] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 1443.382069] ? kernfs_activate+0x8e/0x2c0 [ 1443.386203] ? graph_lock+0x170/0x170 [ 1443.390002] ? lock_release+0x970/0x970 [ 1443.393982] ? graph_lock+0x170/0x170 [ 1443.397784] ? graph_lock+0x170/0x170 [ 1443.401602] ? find_held_lock+0x36/0x1c0 [ 1443.405684] ? __lock_is_held+0xb5/0x140 [ 1443.409763] ? ___might_sleep+0x1ed/0x300 [ 1443.413919] ? arch_local_save_flags+0x40/0x40 [ 1443.418517] __should_failslab+0x124/0x180 [ 1443.422759] should_failslab+0x9/0x14 [ 1443.426571] kmem_cache_alloc+0x2be/0x730 [ 1443.430741] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 1443.435968] __kernfs_new_node+0x127/0x8d0 [ 1443.440203] ? kernfs_dop_revalidate+0x3c0/0x3c0 [ 1443.444963] ? kernfs_find_and_get_ns+0x59/0x70 [ 1443.449649] ? graph_lock+0x170/0x170 [ 1443.453459] ? kasan_check_write+0x14/0x20 [ 1443.457714] ? wait_for_completion+0x8a0/0x8a0 [ 1443.462309] ? kasan_check_write+0x14/0x20 [ 1443.466544] ? __mutex_unlock_slowpath+0x197/0x8c0 [ 1443.471474] ? graph_lock+0x170/0x170 [ 1443.475277] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 1443.480297] ? map_id_range_down+0x1ee/0x430 [ 1443.484713] ? __put_user_ns+0x60/0x60 [ 1443.488619] kernfs_new_node+0x95/0x120 [ 1443.492619] __kernfs_create_file+0x5a/0x340 [ 1443.497038] sysfs_add_file_mode_ns+0x222/0x530 [ 1443.501719] sysfs_merge_group+0x224/0x410 [ 1443.505965] ? sysfs_mount+0x240/0x240 [ 1443.509864] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 1443.515413] dpm_sysfs_add+0x161/0x210 [ 1443.519305] device_add+0x859/0x17f0 [ 1443.523030] ? get_device_parent.isra.27+0x5a0/0x5a0 [ 1443.528135] ? dev_set_name+0xad/0xe0 [ 1443.531939] ? device_initialize+0x5f0/0x5f0 [ 1443.536350] ? rtnl_is_locked+0xb5/0xf0 [ 1443.540328] ? rtnl_trylock+0x20/0x20 [ 1443.544139] netdev_register_kobject+0x187/0x3f0 [ 1443.548903] register_netdevice+0x99a/0x10f0 [ 1443.553315] ? netdev_change_features+0x110/0x110 [ 1443.558179] register_netdev+0x30/0x50 [ 1443.562070] br_add_bridge+0x9b/0xf0 [ 1443.565789] br_ioctl_deviceless_stub+0x991/0xac0 [ 1443.570649] ? find_held_lock+0x36/0x1c0 [ 1443.574716] ? old_dev_ioctl.isra.2+0x20e0/0x20e0 [ 1443.579564] ? __fget+0x4aa/0x740 [ 1443.583019] ? lock_downgrade+0x900/0x900 [ 1443.587171] ? check_preemption_disabled+0x48/0x200 [ 1443.592198] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 1443.597998] ? kasan_check_read+0x11/0x20 [ 1443.602152] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 1443.607454] ? old_dev_ioctl.isra.2+0x20e0/0x20e0 [ 1443.612303] sock_ioctl+0x2d5/0x680 [ 1443.615940] ? dlci_ioctl_set+0x40/0x40 [ 1443.619914] ? ksys_dup3+0x680/0x680 [ 1443.623643] ? find_held_lock+0x36/0x1c0 [ 1443.627712] ? __mutex_unlock_slowpath+0x197/0x8c0 [ 1443.632660] ? dlci_ioctl_set+0x40/0x40 [ 1443.636649] do_vfs_ioctl+0x1de/0x1720 [ 1443.640538] ? __lock_is_held+0xb5/0x140 [ 1443.644606] ? ioctl_preallocate+0x300/0x300 [ 1443.649032] ? __fget_light+0x2e9/0x430 [ 1443.653006] ? fget_raw+0x20/0x20 [ 1443.656461] ? __sb_end_write+0xd9/0x110 [ 1443.660529] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 1443.666064] ? fput+0x130/0x1a0 [ 1443.669345] ? do_syscall_64+0x9a/0x820 [ 1443.673320] ? do_syscall_64+0x9a/0x820 [ 1443.677295] ? lockdep_hardirqs_on+0x421/0x5c0 [ 1443.681881] ? security_file_ioctl+0x94/0xc0 [ 1443.686298] ksys_ioctl+0xa9/0xd0 [ 1443.689759] __x64_sys_ioctl+0x73/0xb0 [ 1443.693659] do_syscall_64+0x1b9/0x820 [ 1443.697546] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 1443.702910] ? syscall_return_slowpath+0x5e0/0x5e0 [ 1443.707838] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 1443.712689] ? trace_hardirqs_off+0x300/0x300 [ 1443.717183] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 1443.722293] ? prepare_exit_to_usermode+0x291/0x3b0 [ 1443.727320] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 1443.732171] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 1443.737357] RIP: 0033:0x457099 [ 1443.740560] Code: fd b4 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b4 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 1443.759456] RSP: 002b:00007f692aa02c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 1443.767179] RAX: ffffffffffffffda RBX: 00007f692aa036d4 RCX: 0000000000457099 [ 1443.774441] RDX: 0000000020000000 RSI: 00000000000089a0 RDI: 0000000000000003 [ 1443.781706] RBP: 00000000009300a0 R08: 0000000000000000 R09: 0000000000000000 [ 1443.788973] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000005 [ 1443.796237] R13: 00000000004cfe50 R14: 00000000004bec60 R15: 0000000000000050 15:02:35 executing program 4 (fault-call:1 fault-nth:81): socketpair(0x1, 0x80002, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_SET_FILTER(r0, 0x89a0, &(0x7f0000000000)='%d') 15:02:35 executing program 5: r0 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(r0) socket$kcm(0xa, 0x5, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) perf_event_open(&(0x7f000025c000)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(0xffffffffffffffff) socket$kcm(0x29, 0x0, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(0xffffffffffffffff, 0x2400, 0x0) bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x0, 0x10bd}, 0x2c) bpf$PROG_LOAD(0x5, &(0x7f00000ba000)={0xd, 0x5, &(0x7f0000346fc8)=@framed={{}, [@alu={0x8000000201a7f19, 0x0, 0x201a7fa6, 0x48, 0x1}], {0x95, 0x3000}}, &(0x7f0000000000)='GPL\x00', 0x0, 0xfb, &(0x7f00001a7f05)=""/251}, 0x14) 15:02:35 executing program 7: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000340)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) bpf$MAP_CREATE(0x0, &(0x7f0000000080)={0x0, 0x800000000004, 0x4, 0x9, 0x0, 0xffffffffffffffff, 0x0, [0x5f]}, 0x2c) perf_event_open(&(0x7f0000000180)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x1a7b, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(r1) socket$kcm(0x2, 0x3, 0x2) ioctl$PERF_EVENT_IOC_SET_FILTER(r1, 0x8914, &(0x7f0000000380)="6e7230010060a19ef9d2c673d9a1571cb9e1369bcd61ef7e49793ae18712eceb1daa769497800b7fbbd35b170c10751d39aeb660d863e49b8c4f3b3cad48902b5b2d6cfd0abd372c63bcf5d70ef3fd4d2e8d443c88c60fd7140fbc0e5637dd82fc3435bed4de5d693c9a781c863e05d8a6f8689a5be29216061f3ff53f8b6b396678e7ba155ef9152d7e43b1eccb2331eb8eb1ed5586dcf8b3b0b999361a44ff2c22c2abbef42dd24eabe6723346a6e46c0499a21442d8d00dcb57f013ff7595edd0ff076930de3675d34117a44eb0e4f832936da44e") r2 = openat$tun(0xffffffffffffff9c, &(0x7f0000000140)='/dev/net/tun\x00', 0x0, 0x0) ioctl$TUNSETIFF(r2, 0x400454ca, &(0x7f0000000040)={"6e72300100", 0x801}) ioctl$TUNSETLINK(r2, 0x400454cd, 0x308) perf_event_open(&(0x7f000025c000)={0x0, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000001, 0x0, 0x2161f870, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) sendmsg(0xffffffffffffffff, &(0x7f0000000440)={&(0x7f0000000200)=@ax25={0x3, {"b8738e610d62ed"}}, 0x80, &(0x7f0000000040), 0x0, 0x0, 0x0, 0x4}, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(0xffffffffffffffff, 0x2400, 0x0) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f00000002c0)={0xffffffffffffffff, &(0x7f0000000300), &(0x7f0000000280)}, 0x20) openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000000)='rdma.current\x00', 0x0, 0x0) 15:02:35 executing program 0: bpf$MAP_CREATE(0x0, &(0x7f0000000200)={0xf}, 0x2c) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f0000000300)={0xffffffffffffffff, &(0x7f0000000140), &(0x7f0000000200)}, 0x20) socketpair(0x1, 0x1, 0x0, &(0x7f0000000100)={0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_SET_FILTER(r0, 0x8932, &(0x7f0000000300)='0\x00') 15:02:35 executing program 3: r0 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(r0) socket$kcm(0xa, 0x5, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) socket$kcm(0x29, 0x0, 0x0) bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x0, 0x10bd}, 0x2c) bpf$PROG_LOAD(0x5, &(0x7f00000ba000)={0xd, 0x5, &(0x7f0000346fc8)=@framed={{0x18, 0x0, 0x0, 0x40000000000000}, [@alu={0x8000000201a7f19, 0x0, 0x201a7fa6, 0x48, 0x1, 0x88}]}, &(0x7f0000000000)='GPL\x00', 0x0, 0xfb, &(0x7f00001a7f05)=""/251}, 0x14) 15:02:36 executing program 2: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000340)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = socket$kcm(0x29, 0x2, 0x0) ioctl$sock_kcm_SIOCKCMCLONE(r2, 0x89e2, &(0x7f0000000040)={r0}) bpf$BPF_PROG_GET_NEXT_ID(0xb, &(0x7f0000000000)=0x9, 0xfffffffffffffeec) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) close(r3) 15:02:36 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) sendmsg(r0, &(0x7f0000000580)={0x0, 0x0, &(0x7f00000001c0)=[{&(0x7f0000000380)="b5", 0x1}], 0x1, &(0x7f0000001740), 0x0, 0x4}, 0x20000040) [ 1444.161083] FAULT_INJECTION: forcing a failure. [ 1444.161083] name failslab, interval 1, probability 0, space 0, times 0 [ 1444.198323] CPU: 0 PID: 14612 Comm: syz-executor4 Not tainted 4.19.0-rc2+ #50 15:02:36 executing program 6: perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e6}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) bpf$MAP_DELETE_ELEM(0x3, &(0x7f0000000300)={0xffffffffffffffff, &(0x7f0000000240)}, 0x10) openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000180)="2f67726f75702e73746174003c23fb572a1f0294e6f378b41ad54b4d9d9a1f63f8785ad188a7e1c88875e05b18a4cb3a9cd12dcea440d899c22c652b3a471b4a7fa2f3fdf6e034d804e5f0df4b1dee483b157624c59c0100e89e6a357c000000", 0x2761, 0x0) [ 1444.205647] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1444.215001] Call Trace: [ 1444.217591] dump_stack+0x1c4/0x2b4 [ 1444.221241] ? dump_stack_print_info.cold.2+0x52/0x52 [ 1444.226435] ? idr_destroy+0x1c0/0x1c0 [ 1444.230332] should_fail.cold.4+0xa/0x17 [ 1444.234395] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 1444.239499] ? kernfs_activate+0x8e/0x2c0 [ 1444.243652] ? graph_lock+0x170/0x170 [ 1444.247437] ? lock_release+0x970/0x970 [ 1444.251401] ? graph_lock+0x170/0x170 [ 1444.255196] ? graph_lock+0x170/0x170 [ 1444.258991] ? find_held_lock+0x36/0x1c0 [ 1444.263060] ? __lock_is_held+0xb5/0x140 [ 1444.267130] ? ___might_sleep+0x1ed/0x300 [ 1444.271270] ? arch_local_save_flags+0x40/0x40 [ 1444.275847] __should_failslab+0x124/0x180 [ 1444.280071] should_failslab+0x9/0x14 [ 1444.283868] kmem_cache_alloc+0x2be/0x730 [ 1444.288027] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 1444.293073] __kernfs_new_node+0x127/0x8d0 [ 1444.297322] ? kernfs_dop_revalidate+0x3c0/0x3c0 [ 1444.302080] ? kernfs_find_and_get_ns+0x59/0x70 [ 1444.306747] ? graph_lock+0x170/0x170 [ 1444.310550] ? kasan_check_write+0x14/0x20 [ 1444.314793] ? wait_for_completion+0x8a0/0x8a0 [ 1444.319396] ? kasan_check_write+0x14/0x20 [ 1444.323647] ? __mutex_unlock_slowpath+0x197/0x8c0 [ 1444.328564] ? graph_lock+0x170/0x170 [ 1444.332365] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 1444.337389] ? map_id_range_down+0x1ee/0x430 [ 1444.341798] ? __put_user_ns+0x60/0x60 [ 1444.345690] kernfs_new_node+0x95/0x120 [ 1444.349670] __kernfs_create_file+0x5a/0x340 [ 1444.354086] sysfs_add_file_mode_ns+0x222/0x530 [ 1444.358776] sysfs_merge_group+0x224/0x410 [ 1444.363021] ? sysfs_mount+0x240/0x240 [ 1444.366916] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 1444.372466] dpm_sysfs_add+0x161/0x210 [ 1444.376360] device_add+0x859/0x17f0 [ 1444.380065] ? get_device_parent.isra.27+0x5a0/0x5a0 [ 1444.385172] ? dev_set_name+0xad/0xe0 [ 1444.388963] ? device_initialize+0x5f0/0x5f0 [ 1444.393362] ? rtnl_is_locked+0xb5/0xf0 [ 1444.397336] ? rtnl_trylock+0x20/0x20 [ 1444.401146] netdev_register_kobject+0x187/0x3f0 [ 1444.405890] register_netdevice+0x99a/0x10f0 [ 1444.410286] ? netdev_change_features+0x110/0x110 [ 1444.415130] register_netdev+0x30/0x50 [ 1444.419010] br_add_bridge+0x9b/0xf0 [ 1444.422724] br_ioctl_deviceless_stub+0x991/0xac0 [ 1444.427563] ? find_held_lock+0x36/0x1c0 [ 1444.431623] ? old_dev_ioctl.isra.2+0x20e0/0x20e0 [ 1444.436471] ? __fget+0x4aa/0x740 [ 1444.439917] ? lock_downgrade+0x900/0x900 [ 1444.444066] ? check_preemption_disabled+0x48/0x200 [ 1444.449086] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 1444.454879] ? kasan_check_read+0x11/0x20 [ 1444.459031] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 1444.464301] ? old_dev_ioctl.isra.2+0x20e0/0x20e0 [ 1444.469144] sock_ioctl+0x2d5/0x680 [ 1444.472780] ? dlci_ioctl_set+0x40/0x40 [ 1444.476756] ? ksys_dup3+0x680/0x680 [ 1444.480466] ? find_held_lock+0x36/0x1c0 [ 1444.484523] ? __mutex_unlock_slowpath+0x197/0x8c0 [ 1444.489457] ? dlci_ioctl_set+0x40/0x40 [ 1444.493433] do_vfs_ioctl+0x1de/0x1720 [ 1444.497324] ? __lock_is_held+0xb5/0x140 [ 1444.501401] ? ioctl_preallocate+0x300/0x300 [ 1444.505822] ? __fget_light+0x2e9/0x430 [ 1444.509796] ? fget_raw+0x20/0x20 [ 1444.513239] ? __sb_end_write+0xd9/0x110 [ 1444.517291] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 1444.522812] ? fput+0x130/0x1a0 [ 1444.526111] ? do_syscall_64+0x9a/0x820 [ 1444.530083] ? do_syscall_64+0x9a/0x820 [ 1444.534043] ? lockdep_hardirqs_on+0x421/0x5c0 [ 1444.538623] ? security_file_ioctl+0x94/0xc0 [ 1444.543033] ksys_ioctl+0xa9/0xd0 [ 1444.546476] __x64_sys_ioctl+0x73/0xb0 [ 1444.550357] do_syscall_64+0x1b9/0x820 [ 1444.554247] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 1444.559607] ? syscall_return_slowpath+0x5e0/0x5e0 [ 1444.564557] ? trace_hardirqs_off+0x300/0x300 [ 1444.569064] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 1444.574080] ? recalc_sigpending_tsk+0x180/0x180 [ 1444.578837] ? kasan_check_write+0x14/0x20 [ 1444.583124] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 1444.587978] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 1444.593166] RIP: 0033:0x457099 [ 1444.596347] Code: fd b4 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b4 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 1444.615236] RSP: 002b:00007f692aa02c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 1444.622938] RAX: ffffffffffffffda RBX: 00007f692aa036d4 RCX: 0000000000457099 [ 1444.630197] RDX: 0000000020000000 RSI: 00000000000089a0 RDI: 0000000000000003 [ 1444.637470] RBP: 00000000009300a0 R08: 0000000000000000 R09: 0000000000000000 [ 1444.644733] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000005 [ 1444.651987] R13: 00000000004cfe50 R14: 00000000004bec60 R15: 0000000000000051 15:02:36 executing program 0: bpf$MAP_CREATE(0x0, &(0x7f0000000200)={0xf}, 0x2c) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f0000000300)={0xffffffffffffffff, &(0x7f0000000140), &(0x7f0000000200)}, 0x20) socketpair(0x1, 0x1, 0x0, &(0x7f0000000100)={0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_SET_FILTER(r0, 0x8913, &(0x7f0000000300)='0\x00') 15:02:36 executing program 4 (fault-call:1 fault-nth:82): socketpair(0x1, 0x80002, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_SET_FILTER(r0, 0x89a0, &(0x7f0000000000)='%d') 15:02:36 executing program 7: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000340)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) bpf$MAP_CREATE(0x0, &(0x7f0000000080)={0x0, 0x800000000004, 0x4, 0x9, 0x0, 0xffffffffffffffff, 0x0, [0x5f]}, 0x2c) perf_event_open(&(0x7f0000000180)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x1a7b, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(r1) socket$kcm(0x2, 0x3, 0x2) ioctl$PERF_EVENT_IOC_SET_FILTER(r1, 0x8914, &(0x7f0000000380)="6e7230010060a19ef9d2c673d9a1571cb9e1369bcd61ef7e49793ae18712eceb1daa769497800b7fbbd35b170c10751d39aeb660d863e49b8c4f3b3cad48902b5b2d6cfd0abd372c63bcf5d706f3fd4d2e8d443c88c60fd7140fbc0e5637dd82fc3435bed4de5d693c9a781c863e05d8a6f8689a5be29216061f3ff53f8b6b396678e7ba155ef9152d7e43b1eccb2331eb8eb1ed5586dcf8b3b0b999361a44ff2c22c2abbef42dd24eabe6723346a6e46c0499a21442d8d00dcb57f013ff7595edd0ff076930de3675d34117a44eb0e4f832936da44e") r2 = openat$tun(0xffffffffffffff9c, &(0x7f0000000140)='/dev/net/tun\x00', 0x0, 0x0) ioctl$TUNSETIFF(r2, 0x400454ca, &(0x7f0000000040)={"6e72300100", 0x801}) ioctl$TUNSETLINK(r2, 0x400454cd, 0x308) perf_event_open(&(0x7f000025c000)={0x0, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000001, 0x0, 0x2161f870, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) sendmsg(0xffffffffffffffff, &(0x7f0000000440)={&(0x7f0000000200)=@ax25={0x3, {"b8738e610d62ed"}}, 0x80, &(0x7f0000000040), 0x0, 0x0, 0x0, 0x4}, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(0xffffffffffffffff, 0x2400, 0x0) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f00000002c0)={0xffffffffffffffff, &(0x7f0000000300), &(0x7f0000000280)}, 0x20) openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000000)='rdma.current\x00', 0x0, 0x0) 15:02:36 executing program 2: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000340)={0xffffffffffffffff}) r1 = socket$kcm(0x29, 0x2, 0x0) ioctl$sock_kcm_SIOCKCMCLONE(r1, 0x89e2, &(0x7f0000000040)={r0}) bpf$BPF_PROG_GET_NEXT_ID(0xb, &(0x7f0000000000)=0x9, 0xfffffffffffffeec) close(r2) 15:02:36 executing program 3: r0 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(r0) socket$kcm(0xa, 0x5, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) socket$kcm(0x29, 0x0, 0x0) bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x0, 0x10bd}, 0x2c) bpf$PROG_LOAD(0x5, &(0x7f00000ba000)={0xd, 0x5, &(0x7f0000346fc8)=@framed={{0x18, 0x0, 0x0, 0x10000000000000}, [@alu={0x8000000201a7f19, 0x0, 0x201a7fa6, 0x48, 0x1, 0x88}]}, &(0x7f0000000000)='GPL\x00', 0x0, 0xfb, &(0x7f00001a7f05)=""/251}, 0x14) 15:02:36 executing program 5: r0 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(r0) socket$kcm(0xa, 0x5, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) perf_event_open(&(0x7f000025c000)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(0xffffffffffffffff) socket$kcm(0x29, 0x0, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(0xffffffffffffffff, 0x2400, 0x0) bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x0, 0x10bd}, 0x2c) bpf$PROG_LOAD(0x5, &(0x7f00000ba000)={0xd, 0x5, &(0x7f0000346fc8)=@framed={{}, [@alu={0x8000000201a7f19, 0x0, 0x201a7fa6, 0x48, 0x1}], {0x95, 0x4800}}, &(0x7f0000000000)='GPL\x00', 0x0, 0xfb, &(0x7f00001a7f05)=""/251}, 0x14) 15:02:36 executing program 1: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) sendmsg(r0, &(0x7f0000000580)={0x0, 0x0, &(0x7f00000001c0)=[{&(0x7f0000000380)="b5", 0x1}], 0x1, &(0x7f0000001740), 0x0, 0x4}, 0x20000040) r1 = openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000003b80)='pids.events\x00', 0x0, 0x0) sendmsg$kcm(r1, &(0x7f0000004140)={&(0x7f0000003bc0)=@un=@file={0x0, './file0\x00'}, 0x80, &(0x7f0000003dc0)=[{&(0x7f0000003c40)="1decbff362049331b631f949cd8beb6235ce2e805ae7797c476c60341e260199d2c6738be77abf52313a698a749cfd4bb0c55ab92c2d40748d483d736fe67a41333fbf90e8dcff1970fc3e5520e9da2193b50ea1b8afeb96eb7aa269d1d3f4ed60322b75404203d10f939b92e236febf5bea2b8f8118f8b557bb0fcaae9013d55ee773f019a249d1dfc8420a8622b4f753ef2e93405205226ddd8c6b5e783d877ea06fa19cfa9505c92fcd0163751d4bcb27a4401d3658b1979772aee7141b00ebe923d7175ee404d1a166abaecd2d63b3fb95f0346b93154297cc62ee643717e4d5a76e7a4363e1", 0xe8}, {&(0x7f0000003d40)="69a1ee4e58c45f6b004d6accd9ed8596bd068b45dd190a0b6eec79980d9244f082f5e5f5a2d3aecf596254b324468a0251139548483d9adb7b98955cfd3e2553b304d727f64a9a09709424b7f9fb33c722dfce55ccb70b600c0a684de610a4dbd3fc49ff62dbbb9bd71cdf5b051760387324c0c734842d707ec18e622d7a", 0x7e}], 0x2, &(0x7f0000003e00)=[{0xc0, 0x10b, 0x401, "38e54a02ecb636d3fa48a27410fb0529ac26462d539bec327ed2bc28e6af28bc0d0421ba6566f46325d558e2c0bf670dce1f4c921df9a9a7bf1428c4fe87714d60e6c27a21a012ddbf7a89c677547b852de85eeaa3a08644c23ce4c4daff8ac7efe1aad667f536e44951ffc744896d0e1e6e57c041d880a8dc532d2defca259f99abbb0e89c7745a7207bdc37daa705af3e41f1f62416fb1d4ee225cb4de327911e9d403acda1d84f78c437ea2553663"}, {0xb8, 0x114, 0x8000, "2380de11c9630dc0ec1c0b03b5a8c61a55aa9b36790abfc6ba09715cdaeb8fcc7a064ab77ed170bce82df491321c4e9aaefedbaf10123711a906fe0f22fc02b3aeca653b0aaa99da731b7a47ab0624a70ac6cbacfde1734fd57788b48283c0a35ba03e3b7ab7f464ba9d39162e66be914d10c3ae422c094377db4e4016f7dbe4fa9b6fabfef949c1b563f1ee9607f23f9d05418b435df482555d579fd138aaa51948904d"}, {0xe8, 0x1, 0xd682, "dd7c495ba6b724b55c8aaa2d37397f9308978f907bfcfbc31eb91607277dc2cecaea5f2b68c979bc72ffe4c0269aabfde1b30221f28b56cd06775d709dbd11fa7312c2374bb24f7fb27a078038f22234b30ee94ca60e0aaa53c5401532ee89129dc441f28a3a8c2a8e0a595c7a07311ba2146710678f5583c095b63af3f59a3a6680e3c41016603fde12ea3306cb1df410538fd3579c3963bc9b46576097dd2f465fc23848cfec8e78f2a23df5a12d189eeb83a5f8153a72b446de803a8f20b066098b228b5bd037b6e7397809215a6869f01fb4"}, {0x60, 0x118, 0x100, "62bb2ad2d879384616fa75254ccb86d1918ab0f1c329a8f76f0b932a991adb1eb6144eb9f95623164bc48567332e5fd2978306395760c871891b51edd003901c40526fa45dafc78e18bdc8"}, {0x48, 0x0, 0x9, "bf122b439a5d84dca43aaf6123515c39300a5075fa6e8cbc1fad8182ebf9fdd9b118f588b774e85e51d137ba67bd211c07bafdcf4b83d46e"}], 0x308, 0x40}, 0x0) [ 1444.994534] FAULT_INJECTION: forcing a failure. [ 1444.994534] name failslab, interval 1, probability 0, space 0, times 0 [ 1445.006052] CPU: 1 PID: 14645 Comm: syz-executor4 Not tainted 4.19.0-rc2+ #50 [ 1445.013347] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1445.022704] Call Trace: [ 1445.022727] dump_stack+0x1c4/0x2b4 [ 1445.022748] ? dump_stack_print_info.cold.2+0x52/0x52 [ 1445.022782] should_fail.cold.4+0xa/0x17 [ 1445.022806] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 1445.022827] ? lock_release+0x970/0x970 [ 1445.022844] ? arch_local_save_flags+0x40/0x40 [ 1445.022861] ? graph_lock+0x170/0x170 [ 1445.022882] ? graph_lock+0x170/0x170 [ 1445.022913] ? find_held_lock+0x36/0x1c0 [ 1445.022934] ? __lock_is_held+0xb5/0x140 [ 1445.022967] ? ___might_sleep+0x1ed/0x300 [ 1445.022986] ? arch_local_save_flags+0x40/0x40 [ 1445.023001] ? kernfs_activate+0x21a/0x2c0 [ 1445.023031] __should_failslab+0x124/0x180 [ 1445.047539] should_failslab+0x9/0x14 [ 1445.047559] kmem_cache_alloc+0x2be/0x730 [ 1445.047577] ? lock_downgrade+0x900/0x900 [ 1445.047594] ? do_raw_spin_lock+0xc1/0x200 [ 1445.047623] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 1445.047646] __kernfs_new_node+0x127/0x8d0 [ 1445.047668] ? kernfs_dop_revalidate+0x3c0/0x3c0 [ 1445.047685] ? graph_lock+0x170/0x170 [ 1445.047714] ? __lock_is_held+0xb5/0x140 [ 1445.047733] ? wait_for_completion+0x8a0/0x8a0 [ 1445.047766] ? mutex_unlock+0xd/0x10 [ 1445.047782] ? kernfs_activate+0x21a/0x2c0 [ 1445.047801] ? kernfs_walk_and_get_ns+0x340/0x340 [ 1445.085243] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 1445.085260] ? kernfs_link_sibling+0x1d2/0x3b0 [ 1445.085287] kernfs_new_node+0x95/0x120 [ 1445.085314] __kernfs_create_file+0x5a/0x340 [ 1445.085339] sysfs_add_file_mode_ns+0x222/0x530 [ 1445.085368] sysfs_merge_group+0x224/0x410 [ 1445.085394] ? sysfs_mount+0x240/0x240 [ 1445.085418] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 1445.085448] dpm_sysfs_add+0x161/0x210 [ 1445.181471] device_add+0x859/0x17f0 [ 1445.185201] ? get_device_parent.isra.27+0x5a0/0x5a0 [ 1445.190306] ? dev_set_name+0xad/0xe0 [ 1445.194122] ? device_initialize+0x5f0/0x5f0 [ 1445.198542] ? rtnl_is_locked+0xb5/0xf0 [ 1445.202519] ? rtnl_trylock+0x20/0x20 [ 1445.206333] netdev_register_kobject+0x187/0x3f0 [ 1445.211103] register_netdevice+0x99a/0x10f0 [ 1445.215528] ? netdev_change_features+0x110/0x110 [ 1445.220410] register_netdev+0x30/0x50 [ 1445.224308] br_add_bridge+0x9b/0xf0 [ 1445.228028] br_ioctl_deviceless_stub+0x991/0xac0 [ 1445.232881] ? find_held_lock+0x36/0x1c0 [ 1445.236943] ? old_dev_ioctl.isra.2+0x20e0/0x20e0 [ 1445.241791] ? __fget+0x4aa/0x740 [ 1445.245251] ? lock_downgrade+0x900/0x900 [ 1445.249402] ? check_preemption_disabled+0x48/0x200 [ 1445.254427] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 1445.260226] ? kasan_check_read+0x11/0x20 [ 1445.264377] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 1445.269682] ? old_dev_ioctl.isra.2+0x20e0/0x20e0 [ 1445.274525] sock_ioctl+0x2d5/0x680 [ 1445.278171] ? dlci_ioctl_set+0x40/0x40 [ 1445.282157] ? ksys_dup3+0x680/0x680 [ 1445.285876] ? find_held_lock+0x36/0x1c0 [ 1445.289950] ? __mutex_unlock_slowpath+0x197/0x8c0 [ 1445.294893] ? dlci_ioctl_set+0x40/0x40 [ 1445.298870] do_vfs_ioctl+0x1de/0x1720 [ 1445.302790] ? __lock_is_held+0xb5/0x140 [ 1445.307112] ? ioctl_preallocate+0x300/0x300 [ 1445.311527] ? __fget_light+0x2e9/0x430 [ 1445.315504] ? fget_raw+0x20/0x20 [ 1445.318965] ? __sb_end_write+0xd9/0x110 [ 1445.323038] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 1445.328573] ? fput+0x130/0x1a0 [ 1445.331856] ? do_syscall_64+0x9a/0x820 [ 1445.335834] ? do_syscall_64+0x9a/0x820 [ 1445.339812] ? lockdep_hardirqs_on+0x421/0x5c0 [ 1445.344406] ? security_file_ioctl+0x94/0xc0 [ 1445.348824] ksys_ioctl+0xa9/0xd0 [ 1445.352287] __x64_sys_ioctl+0x73/0xb0 [ 1445.356178] do_syscall_64+0x1b9/0x820 [ 1445.360071] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 1445.365441] ? syscall_return_slowpath+0x5e0/0x5e0 [ 1445.370372] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 1445.375219] ? trace_hardirqs_off+0x300/0x300 [ 1445.380070] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 1445.385089] ? prepare_exit_to_usermode+0x291/0x3b0 [ 1445.390116] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 1445.394976] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 1445.400173] RIP: 0033:0x457099 [ 1445.403371] Code: fd b4 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b4 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 1445.422268] RSP: 002b:00007f692aa02c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 1445.429980] RAX: ffffffffffffffda RBX: 00007f692aa036d4 RCX: 0000000000457099 [ 1445.437766] RDX: 0000000020000000 RSI: 00000000000089a0 RDI: 0000000000000003 [ 1445.445272] RBP: 00000000009300a0 R08: 0000000000000000 R09: 0000000000000000 [ 1445.452538] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000005 [ 1445.459804] R13: 00000000004cfe50 R14: 00000000004bec60 R15: 0000000000000052 15:02:37 executing program 0: bpf$MAP_CREATE(0x0, &(0x7f0000000200)={0xf}, 0x2c) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f0000000300)={0xffffffffffffffff, &(0x7f0000000140), &(0x7f0000000200)}, 0x20) socketpair(0x1, 0x1, 0x0, &(0x7f0000000100)={0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_SET_FILTER(r0, 0x89f0, &(0x7f0000000300)='0\x00') 15:02:37 executing program 2: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000340)={0xffffffffffffffff}) r1 = socket$kcm(0x29, 0x2, 0x0) ioctl$sock_kcm_SIOCKCMCLONE(r1, 0x89e2, &(0x7f0000000040)={r0}) bpf$BPF_PROG_GET_NEXT_ID(0xb, &(0x7f0000000000)=0x9, 0xfffffffffffffeec) close(r2) 15:02:37 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)) sendmsg(r0, &(0x7f0000000580)={0x0, 0x0, &(0x7f00000001c0)=[{&(0x7f0000000380)="b5", 0x1}], 0x1, &(0x7f0000001740), 0x0, 0x4}, 0x20000040) 15:02:37 executing program 4 (fault-call:1 fault-nth:83): socketpair(0x1, 0x80002, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_SET_FILTER(r0, 0x89a0, &(0x7f0000000000)='%d') 15:02:37 executing program 7: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000340)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) bpf$MAP_CREATE(0x0, &(0x7f0000000080)={0x0, 0x800000000004, 0x4, 0x9, 0x0, 0xffffffffffffffff, 0x0, [0x5f]}, 0x2c) perf_event_open(&(0x7f0000000180)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x1a7b, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(r1) socket$kcm(0x2, 0x3, 0x2) ioctl$PERF_EVENT_IOC_SET_FILTER(r1, 0x8914, &(0x7f0000000380)="6e7230010060a19ef9d2c673d9a1571cb9e1369bcd61ef7e49793ae18712eceb1daa769497800b7fbbd35b170c10751d39aeb660d863e49b8c4f3b3cad48902b5b2d6cfd0abd372c63bcf5d711f3fd4d2e8d443c88c60fd7140fbc0e5637dd82fc3435bed4de5d693c9a781c863e05d8a6f8689a5be29216061f3ff53f8b6b396678e7ba155ef9152d7e43b1eccb2331eb8eb1ed5586dcf8b3b0b999361a44ff2c22c2abbef42dd24eabe6723346a6e46c0499a21442d8d00dcb57f013ff7595edd0ff076930de3675d34117a44eb0e4f832936da44e") r2 = openat$tun(0xffffffffffffff9c, &(0x7f0000000140)='/dev/net/tun\x00', 0x0, 0x0) ioctl$TUNSETIFF(r2, 0x400454ca, &(0x7f0000000040)={"6e72300100", 0x801}) ioctl$TUNSETLINK(r2, 0x400454cd, 0x308) perf_event_open(&(0x7f000025c000)={0x0, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000001, 0x0, 0x2161f870, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) sendmsg(0xffffffffffffffff, &(0x7f0000000440)={&(0x7f0000000200)=@ax25={0x3, {"b8738e610d62ed"}}, 0x80, &(0x7f0000000040), 0x0, 0x0, 0x0, 0x4}, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(0xffffffffffffffff, 0x2400, 0x0) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f00000002c0)={0xffffffffffffffff, &(0x7f0000000300), &(0x7f0000000280)}, 0x20) openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000000)='rdma.current\x00', 0x0, 0x0) 15:02:37 executing program 3: r0 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(r0) socket$kcm(0xa, 0x5, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) socket$kcm(0x29, 0x0, 0x0) bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x0, 0x10bd}, 0x2c) bpf$PROG_LOAD(0x5, &(0x7f00000ba000)={0xd, 0x5, &(0x7f0000346fc8)=@framed={{0x18, 0x0, 0x0, 0x80ffff}, [@alu={0x8000000201a7f19, 0x0, 0x201a7fa6, 0x48, 0x1, 0x88}]}, &(0x7f0000000000)='GPL\x00', 0x0, 0xfb, &(0x7f00001a7f05)=""/251}, 0x14) 15:02:37 executing program 5: r0 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(r0) socket$kcm(0xa, 0x5, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) perf_event_open(&(0x7f000025c000)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(0xffffffffffffffff) socket$kcm(0x29, 0x0, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(0xffffffffffffffff, 0x2400, 0x0) bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x0, 0x10bd}, 0x2c) bpf$PROG_LOAD(0x5, &(0x7f00000ba000)={0xd, 0x5, &(0x7f0000346fc8)=@framed={{}, [@alu={0x8000000201a7f19, 0x0, 0x201a7fa6, 0x48, 0x1}], {0x95, 0x7900000000000000}}, &(0x7f0000000000)='GPL\x00', 0x0, 0xfb, &(0x7f00001a7f05)=""/251}, 0x14) 15:02:37 executing program 0: bpf$MAP_CREATE(0x0, &(0x7f0000000200)={0xf}, 0x2c) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f0000000300)={0xffffffffffffffff, &(0x7f0000000140), &(0x7f0000000200)}, 0x20) socketpair(0x1, 0x1, 0x0, &(0x7f0000000100)={0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_SET_FILTER(r0, 0x89f0, &(0x7f0000000300)='0\x00') 15:02:37 executing program 6: perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e6}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) bpf$MAP_DELETE_ELEM(0x3, &(0x7f0000000300)={0xffffffffffffffff, &(0x7f0000000240)}, 0x10) openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000180)="2f67726f75702e73746174003c23fb572a1f0294e6f378b41ad54b4d9d9a1f63f8785ad188a7e1c88875e05b18a4cb3a9cd12dcea440d899c22c652b3a471b4a7fa2f3fdf6e034d804e5f0df4b1dee483b157624c59c0100e89e6a357c0000ff", 0x2761, 0x0) 15:02:37 executing program 2: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000340)={0xffffffffffffffff}) r1 = socket$kcm(0x29, 0x2, 0x0) ioctl$sock_kcm_SIOCKCMCLONE(r1, 0x89e2, &(0x7f0000000040)={r0}) bpf$BPF_PROG_GET_NEXT_ID(0xb, &(0x7f0000000000)=0x9, 0xfffffffffffffeec) close(r2) [ 1445.812807] FAULT_INJECTION: forcing a failure. [ 1445.812807] name failslab, interval 1, probability 0, space 0, times 0 [ 1445.888418] CPU: 1 PID: 14682 Comm: syz-executor4 Not tainted 4.19.0-rc2+ #50 [ 1445.895722] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1445.905078] Call Trace: [ 1445.907667] dump_stack+0x1c4/0x2b4 [ 1445.911332] ? dump_stack_print_info.cold.2+0x52/0x52 [ 1445.916566] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 1445.922111] should_fail.cold.4+0xa/0x17 [ 1445.926182] ? lock_acquire+0x1ed/0x520 [ 1445.930165] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 1445.935271] ? lock_release+0x970/0x970 [ 1445.939246] ? arch_local_save_flags+0x40/0x40 [ 1445.943826] ? graph_lock+0x170/0x170 [ 1445.947636] ? graph_lock+0x170/0x170 [ 1445.951453] ? find_held_lock+0x36/0x1c0 [ 1445.955521] ? __lock_is_held+0xb5/0x140 [ 1445.959601] ? ___might_sleep+0x1ed/0x300 [ 1445.963758] ? arch_local_save_flags+0x40/0x40 [ 1445.968339] ? kernfs_activate+0x21a/0x2c0 [ 1445.972584] __should_failslab+0x124/0x180 [ 1445.976828] should_failslab+0x9/0x14 [ 1445.980638] kmem_cache_alloc+0x2be/0x730 [ 1445.984788] ? lock_downgrade+0x900/0x900 [ 1445.988940] ? do_raw_spin_lock+0xc1/0x200 [ 1445.993204] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 1445.998242] __kernfs_new_node+0x127/0x8d0 [ 1446.002486] ? kernfs_dop_revalidate+0x3c0/0x3c0 [ 1446.007243] ? graph_lock+0x170/0x170 [ 1446.011057] ? __lock_is_held+0xb5/0x140 [ 1446.015141] ? wait_for_completion+0x8a0/0x8a0 [ 1446.019738] ? mutex_unlock+0xd/0x10 [ 1446.023456] ? kernfs_activate+0x21a/0x2c0 [ 1446.027695] ? kernfs_walk_and_get_ns+0x340/0x340 [ 1446.032540] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 1446.038076] ? kernfs_link_sibling+0x1d2/0x3b0 [ 1446.042668] kernfs_new_node+0x95/0x120 [ 1446.046662] __kernfs_create_file+0x5a/0x340 [ 1446.051080] sysfs_add_file_mode_ns+0x222/0x530 [ 1446.055764] sysfs_merge_group+0x224/0x410 [ 1446.060008] ? sysfs_mount+0x240/0x240 [ 1446.063900] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 1446.069452] dpm_sysfs_add+0x161/0x210 [ 1446.073342] device_add+0x859/0x17f0 [ 1446.077068] ? get_device_parent.isra.27+0x5a0/0x5a0 [ 1446.082173] ? dev_set_name+0xad/0xe0 [ 1446.085976] ? device_initialize+0x5f0/0x5f0 [ 1446.090388] ? rtnl_is_locked+0xb5/0xf0 [ 1446.094364] ? rtnl_trylock+0x20/0x20 [ 1446.098179] netdev_register_kobject+0x187/0x3f0 [ 1446.102941] register_netdevice+0x99a/0x10f0 [ 1446.107357] ? netdev_change_features+0x110/0x110 [ 1446.112218] register_netdev+0x30/0x50 [ 1446.116107] br_add_bridge+0x9b/0xf0 [ 1446.119828] br_ioctl_deviceless_stub+0x991/0xac0 [ 1446.124679] ? find_held_lock+0x36/0x1c0 [ 1446.128743] ? old_dev_ioctl.isra.2+0x20e0/0x20e0 [ 1446.133589] ? __fget+0x4aa/0x740 [ 1446.137053] ? lock_downgrade+0x900/0x900 [ 1446.141201] ? check_preemption_disabled+0x48/0x200 [ 1446.146226] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 1446.152026] ? kasan_check_read+0x11/0x20 [ 1446.156175] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 1446.161475] ? old_dev_ioctl.isra.2+0x20e0/0x20e0 [ 1446.166316] sock_ioctl+0x2d5/0x680 [ 1446.169947] ? dlci_ioctl_set+0x40/0x40 [ 1446.173921] ? ksys_dup3+0x680/0x680 [ 1446.177645] ? find_held_lock+0x36/0x1c0 [ 1446.181715] ? __mutex_unlock_slowpath+0x197/0x8c0 [ 1446.186654] ? dlci_ioctl_set+0x40/0x40 [ 1446.190638] do_vfs_ioctl+0x1de/0x1720 [ 1446.194534] ? __lock_is_held+0xb5/0x140 [ 1446.198600] ? ioctl_preallocate+0x300/0x300 [ 1446.203024] ? __fget_light+0x2e9/0x430 [ 1446.207001] ? fget_raw+0x20/0x20 [ 1446.210456] ? __sb_end_write+0xd9/0x110 [ 1446.214535] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 1446.220073] ? fput+0x130/0x1a0 [ 1446.223369] ? do_syscall_64+0x9a/0x820 [ 1446.227360] ? do_syscall_64+0x9a/0x820 [ 1446.231335] ? lockdep_hardirqs_on+0x421/0x5c0 [ 1446.235919] ? security_file_ioctl+0x94/0xc0 [ 1446.240333] ksys_ioctl+0xa9/0xd0 [ 1446.243793] __x64_sys_ioctl+0x73/0xb0 [ 1446.247687] do_syscall_64+0x1b9/0x820 [ 1446.251575] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 1446.256941] ? syscall_return_slowpath+0x5e0/0x5e0 [ 1446.261870] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 1446.266716] ? trace_hardirqs_off+0x300/0x300 [ 1446.271212] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 1446.276233] ? prepare_exit_to_usermode+0x291/0x3b0 [ 1446.281255] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 1446.286112] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 1446.291303] RIP: 0033:0x457099 [ 1446.294498] Code: fd b4 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b4 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 1446.313429] RSP: 002b:00007f692aa02c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 1446.321146] RAX: ffffffffffffffda RBX: 00007f692aa036d4 RCX: 0000000000457099 [ 1446.328416] RDX: 0000000020000000 RSI: 00000000000089a0 RDI: 0000000000000003 [ 1446.335685] RBP: 00000000009300a0 R08: 0000000000000000 R09: 0000000000000000 [ 1446.342963] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000005 [ 1446.350233] R13: 00000000004cfe50 R14: 00000000004bec60 R15: 0000000000000053 15:02:38 executing program 1: socketpair$unix(0x1, 0x0, 0x0, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) sendmsg(r1, &(0x7f0000000580)={0x0, 0x0, &(0x7f00000001c0)=[{&(0x7f0000000380)="b5", 0x1}], 0x1, &(0x7f0000001740), 0x0, 0x4}, 0x20000040) r2 = gettid() r3 = perf_event_open(&(0x7f0000000d00)={0x5, 0x70, 0x99, 0x709, 0x7fff, 0x4, 0x0, 0x5, 0x440, 0x1, 0x0, 0x9521, 0x3, 0xfffffffffffffffd, 0x90, 0xe15, 0xef000000, 0x8, 0xff, 0x0, 0x1, 0x3ff, 0x2, 0xfff, 0x8, 0x4, 0x3, 0x9, 0x400, 0x6, 0x60000000000000, 0x1, 0x0, 0x9, 0xff, 0xffff, 0x8, 0x6, 0x0, 0x9, 0x2, @perf_config_ext={0x1, 0x8000}, 0x20, 0xfc, 0x2, 0x3, 0x200, 0x3, 0x9}, r2, 0x10, 0xffffffffffffffff, 0xa) r4 = bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f0000001080)={&(0x7f0000001040)='ppp1trustedbdev\x00'}, 0x10) socketpair(0x0, 0x2, 0x10001, &(0x7f00000010c0)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_kcm_SIOCKCMATTACH(r4, 0x89e0, &(0x7f0000001100)={r0, r5}) perf_event_open$cgroup(&(0x7f00000005c0)={0x5, 0x70, 0x400, 0x2, 0xfffffffffffffffc, 0xb2ba, 0x0, 0x1, 0x80000, 0x1, 0x5, 0x4000000000000, 0x401, 0x20, 0x0, 0x4703, 0x5, 0x81, 0x7fff, 0x9, 0x2, 0x0, 0x5101, 0x9d, 0x1, 0x8, 0xffff, 0x2, 0x100000000, 0x8, 0x7, 0x3, 0x1, 0x6, 0x3158, 0x9, 0x0, 0x5, 0x0, 0x3f, 0x0, @perf_config_ext={0x4, 0x400}, 0x5, 0x80000001, 0x100000001, 0x2, 0x4, 0xc131, 0x4}, r5, 0xe, r4, 0x1) ioctl$PERF_EVENT_IOC_PERIOD(r5, 0x40082404, &(0x7f0000000640)=0x7) ioctl$PERF_EVENT_IOC_ENABLE(r3, 0x2400, 0x80000100000001) r7 = perf_event_open(&(0x7f0000000140)={0x5, 0x70, 0x40, 0x40, 0x6, 0x800, 0x0, 0x4, 0x10000, 0x9, 0x2, 0x1000, 0x2, 0x6, 0x5, 0x2, 0x7, 0x5, 0x2, 0x3, 0x4, 0x4a, 0x1ff, 0x1ff, 0x7ff, 0x2, 0x4a, 0x2, 0xffffffffffffa75f, 0x0, 0x100000001, 0x2, 0x14000000, 0x0, 0x7, 0xffffffff80000000, 0xffffffff, 0x3, 0x0, 0x80000001, 0x3, @perf_bp={&(0x7f0000000100)}, 0x446e643a5e095f9d, 0x9, 0x1, 0x5, 0x5, 0x0, 0x3f}, 0x0, 0x7, 0xffffffffffffff9c, 0x3) recvmsg(r6, &(0x7f0000000900)={&(0x7f0000000840)=@xdp, 0x80, &(0x7f00000008c0)=[{&(0x7f0000001c00)=""/4096, 0x1000}], 0x1, &(0x7f0000001200)=""/225, 0xe1, 0x3}, 0x40) r8 = bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f0000000500)={&(0x7f00000004c0)='morus640-sse2\x00', 0xffffffffffffff9c}, 0x10) ioctl$TUNGETSNDBUF(r4, 0x800454d3, &(0x7f0000001140)) recvmsg$kcm(r8, &(0x7f0000000cc0)={&(0x7f0000000980)=@in6={0xa, 0x0, 0x0, @remote}, 0x80, &(0x7f0000000540)=[{&(0x7f0000000a00)=""/127, 0x7f}, {&(0x7f0000000a80)=""/183, 0xb7}, {&(0x7f0000000b40)=""/198, 0xc6}], 0x3, &(0x7f0000000c40)=""/125, 0x7d, 0xffffffffffffffff}, 0x10000) ioctl$TUNSETVNETBE(r5, 0x400454de, &(0x7f0000001180)=0x1) r9 = bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f0000000240)={&(0x7f0000000200)='%.,mime_typesystem\x00', 0xffffffffffffff9c}, 0x10) sendmsg(r1, &(0x7f0000001000)={0x0, 0x0, &(0x7f0000000fc0)=[{&(0x7f0000000d80)="a41674b19825f2b31b84c735efc78c5e3623ec76f91887dd3c7bfc2320319e697c5c3edad03d55d492268605174c1c81936bc5a004ba8592d5e46030cc4c2df541f4b23be03ff52e76dc31cecf9a3fd74473c013226c55ca9ff0cc03dea4e186724381f62bd82e236040fa0a29eb9ef73e7eaeba3a362146e8894e68a7d77ccdc60d3d0600159b73a053c7e68a52863a1ce7c65fec64fe9d78a11e9d2315aa0f9140de66d00de22969e2702c367d94c162416dbc1ba4505afa42831c99d3af02b1ddb5a9dcf454c2c41e3bffaeab13fced35", 0xd2}, {&(0x7f0000000e80)="fb83691489be033dfbce9f07ebfc845448d015c2759440c0", 0x18}, {&(0x7f0000000ec0)="22096279610ee0bfbe8c6377cd188f44f2c0bebdaf92540c8abbacf1f7572d28157fdd14f46ba2bcf580cd57538665ce9e439c3ef22557061d09667a649d89ac65b09da623f259bb18e0af8b6306c6a5501e729d16132327e1263626f10aa780dd1fb04c243d105cca6f2d216a5fef7fb5dee777e575f702", 0x78}, {&(0x7f0000000f40)="bf5feb51c546153ffd52dd6cb1be597766e67abec1ab54f1665319548093be1c1e7758ad92d86b9faf15d77dca678f95bb71baa20cab70f216ba3a4b59d645feda88a1722c062b588248af362679", 0x4e}], 0x4, 0xffffffffffffffff, 0x0, 0x40000}, 0x8000) sendmsg$kcm(r9, &(0x7f0000000340)={&(0x7f0000000280)=@alg={0x26, 'aead\x00', 0x0, 0x0, 'morus640-sse2\x00'}, 0x80, &(0x7f0000000300)=[{&(0x7f00000003c0)="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", 0xfa}], 0x1, &(0x7f0000001700)=ANY=[@ANYBLOB="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"], 0x3c0, 0x4000}, 0xe9e9ea41861fec23) recvmsg$kcm(r6, &(0x7f0000000800)={&(0x7f0000000680)=@un=@abs, 0x80, &(0x7f0000000740)=[{&(0x7f0000000700)=""/2, 0x2}], 0x1, &(0x7f0000000780)=""/112, 0x70, 0x65}, 0x40010000) r10 = perf_event_open(&(0x7f0000000080)={0x7, 0x70, 0x57, 0x401, 0x10000, 0x8, 0x0, 0x9, 0x80068, 0xa, 0x1400000000000, 0x7, 0x7, 0xffffffff, 0x6, 0x401, 0x1, 0x4, 0x0, 0x7, 0x1, 0x3, 0xc94, 0x3, 0x5603, 0x200, 0xfffffffffffffffe, 0x2, 0x8000, 0xfffffffffffffffb, 0x6, 0x8, 0xfff, 0x0, 0xffff, 0x3, 0xfff, 0x8, 0x0, 0x1, 0x4, @perf_bp={&(0x7f0000000000), 0x4}, 0x0, 0x5, 0x1, 0x1, 0x0, 0x37f9c3c0, 0x6}, r2, 0x2, r7, 0xb) ioctl$PERF_EVENT_IOC_ENABLE(r10, 0x2400, 0x993) ioctl$PERF_EVENT_IOC_PERIOD(r9, 0x40082404, &(0x7f00000011c0)=0x8) 15:02:38 executing program 4 (fault-call:1 fault-nth:84): socketpair(0x1, 0x80002, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_SET_FILTER(r0, 0x89a0, &(0x7f0000000000)='%d') 15:02:38 executing program 0: bpf$MAP_CREATE(0x0, &(0x7f0000000200)={0xf}, 0x2c) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f0000000300)={0xffffffffffffffff, &(0x7f0000000140), &(0x7f0000000200)}, 0x20) socketpair(0x1, 0x1, 0x0, &(0x7f0000000100)={0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_SET_FILTER(r0, 0x89f0, &(0x7f0000000300)='0\x00') 15:02:38 executing program 3: r0 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(r0) socket$kcm(0xa, 0x5, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) socket$kcm(0x29, 0x0, 0x0) bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x0, 0x10bd}, 0x2c) bpf$PROG_LOAD(0x5, &(0x7f00000ba000)={0xd, 0x5, &(0x7f0000346fc8)=@framed={{0x18, 0x0, 0x0, 0x61000000}, [@alu={0x8000000201a7f19, 0x0, 0x201a7fa6, 0x48, 0x1, 0x88}]}, &(0x7f0000000000)='GPL\x00', 0x0, 0xfb, &(0x7f00001a7f05)=""/251}, 0x14) 15:02:38 executing program 7: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000340)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) bpf$MAP_CREATE(0x0, &(0x7f0000000080)={0x0, 0x800000000004, 0x4, 0x9, 0x0, 0xffffffffffffffff, 0x0, [0x5f]}, 0x2c) perf_event_open(&(0x7f0000000180)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x1a7b, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(r1) socket$kcm(0x2, 0x3, 0x2) ioctl$PERF_EVENT_IOC_SET_FILTER(r1, 0x8914, &(0x7f0000000380)="6e7230010060a19ef9d2c673d9a1571cb9e1369bcd61ef7e49793ae18712eceb1daa769497800b7fbbd35b170c10751d39aeb660d863e49b8c4f3b3cad48902b5b2d6cfd0abd372c63bcf5d702f3fd4d2e8d443c88c60fd7140fbc0e5637dd82fc3435bed4de5d693c9a781c863e05d8a6f8689a5be29216061f3ff53f8b6b396678e7ba155ef9152d7e43b1eccb2331eb8eb1ed5586dcf8b3b0b999361a44ff2c22c2abbef42dd24eabe6723346a6e46c0499a21442d8d00dcb57f013ff7595edd0ff076930de3675d34117a44eb0e4f832936da44e") r2 = openat$tun(0xffffffffffffff9c, &(0x7f0000000140)='/dev/net/tun\x00', 0x0, 0x0) ioctl$TUNSETIFF(r2, 0x400454ca, &(0x7f0000000040)={"6e72300100", 0x801}) ioctl$TUNSETLINK(r2, 0x400454cd, 0x308) perf_event_open(&(0x7f000025c000)={0x0, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000001, 0x0, 0x2161f870, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) sendmsg(0xffffffffffffffff, &(0x7f0000000440)={&(0x7f0000000200)=@ax25={0x3, {"b8738e610d62ed"}}, 0x80, &(0x7f0000000040), 0x0, 0x0, 0x0, 0x4}, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(0xffffffffffffffff, 0x2400, 0x0) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f00000002c0)={0xffffffffffffffff, &(0x7f0000000300), &(0x7f0000000280)}, 0x20) openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000000)='rdma.current\x00', 0x0, 0x0) 15:02:38 executing program 2: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000340)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = socket$kcm(0x29, 0x2, 0x0) ioctl$sock_kcm_SIOCKCMCLONE(r2, 0x89e2, &(0x7f0000000040)={r0}) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) close(r3) 15:02:38 executing program 5: r0 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(r0) socket$kcm(0xa, 0x5, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) perf_event_open(&(0x7f000025c000)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(0xffffffffffffffff) socket$kcm(0x29, 0x0, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(0xffffffffffffffff, 0x2400, 0x0) bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x0, 0x10bd}, 0x2c) bpf$PROG_LOAD(0x5, &(0x7f00000ba000)={0xd, 0x5, &(0x7f0000346fc8)=@framed={{}, [@alu={0x8000000201a7f19, 0x0, 0x201a7fa6, 0x48, 0x1}], {0x95, 0x80ffff}}, &(0x7f0000000000)='GPL\x00', 0x0, 0xfb, &(0x7f00001a7f05)=""/251}, 0x14) 15:02:38 executing program 6: perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e6}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) bpf$MAP_DELETE_ELEM(0x3, &(0x7f0000000300)={0xffffffffffffffff, &(0x7f0000000240)}, 0x10) openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000180)="2f67726f75702e73746174003c23fb572a1f0294e6f378b41ad54b4d9d9a1f63f8785ad188a7e1c88875e05b18a4cb3a9cd12dcea440d899c22c652b3a471b4a7fa2f3fdf6e034d804e5f0df4b1dee483b157624c59c0100e89e6a357c000000", 0x2761, 0x0) [ 1446.658449] FAULT_INJECTION: forcing a failure. [ 1446.658449] name failslab, interval 1, probability 0, space 0, times 0 [ 1446.756002] CPU: 1 PID: 14724 Comm: syz-executor4 Not tainted 4.19.0-rc2+ #50 [ 1446.763325] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1446.772685] Call Trace: [ 1446.775300] dump_stack+0x1c4/0x2b4 [ 1446.778950] ? dump_stack_print_info.cold.2+0x52/0x52 [ 1446.784159] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 1446.789720] should_fail.cold.4+0xa/0x17 [ 1446.793782] ? lock_acquire+0x1ed/0x520 [ 1446.797764] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 1446.802871] ? lock_release+0x970/0x970 [ 1446.806848] ? arch_local_save_flags+0x40/0x40 [ 1446.811434] ? graph_lock+0x170/0x170 [ 1446.815240] ? graph_lock+0x170/0x170 [ 1446.819054] ? find_held_lock+0x36/0x1c0 [ 1446.823119] ? __lock_is_held+0xb5/0x140 [ 1446.827200] ? ___might_sleep+0x1ed/0x300 [ 1446.831353] ? arch_local_save_flags+0x40/0x40 [ 1446.835933] ? kernfs_activate+0x21a/0x2c0 [ 1446.840186] __should_failslab+0x124/0x180 [ 1446.844428] should_failslab+0x9/0x14 [ 1446.848232] kmem_cache_alloc+0x2be/0x730 [ 1446.852381] ? lock_downgrade+0x900/0x900 [ 1446.856529] ? do_raw_spin_lock+0xc1/0x200 [ 1446.860767] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 1446.865789] __kernfs_new_node+0x127/0x8d0 [ 1446.870033] ? kernfs_dop_revalidate+0x3c0/0x3c0 [ 1446.874789] ? graph_lock+0x170/0x170 [ 1446.878602] ? __lock_is_held+0xb5/0x140 [ 1446.882678] ? wait_for_completion+0x8a0/0x8a0 [ 1446.887274] ? mutex_unlock+0xd/0x10 [ 1446.890989] ? kernfs_activate+0x21a/0x2c0 [ 1446.895228] ? kernfs_walk_and_get_ns+0x340/0x340 [ 1446.900074] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 1446.905620] ? kernfs_link_sibling+0x1d2/0x3b0 [ 1446.910213] kernfs_new_node+0x95/0x120 [ 1446.914199] __kernfs_create_file+0x5a/0x340 [ 1446.918624] sysfs_add_file_mode_ns+0x222/0x530 [ 1446.923307] sysfs_merge_group+0x224/0x410 [ 1446.927552] ? sysfs_mount+0x240/0x240 [ 1446.931451] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 1446.937003] dpm_sysfs_add+0x161/0x210 [ 1446.940899] device_add+0x859/0x17f0 [ 1446.944636] ? get_device_parent.isra.27+0x5a0/0x5a0 [ 1446.949743] ? dev_set_name+0xad/0xe0 [ 1446.953548] ? device_initialize+0x5f0/0x5f0 [ 1446.957965] ? rtnl_is_locked+0xb5/0xf0 [ 1446.961939] ? rtnl_trylock+0x20/0x20 [ 1446.965751] netdev_register_kobject+0x187/0x3f0 [ 1446.970510] register_netdevice+0x99a/0x10f0 [ 1446.974922] ? netdev_change_features+0x110/0x110 [ 1446.979783] register_netdev+0x30/0x50 [ 1446.983676] br_add_bridge+0x9b/0xf0 [ 1446.987388] br_ioctl_deviceless_stub+0x991/0xac0 [ 1446.992238] ? find_held_lock+0x36/0x1c0 [ 1446.996301] ? old_dev_ioctl.isra.2+0x20e0/0x20e0 [ 1447.001156] ? __fget+0x4aa/0x740 [ 1447.004629] ? lock_downgrade+0x900/0x900 [ 1447.008782] ? check_preemption_disabled+0x48/0x200 [ 1447.013808] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 1447.019611] ? kasan_check_read+0x11/0x20 [ 1447.023770] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 1447.029065] ? old_dev_ioctl.isra.2+0x20e0/0x20e0 [ 1447.033906] sock_ioctl+0x2d5/0x680 [ 1447.037534] ? dlci_ioctl_set+0x40/0x40 [ 1447.041507] ? ksys_dup3+0x680/0x680 [ 1447.045220] ? find_held_lock+0x36/0x1c0 [ 1447.049292] ? __mutex_unlock_slowpath+0x197/0x8c0 [ 1447.054229] ? dlci_ioctl_set+0x40/0x40 [ 1447.058204] do_vfs_ioctl+0x1de/0x1720 [ 1447.062094] ? __lock_is_held+0xb5/0x140 [ 1447.066163] ? ioctl_preallocate+0x300/0x300 [ 1447.070572] ? __fget_light+0x2e9/0x430 [ 1447.074546] ? fget_raw+0x20/0x20 [ 1447.078004] ? __sb_end_write+0xd9/0x110 [ 1447.082085] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 1447.087626] ? fput+0x130/0x1a0 [ 1447.090912] ? do_syscall_64+0x9a/0x820 [ 1447.094885] ? do_syscall_64+0x9a/0x820 [ 1447.098859] ? lockdep_hardirqs_on+0x421/0x5c0 [ 1447.103448] ? security_file_ioctl+0x94/0xc0 [ 1447.107860] ksys_ioctl+0xa9/0xd0 [ 1447.111321] __x64_sys_ioctl+0x73/0xb0 [ 1447.115210] do_syscall_64+0x1b9/0x820 [ 1447.119098] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 1447.124462] ? syscall_return_slowpath+0x5e0/0x5e0 [ 1447.129396] ? trace_hardirqs_off+0x300/0x300 [ 1447.133894] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 1447.138915] ? recalc_sigpending_tsk+0x180/0x180 [ 1447.143690] ? kasan_check_write+0x14/0x20 [ 1447.147936] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 1447.152791] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 1447.157981] RIP: 0033:0x457099 [ 1447.161174] Code: fd b4 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b4 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 1447.180073] RSP: 002b:00007f692aa02c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 1447.187784] RAX: ffffffffffffffda RBX: 00007f692aa036d4 RCX: 0000000000457099 [ 1447.195049] RDX: 0000000020000000 RSI: 00000000000089a0 RDI: 0000000000000003 15:02:39 executing program 0: bpf$MAP_CREATE(0x0, &(0x7f0000000200)={0xf}, 0x2c) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f0000000300)={0xffffffffffffffff, &(0x7f0000000140), &(0x7f0000000200)}, 0x20) socketpair(0x1, 0x1, 0x0, &(0x7f0000000100)={0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_SET_FILTER(r0, 0x89f0, &(0x7f0000000300)='0\x00') 15:02:39 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) sendmsg(r0, &(0x7f0000000580)={0x0, 0x0, &(0x7f00000001c0)=[{&(0x7f0000000380)="b5", 0x1}], 0x1, &(0x7f0000001740), 0x0, 0x4}, 0x20000040) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)) [ 1447.202316] RBP: 00000000009300a0 R08: 0000000000000000 R09: 0000000000000000 [ 1447.209580] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000005 [ 1447.216842] R13: 00000000004cfe50 R14: 00000000004bec60 R15: 0000000000000054 15:02:39 executing program 4 (fault-call:1 fault-nth:85): socketpair(0x1, 0x80002, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_SET_FILTER(r0, 0x89a0, &(0x7f0000000000)='%d') 15:02:39 executing program 2: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000340)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = socket$kcm(0x29, 0x2, 0x0) ioctl$sock_kcm_SIOCKCMCLONE(r2, 0x89e2, &(0x7f0000000040)={r0}) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) close(r3) 15:02:39 executing program 5: r0 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(r0) socket$kcm(0xa, 0x5, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) perf_event_open(&(0x7f000025c000)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(0xffffffffffffffff) socket$kcm(0x29, 0x0, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(0xffffffffffffffff, 0x2400, 0x0) bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x0, 0x10bd}, 0x2c) bpf$PROG_LOAD(0x5, &(0x7f00000ba000)={0xd, 0x5, &(0x7f0000346fc8)=@framed={{}, [@alu={0x8000000201a7f19, 0x0, 0x201a7fa6, 0x48, 0x1}], {0x95, 0x9fffffff}}, &(0x7f0000000000)='GPL\x00', 0x0, 0xfb, &(0x7f00001a7f05)=""/251}, 0x14) 15:02:39 executing program 7: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000340)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) bpf$MAP_CREATE(0x0, &(0x7f0000000080)={0x0, 0x800000000004, 0x4, 0x9, 0x0, 0xffffffffffffffff, 0x0, [0x5f]}, 0x2c) perf_event_open(&(0x7f0000000180)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x1a7b, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(r1) socket$kcm(0x2, 0x3, 0x2) ioctl$PERF_EVENT_IOC_SET_FILTER(r1, 0x8914, &(0x7f0000000380)="6e7230010060a19ef9d2c673d9a1571cb9e1369bcd61ef7e49793ae18712eceb1daa769497800b7fbbd35b170c10751d39aeb660d863e49b8c4f3b3cad48902b5b2d6cfd0abd372c63bcf5d70df3fd4d348d443c88c60fd7140fbc0e5637dd82fc3435bed4de5d693c9a781c863e05d8a6f8689a5be29216061f3ff53f8b6b396678e7ba155ef9152d7e43b1eccb2331eb8eb1ed5586dcf8b3b0b999361a44ff2c22c2abbef42dd24eabe6723346a6e46c0499a21442d8d00dcb57f013ff7595edd0ff076930de3675d34117a44eb0e4f832936da44e") r2 = openat$tun(0xffffffffffffff9c, &(0x7f0000000140)='/dev/net/tun\x00', 0x0, 0x0) ioctl$TUNSETIFF(r2, 0x400454ca, &(0x7f0000000040)={"6e72300100", 0x801}) ioctl$TUNSETLINK(r2, 0x400454cd, 0x308) perf_event_open(&(0x7f000025c000)={0x0, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000001, 0x0, 0x2161f870, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) sendmsg(0xffffffffffffffff, &(0x7f0000000440)={&(0x7f0000000200)=@ax25={0x3, {"b8738e610d62ed"}}, 0x80, &(0x7f0000000040), 0x0, 0x0, 0x0, 0x4}, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(0xffffffffffffffff, 0x2400, 0x0) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f00000002c0)={0xffffffffffffffff, &(0x7f0000000300), &(0x7f0000000280)}, 0x20) openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000000)='rdma.current\x00', 0x0, 0x0) 15:02:39 executing program 0: bpf$MAP_CREATE(0x0, &(0x7f0000000200)={0xf}, 0x2c) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f0000000300)={0xffffffffffffffff, &(0x7f0000000140), &(0x7f0000000200)}, 0x20) socketpair(0x1, 0x1, 0x0, &(0x7f0000000100)={0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_SET_FILTER(r0, 0x89f0, &(0x7f0000000300)='0\x00') 15:02:39 executing program 3: r0 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(r0) socket$kcm(0xa, 0x5, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) socket$kcm(0x29, 0x0, 0x0) bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x0, 0x10bd}, 0x2c) bpf$PROG_LOAD(0x5, &(0x7f00000ba000)={0xd, 0x5, &(0x7f0000346fc8)=@framed={{0x18, 0x0, 0x0, 0x700}, [@alu={0x8000000201a7f19, 0x0, 0x201a7fa6, 0x48, 0x1, 0x88}]}, &(0x7f0000000000)='GPL\x00', 0x0, 0xfb, &(0x7f00001a7f05)=""/251}, 0x14) 15:02:39 executing program 6: perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e6}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) bpf$MAP_DELETE_ELEM(0x3, &(0x7f0000000300)={0xffffffffffffffff, &(0x7f0000000240)}, 0x10) openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000180)="2f67726f75702e73746174003c23fb572a1f0294e6f378b41ad54b4d9d9a1f63f8785ad188a7e1c88875e05b18a4cb3a9cd12dcea440d899c22c652b3a471b4a7fa2f3fdf6e034d804e5f0df4b1dee483b157624c59c0100e89e6a357c000000", 0x2761, 0x0) 15:02:39 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) sendmsg(r0, &(0x7f0000000580)={0x0, 0x2f1, &(0x7f00000001c0)=[{&(0x7f0000000380)="b5", 0x1}], 0x1, &(0x7f0000001740), 0x0, 0x4}, 0x20000040) bpf$MAP_CREATE(0x0, &(0x7f0000000000)={0xe, 0x7e26ae6a, 0xc44d, 0x9, 0x20, 0x1, 0x6a2e740a}, 0x2c) recvmsg(r0, &(0x7f0000000340)={&(0x7f0000000200)=@hci={0x1f, 0x0}, 0x80, &(0x7f0000000180)=[{&(0x7f0000000280)=""/133, 0x85}], 0x1, &(0x7f00000003c0)=""/133, 0x85, 0x10001}, 0x42) bpf$PROG_LOAD(0x5, &(0x7f0000000480)={0xa, 0xa, &(0x7f0000000080)=@raw=[@ldst={0x3, 0x1, 0x6, 0x9, 0xf, 0x80}, @exit, @ldst={0x3, 0x0, 0x6, 0x8, 0x6, 0xffffffffffffffff}, @generic={0x85bf, 0x0, 0x8, 0x6}, @alu={0x7, 0x1000, 0x8, 0xb, 0x9, 0xffffffffffffffc0, 0x10}], &(0x7f0000000140)='GPL\x00', 0x1000, 0x0, 0x0, 0x0, 0x1, [], r1, 0x6}, 0x48) [ 1447.585108] FAULT_INJECTION: forcing a failure. [ 1447.585108] name failslab, interval 1, probability 0, space 0, times 0 [ 1447.602350] CPU: 0 PID: 14765 Comm: syz-executor4 Not tainted 4.19.0-rc2+ #50 [ 1447.609664] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1447.619022] Call Trace: [ 1447.621642] dump_stack+0x1c4/0x2b4 [ 1447.625295] ? dump_stack_print_info.cold.2+0x52/0x52 [ 1447.630498] ? find_held_lock+0x36/0x1c0 [ 1447.634590] should_fail.cold.4+0xa/0x17 [ 1447.638688] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 1447.643806] ? lockdep_hardirqs_on+0x421/0x5c0 [ 1447.648407] ? trace_hardirqs_on+0xbd/0x310 [ 1447.652740] ? kasan_check_read+0x11/0x20 [ 1447.656885] ? try_to_wake_up+0x10a/0x12f0 [ 1447.661135] ? graph_lock+0x170/0x170 [ 1447.664951] ? graph_lock+0x170/0x170 [ 1447.668759] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 1447.673853] ? find_held_lock+0x36/0x1c0 [ 1447.677924] ? __lock_is_held+0xb5/0x140 [ 1447.682011] ? ___might_sleep+0x1ed/0x300 [ 1447.686162] ? arch_local_save_flags+0x40/0x40 [ 1447.690730] ? lock_downgrade+0x900/0x900 [ 1447.694870] __should_failslab+0x124/0x180 [ 1447.699103] should_failslab+0x9/0x14 [ 1447.702995] kmem_cache_alloc+0x2be/0x730 [ 1447.707141] ? kasan_check_write+0x14/0x20 [ 1447.711376] ? wake_up_q+0xb3/0x100 [ 1447.714991] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 1447.719995] __kernfs_new_node+0x127/0x8d0 [ 1447.724233] ? kernfs_dop_revalidate+0x3c0/0x3c0 [ 1447.728992] ? kasan_check_write+0x14/0x20 [ 1447.733222] ? wake_up_q+0xb3/0x100 [ 1447.736869] ? __lock_is_held+0xb5/0x140 [ 1447.740918] ? wait_for_completion+0x8a0/0x8a0 [ 1447.745495] ? mutex_unlock+0xd/0x10 [ 1447.749193] ? kernfs_activate+0x21a/0x2c0 [ 1447.753414] ? kernfs_walk_and_get_ns+0x340/0x340 [ 1447.758258] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 1447.763825] ? kernfs_link_sibling+0x1d2/0x3b0 [ 1447.768420] kernfs_new_node+0x95/0x120 [ 1447.772425] __kernfs_create_file+0x5a/0x340 [ 1447.776841] sysfs_add_file_mode_ns+0x222/0x530 [ 1447.781525] sysfs_merge_group+0x224/0x410 [ 1447.785771] ? sysfs_mount+0x240/0x240 [ 1447.789690] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 1447.795246] dpm_sysfs_add+0x161/0x210 [ 1447.799142] device_add+0x859/0x17f0 [ 1447.802868] ? get_device_parent.isra.27+0x5a0/0x5a0 [ 1447.807973] ? dev_set_name+0xad/0xe0 [ 1447.811806] ? device_initialize+0x5f0/0x5f0 [ 1447.816242] ? rtnl_is_locked+0xb5/0xf0 [ 1447.820216] ? rtnl_trylock+0x20/0x20 [ 1447.824030] netdev_register_kobject+0x187/0x3f0 [ 1447.828790] register_netdevice+0x99a/0x10f0 [ 1447.833226] ? netdev_change_features+0x110/0x110 [ 1447.838086] register_netdev+0x30/0x50 [ 1447.841975] br_add_bridge+0x9b/0xf0 [ 1447.845690] br_ioctl_deviceless_stub+0x991/0xac0 [ 1447.850562] ? find_held_lock+0x36/0x1c0 [ 1447.854634] ? old_dev_ioctl.isra.2+0x20e0/0x20e0 [ 1447.859517] ? __fget+0x4aa/0x740 [ 1447.862969] ? lock_downgrade+0x900/0x900 [ 1447.867120] ? check_preemption_disabled+0x48/0x200 [ 1447.872147] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 1447.877991] ? kasan_check_read+0x11/0x20 [ 1447.882139] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 1447.887432] ? old_dev_ioctl.isra.2+0x20e0/0x20e0 [ 1447.892275] sock_ioctl+0x2d5/0x680 [ 1447.895907] ? dlci_ioctl_set+0x40/0x40 [ 1447.899883] ? ksys_dup3+0x680/0x680 [ 1447.903625] ? find_held_lock+0x36/0x1c0 [ 1447.907710] ? __mutex_unlock_slowpath+0x197/0x8c0 [ 1447.912674] ? dlci_ioctl_set+0x40/0x40 [ 1447.916672] do_vfs_ioctl+0x1de/0x1720 [ 1447.920585] ? __lock_is_held+0xb5/0x140 [ 1447.924698] ? ioctl_preallocate+0x300/0x300 [ 1447.929109] ? __fget_light+0x2e9/0x430 [ 1447.933086] ? fget_raw+0x20/0x20 [ 1447.936561] ? __sb_end_write+0xd9/0x110 [ 1447.940634] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 1447.946177] ? fput+0x130/0x1a0 [ 1447.949456] ? do_syscall_64+0x9a/0x820 [ 1447.953429] ? do_syscall_64+0x9a/0x820 [ 1447.957422] ? lockdep_hardirqs_on+0x421/0x5c0 [ 1447.962007] ? security_file_ioctl+0x94/0xc0 [ 1447.966461] ksys_ioctl+0xa9/0xd0 [ 1447.969918] __x64_sys_ioctl+0x73/0xb0 [ 1447.973810] do_syscall_64+0x1b9/0x820 [ 1447.977717] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 1447.983128] ? syscall_return_slowpath+0x5e0/0x5e0 [ 1447.988086] ? trace_hardirqs_off+0x300/0x300 [ 1447.992583] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 1447.997603] ? recalc_sigpending_tsk+0x180/0x180 [ 1448.002392] ? kasan_check_write+0x14/0x20 [ 1448.006645] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 1448.011505] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 1448.016696] RIP: 0033:0x457099 [ 1448.019897] Code: fd b4 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b4 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 1448.038820] RSP: 002b:00007f692aa02c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 1448.046532] RAX: ffffffffffffffda RBX: 00007f692aa036d4 RCX: 0000000000457099 [ 1448.053800] RDX: 0000000020000000 RSI: 00000000000089a0 RDI: 0000000000000003 [ 1448.061091] RBP: 00000000009300a0 R08: 0000000000000000 R09: 0000000000000000 [ 1448.068361] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000005 [ 1448.075653] R13: 00000000004cfe50 R14: 00000000004bec60 R15: 0000000000000055 15:02:40 executing program 2: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000340)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = socket$kcm(0x29, 0x2, 0x0) ioctl$sock_kcm_SIOCKCMCLONE(r2, 0x89e2, &(0x7f0000000040)={r0}) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) close(r3) 15:02:40 executing program 0: bpf$MAP_CREATE(0x0, &(0x7f0000000200)={0xf}, 0x2c) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f0000000300)={0xffffffffffffffff, &(0x7f0000000140), &(0x7f0000000200)}, 0x20) socketpair(0x1, 0x1, 0x0, &(0x7f0000000100)={0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_SET_FILTER(r0, 0x89f0, &(0x7f0000000300)='0\x00') 15:02:40 executing program 4 (fault-call:1 fault-nth:86): socketpair(0x1, 0x80002, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_SET_FILTER(r0, 0x89a0, &(0x7f0000000000)='%d') 15:02:40 executing program 3: r0 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(r0) socket$kcm(0xa, 0x5, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) socket$kcm(0x29, 0x0, 0x0) bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x0, 0x10bd}, 0x2c) bpf$PROG_LOAD(0x5, &(0x7f00000ba000)={0xd, 0x5, &(0x7f0000346fc8)=@framed={{0x18, 0x0, 0x0, 0x3c00}, [@alu={0x8000000201a7f19, 0x0, 0x201a7fa6, 0x48, 0x1, 0x88}]}, &(0x7f0000000000)='GPL\x00', 0x0, 0xfb, &(0x7f00001a7f05)=""/251}, 0x14) 15:02:40 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) sendmsg(r0, &(0x7f0000000580)={0x0, 0x0, &(0x7f00000001c0)=[{&(0x7f0000000380)="b5", 0x1}], 0x1, &(0x7f0000001740), 0x0, 0x4}, 0x20000040) r1 = openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000180)='pids.current\x00', 0x0, 0x0) r2 = bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f0000000140)={&(0x7f0000000100)='(cgroupem1\x00', r1}, 0x3) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x2400, 0xffffffff) r3 = perf_event_open$cgroup(&(0x7f0000000080)={0x3, 0x70, 0x5, 0xfa7, 0x1, 0xc98, 0x0, 0x6a82, 0x20, 0x2, 0x7, 0x5, 0x8, 0x7c28, 0x9, 0x9, 0x6, 0x9, 0x5, 0x8, 0x8, 0x2, 0x1c001daa, 0x3, 0x5f4, 0x9, 0x4, 0x2, 0x0, 0x6, 0x7ff, 0xe9d1, 0x1, 0x100000000, 0x2, 0xffffffffffffc4a4, 0x81, 0x1, 0x0, 0x0, 0x5, @perf_bp={&(0x7f0000000000), 0x7}, 0x24400, 0x484, 0x4, 0x2, 0x3, 0x9, 0x4}, 0xffffffffffffff9c, 0x4, 0xffffffffffffff9c, 0x1) ioctl$PERF_EVENT_IOC_ENABLE(r3, 0x2400, 0x10000) 15:02:40 executing program 5: r0 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(r0) socket$kcm(0xa, 0x5, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) perf_event_open(&(0x7f000025c000)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(0xffffffffffffffff) socket$kcm(0x29, 0x0, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(0xffffffffffffffff, 0x2400, 0x0) bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x0, 0x10bd}, 0x2c) bpf$PROG_LOAD(0x5, &(0x7f00000ba000)={0xd, 0x5, &(0x7f0000346fc8)=@framed={{}, [@alu={0x8000000201a7f19, 0x0, 0x201a7fa6, 0x48, 0x1}], {0x95, 0xff000000}}, &(0x7f0000000000)='GPL\x00', 0x0, 0xfb, &(0x7f00001a7f05)=""/251}, 0x14) 15:02:40 executing program 7: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000340)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) bpf$MAP_CREATE(0x0, &(0x7f0000000080)={0x0, 0x800000000004, 0x4, 0x9, 0x0, 0xffffffffffffffff, 0x0, [0x5f]}, 0x2c) perf_event_open(&(0x7f0000000180)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x1a7b, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(r1) socket$kcm(0x2, 0x3, 0x2) ioctl$PERF_EVENT_IOC_SET_FILTER(r1, 0x8914, &(0x7f0000000380)="6e7230010060a19ef9d2c673d9a1571cb9e1369bcd61ef7e49793ae18712eceb1daa769497800b7fbbd35b170c10751d39aeb660d863e49b8c4f3b3cad48902b5b2d6cfd0abd372c63bcf5d70df3fd4d0a8d443c88c60fd7140fbc0e5637dd82fc3435bed4de5d693c9a781c863e05d8a6f8689a5be29216061f3ff53f8b6b396678e7ba155ef9152d7e43b1eccb2331eb8eb1ed5586dcf8b3b0b999361a44ff2c22c2abbef42dd24eabe6723346a6e46c0499a21442d8d00dcb57f013ff7595edd0ff076930de3675d34117a44eb0e4f832936da44e") r2 = openat$tun(0xffffffffffffff9c, &(0x7f0000000140)='/dev/net/tun\x00', 0x0, 0x0) ioctl$TUNSETIFF(r2, 0x400454ca, &(0x7f0000000040)={"6e72300100", 0x801}) ioctl$TUNSETLINK(r2, 0x400454cd, 0x308) perf_event_open(&(0x7f000025c000)={0x0, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000001, 0x0, 0x2161f870, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) sendmsg(0xffffffffffffffff, &(0x7f0000000440)={&(0x7f0000000200)=@ax25={0x3, {"b8738e610d62ed"}}, 0x80, &(0x7f0000000040), 0x0, 0x0, 0x0, 0x4}, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(0xffffffffffffffff, 0x2400, 0x0) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f00000002c0)={0xffffffffffffffff, &(0x7f0000000300), &(0x7f0000000280)}, 0x20) openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000000)='rdma.current\x00', 0x0, 0x0) 15:02:40 executing program 6: perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e6}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) bpf$MAP_DELETE_ELEM(0x3, &(0x7f0000000300)={0xffffffffffffffff, &(0x7f0000000240)}, 0x10) openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000180)="2f67726f75702e73746174003c23fb572a1f0294e6f378b41ad54b4d9d9a1f63f8785ad188a7e1c88875e05b18a4cb3a9cd12dcea440d899c22c652b3a471b4a7fa2f3fdf6e034d804e5f0df4b1dee483b157624c59c0100e89e6a357c00007f", 0x2761, 0x0) 15:02:40 executing program 2: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000340)={0xffffffffffffffff, 0xffffffffffffffff}) socket$kcm(0x29, 0x2, 0x0) bpf$BPF_PROG_GET_NEXT_ID(0xb, &(0x7f0000000000)=0x9, 0xfffffffffffffeec) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) close(0xffffffffffffffff) 15:02:40 executing program 0: bpf$MAP_CREATE(0x0, &(0x7f0000000200)={0xf}, 0x2c) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f0000000300)={0xffffffffffffffff, &(0x7f0000000140), &(0x7f0000000200)}, 0x20) socketpair(0x1, 0x1, 0x0, &(0x7f0000000100)={0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_SET_FILTER(r0, 0x89f0, &(0x7f0000000300)='0\x00') [ 1448.449260] FAULT_INJECTION: forcing a failure. [ 1448.449260] name failslab, interval 1, probability 0, space 0, times 0 [ 1448.498441] CPU: 1 PID: 14807 Comm: syz-executor4 Not tainted 4.19.0-rc2+ #50 [ 1448.505762] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1448.515117] Call Trace: [ 1448.517708] dump_stack+0x1c4/0x2b4 [ 1448.521350] ? dump_stack_print_info.cold.2+0x52/0x52 [ 1448.526546] ? wake_up_klogd+0x180/0x180 [ 1448.530627] ? __mutex_lock+0x872/0x1710 [ 1448.534699] should_fail.cold.4+0xa/0x17 [ 1448.538769] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 1448.543864] ? find_held_lock+0x36/0x1c0 [ 1448.547911] ? graph_lock+0x170/0x170 [ 1448.551715] ? graph_lock+0x170/0x170 [ 1448.555527] ? vprintk_default+0x28/0x30 [ 1448.559593] ? vprintk_func+0x85/0x181 [ 1448.563502] ? print_usage_bug+0xc0/0xc0 [ 1448.567582] ? find_held_lock+0x36/0x1c0 [ 1448.571668] ? __lock_is_held+0xb5/0x140 [ 1448.575748] ? ___might_sleep+0x1ed/0x300 [ 1448.579908] ? arch_local_save_flags+0x40/0x40 [ 1448.584503] ? _raw_spin_unlock_irq+0x27/0x80 [ 1448.589006] __should_failslab+0x124/0x180 [ 1448.593244] should_failslab+0x9/0x14 [ 1448.597049] kmem_cache_alloc_trace+0x2d7/0x750 [ 1448.601733] ? device_create_file+0x1e0/0x1e0 [ 1448.606240] kobject_uevent_env+0x25c/0x1360 [ 1448.610656] ? device_pm_add+0x240/0x490 [ 1448.610685] kobject_uevent+0x1f/0x30 [ 1448.610705] device_add+0x949/0x17f0 [ 1448.622265] ? get_device_parent.isra.27+0x5a0/0x5a0 [ 1448.627382] ? dev_set_name+0xad/0xe0 [ 1448.631191] ? device_initialize+0x5f0/0x5f0 [ 1448.631212] ? rtnl_is_locked+0xb5/0xf0 [ 1448.631230] ? rtnl_trylock+0x20/0x20 [ 1448.631258] netdev_register_kobject+0x187/0x3f0 [ 1448.631278] register_netdevice+0x99a/0x10f0 [ 1448.631300] ? netdev_change_features+0x110/0x110 [ 1448.631334] register_netdev+0x30/0x50 [ 1448.631355] br_add_bridge+0x9b/0xf0 [ 1448.631374] br_ioctl_deviceless_stub+0x991/0xac0 [ 1448.669928] ? find_held_lock+0x36/0x1c0 [ 1448.674006] ? old_dev_ioctl.isra.2+0x20e0/0x20e0 [ 1448.678871] ? __fget+0x4aa/0x740 [ 1448.682342] ? lock_downgrade+0x900/0x900 [ 1448.686505] ? check_preemption_disabled+0x48/0x200 [ 1448.686531] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 1448.686548] ? kasan_check_read+0x11/0x20 [ 1448.686566] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 1448.686625] ? old_dev_ioctl.isra.2+0x20e0/0x20e0 [ 1448.701578] sock_ioctl+0x2d5/0x680 [ 1448.701595] ? dlci_ioctl_set+0x40/0x40 [ 1448.701611] ? ksys_dup3+0x680/0x680 [ 1448.701639] ? find_held_lock+0x36/0x1c0 [ 1448.701666] ? __mutex_unlock_slowpath+0x197/0x8c0 [ 1448.701688] ? dlci_ioctl_set+0x40/0x40 [ 1448.701707] do_vfs_ioctl+0x1de/0x1720 [ 1448.701723] ? __lock_is_held+0xb5/0x140 [ 1448.701743] ? ioctl_preallocate+0x300/0x300 [ 1448.701762] ? __fget_light+0x2e9/0x430 [ 1448.752370] ? fget_raw+0x20/0x20 [ 1448.755828] ? __sb_end_write+0xd9/0x110 [ 1448.759896] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 1448.765428] ? fput+0x130/0x1a0 [ 1448.768709] ? do_syscall_64+0x9a/0x820 [ 1448.772683] ? do_syscall_64+0x9a/0x820 [ 1448.776660] ? lockdep_hardirqs_on+0x421/0x5c0 [ 1448.781246] ? security_file_ioctl+0x94/0xc0 [ 1448.785662] ksys_ioctl+0xa9/0xd0 [ 1448.789126] __x64_sys_ioctl+0x73/0xb0 [ 1448.793023] do_syscall_64+0x1b9/0x820 [ 1448.796912] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 1448.802277] ? syscall_return_slowpath+0x5e0/0x5e0 [ 1448.807207] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 1448.812051] ? trace_hardirqs_off+0x300/0x300 [ 1448.816546] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 1448.821566] ? prepare_exit_to_usermode+0x291/0x3b0 [ 1448.826589] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 1448.831450] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 1448.836648] RIP: 0033:0x457099 [ 1448.839853] usercopy: Kernel memory overwrite attempt detected to spans multiple pages (offset 0, size 64)! [ 1448.849878] ------------[ cut here ]------------ [ 1448.854632] kernel BUG at mm/usercopy.c:102! [ 1448.859047] invalid opcode: 0000 [#1] PREEMPT SMP KASAN [ 1448.864408] CPU: 1 PID: 14807 Comm: syz-executor4 Not tainted 4.19.0-rc2+ #50 [ 1448.871670] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1448.881026] RIP: 0010:usercopy_abort+0xbb/0xbd [ 1448.885622] Code: c0 e8 8a 23 b2 ff 48 8b 55 c0 49 89 d9 4d 89 f0 ff 75 c8 4c 89 e1 4c 89 ee 48 c7 c7 80 48 15 88 ff 75 d0 41 57 e8 5a 38 98 ff <0f> 0b e8 5f 23 b2 ff e8 8a 6e f5 ff 8b 95 5c fe ff ff 4d 89 e0 31 [ 1448.904525] RSP: 0018:ffff8801988aed48 EFLAGS: 00010086 [ 1448.909885] RAX: 000000000000005f RBX: ffffffff881545a0 RCX: ffffc9000326f000 [ 1448.917151] RDX: 0000000000000000 RSI: ffffffff8164f825 RDI: 0000000000000005 [ 1448.924414] RBP: ffff8801988aeda0 R08: ffff8801a01b26c0 R09: ffffed003b5e3ee2 [ 1448.931677] R10: ffffed003b5e3ee2 R11: ffff8801daf1f717 R12: ffffffff88154ac0 [ 1448.938940] R13: ffffffff881546e0 R14: ffffffff881545a0 R15: ffffffff881545a0 [ 1448.946207] FS: 00007f692aa03700(0000) GS:ffff8801daf00000(0000) knlGS:0000000000000000 [ 1448.954424] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 1448.960302] CR2: 00007f3ae8b89000 CR3: 00000001cba63000 CR4: 00000000001406e0 [ 1448.967565] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 1448.974832] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 1448.982091] Call Trace: [ 1448.984686] __check_object_size.cold.2+0x23/0x134 [ 1448.989631] ? usercopy_warn+0x110/0x110 [ 1448.993700] ? vprintk_emit+0x268/0x930 [ 1448.997688] ? vprintk_default+0x28/0x30 [ 1449.001745] ? vprintk_func+0x85/0x181 [ 1449.005641] __probe_kernel_read+0xda/0x1c0 [ 1449.009969] show_opcodes+0x4c/0x70 [ 1449.013594] ? vprintk_default+0x28/0x30 [ 1449.017663] show_ip+0x31/0x36 [ 1449.020857] show_iret_regs+0x14/0x38 [ 1449.024654] __show_regs+0x1c/0x60 [ 1449.028196] ? is_bpf_text_address+0xd3/0x170 [ 1449.032697] show_regs_if_on_stack.constprop.10+0x36/0x39 [ 1449.038231] show_trace_log_lvl+0x25d/0x28c [ 1449.042549] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 1449.047922] show_stack+0x38/0x3a [ 1449.051372] dump_stack+0x1c4/0x2b4 [ 1449.054995] ? dump_stack_print_info.cold.2+0x52/0x52 [ 1449.060189] ? wake_up_klogd+0x180/0x180 [ 1449.064252] ? __mutex_lock+0x872/0x1710 [ 1449.068346] should_fail.cold.4+0xa/0x17 [ 1449.072410] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 1449.077513] ? find_held_lock+0x36/0x1c0 [ 1449.081571] ? graph_lock+0x170/0x170 [ 1449.085370] ? graph_lock+0x170/0x170 [ 1449.089174] ? vprintk_default+0x28/0x30 [ 1449.093234] ? vprintk_func+0x85/0x181 [ 1449.097119] ? print_usage_bug+0xc0/0xc0 [ 1449.101189] ? find_held_lock+0x36/0x1c0 [ 1449.105248] ? __lock_is_held+0xb5/0x140 [ 1449.109317] ? ___might_sleep+0x1ed/0x300 [ 1449.113464] ? arch_local_save_flags+0x40/0x40 [ 1449.118045] ? _raw_spin_unlock_irq+0x27/0x80 [ 1449.122546] __should_failslab+0x124/0x180 [ 1449.126782] should_failslab+0x9/0x14 [ 1449.130584] kmem_cache_alloc_trace+0x2d7/0x750 [ 1449.135265] ? device_create_file+0x1e0/0x1e0 [ 1449.139762] kobject_uevent_env+0x25c/0x1360 [ 1449.144170] ? device_pm_add+0x240/0x490 [ 1449.148235] kobject_uevent+0x1f/0x30 [ 1449.152036] device_add+0x949/0x17f0 [ 1449.155754] ? get_device_parent.isra.27+0x5a0/0x5a0 [ 1449.160854] ? dev_set_name+0xad/0xe0 [ 1449.164656] ? device_initialize+0x5f0/0x5f0 [ 1449.169068] ? rtnl_is_locked+0xb5/0xf0 [ 1449.173039] ? rtnl_trylock+0x20/0x20 [ 1449.176843] netdev_register_kobject+0x187/0x3f0 [ 1449.181598] register_netdevice+0x99a/0x10f0 [ 1449.186014] ? netdev_change_features+0x110/0x110 [ 1449.190865] register_netdev+0x30/0x50 [ 1449.194758] br_add_bridge+0x9b/0xf0 [ 1449.198468] br_ioctl_deviceless_stub+0x991/0xac0 [ 1449.203312] ? find_held_lock+0x36/0x1c0 [ 1449.207371] ? old_dev_ioctl.isra.2+0x20e0/0x20e0 [ 1449.212214] ? __fget+0x4aa/0x740 [ 1449.215668] ? lock_downgrade+0x900/0x900 [ 1449.219816] ? check_preemption_disabled+0x48/0x200 [ 1449.224832] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 1449.230636] ? kasan_check_read+0x11/0x20 [ 1449.234792] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 1449.240078] ? old_dev_ioctl.isra.2+0x20e0/0x20e0 [ 1449.244916] sock_ioctl+0x2d5/0x680 [ 1449.248544] ? dlci_ioctl_set+0x40/0x40 [ 1449.252517] ? ksys_dup3+0x680/0x680 [ 1449.256229] ? find_held_lock+0x36/0x1c0 [ 1449.260296] ? __mutex_unlock_slowpath+0x197/0x8c0 [ 1449.265224] ? dlci_ioctl_set+0x40/0x40 [ 1449.269197] do_vfs_ioctl+0x1de/0x1720 [ 1449.273083] ? __lock_is_held+0xb5/0x140 [ 1449.277148] ? ioctl_preallocate+0x300/0x300 [ 1449.281553] ? __fget_light+0x2e9/0x430 [ 1449.285524] ? fget_raw+0x20/0x20 [ 1449.288974] ? __sb_end_write+0xd9/0x110 [ 1449.293035] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 1449.298581] ? fput+0x130/0x1a0 [ 1449.301858] ? do_syscall_64+0x9a/0x820 [ 1449.306070] ? do_syscall_64+0x9a/0x820 [ 1449.310044] ? lockdep_hardirqs_on+0x421/0x5c0 [ 1449.314632] ? security_file_ioctl+0x94/0xc0 [ 1449.319041] ksys_ioctl+0xa9/0xd0 [ 1449.322495] __x64_sys_ioctl+0x73/0xb0 [ 1449.326379] do_syscall_64+0x1b9/0x820 [ 1449.330269] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 1449.335638] ? syscall_return_slowpath+0x5e0/0x5e0 [ 1449.340567] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 1449.345412] ? trace_hardirqs_off+0x300/0x300 [ 1449.349924] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 1449.354940] ? prepare_exit_to_usermode+0x291/0x3b0 [ 1449.359958] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 1449.364802] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 1449.369986] RIP: 0033:0x457099 [ 1449.373178] Code: fd b4 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b4 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 1449.392075] RSP: 002b:00007f692aa02c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 1449.399782] RAX: ffffffffffffffda RBX: 00007f692aa036d4 RCX: 0000000000457099 [ 1449.407045] RDX: 0000000020000000 RSI: 00000000000089a0 RDI: 0000000000000003 [ 1449.414311] RBP: 00000000009300a0 R08: 0000000000000000 R09: 0000000000000000 [ 1449.421572] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000005 [ 1449.428833] R13: 00000000004cfe50 R14: 00000000004bec60 R15: 0000000000000056 [ 1449.436547] Modules linked in: [ 1449.439737] Dumping ftrace buffer: [ 1449.443272] --------------------------------- [ 1449.447796] CPU:1 [LOST 663100 EVENTS] [ 1449.447796] <...>-26458 1...1 806979320us : 0: u00000000a13b4aab [ 1449.447822] <...>-26458 1...1 806979326us : 0: u00000000a13b4aab [ 1449.458243] <...>-26458 1...1 806979331us : 0: u00000000a13b4aab [ 1449.464917] <...>-26458 1...1 806979336us : 0: u00000000a13b4aab [ 1449.471594] <...>-26458 1...1 806979341us : 0: u00000000a13b4aab [ 1449.478277] <...>-26458 1...1 806979347us : 0: u00000000a13b4aab [ 1449.484954] <...>-26458 1...1 806979352us : 0: u00000000a13b4aab [ 1449.491640] <...>-26458 1...1 806979357us : 0: u00000000a13b4aab [ 1449.498318] <...>-26458 1...1 806979362us : 0: u00000000a13b4aab [ 1449.504991] <...>-26458 1...1 806979368us : 0: u00000000a13b4aab [ 1449.511668] <...>-26458 1...1 806979373us : 0: u00000000a13b4aab [ 1449.518354] <...>-26458 1...1 806979378us : 0: u00000000a13b4aab [ 1449.525030] <...>-26458 1...1 806979383us : 0: u00000000a13b4aab [ 1449.531710] <...>-26458 1...1 806979389us : 0: u00000000a13b4aab [ 1449.538386] <...>-26458 1...1 806979394us : 0: u00000000a13b4aab [ 1449.545060] <...>-26458 1...1 806979399us : 0: u00000000a13b4aab [ 1449.551741] <...>-26458 1...1 806979405us : 0: u00000000a13b4aab [ 1449.558416] <...>-26458 1...1 806979410us : 0: u00000000a13b4aab [ 1449.565094] <...>-26458 1...1 806979415us : 0: u00000000a13b4aab [ 1449.571772] <...>-26458 1...1 806979420us : 0: u00000000a13b4aab [ 1449.578451] <...>-26458 1...1 806979426us : 0: u00000000a13b4aab [ 1449.585133] <...>-26458 1...1 806979431us : 0: u00000000a13b4aab [ 1449.591817] <...>-26458 1...1 806979436us : 0: u00000000a13b4aab [ 1449.598492] <...>-26458 1...1 806979441us : 0: u00000000a13b4aab [ 1449.605172] <...>-26458 1...1 806979447us : 0: u00000000a13b4aab [ 1449.611850] <...>-26458 1...1 806979452us : 0: u00000000a13b4aab [ 1449.618542] <...>-26458 1...1 806979457us : 0: u00000000a13b4aab [ 1449.625216] <...>-26458 1...1 806979462us : 0: u00000000a13b4aab [ 1449.631892] <...>-26458 1...1 806979468us : 0: u00000000a13b4aab [ 1449.638571] <...>-26458 1...1 806979473us : 0: u00000000a13b4aab [ 1449.645246] <...>-26458 1...1 806979478us : 0: u00000000a13b4aab [ 1449.651924] <...>-26458 1...1 806979483us : 0: u00000000a13b4aab [ 1449.658599] <...>-26458 1...1 806979489us : 0: u00000000a13b4aab [ 1449.665284] <...>-26458 1...1 806979494us : 0: u00000000a13b4aab [ 1449.671963] <...>-26458 1...1 806979499us : 0: u00000000a13b4aab [ 1449.678654] <...>-26458 1...1 806979505us : 0: u00000000a13b4aab [ 1449.685332] <...>-26458 1...1 806979510us : 0: u00000000a13b4aab [ 1449.692008] <...>-26458 1...1 806979515us : 0: u00000000a13b4aab [ 1449.698686] <...>-26458 1...1 806979520us : 0: u00000000a13b4aab [ 1449.705365] <...>-26458 1...1 806979525us : 0: u00000000a13b4aab [ 1449.712045] <...>-26458 1...1 806979530us : 0: u00000000a13b4aab [ 1449.718719] <...>-26458 1...1 806979535us : 0: u00000000a13b4aab [ 1449.725394] <...>-26458 1...1 806979541us : 0: u00000000a13b4aab [ 1449.732070] <...>-26458 1...1 806979545us : 0: u00000000a13b4aab [ 1449.738750] <...>-26458 1...1 806979552us : 0: u00000000a13b4aab [ 1449.745427] <...>-26458 1...1 806979557us : 0: u00000000a13b4aab [ 1449.752101] <...>-26458 1...1 806979564us : 0: u00000000a13b4aab [ 1449.758778] <...>-26458 1...1 806979571us : 0: u00000000a13b4aab [ 1449.765473] <...>-26458 1...1 806979577us : 0: u00000000a13b4aab [ 1449.772159] <...>-26458 1...1 806979582us : 0: u00000000a13b4aab [ 1449.778836] <...>-26458 1...1 806979588us : 0: u00000000a13b4aab [ 1449.785517] <...>-26458 1...1 806979594us : 0: u00000000a13b4aab [ 1449.792191] <...>-26458 1...1 806979599us : 0: u00000000a13b4aab [ 1449.798865] <...>-26458 1...1 806979606us : 0: u00000000a13b4aab [ 1449.805538] <...>-26458 1...1 806979613us : 0: u00000000a13b4aab [ 1449.812214] <...>-26458 1...1 806979620us : 0: u00000000a13b4aab [ 1449.818891] <...>-26458 1...1 806979625us : 0: u00000000a13b4aab [ 1449.825565] <...>-26458 1...1 806979631us : 0: u00000000a13b4aab [ 1449.832242] <...>-26458 1...1 806979638us : 0: u00000000a13b4aab [ 1449.838916] <...>-26458 1...1 806979644us : 0: u00000000a13b4aab [ 1449.845590] <...>-26458 1...1 806979660us : 0: u00000000a13b4aab [ 1449.852271] <...>-26458 1...1 806979666us : 0: u00000000a13b4aab [ 1449.858944] <...>-26458 1...1 806979672us : 0: u00000000a13b4aab [ 1449.865625] <...>-26458 1...1 806979677us : 0: u00000000a13b4aab [ 1449.872299] <...>-26458 1...1 806979683us : 0: u00000000a13b4aab [ 1449.878976] <...>-26458 1...1 806979689us : 0: u00000000a13b4aab [ 1449.885658] <...>-26458 1...1 806979695us : 0: u00000000a13b4aab [ 1449.892335] <...>-26458 1...1 806979701us : 0: u00000000a13b4aab [ 1449.899015] <...>-26458 1...1 806979707us : 0: u00000000a13b4aab [ 1449.905692] <...>-26458 1...1 806979712us : 0: u00000000a13b4aab [ 1449.912367] <...>-26458 1...1 806979716us : 0: u00000000a13b4aab [ 1449.919070] <...>-26458 1...1 806979722us : 0: u00000000a13b4aab [ 1449.925749] <...>-26458 1...1 806979728us : 0: u00000000a13b4aab [ 1449.932426] <...>-26458 1...1 806979734us : 0: u00000000a13b4aab [ 1449.939104] <...>-26458 1...1 806979741us : 0: u00000000a13b4aab [ 1449.945800] <...>-26458 1...1 806979746us : 0: u00000000a13b4aab [ 1449.952475] <...>-26458 1...1 806979752us : 0: u00000000a13b4aab [ 1449.959157] <...>-26458 1...1 806979758us : 0: u00000000a13b4aab [ 1449.965837] <...>-26458 1...1 806979765us : 0: u00000000a13b4aab [ 1449.972512] <...>-26458 1...1 806979770us : 0: u00000000a13b4aab [ 1449.979190] <...>-26458 1...1 806979776us : 0: u00000000a13b4aab [ 1449.985870] <...>-26458 1.N.1 806979785us : 0: u00000000a13b4aab [ 1449.992547] <...>-26458 1...1 806980493us : 0: u00000000a13b4aab [ 1449.999223] <...>-26458 1...1 806980501us : 0: u00000000a13b4aab [ 1450.005897] <...>-26458 1...1 806980508us : 0: u00000000a13b4aab [ 1450.012571] <...>-26458 1...1 806980513us : 0: u00000000a13b4aab [ 1450.019251] <...>-26458 1...1 806980520us : 0: u00000000a13b4aab [ 1450.025929] <...>-26458 1...1 806980525us : 0: u00000000a13b4aab [ 1450.032608] <...>-26458 1...1 806980531us : 0: u00000000a13b4aab [ 1450.039306] <...>-26458 1...1 806980536us : 0: u00000000a13b4aab [ 1450.045997] <...>-26458 1...1 806980542us : 0: u00000000a13b4aab [ 1450.052674] <...>-26458 1...1 806980547us : 0: u00000000a13b4aab [ 1450.059352] <...>-26458 1...1 806980553us : 0: u00000000a13b4aab [ 1450.066029] <...>-26458 1...1 806980557us : 0: u00000000a13b4aab [ 1450.072704] <...>-26458 1...1 806980562us : 0: u00000000a13b4aab [ 1450.079378] <...>-26458 1...1 806980567us : 0: u00000000a13b4aab [ 1450.086053] <...>-26458 1...1 806980572us : 0: u00000000a13b4aab [ 1450.092727] <...>-26458 1...1 806980577us : 0: u00000000a13b4aab [ 1450.099404] <...>-26458 1...1 806980583us : 0: u00000000a13b4aab [ 1450.106080] <...>-26458 1...1 806980588us : 0: u00000000a13b4aab [ 1450.112758] <...>-26458 1...1 806980593us : 0: u00000000a13b4aab [ 1450.119433] <...>-26458 1...1 806980598us : 0: u00000000a13b4aab [ 1450.126113] <...>-26458 1...1 806980605us : 0: u00000000a13b4aab [ 1450.132828] <...>-26458 1...1 806980610us : 0: u00000000a13b4aab [ 1450.139503] <...>-26458 1...1 806980615us : 0: u00000000a13b4aab [ 1450.146181] <...>-26458 1...1 806980620us : 0: u00000000a13b4aab [ 1450.152854] <...>-26458 1...1 806980626us : 0: u00000000a13b4aab [ 1450.159533] <...>-26458 1...1 806980632us : 0: u00000000a13b4aab [ 1450.166206] <...>-26458 1...1 806980637us : 0: u00000000a13b4aab [ 1450.172880] <...>-26458 1...1 806980644us : 0: u00000000a13b4aab [ 1450.179556] <...>-26458 1...1 806980660us : 0: u00000000a13b4aab [ 1450.186229] <...>-26458 1...1 806980666us : 0: u00000000a13b4aab [ 1450.192901] <...>-26458 1...1 806980672us : 0: u00000000a13b4aab [ 1450.199580] <...>-26458 1...1 806980678us : 0: u00000000a13b4aab [ 1450.206257] <...>-26458 1...1 806980684us : 0: u00000000a13b4aab [ 1450.212930] <...>-26458 1...1 806980690us : 0: u00000000a13b4aab [ 1450.219605] <...>-26458 1...1 806980696us : 0: u00000000a13b4aab [ 1450.226294] <...>-26458 1...1 806980701us : 0: u00000000a13b4aab [ 1450.232968] <...>-26458 1...1 806980708us : 0: u00000000a13b4aab [ 1450.239650] <...>-26458 1...1 806980713us : 0: u00000000a13b4aab [ 1450.246324] <...>-26458 1...1 806980719us : 0: u00000000a13b4aab [ 1450.252999] <...>-26458 1...1 806980724us : 0: u00000000a13b4aab [ 1450.259673] <...>-26458 1...1 806980729us : 0: u00000000a13b4aab [ 1450.266362] <...>-26458 1...1 806980734us : 0: u00000000a13b4aab [ 1450.273041] <...>-26458 1...1 806980740us : 0: u00000000a13b4aab [ 1450.279716] <...>-26458 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