8b00d6297eecaa86dca9e8213af98534529632a6263a7b7a8", 0x575}, {&(0x7f0000006680)}, {0x0}, {&(0x7f0000008680)="7dbebf4cac6e576dc6327f72820ef4", 0xf}], 0x5, &(0x7f0000008740)=[@rights={{0x14, 0x1, 0x1, [r0]}}, @rights={{0x24, 0x1, 0x1, [0xffffffffffffffff, r0, 0xffffffffffffffff, r4, r5]}}, @rights={{0x18, 0x1, 0x1, [r4, 0xffffffffffffffff]}}], 0x58, 0x20040040}}], 0x5, 0x40000) r6 = openat$loop_ctrl(0xffffff9c, &(0x7f0000000040), 0x0, 0x0) sendmsg$nl_route(r5, &(0x7f0000000300)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x200}, 0xc, 0x0, 0x1, 0x0, 0x0, 0x4000004}, 0x8010) ioctl$LOOP_CTL_ADD(r6, 0x4c80, 0x0) (fail_nth: 17) ioctl$LOOP_CTL_REMOVE(r6, 0x4c81, 0x0) r7 = creat(&(0x7f0000000240)='./file0\x00', 0x0) fallocate(r7, 0x100000011, 0x0, 0x2811fdff) [ 1808.984196][T22800] bridge0: port 1(bridge_slave_0) entered forwarding state [ 1808.993699][T22800] bridge0: port 2(bridge_slave_1) entered blocking state [ 1809.000746][T22800] bridge0: port 2(bridge_slave_1) entered forwarding state [ 1809.015206][ T6041] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 1809.035870][ T6041] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 1809.047430][ T6041] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 1809.055074][ T6041] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 1809.063622][ T6041] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 1809.072277][ T6041] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 1809.080593][ T6041] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 1809.088775][ T6041] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 1809.097220][ T6041] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 1809.164290][T22827] FAULT_INJECTION: forcing a failure. [ 1809.164290][T22827] name failslab, interval 1, probability 0, space 0, times 0 [ 1809.176995][T22827] CPU: 1 PID: 22827 Comm: syz-executor.3 Not tainted 5.10.160-syzkaller-01321-g003c389455eb #0 [ 1809.187291][T22827] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 1809.197321][T22827] Call Trace: [ 1809.200587][T22827] dump_stack_lvl+0x1e2/0x24b [ 1809.205237][T22827] ? panic+0x7d7/0x7d7 [ 1809.209282][T22827] ? bfq_pos_tree_add_move+0x43e/0x43e [ 1809.214714][T22827] ? __do_softirq+0x596/0x596 [ 1809.219367][T22827] ? ___ratelimit+0xb2/0x600 [ 1809.223929][T22827] dump_stack+0x15/0x17 [ 1809.228060][T22827] should_fail+0x3c0/0x510 [ 1809.232451][T22827] __should_failslab+0x9f/0xe0 [ 1809.237190][T22827] should_failslab+0x9/0x20 [ 1809.241666][T22827] kmem_cache_alloc+0x3f/0x300 [ 1809.246406][T22827] ? mempool_alloc_slab+0x1d/0x30 [ 1809.251404][T22827] ? ____kasan_slab_free+0x10a/0x160 [ 1809.256667][T22827] mempool_alloc_slab+0x1d/0x30 [ 1809.261493][T22827] ? mempool_free+0x310/0x310 [ 1809.266143][T22827] mempool_init_node+0x1e6/0x4b0 [ 1809.271054][T22827] ? mempool_free+0x310/0x310 [ 1809.275704][T22827] ? mempool_alloc_slab+0x30/0x30 [ 1809.280703][T22827] mempool_init+0x3c/0x50 [ 1809.285008][T22827] bioset_init+0x503/0x640 [ 1809.289399][T22827] blk_alloc_queue+0xc6/0x640 [ 1809.294050][T22827] ? __mutex_init+0xa1/0xf0 [ 1809.298529][T22827] blk_mq_init_queue+0x35/0xc0 [ 1809.303265][T22827] loop_add+0x270/0x760 [ 1809.307399][T22827] loop_control_ioctl+0x564/0x740 [ 1809.312398][T22827] ? loop_remove+0xb0/0xb0 [ 1809.316791][T22827] ? __fget_files+0x310/0x370 [ 1809.321447][T22827] ? security_file_ioctl+0xb1/0xd0 [ 1809.326531][T22827] ? loop_remove+0xb0/0xb0 [ 1809.330923][T22827] __se_sys_ioctl+0x115/0x190 [ 1809.335574][T22827] __x64_sys_ioctl+0x7b/0x90 [ 1809.340137][T22827] do_syscall_64+0x34/0x70 [ 1809.344533][T22827] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 1809.350398][T22827] RIP: 0033:0x7f0de7cfa0a9 [ 1809.354789][T22827] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 f1 19 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 1809.374373][T22827] RSP: 002b:00007f0de6a2b168 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 1809.382761][T22827] RAX: ffffffffffffffda RBX: 00007f0de7e1a120 RCX: 00007f0de7cfa0a9 [ 1809.390709][T22827] RDX: 0000000000000000 RSI: 0000000000004c80 RDI: 0000000000000008 [ 1809.398655][T22827] RBP: 00007f0de6a2b1d0 R08: 0000000000000000 R09: 0000000000000000 [ 1809.406599][T22827] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 1809.414543][T22827] R13: 00007ffd739418ef R14: 00007f0de6a2b300 R15: 0000000000022000 [ 1809.583178][ T6041] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 1809.591518][ T6041] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 1809.599935][ T6041] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 1809.607986][ T6041] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 1809.616067][ T6041] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 1809.624393][ T6041] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 1809.632339][ T6041] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 1809.640473][ T6041] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 1809.648126][ T6041] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 1809.655539][ T6041] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 1809.663942][ T6041] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 1809.672356][ T6041] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 1809.680804][ T6041] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 1809.689021][ T6041] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 1809.697192][ T6041] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 1809.705296][ T6041] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 1809.713685][ T6041] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 1809.722014][ T6041] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 1809.730153][ T6041] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 1809.738205][ T6041] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 1809.746567][ T6041] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 1809.754416][ T6041] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 1809.762648][ T6041] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 1809.770106][ T6041] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 1809.778514][ T6041] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 1809.786810][ T6041] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 1809.795151][ T6041] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 1809.803897][ T6041] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 1809.812233][ T6041] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 1809.820697][ T6041] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 1809.830201][ T6041] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 1809.838554][ T6041] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 1809.846572][ T6041] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 1809.854615][ T6041] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 1809.863032][ T6041] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 1809.870933][ T6041] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready 03:25:23 executing program 3: bpf$ENABLE_STATS(0x20, 0x0, 0x0) r0 = openat$kvm(0xffffffffffffff9c, 0x0, 0x0, 0x0) prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r1 = getpid() sched_setaffinity(0x0, 0x8, &(0x7f0000000240)=0x2) sched_setscheduler(r1, 0x2, &(0x7f0000000200)=0x4) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) connect$unix(r2, &(0x7f0000000180)=@abs, 0x6e) sendmmsg$unix(r3, &(0x7f00000bd000), 0x318, 0x0) recvmmsg(r2, &(0x7f00000000c0), 0x10106, 0x2, 0x0) r4 = bpf$PROG_LOAD(0x5, &(0x7f0000000440)={0x11, 0x6, &(0x7f00000004c0)=ANY=[@ANYBLOB="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"/608], &(0x7f0000000080)='GPL\x00', 0x5, 0x29e, &(0x7f000000cf3d)=""/195, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x6, 0x0, 0x0, 0x10, 0x0}, 0x70) prlimit64(r1, 0x0, &(0x7f0000000000)={0x7, 0x10000}, &(0x7f0000000400)) ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r5 = bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f00000000c0)={&(0x7f0000000080)='sched_switch\x00', r4}, 0x10) sendmmsg$unix(0xffffffffffffffff, &(0x7f00000087c0)=[{{0x0, 0x0, &(0x7f0000000280)=[{&(0x7f0000000340)="752384037276623af5639b6a609aae05867a472736496fd7af94a6716acefbb9bb5ba16c4e0537e05042acad9a6a7c460b47b3ffe7d531efe42b2a581d8497c0c6e97e55f61dddc3a3702e8d11d281aa6cc82f1c7944b7fa58154ddb75ac7b17ef25408be34a533e1cc1b6c5f817543a1dbe9c15dd82f4742d8318ef9977a06d786a14b9784252a1cf576a85d6496ea158e9299c09093c0ddf840401a22353d05383341fa8388c868c8337c90dbf494c881730f1f4e2420937b1", 0xba}], 0x1, &(0x7f00000002c0)=[@cred={{0x1c, 0x1, 0x2, {r1}}}, @cred={{0x1c, 0x1, 0x2, {r1, 0x0, 0xee01}}}], 0x40, 0x24048814}}, {{0x0, 0x0, &(0x7f0000000b40)=[{&(0x7f0000000840)="7ee0255692350f13f34ceb0d2f3e6d4893ad62894f30a1b018fdcd7eea61eed31750537752647650be017bc77da704ba1f69fc5227f6e99e920fbf367e42d28d313c3fc21ea04bcc1ab834226665db6a38dc2d7835573d634a24217b6fe63a9afc961f9597d8d2f3c8881b6a564a79c7fe9b60fbbcfd62221022b45c1b32fabc82161d6196fbf768d1eaa780e3d8df80d21e2f221f51d4083297d0388acb557dbf441f255c1af96b01124284ddef5a252fe3008461764264b631cae2ae", 0xbd}, {&(0x7f0000000940)="aaf0a13237e98477da52b9434649c0fc5cc05a188a5a3c44aaf4f2850418371e43254e7ab50d7b1683cad9349754a9254e952f77022eeefeceb9642d6b6ac5cb8216df16bf7e345b79", 0x49}, {&(0x7f00000009c0)="c2ba1a8f103167e31669bbc62727a7d88ea2239c556d88d8df86096cb95c8c4793943ce22a4bac39f63be65300706d34a0fdee505935d98647adb83416a101ab672c63d1da216cf2d2cb712222b539e36431f457cba73fee458f10d263b1043ce4bd4de92f6722124e346eb6e5981e7dfcca52a2f5b68420a3c0be07480a593ef6c4fa5cc1cd9fc168eec433e7f7662e22a70ce73820f9bc5968a9ac2515208ddb3b2b925df94ebcaf2d00629a61200ed0ef43b545086990498fcfc5d4d1f98d1add4fe673d5aee46a8ad2a95a3a15a58ffd75ad2de31fa0dfcae0957e859cdb6e419674426c62d9ae5a636e3a80", 0xee}, {&(0x7f0000000ac0)="915d48fa35bb4f12d70be9ea71295925f8bf27b1e5775c4eface241a85a108c2410a63d8c161b380ebf76b472c5211c7787943e756326cd224e95464fbcc73605a54d684b7d6603ce636808128ece9fb8097a2", 0x53}, {0x0}], 0x5, &(0x7f0000002e00)=[@cred={{0x1c, 0x1, 0x2, {0x0, 0xffffffffffffffff, 0xee00}}}, @cred={{0x1c}}, @rights={{0x2c, 0x1, 0x1, [0xffffffffffffffff, 0xffffffffffffffff, r0, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, r4]}}, @rights={{0x24, 0x1, 0x1, [r5, 0xffffffffffffffff, 0xffffffffffffffff, r4, 0xffffffffffffffff]}}], 0x98, 0x24040040}}, {{0x0, 0x0, &(0x7f0000004100)=[{&(0x7f0000002f40)="637b067f6f99f10cf92d46aea478a379b64f74b6cc226ea87ae4dfcade98f00ffff419239b1e5237e29c77babd53b768c6ad1b737bf908e1e321d457952a3d0c6c559a4af90c74640ba975989271cb01056ac475238d05c8e74b936a6e4ca95e6ce834a82b06d98646a42526ecee1d75934e011ad16d", 0x76}, {&(0x7f0000002fc0)}, {0x0}, {&(0x7f00000040c0)="7886974179698d4c40ac77ac1e2aa4298505fe54b89e5b20ee2cb5b2e216", 0x1e}], 0x4, 0x0, 0x0, 0x40048c4}}, {{0x0, 0x0, 0x0, 0x0, &(0x7f0000005440)=[@cred={{0x1c}}], 0x20, 0x10}}, {{0x0, 0x0, &(0x7f00000086c0)=[{&(0x7f0000005500)="21e6f39df30227ba9da9edf4a1f3dfe4cf9433853b7022b246949a6e1c5f12be85c3be82d6921d2640dc82d7937e97126c908bf8393f5ad7aabee741c17d02348df77176be6403bbb6fcd79958cb855cf37a20081da66ebba8930691bfda12342a802016e42c7fc3204f97ea62b87dfc808df3498dd7ce696710196c56f36bbd9f2367a3bde9faa65c4f4466c5cc3d8f329e9e1657e6fa8cea232ce8e78d9df7e70ae82d463fdec63aec8ffac4b443b8c1", 0xb1}, {&(0x7f0000005680)="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", 0x575}, {&(0x7f0000006680)}, {0x0}, {&(0x7f0000008680)="7dbebf4cac6e576dc6327f72820ef4", 0xf}], 0x5, &(0x7f0000008740)=[@rights={{0x14, 0x1, 0x1, [r0]}}, @rights={{0x24, 0x1, 0x1, [0xffffffffffffffff, r0, 0xffffffffffffffff, r4, r5]}}, @rights={{0x18, 0x1, 0x1, [r4, 0xffffffffffffffff]}}], 0x58, 0x20040040}}], 0x5, 0x40000) r6 = openat$loop_ctrl(0xffffff9c, &(0x7f0000000040), 0x0, 0x0) sendmsg$nl_route(r5, &(0x7f0000000300)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x200}, 0xc, 0x0, 0x1, 0x0, 0x0, 0x4000004}, 0x8010) ioctl$LOOP_CTL_ADD(r6, 0x4c80, 0x0) (fail_nth: 18) ioctl$LOOP_CTL_REMOVE(r6, 0x4c81, 0x0) r7 = creat(&(0x7f0000000240)='./file0\x00', 0x0) fallocate(r7, 0x100000011, 0x0, 0x2811fdff) [ 1809.879329][ T6041] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 1809.887536][ T6041] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 1809.895057][ T6041] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 1809.903537][ T6041] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 1809.916077][ T6041] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 1809.924192][ T6041] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready 03:25:23 executing program 2: socket$nl_route(0x10, 0x3, 0x0) socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={0x0}}, 0x0) r0 = bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f0000000200)={0x18, 0x4, &(0x7f00000002c0)=ANY=[@ANYBLOB="18010000000000000000000000000000850000006d00000095"], &(0x7f0000000100)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, 0x2, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0}, 0x80) bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f0000000080)={&(0x7f0000000000)='sched_switch\x00', r0}, 0x10) ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, 0x0) socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(0xffffffffffffffff, 0x0, 0x0) openat$hwrng(0xffffffffffffff9c, &(0x7f00000001c0), 0x0, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) sendmsg$netlink(r1, &(0x7f0000006440)={0x0, 0x2000000, &(0x7f00000063c0)=[{&(0x7f0000000600)={0x34, 0x10, 0x1, 0x0, 0x0, "", [@typed={0x8, 0x0, 0x0, 0x0, @u32}, @typed={0x8, 0x0, 0x0, 0x0, @uid}, @typed={0x14, 0x1b, 0x0, 0x0, @ipv6=@loopback={0x21}}]}, 0x34}], 0x1}, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000140)={0x0, 0x50000000, &(0x7f0000000240)={&(0x7f0000000180)=@newlink={0x28, 0x10, 0x801, 0x0, 0x0, {0x0, 0x0, 0x10, 0x0, 0xa8d}, [@IFLA_GROUP={0x8}]}, 0x28}}, 0x0) [ 1809.932843][ T6041] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 1809.941092][T22809] validate_nla: 3 callbacks suppressed [ 1809.941100][T22809] netlink: 'syz-executor.2': attribute type 27 has an invalid length. [ 1809.955445][T22813] netlink: 'syz-executor.1': attribute type 27 has an invalid length. [ 1810.041842][T22813] bridge0: port 2(bridge_slave_1) entered disabled state [ 1810.048993][T22813] bridge0: port 1(bridge_slave_0) entered disabled state [ 1810.179237][T22831] FAULT_INJECTION: forcing a failure. [ 1810.179237][T22831] name failslab, interval 1, probability 0, space 0, times 0 [ 1810.192044][T22831] CPU: 1 PID: 22831 Comm: syz-executor.3 Not tainted 5.10.160-syzkaller-01321-g003c389455eb #0 [ 1810.202348][T22831] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 1810.212378][T22831] Call Trace: [ 1810.215647][T22831] dump_stack_lvl+0x1e2/0x24b [ 1810.220302][T22831] ? bfq_pos_tree_add_move+0x43e/0x43e [ 1810.225738][T22831] ? kmem_cache_alloc+0x1a4/0x300 [ 1810.230741][T22831] ? __kasan_check_read+0x11/0x20 [ 1810.235750][T22831] ? preempt_schedule_irq+0xef/0x140 [ 1810.241009][T22831] ? preempt_schedule_notrace+0x140/0x140 [ 1810.246703][T22831] dump_stack+0x15/0x17 [ 1810.250837][T22831] should_fail+0x3c0/0x510 [ 1810.255228][T22831] ? bdi_alloc+0x4e/0x110 [ 1810.259533][T22831] __should_failslab+0x9f/0xe0 [ 1810.264281][T22831] should_failslab+0x9/0x20 [ 1810.268757][T22831] kmem_cache_alloc_trace+0x3a/0x330 [ 1810.274020][T22831] ? __do_softirq+0x596/0x596 [ 1810.278670][T22831] bdi_alloc+0x4e/0x110 [ 1810.282801][T22831] blk_alloc_queue+0x111/0x640 [ 1810.287542][T22831] ? __mutex_init+0xa1/0xf0 [ 1810.292023][T22831] blk_mq_init_queue+0x35/0xc0 [ 1810.296767][T22831] loop_add+0x270/0x760 [ 1810.300905][T22831] loop_control_ioctl+0x564/0x740 [ 1810.305913][T22831] ? loop_remove+0xb0/0xb0 [ 1810.310304][T22831] ? sysvec_reschedule_ipi+0x84/0x160 [ 1810.315651][T22831] ? asm_sysvec_reschedule_ipi+0x12/0x20 [ 1810.321260][T22831] ? __se_sys_ioctl+0x5d/0x190 [ 1810.325998][T22831] ? do_vfs_ioctl+0x1/0x1a90 [ 1810.330565][T22831] ? loop_remove+0xb0/0xb0 [ 1810.334958][T22831] __se_sys_ioctl+0x115/0x190 [ 1810.339610][T22831] __x64_sys_ioctl+0x7b/0x90 [ 1810.344175][T22831] do_syscall_64+0x34/0x70 [ 1810.348573][T22831] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 1810.354443][T22831] RIP: 0033:0x7f0de7cfa0a9 [ 1810.358848][T22831] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 f1 19 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 1810.378517][T22831] RSP: 002b:00007f0de6a2b168 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 1810.386909][T22831] RAX: ffffffffffffffda RBX: 00007f0de7e1a120 RCX: 00007f0de7cfa0a9 [ 1810.394857][T22831] RDX: 0000000000000000 RSI: 0000000000004c80 RDI: 0000000000000008 [ 1810.402806][T22831] RBP: 00007f0de6a2b1d0 R08: 0000000000000000 R09: 0000000000000000 [ 1810.410754][T22831] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 1810.418704][T22831] R13: 00007ffd739418ef R14: 00007f0de6a2b300 R15: 0000000000022000 03:25:23 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) sendmsg$netlink(r1, &(0x7f0000006440)={0x0, 0x0, &(0x7f00000063c0)=[{&(0x7f0000000600)={0x34, 0x10, 0x1, 0x0, 0x0, "", [@typed={0x8, 0x0, 0x0, 0x0, @u32}, @typed={0x8, 0x0, 0x0, 0x0, @uid}, @typed={0x14, 0x1b, 0x0, 0x0, @ipv6=@loopback={0x21}}]}, 0x34}], 0x1}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x50000002, &(0x7f0000000240)={&(0x7f0000000180)=@newlink={0x28, 0x10, 0x801, 0x0, 0x0, {0x0, 0x0, 0x10, 0x0, 0xa8d}, [@IFLA_GROUP={0x8}]}, 0x28}}, 0x0) [ 1810.455527][T22814] bridge0: port 1(bridge_slave_0) entered blocking state [ 1810.462602][T22814] bridge0: port 1(bridge_slave_0) entered forwarding state [ 1810.471128][T22814] bridge0: port 2(bridge_slave_1) entered blocking state [ 1810.478199][T22814] bridge0: port 2(bridge_slave_1) entered forwarding state [ 1810.492765][T22816] netlink: 'syz-executor.4': attribute type 27 has an invalid length. 03:25:23 executing program 4: ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, 0x0) openat$hwrng(0xffffffffffffff9c, 0x0, 0x0, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) open(0x0, 0x0, 0x0) open(0x0, 0x0, 0x0) syz_open_procfs(0x0, 0x0) syz_genetlink_get_family_id$ipvs(0x0, 0xffffffffffffffff) r1 = socket$netlink(0x10, 0x3, 0x0) sendmsg$netlink(r1, &(0x7f0000006440)={0x0, 0x0, &(0x7f00000063c0)=[{&(0x7f0000000600)={0x34, 0x10, 0x1, 0x0, 0x0, "", [@typed={0x8, 0x0, 0x0, 0x0, @u32}, @typed={0x8, 0x0, 0x0, 0x0, @uid}, @typed={0x14, 0x1b, 0x0, 0x0, @ipv6=@loopback={0x21}}]}, 0x34}], 0x1}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x50000000, &(0x7f0000000240)={&(0x7f0000000180)=@newlink={0x10, 0x10, 0x801, 0x0, 0x0, {0x0, 0x0, 0x10, 0x0, 0xa8d}, [@IFLA_GROUP={0x8}]}, 0x28}}, 0x0) [ 1810.512789][T22816] bridge0: port 2(bridge_slave_1) entered disabled state [ 1810.519893][T22816] bridge0: port 1(bridge_slave_0) entered disabled state [ 1810.538622][T22819] netlink: 'syz-executor.0': attribute type 27 has an invalid length. [ 1810.556539][T22819] bridge0: port 2(bridge_slave_1) entered disabled state [ 1810.563666][T22819] bridge0: port 1(bridge_slave_0) entered disabled state [ 1810.592320][T22820] bridge0: port 1(bridge_slave_0) entered blocking state [ 1810.599378][T22820] bridge0: port 1(bridge_slave_0) entered forwarding state 03:25:24 executing program 0: sendmsg$nl_route(0xffffffffffffffff, 0x0, 0x0) socket$netlink(0x10, 0x3, 0x0) openat$hwrng(0xffffffffffffff9c, 0x0, 0x0, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) sendmsg$netlink(r1, &(0x7f0000006440)={0x0, 0x0, &(0x7f00000063c0)=[{&(0x7f0000000600)={0x34, 0x10, 0x1, 0x0, 0x0, "", [@typed={0x8, 0x0, 0x0, 0x0, @u32}, @typed={0x8, 0x0, 0x0, 0x0, @uid}, @typed={0x14, 0x1b, 0x0, 0x0, @ipv6=@loopback={0x21}}]}, 0x34}], 0x1}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x50000008, &(0x7f0000000240)={&(0x7f0000000180)=@newlink={0x28, 0x10, 0x801, 0x0, 0x0, {0x0, 0x0, 0x10, 0x0, 0xa8d}, [@IFLA_GROUP={0x8}]}, 0x28}}, 0x0) [ 1810.608302][T22820] bridge0: port 2(bridge_slave_1) entered blocking state [ 1810.615336][T22820] bridge0: port 2(bridge_slave_1) entered forwarding state [ 1810.630835][T22823] netlink: 'syz-executor.5': attribute type 27 has an invalid length. [ 1810.648824][T22823] bridge0: port 2(bridge_slave_1) entered disabled state [ 1810.655959][T22823] bridge0: port 1(bridge_slave_0) entered disabled state [ 1810.682464][T22825] bridge0: port 1(bridge_slave_0) entered blocking state [ 1810.689581][T22825] bridge0: port 1(bridge_slave_0) entered forwarding state [ 1810.698835][T22825] bridge0: port 2(bridge_slave_1) entered blocking state [ 1810.705871][T22825] bridge0: port 2(bridge_slave_1) entered forwarding state [ 1810.720921][T12741] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready 03:25:24 executing program 5: r0 = socket$nl_route(0x10, 0x3, 0x0) open(0x0, 0x0, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) sendmsg$netlink(r1, &(0x7f0000006440)={0x0, 0x0, &(0x7f00000063c0)=[{&(0x7f0000000600)={0x34, 0x10, 0x1, 0x0, 0x0, "", [@typed={0x8, 0x0, 0x0, 0x0, @u32}, @typed={0x8, 0x0, 0x0, 0x0, @uid}, @typed={0x14, 0x1b, 0x0, 0x0, @ipv6=@loopback={0x21}}]}, 0x34}], 0x1}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x50000000, &(0x7f0000000240)={&(0x7f0000000180)=@newlink={0x28, 0x10, 0x801, 0xffffffe0, 0x0, {0x0, 0x0, 0x10, 0x0, 0xa8d}, [@IFLA_GROUP={0x8}]}, 0x28}}, 0x0) 03:25:24 executing program 3: bpf$ENABLE_STATS(0x20, 0x0, 0x0) r0 = openat$kvm(0xffffffffffffff9c, 0x0, 0x0, 0x0) prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r1 = getpid() sched_setaffinity(0x0, 0x8, &(0x7f0000000240)=0x2) sched_setscheduler(r1, 0x2, &(0x7f0000000200)=0x4) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) connect$unix(r2, &(0x7f0000000180)=@abs, 0x6e) sendmmsg$unix(r3, &(0x7f00000bd000), 0x318, 0x0) recvmmsg(r2, &(0x7f00000000c0), 0x10106, 0x2, 0x0) r4 = bpf$PROG_LOAD(0x5, &(0x7f0000000440)={0x11, 0x6, &(0x7f00000004c0)=ANY=[@ANYBLOB="050000000000000061110c00000000008510000002000000850000000800000095000000000000009500a5050000000077d8f3b423cdac8d8000000000000020e16ad10a48b243ccc42606d25dfd73a015e0ca7fc2506a0f68a7d06d7535f7866907dc6751dfb265a0e3ccae669e173a649c1cfd6587d452d46b7cc957d77578f4c35235138d5521f9453559c3421eed73d5661cfeecf9c66c54c3b3ffe1b4ce25d7c983c044c03bf3a48dfe3e26e7a23129d6606fd28a69989d552af6200000003a00000000000000abecc2f4a3799af2551ce935b0f327cb3f011a7d06602e2fd5234712596b696418f163d1a13ed38ae89d24e1cebfba2f87925bfacba83109753f541cd027edd68149ee99eebc6f7d6dd4aed4afe1f44ccb19e810879b70a70000000000000000000000d7900a820b6327944e9a217b9800e02a92895614cd50cbe43a1ed25268816b004519c9c5cff097d8000000000009d27d753a30a147b24a48435bd8a568669596e9e08679b3ce48e90defb6670c3d62ad0a97aec773713a66b223fa8b148871c8d31d24291c25449f106b99893ed20fa7a050fbbef90327e827e513e9606800000000e89f9c85c822a961546ed5363c17ff1432d08806bc376e3e69ee52b59d13182e1f24ed200ada12f7a1525320e71666f472a97214d0b2874df30ed5eb1affb87ba55b2d72078e9f40b4ae7dc3b2aeb0d11cd22c35d32940f19dff00ffffffff08000000e1ff003853e59de7621e348955735264f34b1046a1813668297a7edad187ef106ae7fcbb25090f17d0baadeb8ae190a1fb5a315f8347fb0379659500"/608], &(0x7f0000000080)='GPL\x00', 0x5, 0x29e, &(0x7f000000cf3d)=""/195, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x6, 0x0, 0x0, 0x10, 0x0}, 0x70) prlimit64(r1, 0x0, &(0x7f0000000000)={0x7, 0x10000}, &(0x7f0000000400)) ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r5 = bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f00000000c0)={&(0x7f0000000080)='sched_switch\x00', r4}, 0x10) sendmmsg$unix(0xffffffffffffffff, &(0x7f00000087c0)=[{{0x0, 0x0, &(0x7f0000000280)=[{&(0x7f0000000340)="752384037276623af5639b6a609aae05867a472736496fd7af94a6716acefbb9bb5ba16c4e0537e05042acad9a6a7c460b47b3ffe7d531efe42b2a581d8497c0c6e97e55f61dddc3a3702e8d11d281aa6cc82f1c7944b7fa58154ddb75ac7b17ef25408be34a533e1cc1b6c5f817543a1dbe9c15dd82f4742d8318ef9977a06d786a14b9784252a1cf576a85d6496ea158e9299c09093c0ddf840401a22353d05383341fa8388c868c8337c90dbf494c881730f1f4e2420937b1", 0xba}], 0x1, &(0x7f00000002c0)=[@cred={{0x1c, 0x1, 0x2, {r1}}}, @cred={{0x1c, 0x1, 0x2, {r1, 0x0, 0xee01}}}], 0x40, 0x24048814}}, {{0x0, 0x0, &(0x7f0000000b40)=[{&(0x7f0000000840)="7ee0255692350f13f34ceb0d2f3e6d4893ad62894f30a1b018fdcd7eea61eed31750537752647650be017bc77da704ba1f69fc5227f6e99e920fbf367e42d28d313c3fc21ea04bcc1ab834226665db6a38dc2d7835573d634a24217b6fe63a9afc961f9597d8d2f3c8881b6a564a79c7fe9b60fbbcfd62221022b45c1b32fabc82161d6196fbf768d1eaa780e3d8df80d21e2f221f51d4083297d0388acb557dbf441f255c1af96b01124284ddef5a252fe3008461764264b631cae2ae", 0xbd}, {&(0x7f0000000940)="aaf0a13237e98477da52b9434649c0fc5cc05a188a5a3c44aaf4f2850418371e43254e7ab50d7b1683cad9349754a9254e952f77022eeefeceb9642d6b6ac5cb8216df16bf7e345b79", 0x49}, {&(0x7f00000009c0)="c2ba1a8f103167e31669bbc62727a7d88ea2239c556d88d8df86096cb95c8c4793943ce22a4bac39f63be65300706d34a0fdee505935d98647adb83416a101ab672c63d1da216cf2d2cb712222b539e36431f457cba73fee458f10d263b1043ce4bd4de92f6722124e346eb6e5981e7dfcca52a2f5b68420a3c0be07480a593ef6c4fa5cc1cd9fc168eec433e7f7662e22a70ce73820f9bc5968a9ac2515208ddb3b2b925df94ebcaf2d00629a61200ed0ef43b545086990498fcfc5d4d1f98d1add4fe673d5aee46a8ad2a95a3a15a58ffd75ad2de31fa0dfcae0957e859cdb6e419674426c62d9ae5a636e3a80", 0xee}, {&(0x7f0000000ac0)="915d48fa35bb4f12d70be9ea71295925f8bf27b1e5775c4eface241a85a108c2410a63d8c161b380ebf76b472c5211c7787943e756326cd224e95464fbcc73605a54d684b7d6603ce636808128ece9fb8097a2", 0x53}, {0x0}], 0x5, &(0x7f0000002e00)=[@cred={{0x1c, 0x1, 0x2, {0x0, 0xffffffffffffffff, 0xee00}}}, @cred={{0x1c}}, @rights={{0x2c, 0x1, 0x1, [0xffffffffffffffff, 0xffffffffffffffff, r0, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, r4]}}, @rights={{0x24, 0x1, 0x1, [r5, 0xffffffffffffffff, 0xffffffffffffffff, r4, 0xffffffffffffffff]}}], 0x98, 0x24040040}}, {{0x0, 0x0, &(0x7f0000004100)=[{&(0x7f0000002f40)="637b067f6f99f10cf92d46aea478a379b64f74b6cc226ea87ae4dfcade98f00ffff419239b1e5237e29c77babd53b768c6ad1b737bf908e1e321d457952a3d0c6c559a4af90c74640ba975989271cb01056ac475238d05c8e74b936a6e4ca95e6ce834a82b06d98646a42526ecee1d75934e011ad16d", 0x76}, {&(0x7f0000002fc0)}, {0x0}, {&(0x7f00000040c0)="7886974179698d4c40ac77ac1e2aa4298505fe54b89e5b20ee2cb5b2e216", 0x1e}], 0x4, 0x0, 0x0, 0x40048c4}}, {{0x0, 0x0, 0x0, 0x0, &(0x7f0000005440)=[@cred={{0x1c}}], 0x20, 0x10}}, {{0x0, 0x0, &(0x7f00000086c0)=[{&(0x7f0000005500)="21e6f39df30227ba9da9edf4a1f3dfe4cf9433853b7022b246949a6e1c5f12be85c3be82d6921d2640dc82d7937e97126c908bf8393f5ad7aabee741c17d02348df77176be6403bbb6fcd79958cb855cf37a20081da66ebba8930691bfda12342a802016e42c7fc3204f97ea62b87dfc808df3498dd7ce696710196c56f36bbd9f2367a3bde9faa65c4f4466c5cc3d8f329e9e1657e6fa8cea232ce8e78d9df7e70ae82d463fdec63aec8ffac4b443b8c1", 0xb1}, {&(0x7f0000005680)="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", 0x575}, {&(0x7f0000006680)}, {0x0}, {&(0x7f0000008680)="7dbebf4cac6e576dc6327f72820ef4", 0xf}], 0x5, &(0x7f0000008740)=[@rights={{0x14, 0x1, 0x1, [r0]}}, @rights={{0x24, 0x1, 0x1, [0xffffffffffffffff, r0, 0xffffffffffffffff, r4, r5]}}, @rights={{0x18, 0x1, 0x1, [r4, 0xffffffffffffffff]}}], 0x58, 0x20040040}}], 0x5, 0x40000) r6 = openat$loop_ctrl(0xffffff9c, &(0x7f0000000040), 0x0, 0x0) sendmsg$nl_route(r5, &(0x7f0000000300)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x200}, 0xc, 0x0, 0x1, 0x0, 0x0, 0x4000004}, 0x8010) ioctl$LOOP_CTL_ADD(r6, 0x4c80, 0x0) (fail_nth: 19) ioctl$LOOP_CTL_REMOVE(r6, 0x4c81, 0x0) r7 = creat(&(0x7f0000000240)='./file0\x00', 0x0) fallocate(r7, 0x100000011, 0x0, 0x2811fdff) [ 1810.731725][T12741] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 1810.743767][T12741] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 1810.758695][T12741] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 1810.772109][T12741] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 1810.780676][T12741] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 1810.789260][T12741] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 1810.797377][T12741] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 1810.805501][T12741] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 1810.813437][T12741] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 1810.821086][T12741] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 1810.834436][T12741] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 1810.848415][T12741] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 1810.910669][T22850] FAULT_INJECTION: forcing a failure. [ 1810.910669][T22850] name failslab, interval 1, probability 0, space 0, times 0 [ 1810.923336][T22850] CPU: 1 PID: 22850 Comm: syz-executor.3 Not tainted 5.10.160-syzkaller-01321-g003c389455eb #0 [ 1810.933637][T22850] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 1810.943671][T22850] Call Trace: [ 1810.946942][T22850] dump_stack_lvl+0x1e2/0x24b [ 1810.951593][T22850] ? panic+0x7d7/0x7d7 [ 1810.955639][T22850] ? bfq_pos_tree_add_move+0x43e/0x43e [ 1810.961071][T22850] dump_stack+0x15/0x17 [ 1810.965201][T22850] should_fail+0x3c0/0x510 [ 1810.969594][T22850] ? blk_alloc_queue_stats+0x4c/0x100 [ 1810.974942][T22850] __should_failslab+0x9f/0xe0 [ 1810.979686][T22850] should_failslab+0x9/0x20 [ 1810.984165][T22850] kmem_cache_alloc_trace+0x3a/0x330 [ 1810.989424][T22850] ? bdi_init+0x28e/0x370 [ 1810.993731][T22850] blk_alloc_queue_stats+0x4c/0x100 [ 1810.998908][T22850] blk_alloc_queue+0x151/0x640 [ 1811.003646][T22850] ? __mutex_init+0xa1/0xf0 [ 1811.008124][T22850] blk_mq_init_queue+0x35/0xc0 [ 1811.012873][T22850] loop_add+0x270/0x760 [ 1811.017008][T22850] loop_control_ioctl+0x564/0x740 [ 1811.022007][T22850] ? loop_remove+0xb0/0xb0 [ 1811.026400][T22850] ? __fget_files+0x310/0x370 [ 1811.031054][T22850] ? security_file_ioctl+0xb1/0xd0 [ 1811.036146][T22850] ? loop_remove+0xb0/0xb0 [ 1811.041494][T22850] __se_sys_ioctl+0x115/0x190 [ 1811.046148][T22850] __x64_sys_ioctl+0x7b/0x90 [ 1811.050713][T22850] do_syscall_64+0x34/0x70 [ 1811.055109][T22850] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 1811.060975][T22850] RIP: 0033:0x7f0de7cfa0a9 [ 1811.065368][T22850] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 f1 19 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 1811.084947][T22850] RSP: 002b:00007f0de6a2b168 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 1811.093339][T22850] RAX: ffffffffffffffda RBX: 00007f0de7e1a120 RCX: 00007f0de7cfa0a9 [ 1811.101287][T22850] RDX: 0000000000000000 RSI: 0000000000004c80 RDI: 0000000000000008 [ 1811.109236][T22850] RBP: 00007f0de6a2b1d0 R08: 0000000000000000 R09: 0000000000000000 [ 1811.117188][T22850] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 1811.125137][T22850] R13: 00007ffd739418ef R14: 00007f0de6a2b300 R15: 0000000000022000 [ 1811.267394][T12741] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 1811.275770][T12741] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 1811.284729][T12741] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 1811.297105][T12741] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 1811.305394][T12741] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 1811.313956][T12741] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 1811.322247][T12741] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 1811.330470][T12741] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 1811.338906][T12741] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 1811.346954][T12741] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 1811.355336][T12741] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 1811.363078][T12741] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 1811.370606][T12741] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 1811.379181][T12741] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 1811.387826][T12741] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 1811.395991][T12741] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 1811.404082][T12741] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 1811.412447][T12741] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 1811.420638][T12741] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 1811.428938][T12741] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 1811.437509][T12741] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 1811.445494][T12741] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 1811.453749][T12741] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready 03:25:24 executing program 2: socket$nl_route(0x10, 0x3, 0x0) socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={0x0}}, 0x0) r0 = bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f0000000200)={0x18, 0x4, &(0x7f00000002c0)=ANY=[@ANYBLOB="18010000000000000000000000000000850000006d00000095"], &(0x7f0000000100)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, 0x2, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0}, 0x80) bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f0000000080)={&(0x7f0000000000)='sched_switch\x00', r0}, 0x10) ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, 0x0) socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(0xffffffffffffffff, 0x0, 0x0) openat$hwrng(0xffffffffffffff9c, &(0x7f00000001c0), 0x0, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) sendmsg$netlink(r1, &(0x7f0000006440)={0x0, 0x8000000, &(0x7f00000063c0)=[{&(0x7f0000000600)={0x34, 0x10, 0x1, 0x0, 0x0, "", [@typed={0x8, 0x0, 0x0, 0x0, @u32}, @typed={0x8, 0x0, 0x0, 0x0, @uid}, @typed={0x14, 0x1b, 0x0, 0x0, @ipv6=@loopback={0x21}}]}, 0x34}], 0x1}, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000140)={0x0, 0x50000000, &(0x7f0000000240)={&(0x7f0000000180)=@newlink={0x28, 0x10, 0x801, 0x0, 0x0, {0x0, 0x0, 0x10, 0x0, 0xa8d}, [@IFLA_GROUP={0x8}]}, 0x28}}, 0x0) [ 1811.462220][T12741] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 1811.470207][T22833] netlink: 'syz-executor.2': attribute type 27 has an invalid length. [ 1811.478835][T22836] netlink: 'syz-executor.1': attribute type 27 has an invalid length. [ 1811.498352][T22836] bridge0: port 2(bridge_slave_1) entered disabled state [ 1811.505437][T22836] bridge0: port 1(bridge_slave_0) entered disabled state 03:25:24 executing program 4: ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, 0x0) openat$hwrng(0xffffffffffffff9c, 0x0, 0x0, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) open(0x0, 0x0, 0x0) open(0x0, 0x0, 0x0) syz_open_procfs(0x0, 0x0) syz_genetlink_get_family_id$ipvs(0x0, 0xffffffffffffffff) r1 = socket$netlink(0x10, 0x3, 0x0) sendmsg$netlink(r1, &(0x7f0000006440)={0x0, 0x0, &(0x7f00000063c0)=[{&(0x7f0000000600)={0x34, 0x10, 0x1, 0x0, 0x0, "", [@typed={0x8, 0x0, 0x0, 0x0, @u32}, @typed={0x8, 0x0, 0x0, 0x0, @uid}, @typed={0x14, 0x1b, 0x0, 0x0, @ipv6=@loopback={0x21}}]}, 0x34}], 0x1}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x50000000, &(0x7f0000000240)={&(0x7f0000000180)=@newlink={0xe80, 0x10, 0x801, 0x0, 0x0, {0x0, 0x0, 0x10, 0x0, 0xa8d}, [@IFLA_GROUP={0x8}]}, 0x28}}, 0x0) [ 1811.526630][T22838] netlink: 'syz-executor.4': attribute type 27 has an invalid length. [ 1811.553646][T22839] bridge0: port 1(bridge_slave_0) entered blocking state [ 1811.560738][T22839] bridge0: port 1(bridge_slave_0) entered forwarding state [ 1811.569317][T22839] bridge0: port 2(bridge_slave_1) entered blocking state 03:25:24 executing program 1: open(0x0, 0x0, 0x0) r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$netlink(r0, &(0x7f0000006440)={0x0, 0x0, &(0x7f00000063c0)=[{&(0x7f0000000600)={0x34, 0x10, 0x1, 0x0, 0x0, "", [@typed={0x8, 0x0, 0x0, 0x0, @u32}, @typed={0x8, 0x0, 0x0, 0x0, @uid}, @typed={0x14, 0x1b, 0x0, 0x0, @ipv6=@loopback={0x21}}]}, 0x34}], 0x1}, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000140)={0x0, 0x50000002, &(0x7f0000000240)={&(0x7f0000000180)=@newlink={0x28, 0x10, 0x801, 0x0, 0x0, {0x0, 0x0, 0x10, 0x0, 0xa8d}, [@IFLA_GROUP={0x8}]}, 0x28}}, 0x0) 03:25:25 executing program 3: bpf$ENABLE_STATS(0x20, 0x0, 0x0) r0 = openat$kvm(0xffffffffffffff9c, 0x0, 0x0, 0x0) prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r1 = getpid() sched_setaffinity(0x0, 0x8, &(0x7f0000000240)=0x2) sched_setscheduler(r1, 0x2, &(0x7f0000000200)=0x4) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) connect$unix(r2, &(0x7f0000000180)=@abs, 0x6e) sendmmsg$unix(r3, &(0x7f00000bd000), 0x318, 0x0) recvmmsg(r2, &(0x7f00000000c0), 0x10106, 0x2, 0x0) r4 = bpf$PROG_LOAD(0x5, &(0x7f0000000440)={0x11, 0x6, &(0x7f00000004c0)=ANY=[@ANYBLOB="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"/608], &(0x7f0000000080)='GPL\x00', 0x5, 0x29e, &(0x7f000000cf3d)=""/195, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x6, 0x0, 0x0, 0x10, 0x0}, 0x70) prlimit64(r1, 0x0, &(0x7f0000000000)={0x7, 0x10000}, &(0x7f0000000400)) ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r5 = bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f00000000c0)={&(0x7f0000000080)='sched_switch\x00', r4}, 0x10) sendmmsg$unix(0xffffffffffffffff, &(0x7f00000087c0)=[{{0x0, 0x0, &(0x7f0000000280)=[{&(0x7f0000000340)="752384037276623af5639b6a609aae05867a472736496fd7af94a6716acefbb9bb5ba16c4e0537e05042acad9a6a7c460b47b3ffe7d531efe42b2a581d8497c0c6e97e55f61dddc3a3702e8d11d281aa6cc82f1c7944b7fa58154ddb75ac7b17ef25408be34a533e1cc1b6c5f817543a1dbe9c15dd82f4742d8318ef9977a06d786a14b9784252a1cf576a85d6496ea158e9299c09093c0ddf840401a22353d05383341fa8388c868c8337c90dbf494c881730f1f4e2420937b1", 0xba}], 0x1, &(0x7f00000002c0)=[@cred={{0x1c, 0x1, 0x2, {r1}}}, @cred={{0x1c, 0x1, 0x2, {r1, 0x0, 0xee01}}}], 0x40, 0x24048814}}, {{0x0, 0x0, &(0x7f0000000b40)=[{&(0x7f0000000840)="7ee0255692350f13f34ceb0d2f3e6d4893ad62894f30a1b018fdcd7eea61eed31750537752647650be017bc77da704ba1f69fc5227f6e99e920fbf367e42d28d313c3fc21ea04bcc1ab834226665db6a38dc2d7835573d634a24217b6fe63a9afc961f9597d8d2f3c8881b6a564a79c7fe9b60fbbcfd62221022b45c1b32fabc82161d6196fbf768d1eaa780e3d8df80d21e2f221f51d4083297d0388acb557dbf441f255c1af96b01124284ddef5a252fe3008461764264b631cae2ae", 0xbd}, {&(0x7f0000000940)="aaf0a13237e98477da52b9434649c0fc5cc05a188a5a3c44aaf4f2850418371e43254e7ab50d7b1683cad9349754a9254e952f77022eeefeceb9642d6b6ac5cb8216df16bf7e345b79", 0x49}, {&(0x7f00000009c0)="c2ba1a8f103167e31669bbc62727a7d88ea2239c556d88d8df86096cb95c8c4793943ce22a4bac39f63be65300706d34a0fdee505935d98647adb83416a101ab672c63d1da216cf2d2cb712222b539e36431f457cba73fee458f10d263b1043ce4bd4de92f6722124e346eb6e5981e7dfcca52a2f5b68420a3c0be07480a593ef6c4fa5cc1cd9fc168eec433e7f7662e22a70ce73820f9bc5968a9ac2515208ddb3b2b925df94ebcaf2d00629a61200ed0ef43b545086990498fcfc5d4d1f98d1add4fe673d5aee46a8ad2a95a3a15a58ffd75ad2de31fa0dfcae0957e859cdb6e419674426c62d9ae5a636e3a80", 0xee}, {&(0x7f0000000ac0)="915d48fa35bb4f12d70be9ea71295925f8bf27b1e5775c4eface241a85a108c2410a63d8c161b380ebf76b472c5211c7787943e756326cd224e95464fbcc73605a54d684b7d6603ce636808128ece9fb8097a2", 0x53}, {0x0}], 0x5, &(0x7f0000002e00)=[@cred={{0x1c, 0x1, 0x2, {0x0, 0xffffffffffffffff, 0xee00}}}, @cred={{0x1c}}, @rights={{0x2c, 0x1, 0x1, [0xffffffffffffffff, 0xffffffffffffffff, r0, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, r4]}}, @rights={{0x24, 0x1, 0x1, [r5, 0xffffffffffffffff, 0xffffffffffffffff, r4, 0xffffffffffffffff]}}], 0x98, 0x24040040}}, {{0x0, 0x0, &(0x7f0000004100)=[{&(0x7f0000002f40)="637b067f6f99f10cf92d46aea478a379b64f74b6cc226ea87ae4dfcade98f00ffff419239b1e5237e29c77babd53b768c6ad1b737bf908e1e321d457952a3d0c6c559a4af90c74640ba975989271cb01056ac475238d05c8e74b936a6e4ca95e6ce834a82b06d98646a42526ecee1d75934e011ad16d", 0x76}, {&(0x7f0000002fc0)}, {0x0}, {&(0x7f00000040c0)="7886974179698d4c40ac77ac1e2aa4298505fe54b89e5b20ee2cb5b2e216", 0x1e}], 0x4, 0x0, 0x0, 0x40048c4}}, {{0x0, 0x0, 0x0, 0x0, &(0x7f0000005440)=[@cred={{0x1c}}], 0x20, 0x10}}, {{0x0, 0x0, &(0x7f00000086c0)=[{&(0x7f0000005500)="21e6f39df30227ba9da9edf4a1f3dfe4cf9433853b7022b246949a6e1c5f12be85c3be82d6921d2640dc82d7937e97126c908bf8393f5ad7aabee741c17d02348df77176be6403bbb6fcd79958cb855cf37a20081da66ebba8930691bfda12342a802016e42c7fc3204f97ea62b87dfc808df3498dd7ce696710196c56f36bbd9f2367a3bde9faa65c4f4466c5cc3d8f329e9e1657e6fa8cea232ce8e78d9df7e70ae82d463fdec63aec8ffac4b443b8c1", 0xb1}, {&(0x7f0000005680)="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", 0x575}, {&(0x7f0000006680)}, {0x0}, {&(0x7f0000008680)="7dbebf4cac6e576dc6327f72820ef4", 0xf}], 0x5, &(0x7f0000008740)=[@rights={{0x14, 0x1, 0x1, [r0]}}, @rights={{0x24, 0x1, 0x1, [0xffffffffffffffff, r0, 0xffffffffffffffff, r4, r5]}}, @rights={{0x18, 0x1, 0x1, [r4, 0xffffffffffffffff]}}], 0x58, 0x20040040}}], 0x5, 0x40000) r6 = openat$loop_ctrl(0xffffff9c, &(0x7f0000000040), 0x0, 0x0) sendmsg$nl_route(r5, &(0x7f0000000300)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x200}, 0xc, 0x0, 0x1, 0x0, 0x0, 0x4000004}, 0x8010) ioctl$LOOP_CTL_ADD(r6, 0x4c80, 0x0) (fail_nth: 20) ioctl$LOOP_CTL_REMOVE(r6, 0x4c81, 0x0) r7 = creat(&(0x7f0000000240)='./file0\x00', 0x0) fallocate(r7, 0x100000011, 0x0, 0x2811fdff) [ 1811.576355][T22839] bridge0: port 2(bridge_slave_1) entered forwarding state [ 1811.591263][T22842] netlink: 'syz-executor.0': attribute type 27 has an invalid length. [ 1811.626980][T22842] bridge0: port 2(bridge_slave_1) entered disabled state [ 1811.634141][T22842] bridge0: port 1(bridge_slave_0) entered disabled state [ 1811.665178][T22843] bridge0: port 1(bridge_slave_0) entered blocking state [ 1811.672248][T22843] bridge0: port 1(bridge_slave_0) entered forwarding state [ 1811.680879][T22843] bridge0: port 2(bridge_slave_1) entered blocking state [ 1811.687925][T22843] bridge0: port 2(bridge_slave_1) entered forwarding state [ 1811.784473][T22862] FAULT_INJECTION: forcing a failure. [ 1811.784473][T22862] name failslab, interval 1, probability 0, space 0, times 0 [ 1811.797342][T22862] CPU: 1 PID: 22862 Comm: syz-executor.3 Not tainted 5.10.160-syzkaller-01321-g003c389455eb #0 [ 1811.807645][T22862] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 1811.817675][T22862] Call Trace: [ 1811.820948][T22862] dump_stack_lvl+0x1e2/0x24b [ 1811.825601][T22862] ? panic+0x7d7/0x7d7 [ 1811.829652][T22862] ? bfq_pos_tree_add_move+0x43e/0x43e [ 1811.835092][T22862] ? find_next_bit+0xd6/0x120 [ 1811.839746][T22862] ? cpumask_next+0x11/0x30 [ 1811.844236][T22862] dump_stack+0x15/0x17 [ 1811.848370][T22862] should_fail+0x3c0/0x510 [ 1811.852767][T22862] ? percpu_ref_init+0xd0/0x340 [ 1811.857592][T22862] __should_failslab+0x9f/0xe0 [ 1811.862333][T22862] should_failslab+0x9/0x20 [ 1811.866812][T22862] kmem_cache_alloc_trace+0x3a/0x330 [ 1811.872076][T22862] percpu_ref_init+0xd0/0x340 [ 1811.876729][T22862] ? blk_timeout_work+0x10/0x10 [ 1811.881640][T22862] ? __kasan_check_write+0x14/0x20 [ 1811.886725][T22862] blk_alloc_queue+0x440/0x640 [ 1811.891472][T22862] blk_mq_init_queue+0x35/0xc0 [ 1811.896214][T22862] loop_add+0x270/0x760 [ 1811.900351][T22862] loop_control_ioctl+0x564/0x740 [ 1811.905352][T22862] ? __fget_files+0x81/0x370 [ 1811.909924][T22862] ? loop_remove+0xb0/0xb0 [ 1811.914318][T22862] ? __fget_files+0x310/0x370 [ 1811.918973][T22862] ? security_file_ioctl+0xb1/0xd0 [ 1811.924058][T22862] ? loop_remove+0xb0/0xb0 [ 1811.928452][T22862] __se_sys_ioctl+0x115/0x190 [ 1811.933106][T22862] __x64_sys_ioctl+0x7b/0x90 [ 1811.937673][T22862] do_syscall_64+0x34/0x70 [ 1811.942706][T22862] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 1811.948572][T22862] RIP: 0033:0x7f0de7cfa0a9 [ 1811.952965][T22862] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 f1 19 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 1811.972544][T22862] RSP: 002b:00007f0de6a2b168 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 1811.980933][T22862] RAX: ffffffffffffffda RBX: 00007f0de7e1a120 RCX: 00007f0de7cfa0a9 [ 1811.988879][T22862] RDX: 0000000000000000 RSI: 0000000000004c80 RDI: 0000000000000008 [ 1811.996828][T22862] RBP: 00007f0de6a2b1d0 R08: 0000000000000000 R09: 0000000000000000 [ 1812.004775][T22862] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 1812.012723][T22862] R13: 00007ffd739418ef R14: 00007f0de6a2b300 R15: 0000000000022000 03:25:25 executing program 0: sendmsg$nl_route(0xffffffffffffffff, 0x0, 0x0) socket$netlink(0x10, 0x3, 0x0) openat$hwrng(0xffffffffffffff9c, 0x0, 0x0, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) sendmsg$netlink(r1, &(0x7f0000006440)={0x0, 0x0, &(0x7f00000063c0)=[{&(0x7f0000000600)={0x34, 0x10, 0x1, 0x0, 0x0, "", [@typed={0x8, 0x0, 0x0, 0x0, @u32}, @typed={0x8, 0x0, 0x0, 0x0, @uid}, @typed={0x14, 0x1b, 0x0, 0x0, @ipv6=@loopback={0x21}}]}, 0x34}], 0x1}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x50004000, &(0x7f0000000240)={&(0x7f0000000180)=@newlink={0x28, 0x10, 0x801, 0x0, 0x0, {0x0, 0x0, 0x10, 0x0, 0xa8d}, [@IFLA_GROUP={0x8}]}, 0x28}}, 0x0) [ 1812.170648][T22845] netlink: 'syz-executor.5': attribute type 27 has an invalid length. [ 1812.187328][T22845] bridge0: port 2(bridge_slave_1) entered disabled state [ 1812.194419][T22845] bridge0: port 1(bridge_slave_0) entered disabled state 03:25:25 executing program 2: socket$nl_route(0x10, 0x3, 0x0) socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={0x0}}, 0x0) r0 = bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f0000000200)={0x18, 0x4, &(0x7f00000002c0)=ANY=[@ANYBLOB="18010000000000000000000000000000850000006d00000095"], &(0x7f0000000100)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, 0x2, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0}, 0x80) bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f0000000080)={&(0x7f0000000000)='sched_switch\x00', r0}, 0x10) ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, 0x0) socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(0xffffffffffffffff, 0x0, 0x0) openat$hwrng(0xffffffffffffff9c, &(0x7f00000001c0), 0x0, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) sendmsg$netlink(r1, &(0x7f0000006440)={0x0, 0xc090000, &(0x7f00000063c0)=[{&(0x7f0000000600)={0x34, 0x10, 0x1, 0x0, 0x0, "", [@typed={0x8, 0x0, 0x0, 0x0, @u32}, @typed={0x8, 0x0, 0x0, 0x0, @uid}, @typed={0x14, 0x1b, 0x0, 0x0, @ipv6=@loopback={0x21}}]}, 0x34}], 0x1}, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000140)={0x0, 0x50000000, &(0x7f0000000240)={&(0x7f0000000180)=@newlink={0x28, 0x10, 0x801, 0x0, 0x0, {0x0, 0x0, 0x10, 0x0, 0xa8d}, [@IFLA_GROUP={0x8}]}, 0x28}}, 0x0) [ 1812.223443][T22848] bridge0: port 1(bridge_slave_0) entered blocking state [ 1812.230503][T22848] bridge0: port 1(bridge_slave_0) entered forwarding state [ 1812.240074][T22848] bridge0: port 2(bridge_slave_1) entered blocking state [ 1812.247122][T22848] bridge0: port 2(bridge_slave_1) entered forwarding state [ 1812.262510][T32070] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready 03:25:25 executing program 5: r0 = socket$nl_route(0x10, 0x3, 0x0) open(0x0, 0x0, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) sendmsg$netlink(r1, &(0x7f0000006440)={0x0, 0x0, &(0x7f00000063c0)=[{&(0x7f0000000600)={0x34, 0x10, 0x1, 0x0, 0x0, "", [@typed={0x8, 0x0, 0x0, 0x0, @u32}, @typed={0x8, 0x0, 0x0, 0x0, @uid}, @typed={0x14, 0x1b, 0x0, 0x0, @ipv6=@loopback={0x21}}]}, 0x34}], 0x1}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x50000000, &(0x7f0000000240)={&(0x7f0000000180)=@newlink={0x28, 0x10, 0x801, 0xffffffea, 0x0, {0x0, 0x0, 0x10, 0x0, 0xa8d}, [@IFLA_GROUP={0x8}]}, 0x28}}, 0x0) [ 1812.278584][T32070] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 1812.286470][T32070] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 1812.298387][T32070] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 1812.306903][T32070] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 1812.315273][T32070] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 1812.323901][T32070] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 1812.332233][T32070] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 1812.340455][T32070] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 1812.348094][T32070] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 1812.355601][T32070] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 1812.363954][T32070] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 1812.372367][T32070] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 1812.380702][T32070] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 1812.388958][T32070] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 1812.397109][T32070] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 1812.405390][T32070] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 1812.413742][T32070] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready 03:25:25 executing program 3: bpf$ENABLE_STATS(0x20, 0x0, 0x0) r0 = openat$kvm(0xffffffffffffff9c, 0x0, 0x0, 0x0) prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r1 = getpid() sched_setaffinity(0x0, 0x8, &(0x7f0000000240)=0x2) sched_setscheduler(r1, 0x2, &(0x7f0000000200)=0x4) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) connect$unix(r2, &(0x7f0000000180)=@abs, 0x6e) sendmmsg$unix(r3, &(0x7f00000bd000), 0x318, 0x0) recvmmsg(r2, &(0x7f00000000c0), 0x10106, 0x2, 0x0) r4 = bpf$PROG_LOAD(0x5, &(0x7f0000000440)={0x11, 0x6, &(0x7f00000004c0)=ANY=[@ANYBLOB="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"/608], &(0x7f0000000080)='GPL\x00', 0x5, 0x29e, &(0x7f000000cf3d)=""/195, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x6, 0x0, 0x0, 0x10, 0x0}, 0x70) prlimit64(r1, 0x0, &(0x7f0000000000)={0x7, 0x10000}, &(0x7f0000000400)) ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r5 = bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f00000000c0)={&(0x7f0000000080)='sched_switch\x00', r4}, 0x10) sendmmsg$unix(0xffffffffffffffff, &(0x7f00000087c0)=[{{0x0, 0x0, &(0x7f0000000280)=[{&(0x7f0000000340)="752384037276623af5639b6a609aae05867a472736496fd7af94a6716acefbb9bb5ba16c4e0537e05042acad9a6a7c460b47b3ffe7d531efe42b2a581d8497c0c6e97e55f61dddc3a3702e8d11d281aa6cc82f1c7944b7fa58154ddb75ac7b17ef25408be34a533e1cc1b6c5f817543a1dbe9c15dd82f4742d8318ef9977a06d786a14b9784252a1cf576a85d6496ea158e9299c09093c0ddf840401a22353d05383341fa8388c868c8337c90dbf494c881730f1f4e2420937b1", 0xba}], 0x1, &(0x7f00000002c0)=[@cred={{0x1c, 0x1, 0x2, {r1}}}, @cred={{0x1c, 0x1, 0x2, {r1, 0x0, 0xee01}}}], 0x40, 0x24048814}}, {{0x0, 0x0, &(0x7f0000000b40)=[{&(0x7f0000000840)="7ee0255692350f13f34ceb0d2f3e6d4893ad62894f30a1b018fdcd7eea61eed31750537752647650be017bc77da704ba1f69fc5227f6e99e920fbf367e42d28d313c3fc21ea04bcc1ab834226665db6a38dc2d7835573d634a24217b6fe63a9afc961f9597d8d2f3c8881b6a564a79c7fe9b60fbbcfd62221022b45c1b32fabc82161d6196fbf768d1eaa780e3d8df80d21e2f221f51d4083297d0388acb557dbf441f255c1af96b01124284ddef5a252fe3008461764264b631cae2ae", 0xbd}, {&(0x7f0000000940)="aaf0a13237e98477da52b9434649c0fc5cc05a188a5a3c44aaf4f2850418371e43254e7ab50d7b1683cad9349754a9254e952f77022eeefeceb9642d6b6ac5cb8216df16bf7e345b79", 0x49}, {&(0x7f00000009c0)="c2ba1a8f103167e31669bbc62727a7d88ea2239c556d88d8df86096cb95c8c4793943ce22a4bac39f63be65300706d34a0fdee505935d98647adb83416a101ab672c63d1da216cf2d2cb712222b539e36431f457cba73fee458f10d263b1043ce4bd4de92f6722124e346eb6e5981e7dfcca52a2f5b68420a3c0be07480a593ef6c4fa5cc1cd9fc168eec433e7f7662e22a70ce73820f9bc5968a9ac2515208ddb3b2b925df94ebcaf2d00629a61200ed0ef43b545086990498fcfc5d4d1f98d1add4fe673d5aee46a8ad2a95a3a15a58ffd75ad2de31fa0dfcae0957e859cdb6e419674426c62d9ae5a636e3a80", 0xee}, {&(0x7f0000000ac0)="915d48fa35bb4f12d70be9ea71295925f8bf27b1e5775c4eface241a85a108c2410a63d8c161b380ebf76b472c5211c7787943e756326cd224e95464fbcc73605a54d684b7d6603ce636808128ece9fb8097a2", 0x53}, {0x0}], 0x5, &(0x7f0000002e00)=[@cred={{0x1c, 0x1, 0x2, {0x0, 0xffffffffffffffff, 0xee00}}}, @cred={{0x1c}}, @rights={{0x2c, 0x1, 0x1, [0xffffffffffffffff, 0xffffffffffffffff, r0, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, r4]}}, @rights={{0x24, 0x1, 0x1, [r5, 0xffffffffffffffff, 0xffffffffffffffff, r4, 0xffffffffffffffff]}}], 0x98, 0x24040040}}, {{0x0, 0x0, &(0x7f0000004100)=[{&(0x7f0000002f40)="637b067f6f99f10cf92d46aea478a379b64f74b6cc226ea87ae4dfcade98f00ffff419239b1e5237e29c77babd53b768c6ad1b737bf908e1e321d457952a3d0c6c559a4af90c74640ba975989271cb01056ac475238d05c8e74b936a6e4ca95e6ce834a82b06d98646a42526ecee1d75934e011ad16d", 0x76}, {&(0x7f0000002fc0)}, {0x0}, {&(0x7f00000040c0)="7886974179698d4c40ac77ac1e2aa4298505fe54b89e5b20ee2cb5b2e216", 0x1e}], 0x4, 0x0, 0x0, 0x40048c4}}, {{0x0, 0x0, 0x0, 0x0, &(0x7f0000005440)=[@cred={{0x1c}}], 0x20, 0x10}}, {{0x0, 0x0, &(0x7f00000086c0)=[{&(0x7f0000005500)="21e6f39df30227ba9da9edf4a1f3dfe4cf9433853b7022b246949a6e1c5f12be85c3be82d6921d2640dc82d7937e97126c908bf8393f5ad7aabee741c17d02348df77176be6403bbb6fcd79958cb855cf37a20081da66ebba8930691bfda12342a802016e42c7fc3204f97ea62b87dfc808df3498dd7ce696710196c56f36bbd9f2367a3bde9faa65c4f4466c5cc3d8f329e9e1657e6fa8cea232ce8e78d9df7e70ae82d463fdec63aec8ffac4b443b8c1", 0xb1}, {&(0x7f0000005680)="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", 0x575}, {&(0x7f0000006680)}, {0x0}, {&(0x7f0000008680)="7dbebf4cac6e576dc6327f72820ef4", 0xf}], 0x5, &(0x7f0000008740)=[@rights={{0x14, 0x1, 0x1, [r0]}}, @rights={{0x24, 0x1, 0x1, [0xffffffffffffffff, r0, 0xffffffffffffffff, r4, r5]}}, @rights={{0x18, 0x1, 0x1, [r4, 0xffffffffffffffff]}}], 0x58, 0x20040040}}], 0x5, 0x40000) r6 = openat$loop_ctrl(0xffffff9c, &(0x7f0000000040), 0x0, 0x0) sendmsg$nl_route(r5, &(0x7f0000000300)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x200}, 0xc, 0x0, 0x1, 0x0, 0x0, 0x4000004}, 0x8010) ioctl$LOOP_CTL_ADD(r6, 0x4c80, 0x0) (fail_nth: 21) ioctl$LOOP_CTL_REMOVE(r6, 0x4c81, 0x0) r7 = creat(&(0x7f0000000240)='./file0\x00', 0x0) fallocate(r7, 0x100000011, 0x0, 0x2811fdff) [ 1812.422170][T32070] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 1812.430436][T32070] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 1812.438711][T32070] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 1812.447490][T32070] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 1812.455436][T32070] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 1812.463678][T32070] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 1812.471412][T32070] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 1812.494688][T32070] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 1812.503616][T32070] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 1812.512586][T32070] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 1812.520797][T32070] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 1812.529655][T32070] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 1812.539233][T32070] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 1812.547563][T32070] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 1812.556075][T32070] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 1812.570884][T32070] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 1812.585502][T32070] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 1812.600142][T32070] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 1812.649893][T22876] FAULT_INJECTION: forcing a failure. [ 1812.649893][T22876] name failslab, interval 1, probability 0, space 0, times 0 [ 1812.662656][T22876] CPU: 1 PID: 22876 Comm: syz-executor.3 Not tainted 5.10.160-syzkaller-01321-g003c389455eb #0 [ 1812.672968][T22876] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 1812.682997][T22876] Call Trace: [ 1812.686269][T22876] dump_stack_lvl+0x1e2/0x24b [ 1812.690922][T22876] ? bfq_pos_tree_add_move+0x43e/0x43e [ 1812.696355][T22876] dump_stack+0x15/0x17 [ 1812.700487][T22876] should_fail+0x3c0/0x510 [ 1812.704884][T22876] ? blkg_alloc+0x87/0x5a0 [ 1812.709291][T22876] __should_failslab+0x9f/0xe0 [ 1812.714032][T22876] should_failslab+0x9/0x20 [ 1812.718510][T22876] kmem_cache_alloc_trace+0x3a/0x330 [ 1812.723771][T22876] ? __kasan_kmalloc+0x9/0x10 [ 1812.728423][T22876] blkg_alloc+0x87/0x5a0 [ 1812.732726][T22876] blkcg_init_queue+0x27/0x1d0 [ 1812.737465][T22876] blk_alloc_queue+0x49b/0x640 [ 1812.742203][T22876] blk_mq_init_queue+0x35/0xc0 [ 1812.746941][T22876] loop_add+0x270/0x760 [ 1812.751075][T22876] loop_control_ioctl+0x564/0x740 [ 1812.756074][T22876] ? loop_remove+0xb0/0xb0 [ 1812.760466][T22876] ? irqentry_exit+0x50/0x60 [ 1812.765030][T22876] ? sysvec_reschedule_ipi+0x84/0x160 [ 1812.770379][T22876] ? asm_sysvec_reschedule_ipi+0x12/0x20 [ 1812.775987][T22876] ? do_vfs_ioctl+0xf6/0x1a90 [ 1812.780641][T22876] ? __se_sys_ioctl+0x109/0x190 [ 1812.785468][T22876] ? loop_remove+0xb0/0xb0 [ 1812.789858][T22876] __se_sys_ioctl+0x115/0x190 [ 1812.794510][T22876] __x64_sys_ioctl+0x7b/0x90 [ 1812.799077][T22876] do_syscall_64+0x34/0x70 [ 1812.803474][T22876] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 1812.809357][T22876] RIP: 0033:0x7f0de7cfa0a9 [ 1812.813773][T22876] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 f1 19 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 1812.833369][T22876] RSP: 002b:00007f0de6a2b168 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 1812.841763][T22876] RAX: ffffffffffffffda RBX: 00007f0de7e1a120 RCX: 00007f0de7cfa0a9 [ 1812.849718][T22876] RDX: 0000000000000000 RSI: 0000000000004c80 RDI: 0000000000000008 [ 1812.857665][T22876] RBP: 00007f0de6a2b1d0 R08: 0000000000000000 R09: 0000000000000000 [ 1812.865610][T22876] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 1812.873559][T22876] R13: 00007ffd739418ef R14: 00007f0de6a2b300 R15: 0000000000022000 [ 1813.001480][T32070] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 1813.014627][T32070] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 1813.022987][T32070] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 1813.031495][T32070] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 1813.039954][T32070] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready 03:25:26 executing program 4: ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, 0x0) openat$hwrng(0xffffffffffffff9c, 0x0, 0x0, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) open(0x0, 0x0, 0x0) open(0x0, 0x0, 0x0) syz_open_procfs(0x0, 0x0) syz_genetlink_get_family_id$ipvs(0x0, 0xffffffffffffffff) r1 = socket$netlink(0x10, 0x3, 0x0) sendmsg$netlink(r1, &(0x7f0000006440)={0x0, 0x0, &(0x7f00000063c0)=[{&(0x7f0000000600)={0x34, 0x10, 0x1, 0x0, 0x0, "", [@typed={0x8, 0x0, 0x0, 0x0, @u32}, @typed={0x8, 0x0, 0x0, 0x0, @uid}, @typed={0x14, 0x1b, 0x0, 0x0, @ipv6=@loopback={0x21}}]}, 0x34}], 0x1}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x50000000, &(0x7f0000000240)={&(0x7f0000000180)=@newlink={0x37fe0, 0x10, 0x801, 0x0, 0x0, {0x0, 0x0, 0x10, 0x0, 0xa8d}, [@IFLA_GROUP={0x8}]}, 0x28}}, 0x0) [ 1813.048085][T32070] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 1813.056276][T32070] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 1813.064608][T32070] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 1813.072623][T32070] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready 03:25:26 executing program 1: open(0x0, 0x0, 0x0) r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$netlink(r0, &(0x7f0000006440)={0x0, 0x0, &(0x7f00000063c0)=[{&(0x7f0000000600)={0x34, 0x10, 0x1, 0x0, 0x0, "", [@typed={0x8, 0x0, 0x0, 0x0, @u32}, @typed={0x8, 0x0, 0x0, 0x0, @uid}, @typed={0x14, 0x1b, 0x0, 0x0, @ipv6=@loopback={0x21}}]}, 0x34}], 0x1}, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000140)={0x0, 0x50000002, &(0x7f0000000240)={&(0x7f0000000180)=@newlink={0x28, 0x10, 0x801, 0x0, 0x0, {0x0, 0x0, 0x10, 0x0, 0xa8d}, [@IFLA_GROUP={0x8}]}, 0x28}}, 0x0) [ 1813.097383][T22860] bridge0: port 2(bridge_slave_1) entered disabled state [ 1813.104465][T22860] bridge0: port 1(bridge_slave_0) entered disabled state [ 1813.130233][T22865] bridge0: port 2(bridge_slave_1) entered disabled state [ 1813.137554][T22865] bridge0: port 1(bridge_slave_0) entered disabled state [ 1813.168996][T22866] bridge0: port 1(bridge_slave_0) entered blocking state [ 1813.176054][T22866] bridge0: port 1(bridge_slave_0) entered forwarding state [ 1813.184350][T22866] bridge0: port 2(bridge_slave_1) entered blocking state [ 1813.191418][T22866] bridge0: port 2(bridge_slave_1) entered forwarding state 03:25:26 executing program 2: socket$nl_route(0x10, 0x3, 0x0) socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={0x0}}, 0x0) r0 = bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f0000000200)={0x18, 0x4, &(0x7f00000002c0)=ANY=[@ANYBLOB="18010000000000000000000000000000850000006d00000095"], &(0x7f0000000100)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, 0x2, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0}, 0x80) bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f0000000080)={&(0x7f0000000000)='sched_switch\x00', r0}, 0x10) ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, 0x0) socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(0xffffffffffffffff, 0x0, 0x0) openat$hwrng(0xffffffffffffff9c, &(0x7f00000001c0), 0x0, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) sendmsg$netlink(r1, &(0x7f0000006440)={0x0, 0x40000000, &(0x7f00000063c0)=[{&(0x7f0000000600)={0x34, 0x10, 0x1, 0x0, 0x0, "", [@typed={0x8, 0x0, 0x0, 0x0, @u32}, @typed={0x8, 0x0, 0x0, 0x0, @uid}, @typed={0x14, 0x1b, 0x0, 0x0, @ipv6=@loopback={0x21}}]}, 0x34}], 0x1}, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000140)={0x0, 0x50000000, &(0x7f0000000240)={&(0x7f0000000180)=@newlink={0x28, 0x10, 0x801, 0x0, 0x0, {0x0, 0x0, 0x10, 0x0, 0xa8d}, [@IFLA_GROUP={0x8}]}, 0x28}}, 0x0) 03:25:26 executing program 0: sendmsg$nl_route(0xffffffffffffffff, 0x0, 0x0) socket$netlink(0x10, 0x3, 0x0) openat$hwrng(0xffffffffffffff9c, 0x0, 0x0, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) sendmsg$netlink(r1, &(0x7f0000006440)={0x0, 0x0, &(0x7f00000063c0)=[{&(0x7f0000000600)={0x34, 0x10, 0x1, 0x0, 0x0, "", [@typed={0x8, 0x0, 0x0, 0x0, @u32}, @typed={0x8, 0x0, 0x0, 0x0, @uid}, @typed={0x14, 0x1b, 0x0, 0x0, @ipv6=@loopback={0x21}}]}, 0x34}], 0x1}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x50000000, &(0x7f0000000240)={&(0x7f0000000180)=@newlink={0xf, 0x10, 0x801, 0x0, 0x0, {0x0, 0x0, 0x10, 0x0, 0xa8d}, [@IFLA_GROUP={0x8}]}, 0x28}}, 0x0) [ 1813.214790][T22870] bridge0: port 2(bridge_slave_1) entered disabled state [ 1813.221916][T22870] bridge0: port 1(bridge_slave_0) entered disabled state [ 1813.258240][T22872] bridge0: port 1(bridge_slave_0) entered blocking state 03:25:26 executing program 4: ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, 0x0) openat$hwrng(0xffffffffffffff9c, 0x0, 0x0, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) open(0x0, 0x0, 0x0) open(0x0, 0x0, 0x0) syz_open_procfs(0x0, 0x0) syz_genetlink_get_family_id$ipvs(0x0, 0xffffffffffffffff) r1 = socket$netlink(0x10, 0x3, 0x0) sendmsg$netlink(r1, &(0x7f0000006440)={0x0, 0x0, &(0x7f00000063c0)=[{&(0x7f0000000600)={0x34, 0x10, 0x1, 0x0, 0x0, "", [@typed={0x8, 0x0, 0x0, 0x0, @u32}, @typed={0x8, 0x0, 0x0, 0x0, @uid}, @typed={0x14, 0x1b, 0x0, 0x0, @ipv6=@loopback={0x21}}]}, 0x34}], 0x1}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x50000000, &(0x7f0000000240)={&(0x7f0000000180)=@newlink={0x200001a8, 0x10, 0x801, 0x0, 0x0, {0x0, 0x0, 0x10, 0x0, 0xa8d}, [@IFLA_GROUP={0x8}]}, 0x28}}, 0x0) 03:25:26 executing program 5: r0 = socket$nl_route(0x10, 0x3, 0x0) open(0x0, 0x0, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) sendmsg$netlink(r1, &(0x7f0000006440)={0x0, 0x0, &(0x7f00000063c0)=[{&(0x7f0000000600)={0x34, 0x10, 0x1, 0x0, 0x0, "", [@typed={0x8, 0x0, 0x0, 0x0, @u32}, @typed={0x8, 0x0, 0x0, 0x0, @uid}, @typed={0x14, 0x1b, 0x0, 0x0, @ipv6=@loopback={0x21}}]}, 0x34}], 0x1}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x50000000, &(0x7f0000000240)={&(0x7f0000000180)=@newlink={0x28, 0x10, 0x801, 0xffffffef, 0x0, {0x0, 0x0, 0x10, 0x0, 0xa8d}, [@IFLA_GROUP={0x8}]}, 0x28}}, 0x0) [ 1813.265318][T22872] bridge0: port 1(bridge_slave_0) entered forwarding state [ 1813.273808][T22872] bridge0: port 2(bridge_slave_1) entered blocking state [ 1813.280855][T22872] bridge0: port 2(bridge_slave_1) entered forwarding state [ 1813.297544][T32070] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 1813.305194][T32070] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready 03:25:26 executing program 3: bpf$ENABLE_STATS(0x20, 0x0, 0x0) r0 = openat$kvm(0xffffffffffffff9c, 0x0, 0x0, 0x0) prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r1 = getpid() sched_setaffinity(0x0, 0x8, &(0x7f0000000240)=0x2) sched_setscheduler(r1, 0x2, &(0x7f0000000200)=0x4) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) connect$unix(r2, &(0x7f0000000180)=@abs, 0x6e) sendmmsg$unix(r3, &(0x7f00000bd000), 0x318, 0x0) recvmmsg(r2, &(0x7f00000000c0), 0x10106, 0x2, 0x0) r4 = bpf$PROG_LOAD(0x5, &(0x7f0000000440)={0x11, 0x6, &(0x7f00000004c0)=ANY=[@ANYBLOB="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"/608], &(0x7f0000000080)='GPL\x00', 0x5, 0x29e, &(0x7f000000cf3d)=""/195, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x6, 0x0, 0x0, 0x10, 0x0}, 0x70) prlimit64(r1, 0x0, &(0x7f0000000000)={0x7, 0x10000}, &(0x7f0000000400)) ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r5 = bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f00000000c0)={&(0x7f0000000080)='sched_switch\x00', r4}, 0x10) sendmmsg$unix(0xffffffffffffffff, &(0x7f00000087c0)=[{{0x0, 0x0, &(0x7f0000000280)=[{&(0x7f0000000340)="752384037276623af5639b6a609aae05867a472736496fd7af94a6716acefbb9bb5ba16c4e0537e05042acad9a6a7c460b47b3ffe7d531efe42b2a581d8497c0c6e97e55f61dddc3a3702e8d11d281aa6cc82f1c7944b7fa58154ddb75ac7b17ef25408be34a533e1cc1b6c5f817543a1dbe9c15dd82f4742d8318ef9977a06d786a14b9784252a1cf576a85d6496ea158e9299c09093c0ddf840401a22353d05383341fa8388c868c8337c90dbf494c881730f1f4e2420937b1", 0xba}], 0x1, &(0x7f00000002c0)=[@cred={{0x1c, 0x1, 0x2, {r1}}}, @cred={{0x1c, 0x1, 0x2, {r1, 0x0, 0xee01}}}], 0x40, 0x24048814}}, {{0x0, 0x0, &(0x7f0000000b40)=[{&(0x7f0000000840)="7ee0255692350f13f34ceb0d2f3e6d4893ad62894f30a1b018fdcd7eea61eed31750537752647650be017bc77da704ba1f69fc5227f6e99e920fbf367e42d28d313c3fc21ea04bcc1ab834226665db6a38dc2d7835573d634a24217b6fe63a9afc961f9597d8d2f3c8881b6a564a79c7fe9b60fbbcfd62221022b45c1b32fabc82161d6196fbf768d1eaa780e3d8df80d21e2f221f51d4083297d0388acb557dbf441f255c1af96b01124284ddef5a252fe3008461764264b631cae2ae", 0xbd}, {&(0x7f0000000940)="aaf0a13237e98477da52b9434649c0fc5cc05a188a5a3c44aaf4f2850418371e43254e7ab50d7b1683cad9349754a9254e952f77022eeefeceb9642d6b6ac5cb8216df16bf7e345b79", 0x49}, {&(0x7f00000009c0)="c2ba1a8f103167e31669bbc62727a7d88ea2239c556d88d8df86096cb95c8c4793943ce22a4bac39f63be65300706d34a0fdee505935d98647adb83416a101ab672c63d1da216cf2d2cb712222b539e36431f457cba73fee458f10d263b1043ce4bd4de92f6722124e346eb6e5981e7dfcca52a2f5b68420a3c0be07480a593ef6c4fa5cc1cd9fc168eec433e7f7662e22a70ce73820f9bc5968a9ac2515208ddb3b2b925df94ebcaf2d00629a61200ed0ef43b545086990498fcfc5d4d1f98d1add4fe673d5aee46a8ad2a95a3a15a58ffd75ad2de31fa0dfcae0957e859cdb6e419674426c62d9ae5a636e3a80", 0xee}, {&(0x7f0000000ac0)="915d48fa35bb4f12d70be9ea71295925f8bf27b1e5775c4eface241a85a108c2410a63d8c161b380ebf76b472c5211c7787943e756326cd224e95464fbcc73605a54d684b7d6603ce636808128ece9fb8097a2", 0x53}, {0x0}], 0x5, &(0x7f0000002e00)=[@cred={{0x1c, 0x1, 0x2, {0x0, 0xffffffffffffffff, 0xee00}}}, @cred={{0x1c}}, @rights={{0x2c, 0x1, 0x1, [0xffffffffffffffff, 0xffffffffffffffff, r0, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, r4]}}, @rights={{0x24, 0x1, 0x1, [r5, 0xffffffffffffffff, 0xffffffffffffffff, r4, 0xffffffffffffffff]}}], 0x98, 0x24040040}}, {{0x0, 0x0, &(0x7f0000004100)=[{&(0x7f0000002f40)="637b067f6f99f10cf92d46aea478a379b64f74b6cc226ea87ae4dfcade98f00ffff419239b1e5237e29c77babd53b768c6ad1b737bf908e1e321d457952a3d0c6c559a4af90c74640ba975989271cb01056ac475238d05c8e74b936a6e4ca95e6ce834a82b06d98646a42526ecee1d75934e011ad16d", 0x76}, {&(0x7f0000002fc0)}, {0x0}, {&(0x7f00000040c0)="7886974179698d4c40ac77ac1e2aa4298505fe54b89e5b20ee2cb5b2e216", 0x1e}], 0x4, 0x0, 0x0, 0x40048c4}}, {{0x0, 0x0, 0x0, 0x0, &(0x7f0000005440)=[@cred={{0x1c}}], 0x20, 0x10}}, {{0x0, 0x0, &(0x7f00000086c0)=[{&(0x7f0000005500)="21e6f39df30227ba9da9edf4a1f3dfe4cf9433853b7022b246949a6e1c5f12be85c3be82d6921d2640dc82d7937e97126c908bf8393f5ad7aabee741c17d02348df77176be6403bbb6fcd79958cb855cf37a20081da66ebba8930691bfda12342a802016e42c7fc3204f97ea62b87dfc808df3498dd7ce696710196c56f36bbd9f2367a3bde9faa65c4f4466c5cc3d8f329e9e1657e6fa8cea232ce8e78d9df7e70ae82d463fdec63aec8ffac4b443b8c1", 0xb1}, {&(0x7f0000005680)="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", 0x575}, {&(0x7f0000006680)}, {0x0}, {&(0x7f0000008680)="7dbebf4cac6e576dc6327f72820ef4", 0xf}], 0x5, &(0x7f0000008740)=[@rights={{0x14, 0x1, 0x1, [r0]}}, @rights={{0x24, 0x1, 0x1, [0xffffffffffffffff, r0, 0xffffffffffffffff, r4, r5]}}, @rights={{0x18, 0x1, 0x1, [r4, 0xffffffffffffffff]}}], 0x58, 0x20040040}}], 0x5, 0x40000) r6 = openat$loop_ctrl(0xffffff9c, &(0x7f0000000040), 0x0, 0x0) sendmsg$nl_route(r5, &(0x7f0000000300)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x200}, 0xc, 0x0, 0x1, 0x0, 0x0, 0x4000004}, 0x8010) ioctl$LOOP_CTL_ADD(r6, 0x4c80, 0x0) (fail_nth: 22) ioctl$LOOP_CTL_REMOVE(r6, 0x4c81, 0x0) r7 = creat(&(0x7f0000000240)='./file0\x00', 0x0) fallocate(r7, 0x100000011, 0x0, 0x2811fdff) [ 1813.319186][T32070] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 1813.329892][T32070] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 1813.346398][T32070] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 1813.359726][T32070] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 1813.368387][T32070] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 1813.377109][T32070] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 1813.385512][T32070] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 1813.393996][T32070] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 1813.402434][T32070] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 1813.413338][T32070] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 1813.427801][T32070] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 1813.442763][T32070] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 1813.498745][T22898] FAULT_INJECTION: forcing a failure. [ 1813.498745][T22898] name failslab, interval 1, probability 0, space 0, times 0 [ 1813.511789][T22898] CPU: 1 PID: 22898 Comm: syz-executor.3 Not tainted 5.10.160-syzkaller-01321-g003c389455eb #0 [ 1813.522106][T22898] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 1813.532142][T22898] Call Trace: [ 1813.535417][T22898] dump_stack_lvl+0x1e2/0x24b [ 1813.540072][T22898] ? bfq_pos_tree_add_move+0x43e/0x43e [ 1813.545511][T22898] ? preempt_schedule_thunk+0x16/0x18 [ 1813.550860][T22898] ? find_next_bit+0xd6/0x120 [ 1813.555512][T22898] dump_stack+0x15/0x17 [ 1813.559643][T22898] should_fail+0x3c0/0x510 [ 1813.564035][T22898] ? percpu_ref_init+0xd0/0x340 [ 1813.568861][T22898] __should_failslab+0x9f/0xe0 [ 1813.573603][T22898] should_failslab+0x9/0x20 [ 1813.578367][T22898] kmem_cache_alloc_trace+0x3a/0x330 [ 1813.583631][T22898] percpu_ref_init+0xd0/0x340 [ 1813.588284][T22898] ? blk_cgroup_bio_start+0x310/0x310 [ 1813.593630][T22898] blkg_alloc+0xa4/0x5a0 [ 1813.597850][T22898] blkcg_init_queue+0x27/0x1d0 [ 1813.602588][T22898] blk_alloc_queue+0x49b/0x640 [ 1813.607327][T22898] blk_mq_init_queue+0x35/0xc0 [ 1813.612069][T22898] loop_add+0x270/0x760 [ 1813.616211][T22898] loop_control_ioctl+0x564/0x740 [ 1813.621241][T22898] ? loop_remove+0xb0/0xb0 [ 1813.625634][T22898] ? __fget_files+0x310/0x370 [ 1813.630297][T22898] ? security_file_ioctl+0xb1/0xd0 [ 1813.635384][T22898] ? loop_remove+0xb0/0xb0 [ 1813.639776][T22898] __se_sys_ioctl+0x115/0x190 [ 1813.644430][T22898] __x64_sys_ioctl+0x7b/0x90 [ 1813.649000][T22898] do_syscall_64+0x34/0x70 [ 1813.653393][T22898] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 1813.659349][T22898] RIP: 0033:0x7f0de7cfa0a9 [ 1813.663741][T22898] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 f1 19 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 1813.683361][T22898] RSP: 002b:00007f0de6a2b168 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 1813.691750][T22898] RAX: ffffffffffffffda RBX: 00007f0de7e1a120 RCX: 00007f0de7cfa0a9 [ 1813.699713][T22898] RDX: 0000000000000000 RSI: 0000000000004c80 RDI: 0000000000000008 [ 1813.707679][T22898] RBP: 00007f0de6a2b1d0 R08: 0000000000000000 R09: 0000000000000000 [ 1813.715638][T22898] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 1813.723589][T22898] R13: 00007ffd739418ef R14: 00007f0de6a2b300 R15: 0000000000022000 [ 1813.855111][T32070] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 1813.863440][T32070] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 1813.871232][T32070] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 1813.878866][T32070] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 1813.887455][T32070] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 1813.896148][T32070] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 1813.904348][T32070] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 1813.912694][T32070] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 1813.920889][T32070] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 1813.930412][T32070] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 1813.938811][T32070] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 1813.947261][T32070] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 1813.955345][T32070] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 1813.963546][T32070] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 1813.972011][T32070] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 1813.980049][T32070] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 1813.997053][T22886] bridge0: port 2(bridge_slave_1) entered disabled state 03:25:27 executing program 2: socket$nl_route(0x10, 0x3, 0x0) socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={0x0}}, 0x0) r0 = bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f0000000200)={0x18, 0x4, &(0x7f00000002c0)=ANY=[@ANYBLOB="18010000000000000000000000000000850000006d00000095"], &(0x7f0000000100)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, 0x2, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0}, 0x80) bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f0000000080)={&(0x7f0000000000)='sched_switch\x00', r0}, 0x10) ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, 0x0) socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(0xffffffffffffffff, 0x0, 0x0) openat$hwrng(0xffffffffffffff9c, &(0x7f00000001c0), 0x0, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) sendmsg$netlink(r1, &(0x7f0000006440)={0x0, 0x442700a0, &(0x7f00000063c0)=[{&(0x7f0000000600)={0x34, 0x10, 0x1, 0x0, 0x0, "", [@typed={0x8, 0x0, 0x0, 0x0, @u32}, @typed={0x8, 0x0, 0x0, 0x0, @uid}, @typed={0x14, 0x1b, 0x0, 0x0, @ipv6=@loopback={0x21}}]}, 0x34}], 0x1}, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000140)={0x0, 0x50000000, &(0x7f0000000240)={&(0x7f0000000180)=@newlink={0x28, 0x10, 0x801, 0x0, 0x0, {0x0, 0x0, 0x10, 0x0, 0xa8d}, [@IFLA_GROUP={0x8}]}, 0x28}}, 0x0) 03:25:27 executing program 1: open(0x0, 0x0, 0x0) r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$netlink(r0, &(0x7f0000006440)={0x0, 0x0, &(0x7f00000063c0)=[{&(0x7f0000000600)={0x34, 0x10, 0x1, 0x0, 0x0, "", [@typed={0x8, 0x0, 0x0, 0x0, @u32}, @typed={0x8, 0x0, 0x0, 0x0, @uid}, @typed={0x14, 0x1b, 0x0, 0x0, @ipv6=@loopback={0x21}}]}, 0x34}], 0x1}, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000140)={0x0, 0x50000002, &(0x7f0000000240)={&(0x7f0000000180)=@newlink={0x28, 0x10, 0x801, 0x0, 0x0, {0x0, 0x0, 0x10, 0x0, 0xa8d}, [@IFLA_GROUP={0x8}]}, 0x28}}, 0x0) 03:25:27 executing program 0: sendmsg$nl_route(0xffffffffffffffff, 0x0, 0x0) socket$netlink(0x10, 0x3, 0x0) openat$hwrng(0xffffffffffffff9c, 0x0, 0x0, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) sendmsg$netlink(r1, &(0x7f0000006440)={0x0, 0x0, &(0x7f00000063c0)=[{&(0x7f0000000600)={0x34, 0x10, 0x1, 0x0, 0x0, "", [@typed={0x8, 0x0, 0x0, 0x0, @u32}, @typed={0x8, 0x0, 0x0, 0x0, @uid}, @typed={0x14, 0x1b, 0x0, 0x0, @ipv6=@loopback={0x21}}]}, 0x34}], 0x1}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x50000000, &(0x7f0000000240)={&(0x7f0000000180)=@newlink={0x10, 0x10, 0x801, 0x0, 0x0, {0x0, 0x0, 0x10, 0x0, 0xa8d}, [@IFLA_GROUP={0x8}]}, 0x28}}, 0x0) 03:25:27 executing program 4: ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, 0x0) openat$hwrng(0xffffffffffffff9c, 0x0, 0x0, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) open(0x0, 0x0, 0x0) open(0x0, 0x0, 0x0) syz_open_procfs(0x0, 0x0) syz_genetlink_get_family_id$ipvs(0x0, 0xffffffffffffffff) r1 = socket$netlink(0x10, 0x3, 0x0) sendmsg$netlink(r1, &(0x7f0000006440)={0x0, 0x0, &(0x7f00000063c0)=[{&(0x7f0000000600)={0x34, 0x10, 0x1, 0x0, 0x0, "", [@typed={0x8, 0x0, 0x0, 0x0, @u32}, @typed={0x8, 0x0, 0x0, 0x0, @uid}, @typed={0x14, 0x1b, 0x0, 0x0, @ipv6=@loopback={0x21}}]}, 0x34}], 0x1}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x50000000, &(0x7f0000000240)={&(0x7f0000000180)=@newlink={0x7ffff000, 0x10, 0x801, 0x0, 0x0, {0x0, 0x0, 0x10, 0x0, 0xa8d}, [@IFLA_GROUP={0x8}]}, 0x28}}, 0x0) [ 1814.004182][T22886] bridge0: port 1(bridge_slave_0) entered disabled state [ 1814.037982][T22892] bridge0: port 2(bridge_slave_1) entered disabled state [ 1814.045098][T22892] bridge0: port 1(bridge_slave_0) entered disabled state [ 1814.087028][T22895] bridge0: port 1(bridge_slave_0) entered blocking state [ 1814.094070][T22895] bridge0: port 1(bridge_slave_0) entered forwarding state [ 1814.103531][T22895] bridge0: port 2(bridge_slave_1) entered blocking state [ 1814.110578][T22895] bridge0: port 2(bridge_slave_1) entered forwarding state [ 1814.124906][ T7875] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready 03:25:27 executing program 2: socket$nl_route(0x10, 0x3, 0x0) socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={0x0}}, 0x0) r0 = bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f0000000200)={0x18, 0x4, &(0x7f00000002c0)=ANY=[@ANYBLOB="18010000000000000000000000000000850000006d00000095"], &(0x7f0000000100)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, 0x2, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0}, 0x80) bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f0000000080)={&(0x7f0000000000)='sched_switch\x00', r0}, 0x10) ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, 0x0) socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(0xffffffffffffffff, 0x0, 0x0) openat$hwrng(0xffffffffffffff9c, &(0x7f00000001c0), 0x0, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) sendmsg$netlink(r1, &(0x7f0000006440)={0x0, 0x9effffff, &(0x7f00000063c0)=[{&(0x7f0000000600)={0x34, 0x10, 0x1, 0x0, 0x0, "", [@typed={0x8, 0x0, 0x0, 0x0, @u32}, @typed={0x8, 0x0, 0x0, 0x0, @uid}, @typed={0x14, 0x1b, 0x0, 0x0, @ipv6=@loopback={0x21}}]}, 0x34}], 0x1}, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000140)={0x0, 0x50000000, &(0x7f0000000240)={&(0x7f0000000180)=@newlink={0x28, 0x10, 0x801, 0x0, 0x0, {0x0, 0x0, 0x10, 0x0, 0xa8d}, [@IFLA_GROUP={0x8}]}, 0x28}}, 0x0) 03:25:27 executing program 5: r0 = socket$nl_route(0x10, 0x3, 0x0) open(0x0, 0x0, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) sendmsg$netlink(r1, &(0x7f0000006440)={0x0, 0x0, &(0x7f00000063c0)=[{&(0x7f0000000600)={0x34, 0x10, 0x1, 0x0, 0x0, "", [@typed={0x8, 0x0, 0x0, 0x0, @u32}, @typed={0x8, 0x0, 0x0, 0x0, @uid}, @typed={0x14, 0x1b, 0x0, 0x0, @ipv6=@loopback={0x21}}]}, 0x34}], 0x1}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x50000000, &(0x7f0000000240)={&(0x7f0000000180)=@newlink={0x28, 0x10, 0x801, 0xfffffff0, 0x0, {0x0, 0x0, 0x10, 0x0, 0xa8d}, [@IFLA_GROUP={0x8}]}, 0x28}}, 0x0) [ 1814.137800][ T7875] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 1814.149438][ T7875] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 1814.160376][ T7875] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 1814.170804][ T7875] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 1814.179034][ T7875] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready 03:25:27 executing program 3: bpf$ENABLE_STATS(0x20, 0x0, 0x0) r0 = openat$kvm(0xffffffffffffff9c, 0x0, 0x0, 0x0) prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r1 = getpid() sched_setaffinity(0x0, 0x8, &(0x7f0000000240)=0x2) sched_setscheduler(r1, 0x2, &(0x7f0000000200)=0x4) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) connect$unix(r2, &(0x7f0000000180)=@abs, 0x6e) sendmmsg$unix(r3, &(0x7f00000bd000), 0x318, 0x0) recvmmsg(r2, &(0x7f00000000c0), 0x10106, 0x2, 0x0) r4 = bpf$PROG_LOAD(0x5, &(0x7f0000000440)={0x11, 0x6, &(0x7f00000004c0)=ANY=[@ANYBLOB="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"/608], &(0x7f0000000080)='GPL\x00', 0x5, 0x29e, &(0x7f000000cf3d)=""/195, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x6, 0x0, 0x0, 0x10, 0x0}, 0x70) prlimit64(r1, 0x0, &(0x7f0000000000)={0x7, 0x10000}, &(0x7f0000000400)) ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r5 = bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f00000000c0)={&(0x7f0000000080)='sched_switch\x00', r4}, 0x10) sendmmsg$unix(0xffffffffffffffff, &(0x7f00000087c0)=[{{0x0, 0x0, &(0x7f0000000280)=[{&(0x7f0000000340)="752384037276623af5639b6a609aae05867a472736496fd7af94a6716acefbb9bb5ba16c4e0537e05042acad9a6a7c460b47b3ffe7d531efe42b2a581d8497c0c6e97e55f61dddc3a3702e8d11d281aa6cc82f1c7944b7fa58154ddb75ac7b17ef25408be34a533e1cc1b6c5f817543a1dbe9c15dd82f4742d8318ef9977a06d786a14b9784252a1cf576a85d6496ea158e9299c09093c0ddf840401a22353d05383341fa8388c868c8337c90dbf494c881730f1f4e2420937b1", 0xba}], 0x1, &(0x7f00000002c0)=[@cred={{0x1c, 0x1, 0x2, {r1}}}, @cred={{0x1c, 0x1, 0x2, {r1, 0x0, 0xee01}}}], 0x40, 0x24048814}}, {{0x0, 0x0, &(0x7f0000000b40)=[{&(0x7f0000000840)="7ee0255692350f13f34ceb0d2f3e6d4893ad62894f30a1b018fdcd7eea61eed31750537752647650be017bc77da704ba1f69fc5227f6e99e920fbf367e42d28d313c3fc21ea04bcc1ab834226665db6a38dc2d7835573d634a24217b6fe63a9afc961f9597d8d2f3c8881b6a564a79c7fe9b60fbbcfd62221022b45c1b32fabc82161d6196fbf768d1eaa780e3d8df80d21e2f221f51d4083297d0388acb557dbf441f255c1af96b01124284ddef5a252fe3008461764264b631cae2ae", 0xbd}, {&(0x7f0000000940)="aaf0a13237e98477da52b9434649c0fc5cc05a188a5a3c44aaf4f2850418371e43254e7ab50d7b1683cad9349754a9254e952f77022eeefeceb9642d6b6ac5cb8216df16bf7e345b79", 0x49}, {&(0x7f00000009c0)="c2ba1a8f103167e31669bbc62727a7d88ea2239c556d88d8df86096cb95c8c4793943ce22a4bac39f63be65300706d34a0fdee505935d98647adb83416a101ab672c63d1da216cf2d2cb712222b539e36431f457cba73fee458f10d263b1043ce4bd4de92f6722124e346eb6e5981e7dfcca52a2f5b68420a3c0be07480a593ef6c4fa5cc1cd9fc168eec433e7f7662e22a70ce73820f9bc5968a9ac2515208ddb3b2b925df94ebcaf2d00629a61200ed0ef43b545086990498fcfc5d4d1f98d1add4fe673d5aee46a8ad2a95a3a15a58ffd75ad2de31fa0dfcae0957e859cdb6e419674426c62d9ae5a636e3a80", 0xee}, {&(0x7f0000000ac0)="915d48fa35bb4f12d70be9ea71295925f8bf27b1e5775c4eface241a85a108c2410a63d8c161b380ebf76b472c5211c7787943e756326cd224e95464fbcc73605a54d684b7d6603ce636808128ece9fb8097a2", 0x53}, {0x0}], 0x5, &(0x7f0000002e00)=[@cred={{0x1c, 0x1, 0x2, {0x0, 0xffffffffffffffff, 0xee00}}}, @cred={{0x1c}}, @rights={{0x2c, 0x1, 0x1, [0xffffffffffffffff, 0xffffffffffffffff, r0, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, r4]}}, @rights={{0x24, 0x1, 0x1, [r5, 0xffffffffffffffff, 0xffffffffffffffff, r4, 0xffffffffffffffff]}}], 0x98, 0x24040040}}, {{0x0, 0x0, &(0x7f0000004100)=[{&(0x7f0000002f40)="637b067f6f99f10cf92d46aea478a379b64f74b6cc226ea87ae4dfcade98f00ffff419239b1e5237e29c77babd53b768c6ad1b737bf908e1e321d457952a3d0c6c559a4af90c74640ba975989271cb01056ac475238d05c8e74b936a6e4ca95e6ce834a82b06d98646a42526ecee1d75934e011ad16d", 0x76}, {&(0x7f0000002fc0)}, {0x0}, {&(0x7f00000040c0)="7886974179698d4c40ac77ac1e2aa4298505fe54b89e5b20ee2cb5b2e216", 0x1e}], 0x4, 0x0, 0x0, 0x40048c4}}, {{0x0, 0x0, 0x0, 0x0, &(0x7f0000005440)=[@cred={{0x1c}}], 0x20, 0x10}}, {{0x0, 0x0, &(0x7f00000086c0)=[{&(0x7f0000005500)="21e6f39df30227ba9da9edf4a1f3dfe4cf9433853b7022b246949a6e1c5f12be85c3be82d6921d2640dc82d7937e97126c908bf8393f5ad7aabee741c17d02348df77176be6403bbb6fcd79958cb855cf37a20081da66ebba8930691bfda12342a802016e42c7fc3204f97ea62b87dfc808df3498dd7ce696710196c56f36bbd9f2367a3bde9faa65c4f4466c5cc3d8f329e9e1657e6fa8cea232ce8e78d9df7e70ae82d463fdec63aec8ffac4b443b8c1", 0xb1}, {&(0x7f0000005680)="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", 0x575}, {&(0x7f0000006680)}, {0x0}, {&(0x7f0000008680)="7dbebf4cac6e576dc6327f72820ef4", 0xf}], 0x5, &(0x7f0000008740)=[@rights={{0x14, 0x1, 0x1, [r0]}}, @rights={{0x24, 0x1, 0x1, [0xffffffffffffffff, r0, 0xffffffffffffffff, r4, r5]}}, @rights={{0x18, 0x1, 0x1, [r4, 0xffffffffffffffff]}}], 0x58, 0x20040040}}], 0x5, 0x40000) r6 = openat$loop_ctrl(0xffffff9c, &(0x7f0000000040), 0x0, 0x0) sendmsg$nl_route(r5, &(0x7f0000000300)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x200}, 0xc, 0x0, 0x1, 0x0, 0x0, 0x4000004}, 0x8010) ioctl$LOOP_CTL_ADD(r6, 0x4c80, 0x0) (fail_nth: 23) ioctl$LOOP_CTL_REMOVE(r6, 0x4c81, 0x0) r7 = creat(&(0x7f0000000240)='./file0\x00', 0x0) fallocate(r7, 0x100000011, 0x0, 0x2811fdff) [ 1814.187398][ T7875] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 1814.205301][ T7875] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 1814.213586][ T7875] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 1814.224056][ T7875] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 1814.232449][ T7875] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 1814.240800][ T7875] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 1814.249081][ T7875] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 1814.257515][ T7875] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 1814.265538][ T7875] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 1814.365929][T22920] FAULT_INJECTION: forcing a failure. [ 1814.365929][T22920] name failslab, interval 1, probability 0, space 0, times 0 [ 1814.378804][T22920] CPU: 1 PID: 22920 Comm: syz-executor.3 Not tainted 5.10.160-syzkaller-01321-g003c389455eb #0 [ 1814.389107][T22920] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 1814.399142][T22920] Call Trace: [ 1814.402415][T22920] dump_stack_lvl+0x1e2/0x24b [ 1814.407071][T22920] ? asm_sysvec_reschedule_ipi+0x12/0x20 [ 1814.412690][T22920] ? bfq_pos_tree_add_move+0x43e/0x43e [ 1814.418138][T22920] ? dump_stack+0x9/0x17 [ 1814.422405][T22920] dump_stack+0x15/0x17 [ 1814.426539][T22920] should_fail+0x3c0/0x510 [ 1814.430932][T22920] ? blk_stat_alloc_callback+0x60/0x210 [ 1814.436548][T22920] __should_failslab+0x9f/0xe0 [ 1814.441285][T22920] should_failslab+0x9/0x20 [ 1814.446023][T22920] kmem_cache_alloc_trace+0x3a/0x330 [ 1814.451284][T22920] ? schedule_preempt_disabled+0x20/0x20 [ 1814.456892][T22920] ? asm_sysvec_reschedule_ipi+0x12/0x20 [ 1814.462505][T22920] ? blk_mq_poll_stats_fn+0x130/0x130 [ 1814.467851][T22920] blk_stat_alloc_callback+0x60/0x210 [ 1814.473196][T22920] ? blk_mq_free_tag_set+0x690/0x690 [ 1814.478458][T22920] blk_mq_init_allocated_queue+0x8f/0x1a30 [ 1814.484239][T22920] ? blk_set_default_limits+0x17b/0x410 [ 1814.489763][T22920] ? blk_alloc_queue+0x574/0x640 [ 1814.494679][T22920] blk_mq_init_queue+0x6c/0xc0 [ 1814.499420][T22920] loop_add+0x270/0x760 [ 1814.503554][T22920] loop_control_ioctl+0x564/0x740 [ 1814.508555][T22920] ? loop_remove+0xb0/0xb0 [ 1814.512957][T22920] ? __fget_files+0x310/0x370 [ 1814.517613][T22920] ? security_file_ioctl+0xb1/0xd0 [ 1814.522700][T22920] ? loop_remove+0xb0/0xb0 [ 1814.527105][T22920] __se_sys_ioctl+0x115/0x190 [ 1814.531784][T22920] __x64_sys_ioctl+0x7b/0x90 [ 1814.536370][T22920] do_syscall_64+0x34/0x70 [ 1814.540778][T22920] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 1814.546674][T22920] RIP: 0033:0x7f0de7cfa0a9 [ 1814.551076][T22920] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 f1 19 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 1814.570743][T22920] RSP: 002b:00007f0de6a2b168 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 1814.579133][T22920] RAX: ffffffffffffffda RBX: 00007f0de7e1a120 RCX: 00007f0de7cfa0a9 [ 1814.587093][T22920] RDX: 0000000000000000 RSI: 0000000000004c80 RDI: 0000000000000008 [ 1814.595041][T22920] RBP: 00007f0de6a2b1d0 R08: 0000000000000000 R09: 0000000000000000 [ 1814.602989][T22920] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 1814.610936][T22920] R13: 00007ffd739418ef R14: 00007f0de6a2b300 R15: 0000000000022000 03:25:28 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) open(0x0, 0x0, 0x0) socket$netlink(0x10, 0x3, 0x0) sendmsg$netlink(0xffffffffffffffff, &(0x7f0000006440)={0x0, 0x0, &(0x7f00000063c0)=[{&(0x7f0000000600)={0x34, 0x10, 0x1, 0x0, 0x0, "", [@typed={0x8, 0x0, 0x0, 0x0, @u32}, @typed={0x8, 0x0, 0x0, 0x0, @uid}, @typed={0x14, 0x1b, 0x0, 0x0, @ipv6=@loopback={0x21}}]}, 0x34}], 0x1}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x50000002, &(0x7f0000000240)={&(0x7f0000000180)=@newlink={0x28, 0x10, 0x801, 0x0, 0x0, {0x0, 0x0, 0x10, 0x0, 0xa8d}, [@IFLA_GROUP={0x8}]}, 0x28}}, 0x0) 03:25:28 executing program 4: ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, 0x0) openat$hwrng(0xffffffffffffff9c, 0x0, 0x0, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) open(0x0, 0x0, 0x0) open(0x0, 0x0, 0x0) syz_open_procfs(0x0, 0x0) syz_genetlink_get_family_id$ipvs(0x0, 0xffffffffffffffff) r1 = socket$netlink(0x10, 0x3, 0x0) sendmsg$netlink(r1, &(0x7f0000006440)={0x0, 0x0, &(0x7f00000063c0)=[{&(0x7f0000000600)={0x34, 0x10, 0x1, 0x0, 0x0, "", [@typed={0x8, 0x0, 0x0, 0x0, @u32}, @typed={0x8, 0x0, 0x0, 0x0, @uid}, @typed={0x14, 0x1b, 0x0, 0x0, @ipv6=@loopback={0x21}}]}, 0x34}], 0x1}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x50000000, &(0x7f0000000240)={&(0x7f0000000180)=@newlink={0x28, 0x18, 0x801, 0x0, 0x0, {0x0, 0x0, 0x10, 0x0, 0xa8d}, [@IFLA_GROUP={0x8}]}, 0x28}}, 0x0) 03:25:28 executing program 2: socket$nl_route(0x10, 0x3, 0x0) socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={0x0}}, 0x0) r0 = bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f0000000200)={0x18, 0x4, &(0x7f00000002c0)=ANY=[@ANYBLOB="18010000000000000000000000000000850000006d00000095"], &(0x7f0000000100)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, 0x2, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0}, 0x80) bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f0000000080)={&(0x7f0000000000)='sched_switch\x00', r0}, 0x10) ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, 0x0) socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(0xffffffffffffffff, 0x0, 0x0) openat$hwrng(0xffffffffffffff9c, &(0x7f00000001c0), 0x0, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) sendmsg$netlink(r1, &(0x7f0000006440)={0x0, 0xa0002744, &(0x7f00000063c0)=[{&(0x7f0000000600)={0x34, 0x10, 0x1, 0x0, 0x0, "", [@typed={0x8, 0x0, 0x0, 0x0, @u32}, @typed={0x8, 0x0, 0x0, 0x0, @uid}, @typed={0x14, 0x1b, 0x0, 0x0, @ipv6=@loopback={0x21}}]}, 0x34}], 0x1}, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000140)={0x0, 0x50000000, &(0x7f0000000240)={&(0x7f0000000180)=@newlink={0x28, 0x10, 0x801, 0x0, 0x0, {0x0, 0x0, 0x10, 0x0, 0xa8d}, [@IFLA_GROUP={0x8}]}, 0x28}}, 0x0) 03:25:28 executing program 0: sendmsg$nl_route(0xffffffffffffffff, 0x0, 0x0) socket$netlink(0x10, 0x3, 0x0) openat$hwrng(0xffffffffffffff9c, 0x0, 0x0, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) sendmsg$netlink(r1, &(0x7f0000006440)={0x0, 0x0, &(0x7f00000063c0)=[{&(0x7f0000000600)={0x34, 0x10, 0x1, 0x0, 0x0, "", [@typed={0x8, 0x0, 0x0, 0x0, @u32}, @typed={0x8, 0x0, 0x0, 0x0, @uid}, @typed={0x14, 0x1b, 0x0, 0x0, @ipv6=@loopback={0x21}}]}, 0x34}], 0x1}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x50000000, &(0x7f0000000240)={&(0x7f0000000180)=@newlink={0xe80, 0x10, 0x801, 0x0, 0x0, {0x0, 0x0, 0x10, 0x0, 0xa8d}, [@IFLA_GROUP={0x8}]}, 0x28}}, 0x0) [ 1814.797774][T22914] bridge0: port 2(bridge_slave_1) entered disabled state [ 1814.804873][T22914] bridge0: port 1(bridge_slave_0) entered disabled state [ 1814.835217][T22918] bridge0: port 1(bridge_slave_0) entered blocking state 03:25:28 executing program 5: r0 = socket$nl_route(0x10, 0x3, 0x0) open(0x0, 0x0, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) sendmsg$netlink(r1, &(0x7f0000006440)={0x0, 0x0, &(0x7f00000063c0)=[{&(0x7f0000000600)={0x34, 0x10, 0x1, 0x0, 0x0, "", [@typed={0x8, 0x0, 0x0, 0x0, @u32}, @typed={0x8, 0x0, 0x0, 0x0, @uid}, @typed={0x14, 0x1b, 0x0, 0x0, @ipv6=@loopback={0x21}}]}, 0x34}], 0x1}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x50000000, &(0x7f0000000240)={&(0x7f0000000180)=@newlink={0x28, 0x10, 0x801, 0xfffffffd, 0x0, {0x0, 0x0, 0x10, 0x0, 0xa8d}, [@IFLA_GROUP={0x8}]}, 0x28}}, 0x0) [ 1814.842367][T22918] bridge0: port 1(bridge_slave_0) entered forwarding state [ 1814.850947][T22918] bridge0: port 2(bridge_slave_1) entered blocking state [ 1814.858028][T22918] bridge0: port 2(bridge_slave_1) entered forwarding state [ 1814.873545][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 1814.882558][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 1814.891208][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 1814.899787][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 1814.908690][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 1814.916974][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 1814.925234][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 1814.933547][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 1814.941896][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 1814.950487][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 1814.958987][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 1814.967332][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 1814.976062][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 1814.984451][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready 03:25:28 executing program 0: sendmsg$nl_route(0xffffffffffffffff, 0x0, 0x0) socket$netlink(0x10, 0x3, 0x0) openat$hwrng(0xffffffffffffff9c, 0x0, 0x0, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) sendmsg$netlink(r1, &(0x7f0000006440)={0x0, 0x0, &(0x7f00000063c0)=[{&(0x7f0000000600)={0x34, 0x10, 0x1, 0x0, 0x0, "", [@typed={0x8, 0x0, 0x0, 0x0, @u32}, @typed={0x8, 0x0, 0x0, 0x0, @uid}, @typed={0x14, 0x1b, 0x0, 0x0, @ipv6=@loopback={0x21}}]}, 0x34}], 0x1}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x50000000, &(0x7f0000000240)={&(0x7f0000000180)=@newlink={0x37fe0, 0x10, 0x801, 0x0, 0x0, {0x0, 0x0, 0x10, 0x0, 0xa8d}, [@IFLA_GROUP={0x8}]}, 0x28}}, 0x0) [ 1814.992435][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 1815.000689][T22926] validate_nla: 18 callbacks suppressed [ 1815.000695][T22926] netlink: 'syz-executor.0': attribute type 27 has an invalid length. [ 1815.035663][T22924] netlink: 'syz-executor.2': attribute type 27 has an invalid length. 03:25:28 executing program 2: socket$nl_route(0x10, 0x3, 0x0) socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={0x0}}, 0x0) r0 = bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f0000000200)={0x18, 0x4, &(0x7f00000002c0)=ANY=[@ANYBLOB="18010000000000000000000000000000850000006d00000095"], &(0x7f0000000100)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, 0x2, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0}, 0x80) bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f0000000080)={&(0x7f0000000000)='sched_switch\x00', r0}, 0x10) ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, 0x0) socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(0xffffffffffffffff, 0x0, 0x0) openat$hwrng(0xffffffffffffff9c, &(0x7f00000001c0), 0x0, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) sendmsg$netlink(r1, &(0x7f0000006440)={0x0, 0xa00285d4, &(0x7f00000063c0)=[{&(0x7f0000000600)={0x34, 0x10, 0x1, 0x0, 0x0, "", [@typed={0x8, 0x0, 0x0, 0x0, @u32}, @typed={0x8, 0x0, 0x0, 0x0, @uid}, @typed={0x14, 0x1b, 0x0, 0x0, @ipv6=@loopback={0x21}}]}, 0x34}], 0x1}, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000140)={0x0, 0x50000000, &(0x7f0000000240)={&(0x7f0000000180)=@newlink={0x28, 0x10, 0x801, 0x0, 0x0, {0x0, 0x0, 0x10, 0x0, 0xa8d}, [@IFLA_GROUP={0x8}]}, 0x28}}, 0x0) 03:25:28 executing program 4: ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, 0x0) openat$hwrng(0xffffffffffffff9c, 0x0, 0x0, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) open(0x0, 0x0, 0x0) open(0x0, 0x0, 0x0) syz_open_procfs(0x0, 0x0) syz_genetlink_get_family_id$ipvs(0x0, 0xffffffffffffffff) r1 = socket$netlink(0x10, 0x3, 0x0) sendmsg$netlink(r1, &(0x7f0000006440)={0x0, 0x0, &(0x7f00000063c0)=[{&(0x7f0000000600)={0x34, 0x10, 0x1, 0x0, 0x0, "", [@typed={0x8, 0x0, 0x0, 0x0, @u32}, @typed={0x8, 0x0, 0x0, 0x0, @uid}, @typed={0x14, 0x1b, 0x0, 0x0, @ipv6=@loopback={0x21}}]}, 0x34}], 0x1}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x50000000, &(0x7f0000000240)={&(0x7f0000000180)=@newlink={0x28, 0x73, 0x801, 0x0, 0x0, {0x0, 0x0, 0x10, 0x0, 0xa8d}, [@IFLA_GROUP={0x8}]}, 0x28}}, 0x0) 03:25:28 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) open(0x0, 0x0, 0x0) socket$netlink(0x10, 0x3, 0x0) sendmsg$netlink(0xffffffffffffffff, &(0x7f0000006440)={0x0, 0x0, &(0x7f00000063c0)=[{&(0x7f0000000600)={0x34, 0x10, 0x1, 0x0, 0x0, "", [@typed={0x8, 0x0, 0x0, 0x0, @u32}, @typed={0x8, 0x0, 0x0, 0x0, @uid}, @typed={0x14, 0x1b, 0x0, 0x0, @ipv6=@loopback={0x21}}]}, 0x34}], 0x1}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x50000002, &(0x7f0000000240)={&(0x7f0000000180)=@newlink={0x28, 0x10, 0x801, 0x0, 0x0, {0x0, 0x0, 0x10, 0x0, 0xa8d}, [@IFLA_GROUP={0x8}]}, 0x28}}, 0x0) 03:25:28 executing program 3: bpf$ENABLE_STATS(0x20, 0x0, 0x0) r0 = openat$kvm(0xffffffffffffff9c, 0x0, 0x0, 0x0) prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r1 = getpid() sched_setaffinity(0x0, 0x8, &(0x7f0000000240)=0x2) sched_setscheduler(r1, 0x2, &(0x7f0000000200)=0x4) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) connect$unix(r2, &(0x7f0000000180)=@abs, 0x6e) sendmmsg$unix(r3, &(0x7f00000bd000), 0x318, 0x0) recvmmsg(r2, &(0x7f00000000c0), 0x10106, 0x2, 0x0) r4 = bpf$PROG_LOAD(0x5, &(0x7f0000000440)={0x11, 0x6, &(0x7f00000004c0)=ANY=[@ANYBLOB="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"/608], &(0x7f0000000080)='GPL\x00', 0x5, 0x29e, &(0x7f000000cf3d)=""/195, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x6, 0x0, 0x0, 0x10, 0x0}, 0x70) prlimit64(r1, 0x0, &(0x7f0000000000)={0x7, 0x10000}, &(0x7f0000000400)) ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r5 = bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f00000000c0)={&(0x7f0000000080)='sched_switch\x00', r4}, 0x10) sendmmsg$unix(0xffffffffffffffff, &(0x7f00000087c0)=[{{0x0, 0x0, &(0x7f0000000280)=[{&(0x7f0000000340)="752384037276623af5639b6a609aae05867a472736496fd7af94a6716acefbb9bb5ba16c4e0537e05042acad9a6a7c460b47b3ffe7d531efe42b2a581d8497c0c6e97e55f61dddc3a3702e8d11d281aa6cc82f1c7944b7fa58154ddb75ac7b17ef25408be34a533e1cc1b6c5f817543a1dbe9c15dd82f4742d8318ef9977a06d786a14b9784252a1cf576a85d6496ea158e9299c09093c0ddf840401a22353d05383341fa8388c868c8337c90dbf494c881730f1f4e2420937b1", 0xba}], 0x1, &(0x7f00000002c0)=[@cred={{0x1c, 0x1, 0x2, {r1}}}, @cred={{0x1c, 0x1, 0x2, {r1, 0x0, 0xee01}}}], 0x40, 0x24048814}}, {{0x0, 0x0, &(0x7f0000000b40)=[{&(0x7f0000000840)="7ee0255692350f13f34ceb0d2f3e6d4893ad62894f30a1b018fdcd7eea61eed31750537752647650be017bc77da704ba1f69fc5227f6e99e920fbf367e42d28d313c3fc21ea04bcc1ab834226665db6a38dc2d7835573d634a24217b6fe63a9afc961f9597d8d2f3c8881b6a564a79c7fe9b60fbbcfd62221022b45c1b32fabc82161d6196fbf768d1eaa780e3d8df80d21e2f221f51d4083297d0388acb557dbf441f255c1af96b01124284ddef5a252fe3008461764264b631cae2ae", 0xbd}, {&(0x7f0000000940)="aaf0a13237e98477da52b9434649c0fc5cc05a188a5a3c44aaf4f2850418371e43254e7ab50d7b1683cad9349754a9254e952f77022eeefeceb9642d6b6ac5cb8216df16bf7e345b79", 0x49}, {&(0x7f00000009c0)="c2ba1a8f103167e31669bbc62727a7d88ea2239c556d88d8df86096cb95c8c4793943ce22a4bac39f63be65300706d34a0fdee505935d98647adb83416a101ab672c63d1da216cf2d2cb712222b539e36431f457cba73fee458f10d263b1043ce4bd4de92f6722124e346eb6e5981e7dfcca52a2f5b68420a3c0be07480a593ef6c4fa5cc1cd9fc168eec433e7f7662e22a70ce73820f9bc5968a9ac2515208ddb3b2b925df94ebcaf2d00629a61200ed0ef43b545086990498fcfc5d4d1f98d1add4fe673d5aee46a8ad2a95a3a15a58ffd75ad2de31fa0dfcae0957e859cdb6e419674426c62d9ae5a636e3a80", 0xee}, {&(0x7f0000000ac0)="915d48fa35bb4f12d70be9ea71295925f8bf27b1e5775c4eface241a85a108c2410a63d8c161b380ebf76b472c5211c7787943e756326cd224e95464fbcc73605a54d684b7d6603ce636808128ece9fb8097a2", 0x53}, {0x0}], 0x5, &(0x7f0000002e00)=[@cred={{0x1c, 0x1, 0x2, {0x0, 0xffffffffffffffff, 0xee00}}}, @cred={{0x1c}}, @rights={{0x2c, 0x1, 0x1, [0xffffffffffffffff, 0xffffffffffffffff, r0, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, r4]}}, @rights={{0x24, 0x1, 0x1, [r5, 0xffffffffffffffff, 0xffffffffffffffff, r4, 0xffffffffffffffff]}}], 0x98, 0x24040040}}, {{0x0, 0x0, &(0x7f0000004100)=[{&(0x7f0000002f40)="637b067f6f99f10cf92d46aea478a379b64f74b6cc226ea87ae4dfcade98f00ffff419239b1e5237e29c77babd53b768c6ad1b737bf908e1e321d457952a3d0c6c559a4af90c74640ba975989271cb01056ac475238d05c8e74b936a6e4ca95e6ce834a82b06d98646a42526ecee1d75934e011ad16d", 0x76}, {&(0x7f0000002fc0)}, {0x0}, {&(0x7f00000040c0)="7886974179698d4c40ac77ac1e2aa4298505fe54b89e5b20ee2cb5b2e216", 0x1e}], 0x4, 0x0, 0x0, 0x40048c4}}, {{0x0, 0x0, 0x0, 0x0, &(0x7f0000005440)=[@cred={{0x1c}}], 0x20, 0x10}}, {{0x0, 0x0, &(0x7f00000086c0)=[{&(0x7f0000005500)="21e6f39df30227ba9da9edf4a1f3dfe4cf9433853b7022b246949a6e1c5f12be85c3be82d6921d2640dc82d7937e97126c908bf8393f5ad7aabee741c17d02348df77176be6403bbb6fcd79958cb855cf37a20081da66ebba8930691bfda12342a802016e42c7fc3204f97ea62b87dfc808df3498dd7ce696710196c56f36bbd9f2367a3bde9faa65c4f4466c5cc3d8f329e9e1657e6fa8cea232ce8e78d9df7e70ae82d463fdec63aec8ffac4b443b8c1", 0xb1}, {&(0x7f0000005680)="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", 0x575}, {&(0x7f0000006680)}, {0x0}, {&(0x7f0000008680)="7dbebf4cac6e576dc6327f72820ef4", 0xf}], 0x5, &(0x7f0000008740)=[@rights={{0x14, 0x1, 0x1, [r0]}}, @rights={{0x24, 0x1, 0x1, [0xffffffffffffffff, r0, 0xffffffffffffffff, r4, r5]}}, @rights={{0x18, 0x1, 0x1, [r4, 0xffffffffffffffff]}}], 0x58, 0x20040040}}], 0x5, 0x40000) r6 = openat$loop_ctrl(0xffffff9c, &(0x7f0000000040), 0x0, 0x0) sendmsg$nl_route(r5, &(0x7f0000000300)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x200}, 0xc, 0x0, 0x1, 0x0, 0x0, 0x4000004}, 0x8010) ioctl$LOOP_CTL_ADD(r6, 0x4c80, 0x0) (fail_nth: 24) ioctl$LOOP_CTL_REMOVE(r6, 0x4c81, 0x0) r7 = creat(&(0x7f0000000240)='./file0\x00', 0x0) fallocate(r7, 0x100000011, 0x0, 0x2811fdff) [ 1815.044250][T22928] netlink: 'syz-executor.4': attribute type 27 has an invalid length. [ 1815.059081][T22933] netlink: 'syz-executor.5': attribute type 27 has an invalid length. [ 1815.101620][T22933] bridge0: port 2(bridge_slave_1) entered disabled state [ 1815.108761][T22933] bridge0: port 1(bridge_slave_0) entered disabled state [ 1815.135127][T22934] bridge0: port 1(bridge_slave_0) entered blocking state [ 1815.142194][T22934] bridge0: port 1(bridge_slave_0) entered forwarding state [ 1815.238832][T22947] FAULT_INJECTION: forcing a failure. [ 1815.238832][T22947] name failslab, interval 1, probability 0, space 0, times 0 [ 1815.251673][T22947] CPU: 1 PID: 22947 Comm: syz-executor.3 Not tainted 5.10.160-syzkaller-01321-g003c389455eb #0 [ 1815.261983][T22947] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 1815.272021][T22947] Call Trace: [ 1815.275319][T22947] dump_stack_lvl+0x1e2/0x24b [ 1815.279981][T22947] ? bfq_pos_tree_add_move+0x43e/0x43e [ 1815.285413][T22947] dump_stack+0x15/0x17 [ 1815.289550][T22947] should_fail+0x3c0/0x510 [ 1815.293944][T22947] ? blk_stat_alloc_callback+0x8e/0x210 [ 1815.299473][T22947] __should_failslab+0x9f/0xe0 [ 1815.304212][T22947] should_failslab+0x9/0x20 [ 1815.308689][T22947] __kmalloc+0x60/0x360 [ 1815.312824][T22947] ? kmem_cache_alloc_trace+0x1dd/0x330 [ 1815.318346][T22947] ? blk_stat_alloc_callback+0x60/0x210 [ 1815.325777][T22947] ? blk_mq_poll_stats_fn+0x130/0x130 [ 1815.331124][T22947] blk_stat_alloc_callback+0x8e/0x210 [ 1815.336470][T22947] ? blk_mq_free_tag_set+0x690/0x690 [ 1815.341731][T22947] ? blk_mq_poll_stats_fn+0x130/0x130 [ 1815.347079][T22947] blk_mq_init_allocated_queue+0x8f/0x1a30 [ 1815.352862][T22947] ? blk_set_default_limits+0x17b/0x410 [ 1815.358385][T22947] ? blk_alloc_queue+0x574/0x640 [ 1815.363299][T22947] blk_mq_init_queue+0x6c/0xc0 [ 1815.368041][T22947] loop_add+0x270/0x760 [ 1815.372172][T22947] loop_control_ioctl+0x564/0x740 [ 1815.377176][T22947] ? sysvec_reschedule_ipi+0x84/0x160 [ 1815.382609][T22947] ? loop_remove+0xb0/0xb0 [ 1815.387017][T22947] ? security_file_ioctl+0xb1/0xd0 [ 1815.392107][T22947] ? loop_remove+0xb0/0xb0 [ 1815.396501][T22947] __se_sys_ioctl+0x115/0x190 [ 1815.401157][T22947] __x64_sys_ioctl+0x7b/0x90 [ 1815.405722][T22947] do_syscall_64+0x34/0x70 [ 1815.410120][T22947] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 1815.415987][T22947] RIP: 0033:0x7f0de7cfa0a9 [ 1815.420380][T22947] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 f1 19 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 1815.439961][T22947] RSP: 002b:00007f0de6a2b168 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 1815.448354][T22947] RAX: ffffffffffffffda RBX: 00007f0de7e1a120 RCX: 00007f0de7cfa0a9 [ 1815.456301][T22947] RDX: 0000000000000000 RSI: 0000000000004c80 RDI: 0000000000000008 [ 1815.464248][T22947] RBP: 00007f0de6a2b1d0 R08: 0000000000000000 R09: 0000000000000000 [ 1815.472197][T22947] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 1815.480147][T22947] R13: 00007ffd739418ef R14: 00007f0de6a2b300 R15: 0000000000022000 [ 1815.624332][T22934] bridge0: port 2(bridge_slave_1) entered blocking state [ 1815.631441][T22934] bridge0: port 2(bridge_slave_1) entered forwarding state [ 1815.638925][T22949] SELinux: unrecognized netlink message: protocol=0 nlmsg_type=115 sclass=netlink_route_socket pid=22949 comm=syz-executor.4 [ 1815.659253][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready 03:25:29 executing program 5: r0 = socket$nl_route(0x10, 0x3, 0x0) open(0x0, 0x0, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) sendmsg$netlink(r1, &(0x7f0000006440)={0x0, 0x0, &(0x7f00000063c0)=[{&(0x7f0000000600)={0x34, 0x10, 0x1, 0x0, 0x0, "", [@typed={0x8, 0x0, 0x0, 0x0, @u32}, @typed={0x8, 0x0, 0x0, 0x0, @uid}, @typed={0x14, 0x1b, 0x0, 0x0, @ipv6=@loopback={0x21}}]}, 0x34}], 0x1}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x50000000, &(0x7f0000000240)={&(0x7f0000000180)=@newlink={0x28, 0x10, 0x801, 0xfffffffe, 0x0, {0x0, 0x0, 0x10, 0x0, 0xa8d}, [@IFLA_GROUP={0x8}]}, 0x28}}, 0x0) [ 1815.667979][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 1815.676457][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 1815.684880][ T6043] bridge0: port 1(bridge_slave_0) entered blocking state [ 1815.691953][ T6043] bridge0: port 1(bridge_slave_0) entered forwarding state [ 1815.699429][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 1815.707722][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 1815.715902][ T6043] bridge0: port 2(bridge_slave_1) entered blocking state [ 1815.722922][ T6043] bridge0: port 2(bridge_slave_1) entered forwarding state [ 1815.730409][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 1815.738749][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): bond_slave_0: link becomes ready [ 1815.746812][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 1815.754925][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): bond_slave_1: link becomes ready [ 1815.763003][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 1815.771106][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 1815.779150][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 1815.787308][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 1815.795364][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 1815.803463][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 1815.811729][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 1815.819975][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 1815.828188][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 1815.838131][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 1815.846103][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 1815.854097][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 1815.862074][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 1815.870100][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 1815.878439][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 1815.886831][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 1815.894683][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 1815.902497][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 1815.910645][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready 03:25:29 executing program 3: bpf$ENABLE_STATS(0x20, 0x0, 0x0) r0 = openat$kvm(0xffffffffffffff9c, 0x0, 0x0, 0x0) prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r1 = getpid() sched_setaffinity(0x0, 0x8, &(0x7f0000000240)=0x2) sched_setscheduler(r1, 0x2, &(0x7f0000000200)=0x4) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) connect$unix(r2, &(0x7f0000000180)=@abs, 0x6e) sendmmsg$unix(r3, &(0x7f00000bd000), 0x318, 0x0) recvmmsg(r2, &(0x7f00000000c0), 0x10106, 0x2, 0x0) r4 = bpf$PROG_LOAD(0x5, &(0x7f0000000440)={0x11, 0x6, &(0x7f00000004c0)=ANY=[@ANYBLOB="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"/608], &(0x7f0000000080)='GPL\x00', 0x5, 0x29e, &(0x7f000000cf3d)=""/195, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x6, 0x0, 0x0, 0x10, 0x0}, 0x70) prlimit64(r1, 0x0, &(0x7f0000000000)={0x7, 0x10000}, &(0x7f0000000400)) ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r5 = bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f00000000c0)={&(0x7f0000000080)='sched_switch\x00', r4}, 0x10) sendmmsg$unix(0xffffffffffffffff, &(0x7f00000087c0)=[{{0x0, 0x0, &(0x7f0000000280)=[{&(0x7f0000000340)="752384037276623af5639b6a609aae05867a472736496fd7af94a6716acefbb9bb5ba16c4e0537e05042acad9a6a7c460b47b3ffe7d531efe42b2a581d8497c0c6e97e55f61dddc3a3702e8d11d281aa6cc82f1c7944b7fa58154ddb75ac7b17ef25408be34a533e1cc1b6c5f817543a1dbe9c15dd82f4742d8318ef9977a06d786a14b9784252a1cf576a85d6496ea158e9299c09093c0ddf840401a22353d05383341fa8388c868c8337c90dbf494c881730f1f4e2420937b1", 0xba}], 0x1, &(0x7f00000002c0)=[@cred={{0x1c, 0x1, 0x2, {r1}}}, @cred={{0x1c, 0x1, 0x2, {r1, 0x0, 0xee01}}}], 0x40, 0x24048814}}, {{0x0, 0x0, &(0x7f0000000b40)=[{&(0x7f0000000840)="7ee0255692350f13f34ceb0d2f3e6d4893ad62894f30a1b018fdcd7eea61eed31750537752647650be017bc77da704ba1f69fc5227f6e99e920fbf367e42d28d313c3fc21ea04bcc1ab834226665db6a38dc2d7835573d634a24217b6fe63a9afc961f9597d8d2f3c8881b6a564a79c7fe9b60fbbcfd62221022b45c1b32fabc82161d6196fbf768d1eaa780e3d8df80d21e2f221f51d4083297d0388acb557dbf441f255c1af96b01124284ddef5a252fe3008461764264b631cae2ae", 0xbd}, {&(0x7f0000000940)="aaf0a13237e98477da52b9434649c0fc5cc05a188a5a3c44aaf4f2850418371e43254e7ab50d7b1683cad9349754a9254e952f77022eeefeceb9642d6b6ac5cb8216df16bf7e345b79", 0x49}, {&(0x7f00000009c0)="c2ba1a8f103167e31669bbc62727a7d88ea2239c556d88d8df86096cb95c8c4793943ce22a4bac39f63be65300706d34a0fdee505935d98647adb83416a101ab672c63d1da216cf2d2cb712222b539e36431f457cba73fee458f10d263b1043ce4bd4de92f6722124e346eb6e5981e7dfcca52a2f5b68420a3c0be07480a593ef6c4fa5cc1cd9fc168eec433e7f7662e22a70ce73820f9bc5968a9ac2515208ddb3b2b925df94ebcaf2d00629a61200ed0ef43b545086990498fcfc5d4d1f98d1add4fe673d5aee46a8ad2a95a3a15a58ffd75ad2de31fa0dfcae0957e859cdb6e419674426c62d9ae5a636e3a80", 0xee}, {&(0x7f0000000ac0)="915d48fa35bb4f12d70be9ea71295925f8bf27b1e5775c4eface241a85a108c2410a63d8c161b380ebf76b472c5211c7787943e756326cd224e95464fbcc73605a54d684b7d6603ce636808128ece9fb8097a2", 0x53}, {0x0}], 0x5, &(0x7f0000002e00)=[@cred={{0x1c, 0x1, 0x2, {0x0, 0xffffffffffffffff, 0xee00}}}, @cred={{0x1c}}, @rights={{0x2c, 0x1, 0x1, [0xffffffffffffffff, 0xffffffffffffffff, r0, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, r4]}}, @rights={{0x24, 0x1, 0x1, [r5, 0xffffffffffffffff, 0xffffffffffffffff, r4, 0xffffffffffffffff]}}], 0x98, 0x24040040}}, {{0x0, 0x0, &(0x7f0000004100)=[{&(0x7f0000002f40)="637b067f6f99f10cf92d46aea478a379b64f74b6cc226ea87ae4dfcade98f00ffff419239b1e5237e29c77babd53b768c6ad1b737bf908e1e321d457952a3d0c6c559a4af90c74640ba975989271cb01056ac475238d05c8e74b936a6e4ca95e6ce834a82b06d98646a42526ecee1d75934e011ad16d", 0x76}, {&(0x7f0000002fc0)}, {0x0}, {&(0x7f00000040c0)="7886974179698d4c40ac77ac1e2aa4298505fe54b89e5b20ee2cb5b2e216", 0x1e}], 0x4, 0x0, 0x0, 0x40048c4}}, {{0x0, 0x0, 0x0, 0x0, &(0x7f0000005440)=[@cred={{0x1c}}], 0x20, 0x10}}, {{0x0, 0x0, &(0x7f00000086c0)=[{&(0x7f0000005500)="21e6f39df30227ba9da9edf4a1f3dfe4cf9433853b7022b246949a6e1c5f12be85c3be82d6921d2640dc82d7937e97126c908bf8393f5ad7aabee741c17d02348df77176be6403bbb6fcd79958cb855cf37a20081da66ebba8930691bfda12342a802016e42c7fc3204f97ea62b87dfc808df3498dd7ce696710196c56f36bbd9f2367a3bde9faa65c4f4466c5cc3d8f329e9e1657e6fa8cea232ce8e78d9df7e70ae82d463fdec63aec8ffac4b443b8c1", 0xb1}, {&(0x7f0000005680)="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", 0x575}, {&(0x7f0000006680)}, {0x0}, {&(0x7f0000008680)="7dbebf4cac6e576dc6327f72820ef4", 0xf}], 0x5, &(0x7f0000008740)=[@rights={{0x14, 0x1, 0x1, [r0]}}, @rights={{0x24, 0x1, 0x1, [0xffffffffffffffff, r0, 0xffffffffffffffff, r4, r5]}}, @rights={{0x18, 0x1, 0x1, [r4, 0xffffffffffffffff]}}], 0x58, 0x20040040}}], 0x5, 0x40000) r6 = openat$loop_ctrl(0xffffff9c, &(0x7f0000000040), 0x0, 0x0) sendmsg$nl_route(r5, &(0x7f0000000300)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x200}, 0xc, 0x0, 0x1, 0x0, 0x0, 0x4000004}, 0x8010) ioctl$LOOP_CTL_ADD(r6, 0x4c80, 0x0) (fail_nth: 25) ioctl$LOOP_CTL_REMOVE(r6, 0x4c81, 0x0) r7 = creat(&(0x7f0000000240)='./file0\x00', 0x0) fallocate(r7, 0x100000011, 0x0, 0x2811fdff) [ 1815.918721][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 1815.926349][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 1815.936058][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 1815.944793][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 1815.953267][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 1815.962649][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 1815.972976][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 1815.981337][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 1815.989432][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 1815.997871][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 1816.006330][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 1816.014283][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 1816.022472][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 1816.030831][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 1816.097991][T22956] FAULT_INJECTION: forcing a failure. [ 1816.097991][T22956] name failslab, interval 1, probability 0, space 0, times 0 [ 1816.110660][T22956] CPU: 1 PID: 22956 Comm: syz-executor.3 Not tainted 5.10.160-syzkaller-01321-g003c389455eb #0 [ 1816.120961][T22956] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 1816.130995][T22956] Call Trace: [ 1816.134265][T22956] dump_stack_lvl+0x1e2/0x24b [ 1816.138921][T22956] ? bfq_pos_tree_add_move+0x43e/0x43e [ 1816.144357][T22956] ? init_timer_key+0x76/0x1a0 [ 1816.149094][T22956] dump_stack+0x15/0x17 [ 1816.153225][T22956] should_fail+0x3c0/0x510 [ 1816.157618][T22956] ? blk_mq_init_allocated_queue+0xf8/0x1a30 [ 1816.163569][T22956] __should_failslab+0x9f/0xe0 [ 1816.168310][T22956] should_failslab+0x9/0x20 [ 1816.172806][T22956] kmem_cache_alloc_trace+0x3a/0x330 [ 1816.178066][T22956] ? blk_stat_alloc_callback+0x19b/0x210 [ 1816.183673][T22956] ? blk_mq_free_tag_set+0x690/0x690 [ 1816.188931][T22956] ? blk_mq_poll_stats_fn+0x130/0x130 [ 1816.194280][T22956] blk_mq_init_allocated_queue+0xf8/0x1a30 [ 1816.200060][T22956] ? blk_set_default_limits+0x17b/0x410 [ 1816.205580][T22956] ? blk_alloc_queue+0x574/0x640 [ 1816.210495][T22956] blk_mq_init_queue+0x6c/0xc0 [ 1816.215235][T22956] loop_add+0x270/0x760 [ 1816.219368][T22956] loop_control_ioctl+0x564/0x740 [ 1816.224366][T22956] ? loop_remove+0xb0/0xb0 [ 1816.228764][T22956] ? __fget_files+0x310/0x370 [ 1816.233419][T22956] ? security_file_ioctl+0xb1/0xd0 [ 1816.238514][T22956] ? loop_remove+0xb0/0xb0 [ 1816.242907][T22956] __se_sys_ioctl+0x115/0x190 [ 1816.247559][T22956] __x64_sys_ioctl+0x7b/0x90 [ 1816.252125][T22956] do_syscall_64+0x34/0x70 [ 1816.256518][T22956] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 1816.262384][T22956] RIP: 0033:0x7f0de7cfa0a9 [ 1816.266774][T22956] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 f1 19 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 1816.286353][T22956] RSP: 002b:00007f0de6a2b168 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 1816.294741][T22956] RAX: ffffffffffffffda RBX: 00007f0de7e1a120 RCX: 00007f0de7cfa0a9 [ 1816.302698][T22956] RDX: 0000000000000000 RSI: 0000000000004c80 RDI: 0000000000000008 [ 1816.310730][T22956] RBP: 00007f0de6a2b1d0 R08: 0000000000000000 R09: 0000000000000000 [ 1816.318680][T22956] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 1816.326627][T22956] R13: 00007ffd739418ef R14: 00007f0de6a2b300 R15: 0000000000022000 03:25:29 executing program 0: sendmsg$nl_route(0xffffffffffffffff, 0x0, 0x0) socket$netlink(0x10, 0x3, 0x0) openat$hwrng(0xffffffffffffff9c, 0x0, 0x0, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) sendmsg$netlink(r1, &(0x7f0000006440)={0x0, 0x0, &(0x7f00000063c0)=[{&(0x7f0000000600)={0x34, 0x10, 0x1, 0x0, 0x0, "", [@typed={0x8, 0x0, 0x0, 0x0, @u32}, @typed={0x8, 0x0, 0x0, 0x0, @uid}, @typed={0x14, 0x1b, 0x0, 0x0, @ipv6=@loopback={0x21}}]}, 0x34}], 0x1}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x50000000, &(0x7f0000000240)={&(0x7f0000000180)=@newlink={0x200001a8, 0x10, 0x801, 0x0, 0x0, {0x0, 0x0, 0x10, 0x0, 0xa8d}, [@IFLA_GROUP={0x8}]}, 0x28}}, 0x0) 03:25:29 executing program 4: ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, 0x0) openat$hwrng(0xffffffffffffff9c, 0x0, 0x0, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) open(0x0, 0x0, 0x0) open(0x0, 0x0, 0x0) syz_open_procfs(0x0, 0x0) syz_genetlink_get_family_id$ipvs(0x0, 0xffffffffffffffff) r1 = socket$netlink(0x10, 0x3, 0x0) sendmsg$netlink(r1, &(0x7f0000006440)={0x0, 0x0, &(0x7f00000063c0)=[{&(0x7f0000000600)={0x34, 0x10, 0x1, 0x0, 0x0, "", [@typed={0x8, 0x0, 0x0, 0x0, @u32}, @typed={0x8, 0x0, 0x0, 0x0, @uid}, @typed={0x14, 0x1b, 0x0, 0x0, @ipv6=@loopback={0x21}}]}, 0x34}], 0x1}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x50000000, &(0x7f0000000240)={&(0x7f0000000180)=@newlink={0x28, 0x10, 0x802, 0x0, 0x0, {0x0, 0x0, 0x10, 0x0, 0xa8d}, [@IFLA_GROUP={0x8}]}, 0x28}}, 0x0) [ 1816.494919][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 1816.503091][T22936] netlink: 'syz-executor.0': attribute type 27 has an invalid length. [ 1816.514024][T22938] netlink: 'syz-executor.4': attribute type 27 has an invalid length. [ 1816.530725][T22942] netlink: 'syz-executor.2': attribute type 27 has an invalid length. 03:25:29 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) open(0x0, 0x0, 0x0) socket$netlink(0x10, 0x3, 0x0) sendmsg$netlink(0xffffffffffffffff, &(0x7f0000006440)={0x0, 0x0, &(0x7f00000063c0)=[{&(0x7f0000000600)={0x34, 0x10, 0x1, 0x0, 0x0, "", [@typed={0x8, 0x0, 0x0, 0x0, @u32}, @typed={0x8, 0x0, 0x0, 0x0, @uid}, @typed={0x14, 0x1b, 0x0, 0x0, @ipv6=@loopback={0x21}}]}, 0x34}], 0x1}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x50000002, &(0x7f0000000240)={&(0x7f0000000180)=@newlink={0x28, 0x10, 0x801, 0x0, 0x0, {0x0, 0x0, 0x10, 0x0, 0xa8d}, [@IFLA_GROUP={0x8}]}, 0x28}}, 0x0) 03:25:29 executing program 2: socket$nl_route(0x10, 0x3, 0x0) socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={0x0}}, 0x0) r0 = bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f0000000200)={0x18, 0x4, &(0x7f00000002c0)=ANY=[@ANYBLOB="18010000000000000000000000000000850000006d00000095"], &(0x7f0000000100)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, 0x2, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0}, 0x80) bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f0000000080)={&(0x7f0000000000)='sched_switch\x00', r0}, 0x10) ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, 0x0) socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(0xffffffffffffffff, 0x0, 0x0) openat$hwrng(0xffffffffffffff9c, &(0x7f00000001c0), 0x0, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) sendmsg$netlink(r1, &(0x7f0000006440)={0x0, 0xd48502a0, &(0x7f00000063c0)=[{&(0x7f0000000600)={0x34, 0x10, 0x1, 0x0, 0x0, "", [@typed={0x8, 0x0, 0x0, 0x0, @u32}, @typed={0x8, 0x0, 0x0, 0x0, @uid}, @typed={0x14, 0x1b, 0x0, 0x0, @ipv6=@loopback={0x21}}]}, 0x34}], 0x1}, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000140)={0x0, 0x50000000, &(0x7f0000000240)={&(0x7f0000000180)=@newlink={0x28, 0x10, 0x801, 0x0, 0x0, {0x0, 0x0, 0x10, 0x0, 0xa8d}, [@IFLA_GROUP={0x8}]}, 0x28}}, 0x0) [ 1816.543436][T22951] netlink: 'syz-executor.5': attribute type 27 has an invalid length. [ 1816.571141][T22951] bridge0: port 2(bridge_slave_1) entered disabled state [ 1816.578284][T22951] bridge0: port 1(bridge_slave_0) entered disabled state 03:25:30 executing program 5: r0 = socket$nl_route(0x10, 0x3, 0x0) open(0x0, 0x0, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) sendmsg$netlink(r1, &(0x7f0000006440)={0x0, 0x0, &(0x7f00000063c0)=[{&(0x7f0000000600)={0x34, 0x10, 0x1, 0x0, 0x0, "", [@typed={0x8, 0x0, 0x0, 0x0, @u32}, @typed={0x8, 0x0, 0x0, 0x0, @uid}, @typed={0x14, 0x1b, 0x0, 0x0, @ipv6=@loopback={0x21}}]}, 0x34}], 0x1}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x50000000, &(0x7f0000000240)={&(0x7f0000000180)=@newlink={0x28, 0x10, 0x801, 0xffffffff, 0x0, {0x0, 0x0, 0x10, 0x0, 0xa8d}, [@IFLA_GROUP={0x8}]}, 0x28}}, 0x0) [ 1816.607604][T22952] bridge0: port 1(bridge_slave_0) entered blocking state [ 1816.614665][T22952] bridge0: port 1(bridge_slave_0) entered forwarding state [ 1816.622885][T22952] bridge0: port 2(bridge_slave_1) entered blocking state [ 1816.629939][T22952] bridge0: port 2(bridge_slave_1) entered forwarding state [ 1816.645715][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 1816.653816][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 1816.665495][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 1816.673294][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 1816.682104][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 1816.691160][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 1816.699545][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 1816.707882][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 1816.716210][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 1816.724418][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 1816.733009][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 1816.741713][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 1816.749818][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready 03:25:30 executing program 4: ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, 0x0) openat$hwrng(0xffffffffffffff9c, 0x0, 0x0, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) open(0x0, 0x0, 0x0) open(0x0, 0x0, 0x0) syz_open_procfs(0x0, 0x0) syz_genetlink_get_family_id$ipvs(0x0, 0xffffffffffffffff) r1 = socket$netlink(0x10, 0x3, 0x0) sendmsg$netlink(r1, &(0x7f0000006440)={0x0, 0x0, &(0x7f00000063c0)=[{&(0x7f0000000600)={0x34, 0x10, 0x1, 0x0, 0x0, "", [@typed={0x8, 0x0, 0x0, 0x0, @u32}, @typed={0x8, 0x0, 0x0, 0x0, @uid}, @typed={0x14, 0x1b, 0x0, 0x0, @ipv6=@loopback={0x21}}]}, 0x34}], 0x1}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x50000000, &(0x7f0000000240)={&(0x7f0000000180)=@newlink={0x28, 0x10, 0x805, 0x0, 0x0, {0x0, 0x0, 0x10, 0x0, 0xa8d}, [@IFLA_GROUP={0x8}]}, 0x28}}, 0x0) 03:25:30 executing program 3: bpf$ENABLE_STATS(0x20, 0x0, 0x0) r0 = openat$kvm(0xffffffffffffff9c, 0x0, 0x0, 0x0) prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r1 = getpid() sched_setaffinity(0x0, 0x8, &(0x7f0000000240)=0x2) sched_setscheduler(r1, 0x2, &(0x7f0000000200)=0x4) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) connect$unix(r2, &(0x7f0000000180)=@abs, 0x6e) sendmmsg$unix(r3, &(0x7f00000bd000), 0x318, 0x0) recvmmsg(r2, &(0x7f00000000c0), 0x10106, 0x2, 0x0) r4 = bpf$PROG_LOAD(0x5, &(0x7f0000000440)={0x11, 0x6, &(0x7f00000004c0)=ANY=[@ANYBLOB="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"/608], &(0x7f0000000080)='GPL\x00', 0x5, 0x29e, &(0x7f000000cf3d)=""/195, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x6, 0x0, 0x0, 0x10, 0x0}, 0x70) prlimit64(r1, 0x0, &(0x7f0000000000)={0x7, 0x10000}, &(0x7f0000000400)) ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r5 = bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f00000000c0)={&(0x7f0000000080)='sched_switch\x00', r4}, 0x10) sendmmsg$unix(0xffffffffffffffff, &(0x7f00000087c0)=[{{0x0, 0x0, &(0x7f0000000280)=[{&(0x7f0000000340)="752384037276623af5639b6a609aae05867a472736496fd7af94a6716acefbb9bb5ba16c4e0537e05042acad9a6a7c460b47b3ffe7d531efe42b2a581d8497c0c6e97e55f61dddc3a3702e8d11d281aa6cc82f1c7944b7fa58154ddb75ac7b17ef25408be34a533e1cc1b6c5f817543a1dbe9c15dd82f4742d8318ef9977a06d786a14b9784252a1cf576a85d6496ea158e9299c09093c0ddf840401a22353d05383341fa8388c868c8337c90dbf494c881730f1f4e2420937b1", 0xba}], 0x1, &(0x7f00000002c0)=[@cred={{0x1c, 0x1, 0x2, {r1}}}, @cred={{0x1c, 0x1, 0x2, {r1, 0x0, 0xee01}}}], 0x40, 0x24048814}}, {{0x0, 0x0, &(0x7f0000000b40)=[{&(0x7f0000000840)="7ee0255692350f13f34ceb0d2f3e6d4893ad62894f30a1b018fdcd7eea61eed31750537752647650be017bc77da704ba1f69fc5227f6e99e920fbf367e42d28d313c3fc21ea04bcc1ab834226665db6a38dc2d7835573d634a24217b6fe63a9afc961f9597d8d2f3c8881b6a564a79c7fe9b60fbbcfd62221022b45c1b32fabc82161d6196fbf768d1eaa780e3d8df80d21e2f221f51d4083297d0388acb557dbf441f255c1af96b01124284ddef5a252fe3008461764264b631cae2ae", 0xbd}, {&(0x7f0000000940)="aaf0a13237e98477da52b9434649c0fc5cc05a188a5a3c44aaf4f2850418371e43254e7ab50d7b1683cad9349754a9254e952f77022eeefeceb9642d6b6ac5cb8216df16bf7e345b79", 0x49}, {&(0x7f00000009c0)="c2ba1a8f103167e31669bbc62727a7d88ea2239c556d88d8df86096cb95c8c4793943ce22a4bac39f63be65300706d34a0fdee505935d98647adb83416a101ab672c63d1da216cf2d2cb712222b539e36431f457cba73fee458f10d263b1043ce4bd4de92f6722124e346eb6e5981e7dfcca52a2f5b68420a3c0be07480a593ef6c4fa5cc1cd9fc168eec433e7f7662e22a70ce73820f9bc5968a9ac2515208ddb3b2b925df94ebcaf2d00629a61200ed0ef43b545086990498fcfc5d4d1f98d1add4fe673d5aee46a8ad2a95a3a15a58ffd75ad2de31fa0dfcae0957e859cdb6e419674426c62d9ae5a636e3a80", 0xee}, {&(0x7f0000000ac0)="915d48fa35bb4f12d70be9ea71295925f8bf27b1e5775c4eface241a85a108c2410a63d8c161b380ebf76b472c5211c7787943e756326cd224e95464fbcc73605a54d684b7d6603ce636808128ece9fb8097a2", 0x53}, {0x0}], 0x5, &(0x7f0000002e00)=[@cred={{0x1c, 0x1, 0x2, {0x0, 0xffffffffffffffff, 0xee00}}}, @cred={{0x1c}}, @rights={{0x2c, 0x1, 0x1, [0xffffffffffffffff, 0xffffffffffffffff, r0, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, r4]}}, @rights={{0x24, 0x1, 0x1, [r5, 0xffffffffffffffff, 0xffffffffffffffff, r4, 0xffffffffffffffff]}}], 0x98, 0x24040040}}, {{0x0, 0x0, &(0x7f0000004100)=[{&(0x7f0000002f40)="637b067f6f99f10cf92d46aea478a379b64f74b6cc226ea87ae4dfcade98f00ffff419239b1e5237e29c77babd53b768c6ad1b737bf908e1e321d457952a3d0c6c559a4af90c74640ba975989271cb01056ac475238d05c8e74b936a6e4ca95e6ce834a82b06d98646a42526ecee1d75934e011ad16d", 0x76}, {&(0x7f0000002fc0)}, {0x0}, {&(0x7f00000040c0)="7886974179698d4c40ac77ac1e2aa4298505fe54b89e5b20ee2cb5b2e216", 0x1e}], 0x4, 0x0, 0x0, 0x40048c4}}, {{0x0, 0x0, 0x0, 0x0, &(0x7f0000005440)=[@cred={{0x1c}}], 0x20, 0x10}}, {{0x0, 0x0, &(0x7f00000086c0)=[{&(0x7f0000005500)="21e6f39df30227ba9da9edf4a1f3dfe4cf9433853b7022b246949a6e1c5f12be85c3be82d6921d2640dc82d7937e97126c908bf8393f5ad7aabee741c17d02348df77176be6403bbb6fcd79958cb855cf37a20081da66ebba8930691bfda12342a802016e42c7fc3204f97ea62b87dfc808df3498dd7ce696710196c56f36bbd9f2367a3bde9faa65c4f4466c5cc3d8f329e9e1657e6fa8cea232ce8e78d9df7e70ae82d463fdec63aec8ffac4b443b8c1", 0xb1}, {&(0x7f0000005680)="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", 0x575}, {&(0x7f0000006680)}, {0x0}, {&(0x7f0000008680)="7dbebf4cac6e576dc6327f72820ef4", 0xf}], 0x5, &(0x7f0000008740)=[@rights={{0x14, 0x1, 0x1, [r0]}}, @rights={{0x24, 0x1, 0x1, [0xffffffffffffffff, r0, 0xffffffffffffffff, r4, r5]}}, @rights={{0x18, 0x1, 0x1, [r4, 0xffffffffffffffff]}}], 0x58, 0x20040040}}], 0x5, 0x40000) r6 = openat$loop_ctrl(0xffffff9c, &(0x7f0000000040), 0x0, 0x0) sendmsg$nl_route(r5, &(0x7f0000000300)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x200}, 0xc, 0x0, 0x1, 0x0, 0x0, 0x4000004}, 0x8010) ioctl$LOOP_CTL_ADD(r6, 0x4c80, 0x0) (fail_nth: 26) ioctl$LOOP_CTL_REMOVE(r6, 0x4c81, 0x0) r7 = creat(&(0x7f0000000240)='./file0\x00', 0x0) fallocate(r7, 0x100000011, 0x0, 0x2811fdff) 03:25:30 executing program 2: socket$nl_route(0x10, 0x3, 0x0) socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={0x0}}, 0x0) r0 = bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f0000000200)={0x18, 0x4, &(0x7f00000002c0)=ANY=[@ANYBLOB="18010000000000000000000000000000850000006d00000095"], &(0x7f0000000100)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, 0x2, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0}, 0x80) bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f0000000080)={&(0x7f0000000000)='sched_switch\x00', r0}, 0x10) ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, 0x0) socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(0xffffffffffffffff, 0x0, 0x0) openat$hwrng(0xffffffffffffff9c, &(0x7f00000001c0), 0x0, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) sendmsg$netlink(r1, &(0x7f0000006440)={0x0, 0xeaffffff, &(0x7f00000063c0)=[{&(0x7f0000000600)={0x34, 0x10, 0x1, 0x0, 0x0, "", [@typed={0x8, 0x0, 0x0, 0x0, @u32}, @typed={0x8, 0x0, 0x0, 0x0, @uid}, @typed={0x14, 0x1b, 0x0, 0x0, @ipv6=@loopback={0x21}}]}, 0x34}], 0x1}, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000140)={0x0, 0x50000000, &(0x7f0000000240)={&(0x7f0000000180)=@newlink={0x28, 0x10, 0x801, 0x0, 0x0, {0x0, 0x0, 0x10, 0x0, 0xa8d}, [@IFLA_GROUP={0x8}]}, 0x28}}, 0x0) [ 1816.757985][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 1816.766519][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 1816.774535][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 1816.782872][T22959] netlink: 'syz-executor.4': attribute type 27 has an invalid length. [ 1816.791283][T22960] netlink: 'syz-executor.0': attribute type 27 has an invalid length. 03:25:30 executing program 0: sendmsg$nl_route(0xffffffffffffffff, 0x0, 0x0) socket$netlink(0x10, 0x3, 0x0) openat$hwrng(0xffffffffffffff9c, 0x0, 0x0, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) sendmsg$netlink(r1, &(0x7f0000006440)={0x0, 0x0, &(0x7f00000063c0)=[{&(0x7f0000000600)={0x34, 0x10, 0x1, 0x0, 0x0, "", [@typed={0x8, 0x0, 0x0, 0x0, @u32}, @typed={0x8, 0x0, 0x0, 0x0, @uid}, @typed={0x14, 0x1b, 0x0, 0x0, @ipv6=@loopback={0x21}}]}, 0x34}], 0x1}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x50000000, &(0x7f0000000240)={&(0x7f0000000180)=@newlink={0x7ffff000, 0x10, 0x801, 0x0, 0x0, {0x0, 0x0, 0x10, 0x0, 0xa8d}, [@IFLA_GROUP={0x8}]}, 0x28}}, 0x0) 03:25:30 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) open(0x0, 0x0, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) sendmsg$netlink(r1, 0x0, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x50000002, &(0x7f0000000240)={&(0x7f0000000180)=@newlink={0x28, 0x10, 0x801, 0x0, 0x0, {0x0, 0x0, 0x10, 0x0, 0xa8d}, [@IFLA_GROUP={0x8}]}, 0x28}}, 0x0) [ 1816.833177][T22969] bridge0: port 2(bridge_slave_1) entered disabled state [ 1816.840444][T22969] bridge0: port 1(bridge_slave_0) entered disabled state [ 1816.879444][T22970] bridge0: port 1(bridge_slave_0) entered blocking state [ 1816.886528][T22970] bridge0: port 1(bridge_slave_0) entered forwarding state [ 1816.925851][T22970] bridge0: port 2(bridge_slave_1) entered blocking state [ 1816.932958][T22970] bridge0: port 2(bridge_slave_1) entered forwarding state [ 1816.980751][T22985] FAULT_INJECTION: forcing a failure. [ 1816.980751][T22985] name failslab, interval 1, probability 0, space 0, times 0 [ 1816.993424][T22985] CPU: 1 PID: 22985 Comm: syz-executor.3 Not tainted 5.10.160-syzkaller-01321-g003c389455eb #0 [ 1817.003728][T22985] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 1817.013758][T22985] Call Trace: [ 1817.017027][T22985] dump_stack_lvl+0x1e2/0x24b [ 1817.021684][T22985] ? panic+0x7d7/0x7d7 [ 1817.025736][T22985] ? bfq_pos_tree_add_move+0x43e/0x43e [ 1817.031272][T22985] ? release_firmware_map_entry+0x194/0x194 [ 1817.037141][T22985] dump_stack+0x15/0x17 [ 1817.041272][T22985] should_fail+0x3c0/0x510 [ 1817.045663][T22985] ? blk_mq_realloc_hw_ctxs+0xca/0x1840 [ 1817.051182][T22985] __should_failslab+0x9f/0xe0 [ 1817.055922][T22985] should_failslab+0x9/0x20 [ 1817.060400][T22985] __kmalloc+0x60/0x360 [ 1817.064531][T22985] ? irqentry_exit+0x50/0x60 [ 1817.069108][T22985] ? sysvec_reschedule_ipi+0x84/0x160 [ 1817.074459][T22985] blk_mq_realloc_hw_ctxs+0xca/0x1840 [ 1817.079808][T22985] ? kobject_rename+0x5c1/0x610 [ 1817.084635][T22985] ? find_next_bit+0xd6/0x120 [ 1817.089286][T22985] ? cpumask_next+0x11/0x30 [ 1817.093769][T22985] ? blk_mq_sysfs_init+0x1c1/0x200 [ 1817.098861][T22985] blk_mq_init_allocated_queue+0x41a/0x1a30 [ 1817.104730][T22985] ? blk_set_default_limits+0x17b/0x410 [ 1817.110256][T22985] ? blk_alloc_queue+0x574/0x640 [ 1817.115175][T22985] blk_mq_init_queue+0x6c/0xc0 [ 1817.119915][T22985] loop_add+0x270/0x760 [ 1817.124066][T22985] loop_control_ioctl+0x564/0x740 [ 1817.129066][T22985] ? loop_remove+0xb0/0xb0 [ 1817.133458][T22985] ? __fget_files+0x310/0x370 [ 1817.138118][T22985] ? security_file_ioctl+0xb1/0xd0 [ 1817.143205][T22985] ? loop_remove+0xb0/0xb0 [ 1817.147600][T22985] __se_sys_ioctl+0x115/0x190 [ 1817.152254][T22985] __x64_sys_ioctl+0x7b/0x90 [ 1817.156824][T22985] do_syscall_64+0x34/0x70 [ 1817.161218][T22985] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 1817.167086][T22985] RIP: 0033:0x7f0de7cfa0a9 [ 1817.171477][T22985] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 f1 19 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 1817.191056][T22985] RSP: 002b:00007f0de6a2b168 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 1817.199444][T22985] RAX: ffffffffffffffda RBX: 00007f0de7e1a120 RCX: 00007f0de7cfa0a9 [ 1817.207391][T22985] RDX: 0000000000000000 RSI: 0000000000004c80 RDI: 0000000000000008 [ 1817.215338][T22985] RBP: 00007f0de6a2b1d0 R08: 0000000000000000 R09: 0000000000000000 [ 1817.223285][T22985] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 1817.231233][T22985] R13: 00007ffd739418ef R14: 00007f0de6a2b300 R15: 0000000000022000 03:25:30 executing program 5: r0 = socket$nl_route(0x10, 0x3, 0x0) open(0x0, 0x0, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) sendmsg$netlink(r1, &(0x7f0000006440)={0x0, 0x0, &(0x7f00000063c0)=[{&(0x7f0000000600)={0x34, 0x10, 0x1, 0x0, 0x0, "", [@typed={0x8, 0x0, 0x0, 0x0, @u32}, @typed={0x8, 0x0, 0x0, 0x0, @uid}, @typed={0x14, 0x1b, 0x0, 0x0, @ipv6=@loopback={0x21}}]}, 0x34}], 0x1}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x50000000, &(0x7f0000000240)={&(0x7f0000000180)=@newlink={0x28, 0x10, 0x801, 0x0, 0x0, {0x0, 0x0, 0x10, 0x0, 0xa8d}, [@IFLA_GROUP={0x8}]}, 0x28}}, 0x0) 03:25:30 executing program 0: sendmsg$nl_route(0xffffffffffffffff, 0x0, 0x0) socket$netlink(0x10, 0x3, 0x0) openat$hwrng(0xffffffffffffff9c, 0x0, 0x0, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) sendmsg$netlink(r1, &(0x7f0000006440)={0x0, 0x0, &(0x7f00000063c0)=[{&(0x7f0000000600)={0x34, 0x10, 0x1, 0x0, 0x0, "", [@typed={0x8, 0x0, 0x0, 0x0, @u32}, @typed={0x8, 0x0, 0x0, 0x0, @uid}, @typed={0x14, 0x1b, 0x0, 0x0, @ipv6=@loopback={0x21}}]}, 0x34}], 0x1}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x50000000, &(0x7f0000000240)={&(0x7f0000000180)=@newlink={0x28, 0x73, 0x801, 0x0, 0x0, {0x0, 0x0, 0x10, 0x0, 0xa8d}, [@IFLA_GROUP={0x8}]}, 0x28}}, 0x0) 03:25:30 executing program 2: socket$nl_route(0x10, 0x3, 0x0) socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={0x0}}, 0x0) r0 = bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f0000000200)={0x18, 0x4, &(0x7f00000002c0)=ANY=[@ANYBLOB="18010000000000000000000000000000850000006d00000095"], &(0x7f0000000100)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, 0x2, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0}, 0x80) bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f0000000080)={&(0x7f0000000000)='sched_switch\x00', r0}, 0x10) ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, 0x0) socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(0xffffffffffffffff, 0x0, 0x0) openat$hwrng(0xffffffffffffff9c, &(0x7f00000001c0), 0x0, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) sendmsg$netlink(r1, &(0x7f0000006440)={0x0, 0xefffffff, &(0x7f00000063c0)=[{&(0x7f0000000600)={0x34, 0x10, 0x1, 0x0, 0x0, "", [@typed={0x8, 0x0, 0x0, 0x0, @u32}, @typed={0x8, 0x0, 0x0, 0x0, @uid}, @typed={0x14, 0x1b, 0x0, 0x0, @ipv6=@loopback={0x21}}]}, 0x34}], 0x1}, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000140)={0x0, 0x50000000, &(0x7f0000000240)={&(0x7f0000000180)=@newlink={0x28, 0x10, 0x801, 0x0, 0x0, {0x0, 0x0, 0x10, 0x0, 0xa8d}, [@IFLA_GROUP={0x8}]}, 0x28}}, 0x0) [ 1817.380830][ T6041] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 1817.393746][ T6041] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 1817.413675][ T6041] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 1817.422527][ T6041] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 1817.431086][ T6041] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 1817.439991][ T6041] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 1817.448229][ T6041] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 1817.456397][ T6041] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 1817.464406][T22992] SELinux: unrecognized netlink message: protocol=0 nlmsg_type=115 sclass=netlink_route_socket pid=22992 comm=syz-executor.0 [ 1817.478015][ T6041] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 1817.486384][ T6041] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 1817.494998][ T6041] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 1817.503223][ T6041] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 1817.511491][ T6041] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 1817.520058][ T6041] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready 03:25:30 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) open(0x0, 0x0, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) sendmsg$netlink(r1, 0x0, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x50000002, &(0x7f0000000240)={&(0x7f0000000180)=@newlink={0x28, 0x10, 0x801, 0x0, 0x0, {0x0, 0x0, 0x10, 0x0, 0xa8d}, [@IFLA_GROUP={0x8}]}, 0x28}}, 0x0) 03:25:30 executing program 0: sendmsg$nl_route(0xffffffffffffffff, 0x0, 0x0) socket$netlink(0x10, 0x3, 0x0) openat$hwrng(0xffffffffffffff9c, 0x0, 0x0, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) sendmsg$netlink(r1, &(0x7f0000006440)={0x0, 0x0, &(0x7f00000063c0)=[{&(0x7f0000000600)={0x34, 0x10, 0x1, 0x0, 0x0, "", [@typed={0x8, 0x0, 0x0, 0x0, @u32}, @typed={0x8, 0x0, 0x0, 0x0, @uid}, @typed={0x14, 0x1b, 0x0, 0x0, @ipv6=@loopback={0x21}}]}, 0x34}], 0x1}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x50000000, &(0x7f0000000240)={&(0x7f0000000180)=@newlink={0x28, 0x10, 0x802, 0x0, 0x0, {0x0, 0x0, 0x10, 0x0, 0xa8d}, [@IFLA_GROUP={0x8}]}, 0x28}}, 0x0) [ 1817.528070][ T6041] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready 03:25:30 executing program 2: socket$nl_route(0x10, 0x3, 0x0) socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={0x0}}, 0x0) r0 = bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f0000000200)={0x18, 0x4, &(0x7f00000002c0)=ANY=[@ANYBLOB="18010000000000000000000000000000850000006d00000095"], &(0x7f0000000100)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, 0x2, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0}, 0x80) bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f0000000080)={&(0x7f0000000000)='sched_switch\x00', r0}, 0x10) ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, 0x0) socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(0xffffffffffffffff, 0x0, 0x0) openat$hwrng(0xffffffffffffff9c, &(0x7f00000001c0), 0x0, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) sendmsg$netlink(r1, &(0x7f0000006440)={0x0, 0xf0ffffff, &(0x7f00000063c0)=[{&(0x7f0000000600)={0x34, 0x10, 0x1, 0x0, 0x0, "", [@typed={0x8, 0x0, 0x0, 0x0, @u32}, @typed={0x8, 0x0, 0x0, 0x0, @uid}, @typed={0x14, 0x1b, 0x0, 0x0, @ipv6=@loopback={0x21}}]}, 0x34}], 0x1}, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000140)={0x0, 0x50000000, &(0x7f0000000240)={&(0x7f0000000180)=@newlink={0x28, 0x10, 0x801, 0x0, 0x0, {0x0, 0x0, 0x10, 0x0, 0xa8d}, [@IFLA_GROUP={0x8}]}, 0x28}}, 0x0) 03:25:31 executing program 4: ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, 0x0) openat$hwrng(0xffffffffffffff9c, 0x0, 0x0, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) open(0x0, 0x0, 0x0) open(0x0, 0x0, 0x0) syz_open_procfs(0x0, 0x0) syz_genetlink_get_family_id$ipvs(0x0, 0xffffffffffffffff) r1 = socket$netlink(0x10, 0x3, 0x0) sendmsg$netlink(r1, &(0x7f0000006440)={0x0, 0x0, &(0x7f00000063c0)=[{&(0x7f0000000600)={0x34, 0x10, 0x1, 0x0, 0x0, "", [@typed={0x8, 0x0, 0x0, 0x0, @u32}, @typed={0x8, 0x0, 0x0, 0x0, @uid}, @typed={0x14, 0x1b, 0x0, 0x0, @ipv6=@loopback={0x21}}]}, 0x34}], 0x1}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x50000000, &(0x7f0000000240)={&(0x7f0000000180)=@newlink={0x28, 0x10, 0x808, 0x0, 0x0, {0x0, 0x0, 0x10, 0x0, 0xa8d}, [@IFLA_GROUP={0x8}]}, 0x28}}, 0x0) [ 1817.589736][T22991] bridge0: port 2(bridge_slave_1) entered disabled state [ 1817.597030][T22991] bridge0: port 1(bridge_slave_0) entered disabled state 03:25:31 executing program 3: bpf$ENABLE_STATS(0x20, 0x0, 0x0) r0 = openat$kvm(0xffffffffffffff9c, 0x0, 0x0, 0x0) prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r1 = getpid() sched_setaffinity(0x0, 0x8, &(0x7f0000000240)=0x2) sched_setscheduler(r1, 0x2, &(0x7f0000000200)=0x4) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) connect$unix(r2, &(0x7f0000000180)=@abs, 0x6e) sendmmsg$unix(r3, &(0x7f00000bd000), 0x318, 0x0) recvmmsg(r2, &(0x7f00000000c0), 0x10106, 0x2, 0x0) r4 = bpf$PROG_LOAD(0x5, &(0x7f0000000440)={0x11, 0x6, &(0x7f00000004c0)=ANY=[@ANYBLOB="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"/608], &(0x7f0000000080)='GPL\x00', 0x5, 0x29e, &(0x7f000000cf3d)=""/195, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x6, 0x0, 0x0, 0x10, 0x0}, 0x70) prlimit64(r1, 0x0, &(0x7f0000000000)={0x7, 0x10000}, &(0x7f0000000400)) ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r5 = bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f00000000c0)={&(0x7f0000000080)='sched_switch\x00', r4}, 0x10) sendmmsg$unix(0xffffffffffffffff, &(0x7f00000087c0)=[{{0x0, 0x0, &(0x7f0000000280)=[{&(0x7f0000000340)="752384037276623af5639b6a609aae05867a472736496fd7af94a6716acefbb9bb5ba16c4e0537e05042acad9a6a7c460b47b3ffe7d531efe42b2a581d8497c0c6e97e55f61dddc3a3702e8d11d281aa6cc82f1c7944b7fa58154ddb75ac7b17ef25408be34a533e1cc1b6c5f817543a1dbe9c15dd82f4742d8318ef9977a06d786a14b9784252a1cf576a85d6496ea158e9299c09093c0ddf840401a22353d05383341fa8388c868c8337c90dbf494c881730f1f4e2420937b1", 0xba}], 0x1, &(0x7f00000002c0)=[@cred={{0x1c, 0x1, 0x2, {r1}}}, @cred={{0x1c, 0x1, 0x2, {r1, 0x0, 0xee01}}}], 0x40, 0x24048814}}, {{0x0, 0x0, &(0x7f0000000b40)=[{&(0x7f0000000840)="7ee0255692350f13f34ceb0d2f3e6d4893ad62894f30a1b018fdcd7eea61eed31750537752647650be017bc77da704ba1f69fc5227f6e99e920fbf367e42d28d313c3fc21ea04bcc1ab834226665db6a38dc2d7835573d634a24217b6fe63a9afc961f9597d8d2f3c8881b6a564a79c7fe9b60fbbcfd62221022b45c1b32fabc82161d6196fbf768d1eaa780e3d8df80d21e2f221f51d4083297d0388acb557dbf441f255c1af96b01124284ddef5a252fe3008461764264b631cae2ae", 0xbd}, {&(0x7f0000000940)="aaf0a13237e98477da52b9434649c0fc5cc05a188a5a3c44aaf4f2850418371e43254e7ab50d7b1683cad9349754a9254e952f77022eeefeceb9642d6b6ac5cb8216df16bf7e345b79", 0x49}, {&(0x7f00000009c0)="c2ba1a8f103167e31669bbc62727a7d88ea2239c556d88d8df86096cb95c8c4793943ce22a4bac39f63be65300706d34a0fdee505935d98647adb83416a101ab672c63d1da216cf2d2cb712222b539e36431f457cba73fee458f10d263b1043ce4bd4de92f6722124e346eb6e5981e7dfcca52a2f5b68420a3c0be07480a593ef6c4fa5cc1cd9fc168eec433e7f7662e22a70ce73820f9bc5968a9ac2515208ddb3b2b925df94ebcaf2d00629a61200ed0ef43b545086990498fcfc5d4d1f98d1add4fe673d5aee46a8ad2a95a3a15a58ffd75ad2de31fa0dfcae0957e859cdb6e419674426c62d9ae5a636e3a80", 0xee}, {&(0x7f0000000ac0)="915d48fa35bb4f12d70be9ea71295925f8bf27b1e5775c4eface241a85a108c2410a63d8c161b380ebf76b472c5211c7787943e756326cd224e95464fbcc73605a54d684b7d6603ce636808128ece9fb8097a2", 0x53}, {0x0}], 0x5, &(0x7f0000002e00)=[@cred={{0x1c, 0x1, 0x2, {0x0, 0xffffffffffffffff, 0xee00}}}, @cred={{0x1c}}, @rights={{0x2c, 0x1, 0x1, [0xffffffffffffffff, 0xffffffffffffffff, r0, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, r4]}}, @rights={{0x24, 0x1, 0x1, [r5, 0xffffffffffffffff, 0xffffffffffffffff, r4, 0xffffffffffffffff]}}], 0x98, 0x24040040}}, {{0x0, 0x0, &(0x7f0000004100)=[{&(0x7f0000002f40)="637b067f6f99f10cf92d46aea478a379b64f74b6cc226ea87ae4dfcade98f00ffff419239b1e5237e29c77babd53b768c6ad1b737bf908e1e321d457952a3d0c6c559a4af90c74640ba975989271cb01056ac475238d05c8e74b936a6e4ca95e6ce834a82b06d98646a42526ecee1d75934e011ad16d", 0x76}, {&(0x7f0000002fc0)}, {0x0}, {&(0x7f00000040c0)="7886974179698d4c40ac77ac1e2aa4298505fe54b89e5b20ee2cb5b2e216", 0x1e}], 0x4, 0x0, 0x0, 0x40048c4}}, {{0x0, 0x0, 0x0, 0x0, &(0x7f0000005440)=[@cred={{0x1c}}], 0x20, 0x10}}, {{0x0, 0x0, &(0x7f00000086c0)=[{&(0x7f0000005500)="21e6f39df30227ba9da9edf4a1f3dfe4cf9433853b7022b246949a6e1c5f12be85c3be82d6921d2640dc82d7937e97126c908bf8393f5ad7aabee741c17d02348df77176be6403bbb6fcd79958cb855cf37a20081da66ebba8930691bfda12342a802016e42c7fc3204f97ea62b87dfc808df3498dd7ce696710196c56f36bbd9f2367a3bde9faa65c4f4466c5cc3d8f329e9e1657e6fa8cea232ce8e78d9df7e70ae82d463fdec63aec8ffac4b443b8c1", 0xb1}, {&(0x7f0000005680)="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", 0x575}, {&(0x7f0000006680)}, {0x0}, {&(0x7f0000008680)="7dbebf4cac6e576dc6327f72820ef4", 0xf}], 0x5, &(0x7f0000008740)=[@rights={{0x14, 0x1, 0x1, [r0]}}, @rights={{0x24, 0x1, 0x1, [0xffffffffffffffff, r0, 0xffffffffffffffff, r4, r5]}}, @rights={{0x18, 0x1, 0x1, [r4, 0xffffffffffffffff]}}], 0x58, 0x20040040}}], 0x5, 0x40000) r6 = openat$loop_ctrl(0xffffff9c, &(0x7f0000000040), 0x0, 0x0) sendmsg$nl_route(r5, &(0x7f0000000300)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x200}, 0xc, 0x0, 0x1, 0x0, 0x0, 0x4000004}, 0x8010) ioctl$LOOP_CTL_ADD(r6, 0x4c80, 0x0) (fail_nth: 27) ioctl$LOOP_CTL_REMOVE(r6, 0x4c81, 0x0) r7 = creat(&(0x7f0000000240)='./file0\x00', 0x0) fallocate(r7, 0x100000011, 0x0, 0x2811fdff) [ 1817.631769][T22993] bridge0: port 1(bridge_slave_0) entered blocking state [ 1817.638852][T22993] bridge0: port 1(bridge_slave_0) entered forwarding state [ 1817.648398][T22993] bridge0: port 2(bridge_slave_1) entered blocking state [ 1817.655437][T22993] bridge0: port 2(bridge_slave_1) entered forwarding state 03:25:31 executing program 5: r0 = socket$nl_route(0x10, 0x3, 0x0) open(0x0, 0x0, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) sendmsg$netlink(r1, &(0x7f0000006440)={0x0, 0x0, &(0x7f00000063c0)=[{&(0x7f0000000600)={0x34, 0x10, 0x1, 0x0, 0x0, "", [@typed={0x8, 0x0, 0x0, 0x0, @u32}, @typed={0x8, 0x0, 0x0, 0x0, @uid}, @typed={0x14, 0x1b, 0x0, 0x0, @ipv6=@loopback={0x21}}]}, 0x34}], 0x1}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x50000000, &(0x7f0000000240)={&(0x7f0000000180)=@newlink={0x28, 0x10, 0x801, 0x0, 0x2, {0x0, 0x0, 0x10, 0x0, 0xa8d}, [@IFLA_GROUP={0x8}]}, 0x28}}, 0x0) [ 1817.684222][ T6041] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 1817.692868][ T6041] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 1817.700567][ T6041] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 1817.708967][ T6041] bridge0: port 1(bridge_slave_0) entered blocking state [ 1817.716046][ T6041] bridge0: port 1(bridge_slave_0) entered forwarding state [ 1817.723806][ T6041] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 1817.825767][T23011] FAULT_INJECTION: forcing a failure. [ 1817.825767][T23011] name failslab, interval 1, probability 0, space 0, times 0 [ 1817.838568][T23011] CPU: 1 PID: 23011 Comm: syz-executor.3 Not tainted 5.10.160-syzkaller-01321-g003c389455eb #0 [ 1817.848872][T23011] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 1817.858905][T23011] Call Trace: [ 1817.862175][T23011] dump_stack_lvl+0x1e2/0x24b [ 1817.866831][T23011] ? panic+0x7d7/0x7d7 [ 1817.870877][T23011] ? bfq_pos_tree_add_move+0x43e/0x43e [ 1817.876311][T23011] dump_stack+0x15/0x17 [ 1817.880445][T23011] should_fail+0x3c0/0x510 [ 1817.884838][T23011] ? blk_mq_realloc_hw_ctxs+0x4bb/0x1840 [ 1817.890452][T23011] __should_failslab+0x9f/0xe0 [ 1817.895278][T23011] should_failslab+0x9/0x20 [ 1817.899756][T23011] __kmalloc+0x60/0x360 [ 1817.903890][T23011] ? blk_mq_hw_queue_to_node+0x101/0x120 [ 1817.909495][T23011] blk_mq_realloc_hw_ctxs+0x4bb/0x1840 [ 1817.914934][T23011] ? cpumask_next+0x11/0x30 [ 1817.919418][T23011] ? blk_mq_sysfs_init+0x1c1/0x200 [ 1817.924507][T23011] blk_mq_init_allocated_queue+0x41a/0x1a30 [ 1817.930377][T23011] ? blk_set_default_limits+0x17b/0x410 [ 1817.935900][T23011] ? blk_alloc_queue+0x574/0x640 [ 1817.940815][T23011] blk_mq_init_queue+0x6c/0xc0 [ 1817.945562][T23011] loop_add+0x270/0x760 [ 1817.949697][T23011] loop_control_ioctl+0x564/0x740 [ 1817.954700][T23011] ? loop_remove+0xb0/0xb0 [ 1817.959095][T23011] ? security_file_ioctl+0x74/0xd0 [ 1817.964188][T23011] ? security_file_ioctl+0xb1/0xd0 [ 1817.969276][T23011] ? __sanitizer_cov_trace_pc+0x3c/0x60 [ 1817.974799][T23011] ? security_file_ioctl+0xb1/0xd0 [ 1817.979887][T23011] ? loop_remove+0xb0/0xb0 [ 1817.984282][T23011] __se_sys_ioctl+0x115/0x190 [ 1817.988944][T23011] __x64_sys_ioctl+0x7b/0x90 [ 1817.993511][T23011] do_syscall_64+0x34/0x70 [ 1817.997966][T23011] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 1818.003835][T23011] RIP: 0033:0x7f0de7cfa0a9 [ 1818.008230][T23011] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 f1 19 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 1818.027814][T23011] RSP: 002b:00007f0de6a2b168 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 1818.036208][T23011] RAX: ffffffffffffffda RBX: 00007f0de7e1a120 RCX: 00007f0de7cfa0a9 [ 1818.044248][T23011] RDX: 0000000000000000 RSI: 0000000000004c80 RDI: 0000000000000008 [ 1818.052291][T23011] RBP: 00007f0de6a2b1d0 R08: 0000000000000000 R09: 0000000000000000 [ 1818.060241][T23011] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 1818.068189][T23011] R13: 00007ffd739418ef R14: 00007f0de6a2b300 R15: 0000000000022000 [ 1818.208416][ T6041] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 1818.218097][ T6041] bridge0: port 2(bridge_slave_1) entered blocking state [ 1818.225159][ T6041] bridge0: port 2(bridge_slave_1) entered forwarding state [ 1818.232555][ T6041] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 1818.240876][ T6041] IPv6: ADDRCONF(NETDEV_CHANGE): bond_slave_0: link becomes ready [ 1818.249054][ T6041] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 1818.257344][ T6041] IPv6: ADDRCONF(NETDEV_CHANGE): bond_slave_1: link becomes ready [ 1818.265365][ T6041] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 1818.273575][ T6041] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 1818.281604][ T6041] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 1818.289836][ T6041] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 1818.297880][ T6041] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 1818.306105][ T6041] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 1818.314318][ T6041] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 1818.322683][ T6041] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 1818.331088][ T6041] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 1818.339443][ T6041] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 1818.347400][ T6041] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 1818.355520][ T6041] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 1818.363466][ T6041] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 1818.371598][ T6041] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 1818.379899][ T6041] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 1818.388302][ T6041] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 1818.396207][ T6041] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 1818.404498][ T6041] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 1818.412681][ T6041] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 1818.421002][ T6041] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 1818.428741][ T6041] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 1818.436293][ T6041] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 1818.444664][ T6041] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 1818.453189][ T6041] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 1818.461535][ T6041] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 1818.469788][ T6041] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 1818.478058][ T6041] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 1818.486344][ T6041] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 1818.495125][ T6041] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready 03:25:31 executing program 3: bpf$ENABLE_STATS(0x20, 0x0, 0x0) r0 = openat$kvm(0xffffffffffffff9c, 0x0, 0x0, 0x0) prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r1 = getpid() sched_setaffinity(0x0, 0x8, &(0x7f0000000240)=0x2) sched_setscheduler(r1, 0x2, &(0x7f0000000200)=0x4) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) connect$unix(r2, &(0x7f0000000180)=@abs, 0x6e) sendmmsg$unix(r3, &(0x7f00000bd000), 0x318, 0x0) recvmmsg(r2, &(0x7f00000000c0), 0x10106, 0x2, 0x0) r4 = bpf$PROG_LOAD(0x5, &(0x7f0000000440)={0x11, 0x6, &(0x7f00000004c0)=ANY=[@ANYBLOB="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"/608], &(0x7f0000000080)='GPL\x00', 0x5, 0x29e, &(0x7f000000cf3d)=""/195, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x6, 0x0, 0x0, 0x10, 0x0}, 0x70) prlimit64(r1, 0x0, &(0x7f0000000000)={0x7, 0x10000}, &(0x7f0000000400)) ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r5 = bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f00000000c0)={&(0x7f0000000080)='sched_switch\x00', r4}, 0x10) sendmmsg$unix(0xffffffffffffffff, &(0x7f00000087c0)=[{{0x0, 0x0, &(0x7f0000000280)=[{&(0x7f0000000340)="752384037276623af5639b6a609aae05867a472736496fd7af94a6716acefbb9bb5ba16c4e0537e05042acad9a6a7c460b47b3ffe7d531efe42b2a581d8497c0c6e97e55f61dddc3a3702e8d11d281aa6cc82f1c7944b7fa58154ddb75ac7b17ef25408be34a533e1cc1b6c5f817543a1dbe9c15dd82f4742d8318ef9977a06d786a14b9784252a1cf576a85d6496ea158e9299c09093c0ddf840401a22353d05383341fa8388c868c8337c90dbf494c881730f1f4e2420937b1", 0xba}], 0x1, &(0x7f00000002c0)=[@cred={{0x1c, 0x1, 0x2, {r1}}}, @cred={{0x1c, 0x1, 0x2, {r1, 0x0, 0xee01}}}], 0x40, 0x24048814}}, {{0x0, 0x0, &(0x7f0000000b40)=[{&(0x7f0000000840)="7ee0255692350f13f34ceb0d2f3e6d4893ad62894f30a1b018fdcd7eea61eed31750537752647650be017bc77da704ba1f69fc5227f6e99e920fbf367e42d28d313c3fc21ea04bcc1ab834226665db6a38dc2d7835573d634a24217b6fe63a9afc961f9597d8d2f3c8881b6a564a79c7fe9b60fbbcfd62221022b45c1b32fabc82161d6196fbf768d1eaa780e3d8df80d21e2f221f51d4083297d0388acb557dbf441f255c1af96b01124284ddef5a252fe3008461764264b631cae2ae", 0xbd}, {&(0x7f0000000940)="aaf0a13237e98477da52b9434649c0fc5cc05a188a5a3c44aaf4f2850418371e43254e7ab50d7b1683cad9349754a9254e952f77022eeefeceb9642d6b6ac5cb8216df16bf7e345b79", 0x49}, {&(0x7f00000009c0)="c2ba1a8f103167e31669bbc62727a7d88ea2239c556d88d8df86096cb95c8c4793943ce22a4bac39f63be65300706d34a0fdee505935d98647adb83416a101ab672c63d1da216cf2d2cb712222b539e36431f457cba73fee458f10d263b1043ce4bd4de92f6722124e346eb6e5981e7dfcca52a2f5b68420a3c0be07480a593ef6c4fa5cc1cd9fc168eec433e7f7662e22a70ce73820f9bc5968a9ac2515208ddb3b2b925df94ebcaf2d00629a61200ed0ef43b545086990498fcfc5d4d1f98d1add4fe673d5aee46a8ad2a95a3a15a58ffd75ad2de31fa0dfcae0957e859cdb6e419674426c62d9ae5a636e3a80", 0xee}, {&(0x7f0000000ac0)="915d48fa35bb4f12d70be9ea71295925f8bf27b1e5775c4eface241a85a108c2410a63d8c161b380ebf76b472c5211c7787943e756326cd224e95464fbcc73605a54d684b7d6603ce636808128ece9fb8097a2", 0x53}, {0x0}], 0x5, &(0x7f0000002e00)=[@cred={{0x1c, 0x1, 0x2, {0x0, 0xffffffffffffffff, 0xee00}}}, @cred={{0x1c}}, @rights={{0x2c, 0x1, 0x1, [0xffffffffffffffff, 0xffffffffffffffff, r0, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, r4]}}, @rights={{0x24, 0x1, 0x1, [r5, 0xffffffffffffffff, 0xffffffffffffffff, r4, 0xffffffffffffffff]}}], 0x98, 0x24040040}}, {{0x0, 0x0, &(0x7f0000004100)=[{&(0x7f0000002f40)="637b067f6f99f10cf92d46aea478a379b64f74b6cc226ea87ae4dfcade98f00ffff419239b1e5237e29c77babd53b768c6ad1b737bf908e1e321d457952a3d0c6c559a4af90c74640ba975989271cb01056ac475238d05c8e74b936a6e4ca95e6ce834a82b06d98646a42526ecee1d75934e011ad16d", 0x76}, {&(0x7f0000002fc0)}, {0x0}, {&(0x7f00000040c0)="7886974179698d4c40ac77ac1e2aa4298505fe54b89e5b20ee2cb5b2e216", 0x1e}], 0x4, 0x0, 0x0, 0x40048c4}}, {{0x0, 0x0, 0x0, 0x0, &(0x7f0000005440)=[@cred={{0x1c}}], 0x20, 0x10}}, {{0x0, 0x0, &(0x7f00000086c0)=[{&(0x7f0000005500)="21e6f39df30227ba9da9edf4a1f3dfe4cf9433853b7022b246949a6e1c5f12be85c3be82d6921d2640dc82d7937e97126c908bf8393f5ad7aabee741c17d02348df77176be6403bbb6fcd79958cb855cf37a20081da66ebba8930691bfda12342a802016e42c7fc3204f97ea62b87dfc808df3498dd7ce696710196c56f36bbd9f2367a3bde9faa65c4f4466c5cc3d8f329e9e1657e6fa8cea232ce8e78d9df7e70ae82d463fdec63aec8ffac4b443b8c1", 0xb1}, {&(0x7f0000005680)="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", 0x575}, {&(0x7f0000006680)}, {0x0}, {&(0x7f0000008680)="7dbebf4cac6e576dc6327f72820ef4", 0xf}], 0x5, &(0x7f0000008740)=[@rights={{0x14, 0x1, 0x1, [r0]}}, @rights={{0x24, 0x1, 0x1, [0xffffffffffffffff, r0, 0xffffffffffffffff, r4, r5]}}, @rights={{0x18, 0x1, 0x1, [r4, 0xffffffffffffffff]}}], 0x58, 0x20040040}}], 0x5, 0x40000) r6 = openat$loop_ctrl(0xffffff9c, &(0x7f0000000040), 0x0, 0x0) sendmsg$nl_route(r5, &(0x7f0000000300)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x200}, 0xc, 0x0, 0x1, 0x0, 0x0, 0x4000004}, 0x8010) ioctl$LOOP_CTL_ADD(r6, 0x4c80, 0x0) (fail_nth: 28) ioctl$LOOP_CTL_REMOVE(r6, 0x4c81, 0x0) r7 = creat(&(0x7f0000000240)='./file0\x00', 0x0) fallocate(r7, 0x100000011, 0x0, 0x2811fdff) 03:25:31 executing program 2: socket$nl_route(0x10, 0x3, 0x0) socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={0x0}}, 0x0) r0 = bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f0000000200)={0x18, 0x4, &(0x7f00000002c0)=ANY=[@ANYBLOB="18010000000000000000000000000000850000006d00000095"], &(0x7f0000000100)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, 0x2, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0}, 0x80) bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f0000000080)={&(0x7f0000000000)='sched_switch\x00', r0}, 0x10) ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, 0x0) socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(0xffffffffffffffff, 0x0, 0x0) openat$hwrng(0xffffffffffffff9c, &(0x7f00000001c0), 0x0, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) sendmsg$netlink(r1, &(0x7f0000006440)={0x0, 0xfeffffff, &(0x7f00000063c0)=[{&(0x7f0000000600)={0x34, 0x10, 0x1, 0x0, 0x0, "", [@typed={0x8, 0x0, 0x0, 0x0, @u32}, @typed={0x8, 0x0, 0x0, 0x0, @uid}, @typed={0x14, 0x1b, 0x0, 0x0, @ipv6=@loopback={0x21}}]}, 0x34}], 0x1}, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000140)={0x0, 0x50000000, &(0x7f0000000240)={&(0x7f0000000180)=@newlink={0x28, 0x10, 0x801, 0x0, 0x0, {0x0, 0x0, 0x10, 0x0, 0xa8d}, [@IFLA_GROUP={0x8}]}, 0x28}}, 0x0) 03:25:31 executing program 0: sendmsg$nl_route(0xffffffffffffffff, 0x0, 0x0) socket$netlink(0x10, 0x3, 0x0) openat$hwrng(0xffffffffffffff9c, 0x0, 0x0, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) sendmsg$netlink(r1, &(0x7f0000006440)={0x0, 0x0, &(0x7f00000063c0)=[{&(0x7f0000000600)={0x34, 0x10, 0x1, 0x0, 0x0, "", [@typed={0x8, 0x0, 0x0, 0x0, @u32}, @typed={0x8, 0x0, 0x0, 0x0, @uid}, @typed={0x14, 0x1b, 0x0, 0x0, @ipv6=@loopback={0x21}}]}, 0x34}], 0x1}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x50000000, &(0x7f0000000240)={&(0x7f0000000180)=@newlink={0x28, 0x10, 0x805, 0x0, 0x0, {0x0, 0x0, 0x10, 0x0, 0xa8d}, [@IFLA_GROUP={0x8}]}, 0x28}}, 0x0) [ 1818.503553][ T6041] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 1818.511696][ T6041] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 1818.522204][ T6041] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 1818.530647][ T6041] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 1818.538723][ T6041] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready 03:25:31 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) open(0x0, 0x0, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) sendmsg$netlink(r1, 0x0, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x50000002, &(0x7f0000000240)={&(0x7f0000000180)=@newlink={0x28, 0x10, 0x801, 0x0, 0x0, {0x0, 0x0, 0x10, 0x0, 0xa8d}, [@IFLA_GROUP={0x8}]}, 0x28}}, 0x0) [ 1818.569891][T23002] bridge0: port 2(bridge_slave_1) entered disabled state [ 1818.577028][T23002] bridge0: port 1(bridge_slave_0) entered disabled state [ 1818.692056][T23022] FAULT_INJECTION: forcing a failure. [ 1818.692056][T23022] name failslab, interval 1, probability 0, space 0, times 0 [ 1818.704755][T23022] CPU: 1 PID: 23022 Comm: syz-executor.3 Not tainted 5.10.160-syzkaller-01321-g003c389455eb #0 [ 1818.715062][T23022] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 1818.725121][T23022] Call Trace: [ 1818.728567][T23022] dump_stack_lvl+0x1e2/0x24b [ 1818.733221][T23022] ? panic+0x7d7/0x7d7 [ 1818.737264][T23022] ? bfq_pos_tree_add_move+0x43e/0x43e [ 1818.742696][T23022] dump_stack+0x15/0x17 [ 1818.746831][T23022] should_fail+0x3c0/0x510 [ 1818.751254][T23022] ? blk_mq_realloc_hw_ctxs+0x802/0x1840 [ 1818.756862][T23022] __should_failslab+0x9f/0xe0 [ 1818.761602][T23022] should_failslab+0x9/0x20 [ 1818.766082][T23022] __kmalloc+0x60/0x360 [ 1818.770214][T23022] ? blk_mq_realloc_hw_ctxs+0x4bb/0x1840 [ 1818.775820][T23022] blk_mq_realloc_hw_ctxs+0x802/0x1840 [ 1818.781260][T23022] blk_mq_init_allocated_queue+0x41a/0x1a30 [ 1818.787135][T23022] ? blk_set_default_limits+0x17b/0x410 [ 1818.792657][T23022] ? blk_alloc_queue+0x574/0x640 [ 1818.797569][T23022] blk_mq_init_queue+0x6c/0xc0 [ 1818.802310][T23022] loop_add+0x270/0x760 [ 1818.806442][T23022] loop_control_ioctl+0x564/0x740 [ 1818.811442][T23022] ? __irq_exit_rcu+0x41/0x150 [ 1818.816184][T23022] ? loop_remove+0xb0/0xb0 [ 1818.820578][T23022] ? irq_exit_rcu+0x9/0x10 [ 1818.824974][T23022] ? sysvec_call_function_single+0xcb/0xe0 [ 1818.830758][T23022] ? asm_sysvec_call_function_single+0x12/0x20 [ 1818.836886][T23022] ? loop_remove+0xb0/0xb0 [ 1818.841282][T23022] __se_sys_ioctl+0x115/0x190 [ 1818.845935][T23022] __x64_sys_ioctl+0x7b/0x90 [ 1818.850500][T23022] do_syscall_64+0x34/0x70 [ 1818.854894][T23022] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 1818.860762][T23022] RIP: 0033:0x7f0de7cfa0a9 [ 1818.865153][T23022] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 f1 19 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 1818.884734][T23022] RSP: 002b:00007f0de6a2b168 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 1818.893124][T23022] RAX: ffffffffffffffda RBX: 00007f0de7e1a120 RCX: 00007f0de7cfa0a9 [ 1818.901077][T23022] RDX: 0000000000000000 RSI: 0000000000004c80 RDI: 0000000000000008 [ 1818.909030][T23022] RBP: 00007f0de6a2b1d0 R08: 0000000000000000 R09: 0000000000000000 [ 1818.916977][T23022] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 1818.924926][T23022] R13: 00007ffd739418ef R14: 00007f0de6a2b300 R15: 0000000000022000 03:25:32 executing program 4: ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, 0x0) openat$hwrng(0xffffffffffffff9c, 0x0, 0x0, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) open(0x0, 0x0, 0x0) open(0x0, 0x0, 0x0) syz_open_procfs(0x0, 0x0) syz_genetlink_get_family_id$ipvs(0x0, 0xffffffffffffffff) r1 = socket$netlink(0x10, 0x3, 0x0) sendmsg$netlink(r1, &(0x7f0000006440)={0x0, 0x0, &(0x7f00000063c0)=[{&(0x7f0000000600)={0x34, 0x10, 0x1, 0x0, 0x0, "", [@typed={0x8, 0x0, 0x0, 0x0, @u32}, @typed={0x8, 0x0, 0x0, 0x0, @uid}, @typed={0x14, 0x1b, 0x0, 0x0, @ipv6=@loopback={0x21}}]}, 0x34}], 0x1}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x50000000, &(0x7f0000000240)={&(0x7f0000000180)=@newlink={0x28, 0x10, 0x801, 0x0, 0x0, {0x0, 0x0, 0x10, 0x0, 0xa8d}, [@IFLA_GROUP={0x8}]}, 0x28}}, 0x0) [ 1819.083296][T23009] bridge0: port 2(bridge_slave_1) entered disabled state [ 1819.090660][T23009] bridge0: port 1(bridge_slave_0) entered disabled state 03:25:32 executing program 5: r0 = socket$nl_route(0x10, 0x3, 0x0) open(0x0, 0x0, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) sendmsg$netlink(r1, &(0x7f0000006440)={0x0, 0x0, &(0x7f00000063c0)=[{&(0x7f0000000600)={0x34, 0x10, 0x1, 0x0, 0x0, "", [@typed={0x8, 0x0, 0x0, 0x0, @u32}, @typed={0x8, 0x0, 0x0, 0x0, @uid}, @typed={0x14, 0x1b, 0x0, 0x0, @ipv6=@loopback={0x21}}]}, 0x34}], 0x1}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x50000000, &(0x7f0000000240)={&(0x7f0000000180)=@newlink={0x28, 0x10, 0x801, 0x0, 0x3, {0x0, 0x0, 0x10, 0x0, 0xa8d}, [@IFLA_GROUP={0x8}]}, 0x28}}, 0x0) [ 1819.127996][T23012] bridge0: port 1(bridge_slave_0) entered blocking state [ 1819.135038][T23012] bridge0: port 1(bridge_slave_0) entered forwarding state [ 1819.143270][T23012] bridge0: port 2(bridge_slave_1) entered blocking state [ 1819.150312][T23012] bridge0: port 2(bridge_slave_1) entered forwarding state [ 1819.166304][ T6041] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 1819.179516][ T6041] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 1819.187186][ T6041] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 1819.195641][ T6041] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 1819.207008][ T6041] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 1819.215226][ T6041] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 1819.223719][ T6041] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 1819.232024][ T6041] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 1819.240413][ T6041] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 1819.248878][ T6041] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 1819.257592][ T6041] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 1819.265771][ T6041] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready 03:25:32 executing program 2: socket$nl_route(0x10, 0x3, 0x0) socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={0x0}}, 0x0) r0 = bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f0000000200)={0x18, 0x4, &(0x7f00000002c0)=ANY=[@ANYBLOB="18010000000000000000000000000000850000006d00000095"], &(0x7f0000000100)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, 0x2, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0}, 0x80) bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f0000000080)={&(0x7f0000000000)='sched_switch\x00', r0}, 0x10) ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, 0x0) socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(0xffffffffffffffff, 0x0, 0x0) openat$hwrng(0xffffffffffffff9c, &(0x7f00000001c0), 0x0, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) sendmsg$netlink(r1, &(0x7f0000006440)={0x0, 0xffffff7f, &(0x7f00000063c0)=[{&(0x7f0000000600)={0x34, 0x10, 0x1, 0x0, 0x0, "", [@typed={0x8, 0x0, 0x0, 0x0, @u32}, @typed={0x8, 0x0, 0x0, 0x0, @uid}, @typed={0x14, 0x1b, 0x0, 0x0, @ipv6=@loopback={0x21}}]}, 0x34}], 0x1}, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000140)={0x0, 0x50000000, &(0x7f0000000240)={&(0x7f0000000180)=@newlink={0x28, 0x10, 0x801, 0x0, 0x0, {0x0, 0x0, 0x10, 0x0, 0xa8d}, [@IFLA_GROUP={0x8}]}, 0x28}}, 0x0) 03:25:32 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) open(0x0, 0x0, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) sendmsg$netlink(r1, &(0x7f0000006440)={0x0, 0x0, 0x0}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x50000002, &(0x7f0000000240)={&(0x7f0000000180)=@newlink={0x28, 0x10, 0x801, 0x0, 0x0, {0x0, 0x0, 0x10, 0x0, 0xa8d}, [@IFLA_GROUP={0x8}]}, 0x28}}, 0x0) [ 1819.274033][ T6041] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 1819.282528][ T6041] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 1819.290535][ T6041] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready 03:25:32 executing program 0: sendmsg$nl_route(0xffffffffffffffff, 0x0, 0x0) socket$netlink(0x10, 0x3, 0x0) openat$hwrng(0xffffffffffffff9c, 0x0, 0x0, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) sendmsg$netlink(r1, &(0x7f0000006440)={0x0, 0x0, &(0x7f00000063c0)=[{&(0x7f0000000600)={0x34, 0x10, 0x1, 0x0, 0x0, "", [@typed={0x8, 0x0, 0x0, 0x0, @u32}, @typed={0x8, 0x0, 0x0, 0x0, @uid}, @typed={0x14, 0x1b, 0x0, 0x0, @ipv6=@loopback={0x21}}]}, 0x34}], 0x1}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x50000000, &(0x7f0000000240)={&(0x7f0000000180)=@newlink={0x28, 0x10, 0x808, 0x0, 0x0, {0x0, 0x0, 0x10, 0x0, 0xa8d}, [@IFLA_GROUP={0x8}]}, 0x28}}, 0x0) 03:25:32 executing program 4: ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, 0x0) openat$hwrng(0xffffffffffffff9c, 0x0, 0x0, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) open(0x0, 0x0, 0x0) open(0x0, 0x0, 0x0) syz_open_procfs(0x0, 0x0) syz_genetlink_get_family_id$ipvs(0x0, 0xffffffffffffffff) r1 = socket$netlink(0x10, 0x3, 0x0) sendmsg$netlink(r1, &(0x7f0000006440)={0x0, 0x0, &(0x7f00000063c0)=[{&(0x7f0000000600)={0x34, 0x10, 0x1, 0x0, 0x0, "", [@typed={0x8, 0x0, 0x0, 0x0, @u32}, @typed={0x8, 0x0, 0x0, 0x0, @uid}, @typed={0x14, 0x1b, 0x0, 0x0, @ipv6=@loopback={0x21}}]}, 0x34}], 0x1}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x50000000, &(0x7f0000000240)={&(0x7f0000000180)=@newlink={0x28, 0x10, 0x801, 0x2, 0x0, {0x0, 0x0, 0x10, 0x0, 0xa8d}, [@IFLA_GROUP={0x8}]}, 0x28}}, 0x0) 03:25:32 executing program 3: bpf$ENABLE_STATS(0x20, 0x0, 0x0) r0 = openat$kvm(0xffffffffffffff9c, 0x0, 0x0, 0x0) prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r1 = getpid() sched_setaffinity(0x0, 0x8, &(0x7f0000000240)=0x2) sched_setscheduler(r1, 0x2, &(0x7f0000000200)=0x4) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) connect$unix(r2, &(0x7f0000000180)=@abs, 0x6e) sendmmsg$unix(r3, &(0x7f00000bd000), 0x318, 0x0) recvmmsg(r2, &(0x7f00000000c0), 0x10106, 0x2, 0x0) r4 = bpf$PROG_LOAD(0x5, &(0x7f0000000440)={0x11, 0x6, &(0x7f00000004c0)=ANY=[@ANYBLOB="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"/608], &(0x7f0000000080)='GPL\x00', 0x5, 0x29e, &(0x7f000000cf3d)=""/195, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x6, 0x0, 0x0, 0x10, 0x0}, 0x70) prlimit64(r1, 0x0, &(0x7f0000000000)={0x7, 0x10000}, &(0x7f0000000400)) ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r5 = bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f00000000c0)={&(0x7f0000000080)='sched_switch\x00', r4}, 0x10) sendmmsg$unix(0xffffffffffffffff, &(0x7f00000087c0)=[{{0x0, 0x0, &(0x7f0000000280)=[{&(0x7f0000000340)="752384037276623af5639b6a609aae05867a472736496fd7af94a6716acefbb9bb5ba16c4e0537e05042acad9a6a7c460b47b3ffe7d531efe42b2a581d8497c0c6e97e55f61dddc3a3702e8d11d281aa6cc82f1c7944b7fa58154ddb75ac7b17ef25408be34a533e1cc1b6c5f817543a1dbe9c15dd82f4742d8318ef9977a06d786a14b9784252a1cf576a85d6496ea158e9299c09093c0ddf840401a22353d05383341fa8388c868c8337c90dbf494c881730f1f4e2420937b1", 0xba}], 0x1, &(0x7f00000002c0)=[@cred={{0x1c, 0x1, 0x2, {r1}}}, @cred={{0x1c, 0x1, 0x2, {r1, 0x0, 0xee01}}}], 0x40, 0x24048814}}, {{0x0, 0x0, &(0x7f0000000b40)=[{&(0x7f0000000840)="7ee0255692350f13f34ceb0d2f3e6d4893ad62894f30a1b018fdcd7eea61eed31750537752647650be017bc77da704ba1f69fc5227f6e99e920fbf367e42d28d313c3fc21ea04bcc1ab834226665db6a38dc2d7835573d634a24217b6fe63a9afc961f9597d8d2f3c8881b6a564a79c7fe9b60fbbcfd62221022b45c1b32fabc82161d6196fbf768d1eaa780e3d8df80d21e2f221f51d4083297d0388acb557dbf441f255c1af96b01124284ddef5a252fe3008461764264b631cae2ae", 0xbd}, {&(0x7f0000000940)="aaf0a13237e98477da52b9434649c0fc5cc05a188a5a3c44aaf4f2850418371e43254e7ab50d7b1683cad9349754a9254e952f77022eeefeceb9642d6b6ac5cb8216df16bf7e345b79", 0x49}, {&(0x7f00000009c0)="c2ba1a8f103167e31669bbc62727a7d88ea2239c556d88d8df86096cb95c8c4793943ce22a4bac39f63be65300706d34a0fdee505935d98647adb83416a101ab672c63d1da216cf2d2cb712222b539e36431f457cba73fee458f10d263b1043ce4bd4de92f6722124e346eb6e5981e7dfcca52a2f5b68420a3c0be07480a593ef6c4fa5cc1cd9fc168eec433e7f7662e22a70ce73820f9bc5968a9ac2515208ddb3b2b925df94ebcaf2d00629a61200ed0ef43b545086990498fcfc5d4d1f98d1add4fe673d5aee46a8ad2a95a3a15a58ffd75ad2de31fa0dfcae0957e859cdb6e419674426c62d9ae5a636e3a80", 0xee}, {&(0x7f0000000ac0)="915d48fa35bb4f12d70be9ea71295925f8bf27b1e5775c4eface241a85a108c2410a63d8c161b380ebf76b472c5211c7787943e756326cd224e95464fbcc73605a54d684b7d6603ce636808128ece9fb8097a2", 0x53}, {0x0}], 0x5, &(0x7f0000002e00)=[@cred={{0x1c, 0x1, 0x2, {0x0, 0xffffffffffffffff, 0xee00}}}, @cred={{0x1c}}, @rights={{0x2c, 0x1, 0x1, [0xffffffffffffffff, 0xffffffffffffffff, r0, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, r4]}}, @rights={{0x24, 0x1, 0x1, [r5, 0xffffffffffffffff, 0xffffffffffffffff, r4, 0xffffffffffffffff]}}], 0x98, 0x24040040}}, {{0x0, 0x0, &(0x7f0000004100)=[{&(0x7f0000002f40)="637b067f6f99f10cf92d46aea478a379b64f74b6cc226ea87ae4dfcade98f00ffff419239b1e5237e29c77babd53b768c6ad1b737bf908e1e321d457952a3d0c6c559a4af90c74640ba975989271cb01056ac475238d05c8e74b936a6e4ca95e6ce834a82b06d98646a42526ecee1d75934e011ad16d", 0x76}, {&(0x7f0000002fc0)}, {0x0}, {&(0x7f00000040c0)="7886974179698d4c40ac77ac1e2aa4298505fe54b89e5b20ee2cb5b2e216", 0x1e}], 0x4, 0x0, 0x0, 0x40048c4}}, {{0x0, 0x0, 0x0, 0x0, &(0x7f0000005440)=[@cred={{0x1c}}], 0x20, 0x10}}, {{0x0, 0x0, &(0x7f00000086c0)=[{&(0x7f0000005500)="21e6f39df30227ba9da9edf4a1f3dfe4cf9433853b7022b246949a6e1c5f12be85c3be82d6921d2640dc82d7937e97126c908bf8393f5ad7aabee741c17d02348df77176be6403bbb6fcd79958cb855cf37a20081da66ebba8930691bfda12342a802016e42c7fc3204f97ea62b87dfc808df3498dd7ce696710196c56f36bbd9f2367a3bde9faa65c4f4466c5cc3d8f329e9e1657e6fa8cea232ce8e78d9df7e70ae82d463fdec63aec8ffac4b443b8c1", 0xb1}, {&(0x7f0000005680)="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", 0x575}, {&(0x7f0000006680)}, {0x0}, {&(0x7f0000008680)="7dbebf4cac6e576dc6327f72820ef4", 0xf}], 0x5, &(0x7f0000008740)=[@rights={{0x14, 0x1, 0x1, [r0]}}, @rights={{0x24, 0x1, 0x1, [0xffffffffffffffff, r0, 0xffffffffffffffff, r4, r5]}}, @rights={{0x18, 0x1, 0x1, [r4, 0xffffffffffffffff]}}], 0x58, 0x20040040}}], 0x5, 0x40000) r6 = openat$loop_ctrl(0xffffff9c, &(0x7f0000000040), 0x0, 0x0) sendmsg$nl_route(r5, &(0x7f0000000300)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x200}, 0xc, 0x0, 0x1, 0x0, 0x0, 0x4000004}, 0x8010) ioctl$LOOP_CTL_ADD(r6, 0x4c80, 0x0) (fail_nth: 29) ioctl$LOOP_CTL_REMOVE(r6, 0x4c81, 0x0) r7 = creat(&(0x7f0000000240)='./file0\x00', 0x0) fallocate(r7, 0x100000011, 0x0, 0x2811fdff) [ 1819.369909][T23030] bridge0: port 2(bridge_slave_1) entered disabled state [ 1819.377054][T23030] bridge0: port 1(bridge_slave_0) entered disabled state [ 1819.430419][T23031] bridge0: port 1(bridge_slave_0) entered blocking state [ 1819.437485][T23031] bridge0: port 1(bridge_slave_0) entered forwarding state [ 1819.446415][T23031] bridge0: port 2(bridge_slave_1) entered blocking state [ 1819.453471][T23031] bridge0: port 2(bridge_slave_1) entered forwarding state [ 1819.556782][T23046] FAULT_INJECTION: forcing a failure. [ 1819.556782][T23046] name failslab, interval 1, probability 0, space 0, times 0 [ 1819.569475][T23046] CPU: 1 PID: 23046 Comm: syz-executor.3 Not tainted 5.10.160-syzkaller-01321-g003c389455eb #0 [ 1819.579780][T23046] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 1819.589811][T23046] Call Trace: [ 1819.593081][T23046] dump_stack_lvl+0x1e2/0x24b [ 1819.597736][T23046] ? panic+0x7d7/0x7d7 [ 1819.601785][T23046] ? bfq_pos_tree_add_move+0x43e/0x43e [ 1819.607225][T23046] dump_stack+0x15/0x17 [ 1819.611359][T23046] should_fail+0x3c0/0x510 [ 1819.615749][T23046] ? sbitmap_init_node+0x148/0x3d0 [ 1819.620836][T23046] __should_failslab+0x9f/0xe0 [ 1819.625580][T23046] should_failslab+0x9/0x20 [ 1819.630061][T23046] __kmalloc+0x60/0x360 [ 1819.634196][T23046] sbitmap_init_node+0x148/0x3d0 [ 1819.639111][T23046] blk_mq_realloc_hw_ctxs+0x896/0x1840 [ 1819.644549][T23046] blk_mq_init_allocated_queue+0x41a/0x1a30 [ 1819.650424][T23046] ? blk_set_default_limits+0x17b/0x410 [ 1819.655954][T23046] ? blk_alloc_queue+0x574/0x640 [ 1819.660867][T23046] blk_mq_init_queue+0x6c/0xc0 [ 1819.665611][T23046] loop_add+0x270/0x760 [ 1819.669747][T23046] loop_control_ioctl+0x564/0x740 [ 1819.674752][T23046] ? loop_remove+0xb0/0xb0 [ 1819.679154][T23046] ? __fget_files+0x310/0x370 [ 1819.683809][T23046] ? security_file_ioctl+0xb1/0xd0 [ 1819.688894][T23046] ? loop_remove+0xb0/0xb0 [ 1819.693378][T23046] __se_sys_ioctl+0x115/0x190 [ 1819.698031][T23046] __x64_sys_ioctl+0x7b/0x90 [ 1819.702599][T23046] do_syscall_64+0x34/0x70 [ 1819.706995][T23046] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 1819.712861][T23046] RIP: 0033:0x7f0de7cfa0a9 [ 1819.717255][T23046] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 f1 19 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 1819.736835][T23046] RSP: 002b:00007f0de6a2b168 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 1819.745232][T23046] RAX: ffffffffffffffda RBX: 00007f0de7e1a120 RCX: 00007f0de7cfa0a9 [ 1819.753179][T23046] RDX: 0000000000000000 RSI: 0000000000004c80 RDI: 0000000000000008 [ 1819.761991][T23046] RBP: 00007f0de6a2b1d0 R08: 0000000000000000 R09: 0000000000000000 [ 1819.769937][T23046] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 1819.777885][T23046] R13: 00007ffd739418ef R14: 00007f0de6a2b300 R15: 0000000000022000 03:25:33 executing program 5: r0 = socket$nl_route(0x10, 0x3, 0x0) open(0x0, 0x0, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) sendmsg$netlink(r1, &(0x7f0000006440)={0x0, 0x0, &(0x7f00000063c0)=[{&(0x7f0000000600)={0x34, 0x10, 0x1, 0x0, 0x0, "", [@typed={0x8, 0x0, 0x0, 0x0, @u32}, @typed={0x8, 0x0, 0x0, 0x0, @uid}, @typed={0x14, 0x1b, 0x0, 0x0, @ipv6=@loopback={0x21}}]}, 0x34}], 0x1}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x50000000, &(0x7f0000000240)={&(0x7f0000000180)=@newlink={0x28, 0x10, 0x801, 0x0, 0x4, {0x0, 0x0, 0x10, 0x0, 0xa8d}, [@IFLA_GROUP={0x8}]}, 0x28}}, 0x0) [ 1819.930297][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 1819.937862][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 1819.945680][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 1819.956689][ T6043] bridge0: port 1(bridge_slave_0) entered blocking state [ 1819.963748][ T6043] bridge0: port 1(bridge_slave_0) entered forwarding state [ 1819.971719][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 1819.980045][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 1819.988344][ T6043] bridge0: port 2(bridge_slave_1) entered blocking state [ 1819.995369][ T6043] bridge0: port 2(bridge_slave_1) entered forwarding state [ 1820.002900][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 1820.011279][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): bond_slave_0: link becomes ready [ 1820.019512][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 1820.027772][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): bond_slave_1: link becomes ready [ 1820.035963][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 1820.044034][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 1820.052305][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 1820.060499][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 1820.068539][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 1820.076697][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 1820.084919][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 1820.093282][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 1820.101605][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 1820.109939][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 1820.117923][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 1820.126119][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 1820.134087][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 1820.142283][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 1820.150697][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 1820.159019][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 1820.166942][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 1820.174811][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 1820.182995][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 1820.191107][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 1820.198585][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 1820.206183][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 1820.214299][ T6043] bridge0: port 1(bridge_slave_0) entered blocking state [ 1820.221318][ T6043] bridge0: port 1(bridge_slave_0) entered forwarding state 03:25:33 executing program 3: bpf$ENABLE_STATS(0x20, 0x0, 0x0) r0 = openat$kvm(0xffffffffffffff9c, 0x0, 0x0, 0x0) prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r1 = getpid() sched_setaffinity(0x0, 0x8, &(0x7f0000000240)=0x2) sched_setscheduler(r1, 0x2, &(0x7f0000000200)=0x4) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) connect$unix(r2, &(0x7f0000000180)=@abs, 0x6e) sendmmsg$unix(r3, &(0x7f00000bd000), 0x318, 0x0) recvmmsg(r2, &(0x7f00000000c0), 0x10106, 0x2, 0x0) r4 = bpf$PROG_LOAD(0x5, &(0x7f0000000440)={0x11, 0x6, &(0x7f00000004c0)=ANY=[@ANYBLOB="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"/608], &(0x7f0000000080)='GPL\x00', 0x5, 0x29e, &(0x7f000000cf3d)=""/195, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x6, 0x0, 0x0, 0x10, 0x0}, 0x70) prlimit64(r1, 0x0, &(0x7f0000000000)={0x7, 0x10000}, &(0x7f0000000400)) ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r5 = bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f00000000c0)={&(0x7f0000000080)='sched_switch\x00', r4}, 0x10) sendmmsg$unix(0xffffffffffffffff, &(0x7f00000087c0)=[{{0x0, 0x0, &(0x7f0000000280)=[{&(0x7f0000000340)="752384037276623af5639b6a609aae05867a472736496fd7af94a6716acefbb9bb5ba16c4e0537e05042acad9a6a7c460b47b3ffe7d531efe42b2a581d8497c0c6e97e55f61dddc3a3702e8d11d281aa6cc82f1c7944b7fa58154ddb75ac7b17ef25408be34a533e1cc1b6c5f817543a1dbe9c15dd82f4742d8318ef9977a06d786a14b9784252a1cf576a85d6496ea158e9299c09093c0ddf840401a22353d05383341fa8388c868c8337c90dbf494c881730f1f4e2420937b1", 0xba}], 0x1, &(0x7f00000002c0)=[@cred={{0x1c, 0x1, 0x2, {r1}}}, @cred={{0x1c, 0x1, 0x2, {r1, 0x0, 0xee01}}}], 0x40, 0x24048814}}, {{0x0, 0x0, &(0x7f0000000b40)=[{&(0x7f0000000840)="7ee0255692350f13f34ceb0d2f3e6d4893ad62894f30a1b018fdcd7eea61eed31750537752647650be017bc77da704ba1f69fc5227f6e99e920fbf367e42d28d313c3fc21ea04bcc1ab834226665db6a38dc2d7835573d634a24217b6fe63a9afc961f9597d8d2f3c8881b6a564a79c7fe9b60fbbcfd62221022b45c1b32fabc82161d6196fbf768d1eaa780e3d8df80d21e2f221f51d4083297d0388acb557dbf441f255c1af96b01124284ddef5a252fe3008461764264b631cae2ae", 0xbd}, {&(0x7f0000000940)="aaf0a13237e98477da52b9434649c0fc5cc05a188a5a3c44aaf4f2850418371e43254e7ab50d7b1683cad9349754a9254e952f77022eeefeceb9642d6b6ac5cb8216df16bf7e345b79", 0x49}, {&(0x7f00000009c0)="c2ba1a8f103167e31669bbc62727a7d88ea2239c556d88d8df86096cb95c8c4793943ce22a4bac39f63be65300706d34a0fdee505935d98647adb83416a101ab672c63d1da216cf2d2cb712222b539e36431f457cba73fee458f10d263b1043ce4bd4de92f6722124e346eb6e5981e7dfcca52a2f5b68420a3c0be07480a593ef6c4fa5cc1cd9fc168eec433e7f7662e22a70ce73820f9bc5968a9ac2515208ddb3b2b925df94ebcaf2d00629a61200ed0ef43b545086990498fcfc5d4d1f98d1add4fe673d5aee46a8ad2a95a3a15a58ffd75ad2de31fa0dfcae0957e859cdb6e419674426c62d9ae5a636e3a80", 0xee}, {&(0x7f0000000ac0)="915d48fa35bb4f12d70be9ea71295925f8bf27b1e5775c4eface241a85a108c2410a63d8c161b380ebf76b472c5211c7787943e756326cd224e95464fbcc73605a54d684b7d6603ce636808128ece9fb8097a2", 0x53}, {0x0}], 0x5, &(0x7f0000002e00)=[@cred={{0x1c, 0x1, 0x2, {0x0, 0xffffffffffffffff, 0xee00}}}, @cred={{0x1c}}, @rights={{0x2c, 0x1, 0x1, [0xffffffffffffffff, 0xffffffffffffffff, r0, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, r4]}}, @rights={{0x24, 0x1, 0x1, [r5, 0xffffffffffffffff, 0xffffffffffffffff, r4, 0xffffffffffffffff]}}], 0x98, 0x24040040}}, {{0x0, 0x0, &(0x7f0000004100)=[{&(0x7f0000002f40)="637b067f6f99f10cf92d46aea478a379b64f74b6cc226ea87ae4dfcade98f00ffff419239b1e5237e29c77babd53b768c6ad1b737bf908e1e321d457952a3d0c6c559a4af90c74640ba975989271cb01056ac475238d05c8e74b936a6e4ca95e6ce834a82b06d98646a42526ecee1d75934e011ad16d", 0x76}, {&(0x7f0000002fc0)}, {0x0}, {&(0x7f00000040c0)="7886974179698d4c40ac77ac1e2aa4298505fe54b89e5b20ee2cb5b2e216", 0x1e}], 0x4, 0x0, 0x0, 0x40048c4}}, {{0x0, 0x0, 0x0, 0x0, &(0x7f0000005440)=[@cred={{0x1c}}], 0x20, 0x10}}, {{0x0, 0x0, &(0x7f00000086c0)=[{&(0x7f0000005500)="21e6f39df30227ba9da9edf4a1f3dfe4cf9433853b7022b246949a6e1c5f12be85c3be82d6921d2640dc82d7937e97126c908bf8393f5ad7aabee741c17d02348df77176be6403bbb6fcd79958cb855cf37a20081da66ebba8930691bfda12342a802016e42c7fc3204f97ea62b87dfc808df3498dd7ce696710196c56f36bbd9f2367a3bde9faa65c4f4466c5cc3d8f329e9e1657e6fa8cea232ce8e78d9df7e70ae82d463fdec63aec8ffac4b443b8c1", 0xb1}, {&(0x7f0000005680)="de8adb8192504ec5522f2f65a99259a0a679a9cced32ab14373c86eab447f7621671e193546b2ad9913bdab3575aff4d041d735da77f6484b7b2fd1204ccc6405bd4de9040a30b26a0bf28acf9b040b206f97c43cc7d426132b572532d359282f161ccbb93be3cb479a65fcf7fb769084d6955101820396251671d88ca6624a58b89299a128eab42247e9c1a40d04488f806ec35e01ed5931a2e2704ee2405d274b75e2f16be3e717e994600810e7e136d6218e78f470134d97a56daaead90b13e32260e6e94e3ff2a795c3a3ea0d9cc93ac6a40d030964246dbfcd9abf8d210de80e2a2cbf2aefda944d69d7d7588449c28ddd31332a897df0dca7fc2d7f70d0e6cdf1f75c254c4d2f0306e7cae137c32e5b652c947e53a8361160c0701ce2721589b8fbf8a25ae3cf2da2fd7a8e8ea42fa4076c6daa69afc44816f4dc5775f5fc3a2361b2a55f7a1ddf3d995db6044d86e406f1b39dd4a81786ae6933a72bdb43a8774b5423ca664ed6b6e2bc68d5e084e5447db9bdce222344ff3d51177441b8193d5312f0465e114886d1fb5c8dc23880ab68d5c1b82108de6ac33ad2638f3b5a60f9c83dbbe8dc18b774955e9d20f03e9fccd2c15256c0a836a2c6af60bb1644a23cfbc8d4012a0b4426aa97144f5f7f3830df5bca2d75a2134639ef0d2f64c91fb425143c2d0b920bb53580d568578259d73bfe1fbbd2d2882d83943afa6587b96219c4c72011ce21134b9f4a54e66b50559b5e031dc2f425ce8ca5e822778cf2be456c6363f2280862b1cf0e8cca40e6c4354a981697724f8deb82ef9669108a324c9536d5e185e1854ad7c0c7b5e7b01ea3f7cb47aa5702b9588563eceb4f0d3c069fe2f79b0de1478ecdb18375e0674a7605774e3ead720b52229a3cfeae1a9b306746e1dfde8a64ed55e7c628fde3a5596b4bc18df278c39e5f624b002184a599982bb423939df5d735f2c3170f9728ddfe40d730014b8acdcd8db33dcbf7cbb0ae08fccccd902219673437407756343081edfa830287fa98e4ffdce1e910611b937e02174746104a727e8d8e381721918e45ef0f8be0fdf592b810ee4a73c5cb2315f94042eaa91574db112bf3f0add22d026ed58f791bfc46b33d8757523993cb50aab386980fdc196f12e92b9a05b7a980c123bfb2c7ffd2dcf68af46d95ef25253c53f15a26e67fcca2243641bd5cd60337b299720f04cba8b785a7df1c43e044fa5aa13edd9a90489248407ba1ba5a482918fbde5164714fd71d2eec6fecc0f9366bd1aafc99e0c6b9e0f60a88459a070b39f6c366cc534be3f04c6fa65ab8e55990bb9bc68992acf93f171348436e40434ad20cd1ad0301467b9e4aeb4c98649fbdf6e3f7f3a3ae02988249b1897ed03c41bc0af1499db8fc508dca792486e00f3309d4835726b7386d8d41f622c3c486e0720a80e2be01b9d7ff21ef5f4d672207b6f0864c92b3a84f8e0756871d79d6a176e5b148762fe165ce30fc66b63e3c7a29b613a3108602bccf9831955df8c65cd6dcd1fed938d3ec08dfbf19f3c69c632f74f858c54b3478e4cba993fed0f81eec2eedcb217a3239dda85b82240624f5d3bccdae5f208f12d5fd6a6a470e07fe706fbb8372b2c01f4afeb10e1dce3a41216e802062fe0a17f3e311ba84e780b8bb6f967f79772fda7b38571d8c7ff8811b8c1e3e9d2af1dbb06b039e25f08fb0a364f44bed8f88483c5319e82665db512c198b9f5e868726e2d8c0f0c3d6934d3ff2462a8dd0acb0b32d7a18c050b00acc20e8473153d1ea343313e460486df1bbdd72e2c961b759f232eb8e5e87e82a8e77e1b6e57128b97f27ffdda024a7235341ce43ca45e1744759c7f4901a36a441a90f188cbd7068bbf2718e54a0b14f02244f0892fd67fbdd30a3c50360001da2e717546d56c70bf32a614d5fe2d618441d7a8b00d6297eecaa86dca9e8213af98534529632a6263a7b7a8", 0x575}, {&(0x7f0000006680)}, {0x0}, {&(0x7f0000008680)="7dbebf4cac6e576dc6327f72820ef4", 0xf}], 0x5, &(0x7f0000008740)=[@rights={{0x14, 0x1, 0x1, [r0]}}, @rights={{0x24, 0x1, 0x1, [0xffffffffffffffff, r0, 0xffffffffffffffff, r4, r5]}}, @rights={{0x18, 0x1, 0x1, [r4, 0xffffffffffffffff]}}], 0x58, 0x20040040}}], 0x5, 0x40000) r6 = openat$loop_ctrl(0xffffff9c, &(0x7f0000000040), 0x0, 0x0) sendmsg$nl_route(r5, &(0x7f0000000300)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x200}, 0xc, 0x0, 0x1, 0x0, 0x0, 0x4000004}, 0x8010) ioctl$LOOP_CTL_ADD(r6, 0x4c80, 0x0) (fail_nth: 30) ioctl$LOOP_CTL_REMOVE(r6, 0x4c81, 0x0) r7 = creat(&(0x7f0000000240)='./file0\x00', 0x0) fallocate(r7, 0x100000011, 0x0, 0x2811fdff) [ 1820.228645][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 1820.237001][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 1820.248337][ T6043] bridge0: port 2(bridge_slave_1) entered blocking state [ 1820.255364][ T6043] bridge0: port 2(bridge_slave_1) entered forwarding state [ 1820.262983][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 1820.271331][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): bond_slave_0: link becomes ready [ 1820.279585][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 1820.289596][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): bond_slave_1: link becomes ready [ 1820.298030][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 1820.306183][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 1820.314233][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 1820.322447][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 1820.330489][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 1820.338654][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 1820.346870][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 1820.414093][T23053] FAULT_INJECTION: forcing a failure. [ 1820.414093][T23053] name failslab, interval 1, probability 0, space 0, times 0 [ 1820.426764][T23053] CPU: 1 PID: 23053 Comm: syz-executor.3 Not tainted 5.10.160-syzkaller-01321-g003c389455eb #0 [ 1820.437065][T23053] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 1820.447096][T23053] Call Trace: [ 1820.450366][T23053] dump_stack_lvl+0x1e2/0x24b [ 1820.455018][T23053] ? bfq_pos_tree_add_move+0x43e/0x43e [ 1820.460455][T23053] dump_stack+0x15/0x17 [ 1820.464605][T23053] should_fail+0x3c0/0x510 [ 1820.468997][T23053] ? blk_alloc_flush_queue+0x7a/0x250 [ 1820.474348][T23053] __should_failslab+0x9f/0xe0 [ 1820.479089][T23053] should_failslab+0x9/0x20 [ 1820.483569][T23053] kmem_cache_alloc_trace+0x3a/0x330 [ 1820.488831][T23053] blk_alloc_flush_queue+0x7a/0x250 [ 1820.494103][T23053] blk_mq_realloc_hw_ctxs+0xa81/0x1840 [ 1820.499569][T23053] blk_mq_init_allocated_queue+0x41a/0x1a30 [ 1820.505438][T23053] ? blk_set_default_limits+0x17b/0x410 [ 1820.510963][T23053] ? blk_alloc_queue+0x574/0x640 [ 1820.515889][T23053] blk_mq_init_queue+0x6c/0xc0 [ 1820.520632][T23053] loop_add+0x270/0x760 [ 1820.524765][T23053] loop_control_ioctl+0x564/0x740 [ 1820.529767][T23053] ? loop_remove+0xb0/0xb0 [ 1820.534246][T23053] ? __fget_files+0x310/0x370 [ 1820.538903][T23053] ? security_file_ioctl+0xb1/0xd0 [ 1820.543994][T23053] ? loop_remove+0xb0/0xb0 [ 1820.548386][T23053] __se_sys_ioctl+0x115/0x190 [ 1820.553039][T23053] __x64_sys_ioctl+0x7b/0x90 [ 1820.557605][T23053] do_syscall_64+0x34/0x70 [ 1820.561997][T23053] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 1820.567952][T23053] RIP: 0033:0x7f0de7cfa0a9 [ 1820.572346][T23053] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 f1 19 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 1820.591924][T23053] RSP: 002b:00007f0de6a2b168 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 1820.600313][T23053] RAX: ffffffffffffffda RBX: 00007f0de7e1a120 RCX: 00007f0de7cfa0a9 [ 1820.608263][T23053] RDX: 0000000000000000 RSI: 0000000000004c80 RDI: 0000000000000008 [ 1820.616219][T23053] RBP: 00007f0de6a2b1d0 R08: 0000000000000000 R09: 0000000000000000 [ 1820.624165][T23053] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 1820.632112][T23053] R13: 00007ffd739418ef R14: 00007f0de6a2b300 R15: 0000000000022000 [ 1820.801075][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 1820.809359][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 1820.817703][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 1820.825618][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 1820.833691][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 1820.841646][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 1820.849730][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 1820.858014][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 1820.866456][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 1820.874275][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 1820.882336][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 1820.890516][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 1820.898905][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 1820.906575][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 1820.914003][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 1820.922496][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 1820.930954][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 1820.939345][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 1820.947569][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 1820.955699][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 1820.964096][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 1820.972446][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 1820.980892][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 1820.988979][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready 03:25:34 executing program 2: socket$nl_route(0x10, 0x3, 0x0) socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={0x0}}, 0x0) r0 = bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f0000000200)={0x18, 0x4, &(0x7f00000002c0)=ANY=[@ANYBLOB="18010000000000000000000000000000850000006d00000095"], &(0x7f0000000100)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, 0x2, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0}, 0x80) bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f0000000080)={&(0x7f0000000000)='sched_switch\x00', r0}, 0x10) ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, 0x0) socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(0xffffffffffffffff, 0x0, 0x0) openat$hwrng(0xffffffffffffff9c, &(0x7f00000001c0), 0x0, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) sendmsg$netlink(r1, &(0x7f0000006440)={0x0, 0xffffff9e, &(0x7f00000063c0)=[{&(0x7f0000000600)={0x34, 0x10, 0x1, 0x0, 0x0, "", [@typed={0x8, 0x0, 0x0, 0x0, @u32}, @typed={0x8, 0x0, 0x0, 0x0, @uid}, @typed={0x14, 0x1b, 0x0, 0x0, @ipv6=@loopback={0x21}}]}, 0x34}], 0x1}, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000140)={0x0, 0x50000000, &(0x7f0000000240)={&(0x7f0000000180)=@newlink={0x28, 0x10, 0x801, 0x0, 0x0, {0x0, 0x0, 0x10, 0x0, 0xa8d}, [@IFLA_GROUP={0x8}]}, 0x28}}, 0x0) [ 1820.997100][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 1821.005426][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 1821.013395][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 1821.021564][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 1821.029219][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 1821.036846][T23033] validate_nla: 16 callbacks suppressed [ 1821.036856][T23033] netlink: 'syz-executor.2': attribute type 27 has an invalid length. 03:25:34 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) open(0x0, 0x0, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) sendmsg$netlink(r1, &(0x7f0000006440)={0x0, 0x0, 0x0}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x50000002, &(0x7f0000000240)={&(0x7f0000000180)=@newlink={0x28, 0x10, 0x801, 0x0, 0x0, {0x0, 0x0, 0x10, 0x0, 0xa8d}, [@IFLA_GROUP={0x8}]}, 0x28}}, 0x0) [ 1821.058367][T23037] netlink: 'syz-executor.0': attribute type 27 has an invalid length. [ 1821.082305][T23037] bridge0: port 2(bridge_slave_1) entered disabled state [ 1821.089404][T23037] bridge0: port 1(bridge_slave_0) entered disabled state 03:25:34 executing program 0: sendmsg$nl_route(0xffffffffffffffff, 0x0, 0x0) socket$netlink(0x10, 0x3, 0x0) openat$hwrng(0xffffffffffffff9c, 0x0, 0x0, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) sendmsg$netlink(r1, &(0x7f0000006440)={0x0, 0x0, &(0x7f00000063c0)=[{&(0x7f0000000600)={0x34, 0x10, 0x1, 0x0, 0x0, "", [@typed={0x8, 0x0, 0x0, 0x0, @u32}, @typed={0x8, 0x0, 0x0, 0x0, @uid}, @typed={0x14, 0x1b, 0x0, 0x0, @ipv6=@loopback={0x21}}]}, 0x34}], 0x1}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x50000000, &(0x7f0000000240)={&(0x7f0000000180)=@newlink={0x28, 0x10, 0x801, 0x0, 0x0, {0x0, 0x0, 0x10, 0x0, 0xa8d}, [@IFLA_GROUP={0x8}]}, 0x28}}, 0x0) 03:25:34 executing program 3: bpf$ENABLE_STATS(0x20, 0x0, 0x0) r0 = openat$kvm(0xffffffffffffff9c, 0x0, 0x0, 0x0) prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r1 = getpid() sched_setaffinity(0x0, 0x8, &(0x7f0000000240)=0x2) sched_setscheduler(r1, 0x2, &(0x7f0000000200)=0x4) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) connect$unix(r2, &(0x7f0000000180)=@abs, 0x6e) sendmmsg$unix(r3, &(0x7f00000bd000), 0x318, 0x0) recvmmsg(r2, &(0x7f00000000c0), 0x10106, 0x2, 0x0) r4 = bpf$PROG_LOAD(0x5, &(0x7f0000000440)={0x11, 0x6, &(0x7f00000004c0)=ANY=[@ANYBLOB="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"/608], &(0x7f0000000080)='GPL\x00', 0x5, 0x29e, &(0x7f000000cf3d)=""/195, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x6, 0x0, 0x0, 0x10, 0x0}, 0x70) prlimit64(r1, 0x0, &(0x7f0000000000)={0x7, 0x10000}, &(0x7f0000000400)) ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r5 = bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f00000000c0)={&(0x7f0000000080)='sched_switch\x00', r4}, 0x10) sendmmsg$unix(0xffffffffffffffff, &(0x7f00000087c0)=[{{0x0, 0x0, &(0x7f0000000280)=[{&(0x7f0000000340)="752384037276623af5639b6a609aae05867a472736496fd7af94a6716acefbb9bb5ba16c4e0537e05042acad9a6a7c460b47b3ffe7d531efe42b2a581d8497c0c6e97e55f61dddc3a3702e8d11d281aa6cc82f1c7944b7fa58154ddb75ac7b17ef25408be34a533e1cc1b6c5f817543a1dbe9c15dd82f4742d8318ef9977a06d786a14b9784252a1cf576a85d6496ea158e9299c09093c0ddf840401a22353d05383341fa8388c868c8337c90dbf494c881730f1f4e2420937b1", 0xba}], 0x1, &(0x7f00000002c0)=[@cred={{0x1c, 0x1, 0x2, {r1}}}, @cred={{0x1c, 0x1, 0x2, {r1, 0x0, 0xee01}}}], 0x40, 0x24048814}}, {{0x0, 0x0, &(0x7f0000000b40)=[{&(0x7f0000000840)="7ee0255692350f13f34ceb0d2f3e6d4893ad62894f30a1b018fdcd7eea61eed31750537752647650be017bc77da704ba1f69fc5227f6e99e920fbf367e42d28d313c3fc21ea04bcc1ab834226665db6a38dc2d7835573d634a24217b6fe63a9afc961f9597d8d2f3c8881b6a564a79c7fe9b60fbbcfd62221022b45c1b32fabc82161d6196fbf768d1eaa780e3d8df80d21e2f221f51d4083297d0388acb557dbf441f255c1af96b01124284ddef5a252fe3008461764264b631cae2ae", 0xbd}, {&(0x7f0000000940)="aaf0a13237e98477da52b9434649c0fc5cc05a188a5a3c44aaf4f2850418371e43254e7ab50d7b1683cad9349754a9254e952f77022eeefeceb9642d6b6ac5cb8216df16bf7e345b79", 0x49}, {&(0x7f00000009c0)="c2ba1a8f103167e31669bbc62727a7d88ea2239c556d88d8df86096cb95c8c4793943ce22a4bac39f63be65300706d34a0fdee505935d98647adb83416a101ab672c63d1da216cf2d2cb712222b539e36431f457cba73fee458f10d263b1043ce4bd4de92f6722124e346eb6e5981e7dfcca52a2f5b68420a3c0be07480a593ef6c4fa5cc1cd9fc168eec433e7f7662e22a70ce73820f9bc5968a9ac2515208ddb3b2b925df94ebcaf2d00629a61200ed0ef43b545086990498fcfc5d4d1f98d1add4fe673d5aee46a8ad2a95a3a15a58ffd75ad2de31fa0dfcae0957e859cdb6e419674426c62d9ae5a636e3a80", 0xee}, {&(0x7f0000000ac0)="915d48fa35bb4f12d70be9ea71295925f8bf27b1e5775c4eface241a85a108c2410a63d8c161b380ebf76b472c5211c7787943e756326cd224e95464fbcc73605a54d684b7d6603ce636808128ece9fb8097a2", 0x53}, {0x0}], 0x5, &(0x7f0000002e00)=[@cred={{0x1c, 0x1, 0x2, {0x0, 0xffffffffffffffff, 0xee00}}}, @cred={{0x1c}}, @rights={{0x2c, 0x1, 0x1, [0xffffffffffffffff, 0xffffffffffffffff, r0, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, r4]}}, @rights={{0x24, 0x1, 0x1, [r5, 0xffffffffffffffff, 0xffffffffffffffff, r4, 0xffffffffffffffff]}}], 0x98, 0x24040040}}, {{0x0, 0x0, &(0x7f0000004100)=[{&(0x7f0000002f40)="637b067f6f99f10cf92d46aea478a379b64f74b6cc226ea87ae4dfcade98f00ffff419239b1e5237e29c77babd53b768c6ad1b737bf908e1e321d457952a3d0c6c559a4af90c74640ba975989271cb01056ac475238d05c8e74b936a6e4ca95e6ce834a82b06d98646a42526ecee1d75934e011ad16d", 0x76}, {&(0x7f0000002fc0)}, {0x0}, {&(0x7f00000040c0)="7886974179698d4c40ac77ac1e2aa4298505fe54b89e5b20ee2cb5b2e216", 0x1e}], 0x4, 0x0, 0x0, 0x40048c4}}, {{0x0, 0x0, 0x0, 0x0, &(0x7f0000005440)=[@cred={{0x1c}}], 0x20, 0x10}}, {{0x0, 0x0, &(0x7f00000086c0)=[{&(0x7f0000005500)="21e6f39df30227ba9da9edf4a1f3dfe4cf9433853b7022b246949a6e1c5f12be85c3be82d6921d2640dc82d7937e97126c908bf8393f5ad7aabee741c17d02348df77176be6403bbb6fcd79958cb855cf37a20081da66ebba8930691bfda12342a802016e42c7fc3204f97ea62b87dfc808df3498dd7ce696710196c56f36bbd9f2367a3bde9faa65c4f4466c5cc3d8f329e9e1657e6fa8cea232ce8e78d9df7e70ae82d463fdec63aec8ffac4b443b8c1", 0xb1}, {&(0x7f0000005680)="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", 0x575}, {&(0x7f0000006680)}, {0x0}, {&(0x7f0000008680)="7dbebf4cac6e576dc6327f72820ef4", 0xf}], 0x5, &(0x7f0000008740)=[@rights={{0x14, 0x1, 0x1, [r0]}}, @rights={{0x24, 0x1, 0x1, [0xffffffffffffffff, r0, 0xffffffffffffffff, r4, r5]}}, @rights={{0x18, 0x1, 0x1, [r4, 0xffffffffffffffff]}}], 0x58, 0x20040040}}], 0x5, 0x40000) r6 = openat$loop_ctrl(0xffffff9c, &(0x7f0000000040), 0x0, 0x0) sendmsg$nl_route(r5, &(0x7f0000000300)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x200}, 0xc, 0x0, 0x1, 0x0, 0x0, 0x4000004}, 0x8010) ioctl$LOOP_CTL_ADD(r6, 0x4c80, 0x0) (fail_nth: 31) ioctl$LOOP_CTL_REMOVE(r6, 0x4c81, 0x0) r7 = creat(&(0x7f0000000240)='./file0\x00', 0x0) fallocate(r7, 0x100000011, 0x0, 0x2811fdff) [ 1821.107091][T23040] netlink: 'syz-executor.4': attribute type 27 has an invalid length. [ 1821.123649][T23040] bridge0: port 2(bridge_slave_1) entered disabled state [ 1821.130787][T23040] bridge0: port 1(bridge_slave_0) entered disabled state [ 1821.171407][T23044] bridge0: port 1(bridge_slave_0) entered blocking state [ 1821.178460][T23044] bridge0: port 1(bridge_slave_0) entered forwarding state [ 1821.187438][T23044] bridge0: port 2(bridge_slave_1) entered blocking state [ 1821.194490][T23044] bridge0: port 2(bridge_slave_1) entered forwarding state [ 1821.213033][T23048] netlink: 'syz-executor.5': attribute type 27 has an invalid length. [ 1821.297753][T23065] FAULT_INJECTION: forcing a failure. [ 1821.297753][T23065] name failslab, interval 1, probability 0, space 0, times 0 [ 1821.310541][T23065] CPU: 1 PID: 23065 Comm: syz-executor.3 Not tainted 5.10.160-syzkaller-01321-g003c389455eb #0 [ 1821.320924][T23065] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 1821.330954][T23065] Call Trace: [ 1821.334222][T23065] dump_stack_lvl+0x1e2/0x24b [ 1821.338876][T23065] ? bfq_pos_tree_add_move+0x43e/0x43e [ 1821.344310][T23065] dump_stack+0x15/0x17 [ 1821.348442][T23065] should_fail+0x3c0/0x510 [ 1821.352843][T23065] ? blk_alloc_flush_queue+0xe0/0x250 [ 1821.358190][T23065] __should_failslab+0x9f/0xe0 [ 1821.363187][T23065] should_failslab+0x9/0x20 [ 1821.367664][T23065] __kmalloc+0x60/0x360 [ 1821.371795][T23065] ? kmem_cache_alloc_trace+0x1dd/0x330 [ 1821.377314][T23065] ? blk_alloc_flush_queue+0x7a/0x250 [ 1821.382659][T23065] blk_alloc_flush_queue+0xe0/0x250 [ 1821.387832][T23065] blk_mq_realloc_hw_ctxs+0xa81/0x1840 [ 1821.393272][T23065] blk_mq_init_allocated_queue+0x41a/0x1a30 [ 1821.399140][T23065] ? blk_set_default_limits+0x17b/0x410 [ 1821.404664][T23065] ? blk_alloc_queue+0x574/0x640 [ 1821.409577][T23065] blk_mq_init_queue+0x6c/0xc0 [ 1821.414320][T23065] loop_add+0x270/0x760 [ 1821.418455][T23065] loop_control_ioctl+0x564/0x740 [ 1821.423456][T23065] ? __fdget+0x79/0x240 [ 1821.427586][T23065] ? loop_remove+0xb0/0xb0 [ 1821.431982][T23065] ? __fget_files+0x310/0x370 [ 1821.436640][T23065] ? security_file_ioctl+0xb1/0xd0 [ 1821.441726][T23065] ? loop_remove+0xb0/0xb0 [ 1821.446117][T23065] __se_sys_ioctl+0x115/0x190 [ 1821.450770][T23065] __x64_sys_ioctl+0x7b/0x90 [ 1821.455335][T23065] do_syscall_64+0x34/0x70 [ 1821.459738][T23065] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 1821.465606][T23065] RIP: 0033:0x7f0de7cfa0a9 [ 1821.469999][T23065] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 f1 19 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 1821.489596][T23065] RSP: 002b:00007f0de6a2b168 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 1821.497987][T23065] RAX: ffffffffffffffda RBX: 00007f0de7e1a120 RCX: 00007f0de7cfa0a9 [ 1821.505940][T23065] RDX: 0000000000000000 RSI: 0000000000004c80 RDI: 0000000000000008 [ 1821.513903][T23065] RBP: 00007f0de6a2b1d0 R08: 0000000000000000 R09: 0000000000000000 [ 1821.521858][T23065] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 1821.529805][T23065] R13: 00007ffd739418ef R14: 00007f0de6a2b300 R15: 0000000000022000 03:25:35 executing program 4: ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, 0x0) openat$hwrng(0xffffffffffffff9c, 0x0, 0x0, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) open(0x0, 0x0, 0x0) open(0x0, 0x0, 0x0) syz_open_procfs(0x0, 0x0) syz_genetlink_get_family_id$ipvs(0x0, 0xffffffffffffffff) r1 = socket$netlink(0x10, 0x3, 0x0) sendmsg$netlink(r1, &(0x7f0000006440)={0x0, 0x0, &(0x7f00000063c0)=[{&(0x7f0000000600)={0x34, 0x10, 0x1, 0x0, 0x0, "", [@typed={0x8, 0x0, 0x0, 0x0, @u32}, @typed={0x8, 0x0, 0x0, 0x0, @uid}, @typed={0x14, 0x1b, 0x0, 0x0, @ipv6=@loopback={0x21}}]}, 0x34}], 0x1}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x50000000, &(0x7f0000000240)={&(0x7f0000000180)=@newlink={0x28, 0x10, 0x801, 0x4000, 0x0, {0x0, 0x0, 0x10, 0x0, 0xa8d}, [@IFLA_GROUP={0x8}]}, 0x28}}, 0x0) [ 1821.683344][T23048] bridge0: port 2(bridge_slave_1) entered disabled state [ 1821.690488][T23048] bridge0: port 1(bridge_slave_0) entered disabled state 03:25:35 executing program 5: r0 = socket$nl_route(0x10, 0x3, 0x0) open(0x0, 0x0, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) sendmsg$netlink(r1, &(0x7f0000006440)={0x0, 0x0, &(0x7f00000063c0)=[{&(0x7f0000000600)={0x34, 0x10, 0x1, 0x0, 0x0, "", [@typed={0x8, 0x0, 0x0, 0x0, @u32}, @typed={0x8, 0x0, 0x0, 0x0, @uid}, @typed={0x14, 0x1b, 0x0, 0x0, @ipv6=@loopback={0x21}}]}, 0x34}], 0x1}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x50000000, &(0x7f0000000240)={&(0x7f0000000180)=@newlink={0x28, 0x10, 0x801, 0x0, 0x5, {0x0, 0x0, 0x10, 0x0, 0xa8d}, [@IFLA_GROUP={0x8}]}, 0x28}}, 0x0) [ 1821.726297][T23049] bridge0: port 1(bridge_slave_0) entered blocking state [ 1821.733362][T23049] bridge0: port 1(bridge_slave_0) entered forwarding state [ 1821.741576][T23049] bridge0: port 2(bridge_slave_1) entered blocking state [ 1821.748613][T23049] bridge0: port 2(bridge_slave_1) entered forwarding state [ 1821.763330][T23055] netlink: 'syz-executor.2': attribute type 27 has an invalid length. 03:25:35 executing program 2: socket$nl_route(0x10, 0x3, 0x0) socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={0x0}}, 0x0) r0 = bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f0000000200)={0x18, 0x4, &(0x7f00000002c0)=ANY=[@ANYBLOB="18010000000000000000000000000000850000006d00000095"], &(0x7f0000000100)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, 0x2, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0}, 0x80) bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f0000000080)={&(0x7f0000000000)='sched_switch\x00', r0}, 0x10) ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, 0x0) socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(0xffffffffffffffff, 0x0, 0x0) openat$hwrng(0xffffffffffffff9c, &(0x7f00000001c0), 0x0, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) sendmsg$netlink(r1, &(0x7f0000006440)={0x0, 0xffffffea, &(0x7f00000063c0)=[{&(0x7f0000000600)={0x34, 0x10, 0x1, 0x0, 0x0, "", [@typed={0x8, 0x0, 0x0, 0x0, @u32}, @typed={0x8, 0x0, 0x0, 0x0, @uid}, @typed={0x14, 0x1b, 0x0, 0x0, @ipv6=@loopback={0x21}}]}, 0x34}], 0x1}, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000140)={0x0, 0x50000000, &(0x7f0000000240)={&(0x7f0000000180)=@newlink={0x28, 0x10, 0x801, 0x0, 0x0, {0x0, 0x0, 0x10, 0x0, 0xa8d}, [@IFLA_GROUP={0x8}]}, 0x28}}, 0x0) 03:25:35 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) open(0x0, 0x0, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) sendmsg$netlink(r1, &(0x7f0000006440)={0x0, 0x0, 0x0}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x50000002, &(0x7f0000000240)={&(0x7f0000000180)=@newlink={0x28, 0x10, 0x801, 0x0, 0x0, {0x0, 0x0, 0x10, 0x0, 0xa8d}, [@IFLA_GROUP={0x8}]}, 0x28}}, 0x0) [ 1821.780865][T32070] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 1821.790763][T32070] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 1821.810544][T32070] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 1821.820139][T32070] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 1821.828782][T32070] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 1821.837281][T32070] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 1821.845572][T32070] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 1821.853813][T32070] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 1821.862118][T32070] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 1821.870498][T32070] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 1821.878999][T32070] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 1821.887190][T32070] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 1821.895393][T32070] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 1821.903837][T32070] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 1821.911875][T32070] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 1821.920108][T32070] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 1821.927865][T32070] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 1821.935354][T32070] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 1821.943830][T32070] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 1821.952254][T32070] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 1821.960991][T32070] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 1821.969285][T32070] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready 03:25:35 executing program 3: bpf$ENABLE_STATS(0x20, 0x0, 0x0) r0 = openat$kvm(0xffffffffffffff9c, 0x0, 0x0, 0x0) prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r1 = getpid() sched_setaffinity(0x0, 0x8, &(0x7f0000000240)=0x2) sched_setscheduler(r1, 0x2, &(0x7f0000000200)=0x4) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) connect$unix(r2, &(0x7f0000000180)=@abs, 0x6e) sendmmsg$unix(r3, &(0x7f00000bd000), 0x318, 0x0) recvmmsg(r2, &(0x7f00000000c0), 0x10106, 0x2, 0x0) r4 = bpf$PROG_LOAD(0x5, &(0x7f0000000440)={0x11, 0x6, &(0x7f00000004c0)=ANY=[@ANYBLOB="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"/608], &(0x7f0000000080)='GPL\x00', 0x5, 0x29e, &(0x7f000000cf3d)=""/195, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x6, 0x0, 0x0, 0x10, 0x0}, 0x70) prlimit64(r1, 0x0, &(0x7f0000000000)={0x7, 0x10000}, &(0x7f0000000400)) ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r5 = bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f00000000c0)={&(0x7f0000000080)='sched_switch\x00', r4}, 0x10) sendmmsg$unix(0xffffffffffffffff, &(0x7f00000087c0)=[{{0x0, 0x0, &(0x7f0000000280)=[{&(0x7f0000000340)="752384037276623af5639b6a609aae05867a472736496fd7af94a6716acefbb9bb5ba16c4e0537e05042acad9a6a7c460b47b3ffe7d531efe42b2a581d8497c0c6e97e55f61dddc3a3702e8d11d281aa6cc82f1c7944b7fa58154ddb75ac7b17ef25408be34a533e1cc1b6c5f817543a1dbe9c15dd82f4742d8318ef9977a06d786a14b9784252a1cf576a85d6496ea158e9299c09093c0ddf840401a22353d05383341fa8388c868c8337c90dbf494c881730f1f4e2420937b1", 0xba}], 0x1, &(0x7f00000002c0)=[@cred={{0x1c, 0x1, 0x2, {r1}}}, @cred={{0x1c, 0x1, 0x2, {r1, 0x0, 0xee01}}}], 0x40, 0x24048814}}, {{0x0, 0x0, &(0x7f0000000b40)=[{&(0x7f0000000840)="7ee0255692350f13f34ceb0d2f3e6d4893ad62894f30a1b018fdcd7eea61eed31750537752647650be017bc77da704ba1f69fc5227f6e99e920fbf367e42d28d313c3fc21ea04bcc1ab834226665db6a38dc2d7835573d634a24217b6fe63a9afc961f9597d8d2f3c8881b6a564a79c7fe9b60fbbcfd62221022b45c1b32fabc82161d6196fbf768d1eaa780e3d8df80d21e2f221f51d4083297d0388acb557dbf441f255c1af96b01124284ddef5a252fe3008461764264b631cae2ae", 0xbd}, {&(0x7f0000000940)="aaf0a13237e98477da52b9434649c0fc5cc05a188a5a3c44aaf4f2850418371e43254e7ab50d7b1683cad9349754a9254e952f77022eeefeceb9642d6b6ac5cb8216df16bf7e345b79", 0x49}, {&(0x7f00000009c0)="c2ba1a8f103167e31669bbc62727a7d88ea2239c556d88d8df86096cb95c8c4793943ce22a4bac39f63be65300706d34a0fdee505935d98647adb83416a101ab672c63d1da216cf2d2cb712222b539e36431f457cba73fee458f10d263b1043ce4bd4de92f6722124e346eb6e5981e7dfcca52a2f5b68420a3c0be07480a593ef6c4fa5cc1cd9fc168eec433e7f7662e22a70ce73820f9bc5968a9ac2515208ddb3b2b925df94ebcaf2d00629a61200ed0ef43b545086990498fcfc5d4d1f98d1add4fe673d5aee46a8ad2a95a3a15a58ffd75ad2de31fa0dfcae0957e859cdb6e419674426c62d9ae5a636e3a80", 0xee}, {&(0x7f0000000ac0)="915d48fa35bb4f12d70be9ea71295925f8bf27b1e5775c4eface241a85a108c2410a63d8c161b380ebf76b472c5211c7787943e756326cd224e95464fbcc73605a54d684b7d6603ce636808128ece9fb8097a2", 0x53}, {0x0}], 0x5, &(0x7f0000002e00)=[@cred={{0x1c, 0x1, 0x2, {0x0, 0xffffffffffffffff, 0xee00}}}, @cred={{0x1c}}, @rights={{0x2c, 0x1, 0x1, [0xffffffffffffffff, 0xffffffffffffffff, r0, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, r4]}}, @rights={{0x24, 0x1, 0x1, [r5, 0xffffffffffffffff, 0xffffffffffffffff, r4, 0xffffffffffffffff]}}], 0x98, 0x24040040}}, {{0x0, 0x0, &(0x7f0000004100)=[{&(0x7f0000002f40)="637b067f6f99f10cf92d46aea478a379b64f74b6cc226ea87ae4dfcade98f00ffff419239b1e5237e29c77babd53b768c6ad1b737bf908e1e321d457952a3d0c6c559a4af90c74640ba975989271cb01056ac475238d05c8e74b936a6e4ca95e6ce834a82b06d98646a42526ecee1d75934e011ad16d", 0x76}, {&(0x7f0000002fc0)}, {0x0}, {&(0x7f00000040c0)="7886974179698d4c40ac77ac1e2aa4298505fe54b89e5b20ee2cb5b2e216", 0x1e}], 0x4, 0x0, 0x0, 0x40048c4}}, {{0x0, 0x0, 0x0, 0x0, &(0x7f0000005440)=[@cred={{0x1c}}], 0x20, 0x10}}, {{0x0, 0x0, &(0x7f00000086c0)=[{&(0x7f0000005500)="21e6f39df30227ba9da9edf4a1f3dfe4cf9433853b7022b246949a6e1c5f12be85c3be82d6921d2640dc82d7937e97126c908bf8393f5ad7aabee741c17d02348df77176be6403bbb6fcd79958cb855cf37a20081da66ebba8930691bfda12342a802016e42c7fc3204f97ea62b87dfc808df3498dd7ce696710196c56f36bbd9f2367a3bde9faa65c4f4466c5cc3d8f329e9e1657e6fa8cea232ce8e78d9df7e70ae82d463fdec63aec8ffac4b443b8c1", 0xb1}, {&(0x7f0000005680)="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", 0x575}, {&(0x7f0000006680)}, {0x0}, {&(0x7f0000008680)="7dbebf4cac6e576dc6327f72820ef4", 0xf}], 0x5, &(0x7f0000008740)=[@rights={{0x14, 0x1, 0x1, [r0]}}, @rights={{0x24, 0x1, 0x1, [0xffffffffffffffff, r0, 0xffffffffffffffff, r4, r5]}}, @rights={{0x18, 0x1, 0x1, [r4, 0xffffffffffffffff]}}], 0x58, 0x20040040}}], 0x5, 0x40000) r6 = openat$loop_ctrl(0xffffff9c, &(0x7f0000000040), 0x0, 0x0) sendmsg$nl_route(r5, &(0x7f0000000300)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x200}, 0xc, 0x0, 0x1, 0x0, 0x0, 0x4000004}, 0x8010) ioctl$LOOP_CTL_ADD(r6, 0x4c80, 0x0) (fail_nth: 32) ioctl$LOOP_CTL_REMOVE(r6, 0x4c81, 0x0) r7 = creat(&(0x7f0000000240)='./file0\x00', 0x0) fallocate(r7, 0x100000011, 0x0, 0x2811fdff) [ 1821.977572][T32070] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 1821.985723][T32070] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 1821.994216][T32070] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 1822.009295][T32070] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 1822.018383][T32070] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 1822.026729][T32070] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 1822.036384][T32070] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 1822.044659][T32070] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 1822.052973][T23059] netlink: 'syz-executor.0': attribute type 27 has an invalid length. [ 1822.072153][T23063] bridge0: port 1(bridge_slave_0) entered blocking state [ 1822.079206][T23063] bridge0: port 1(bridge_slave_0) entered forwarding state [ 1822.087405][T23063] bridge0: port 2(bridge_slave_1) entered blocking state [ 1822.094463][T23063] bridge0: port 2(bridge_slave_1) entered forwarding state [ 1822.190962][T23080] FAULT_INJECTION: forcing a failure. [ 1822.190962][T23080] name failslab, interval 1, probability 0, space 0, times 0 [ 1822.203624][T23080] CPU: 1 PID: 23080 Comm: syz-executor.3 Not tainted 5.10.160-syzkaller-01321-g003c389455eb #0 [ 1822.213925][T23080] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 1822.223960][T23080] Call Trace: [ 1822.227229][T23080] dump_stack_lvl+0x1e2/0x24b [ 1822.231881][T23080] ? panic+0x7d7/0x7d7 [ 1822.235925][T23080] ? bfq_pos_tree_add_move+0x43e/0x43e [ 1822.241361][T23080] dump_stack+0x15/0x17 [ 1822.245492][T23080] should_fail+0x3c0/0x510 [ 1822.249890][T23080] ? __alloc_disk_node+0x75/0x330 [ 1822.254893][T23080] __should_failslab+0x9f/0xe0 [ 1822.259635][T23080] should_failslab+0x9/0x20 [ 1822.264111][T23080] kmem_cache_alloc_trace+0x3a/0x330 [ 1822.269373][T23080] __alloc_disk_node+0x75/0x330 [ 1822.274203][T23080] loop_add+0x341/0x760 [ 1822.278337][T23080] loop_control_ioctl+0x564/0x740 [ 1822.283424][T23080] ? loop_remove+0xb0/0xb0 [ 1822.287821][T23080] ? __fget_files+0x310/0x370 [ 1822.292477][T23080] ? security_file_ioctl+0xb1/0xd0 [ 1822.297564][T23080] ? loop_remove+0xb0/0xb0 [ 1822.301955][T23080] __se_sys_ioctl+0x115/0x190 [ 1822.306616][T23080] __x64_sys_ioctl+0x7b/0x90 [ 1822.311180][T23080] do_syscall_64+0x34/0x70 [ 1822.315572][T23080] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 1822.321512][T23080] RIP: 0033:0x7f0de7cfa0a9 [ 1822.325906][T23080] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 f1 19 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 1822.345491][T23080] RSP: 002b:00007f0de6a2b168 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 1822.353881][T23080] RAX: ffffffffffffffda RBX: 00007f0de7e1a120 RCX: 00007f0de7cfa0a9 [ 1822.361829][T23080] RDX: 0000000000000000 RSI: 0000000000004c80 RDI: 0000000000000008 [ 1822.369779][T23080] RBP: 00007f0de6a2b1d0 R08: 0000000000000000 R09: 0000000000000000 [ 1822.377728][T23080] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 1822.385763][T23080] R13: 00007ffd739418ef R14: 00007f0de6a2b300 R15: 0000000000022000 03:25:35 executing program 0: sendmsg$nl_route(0xffffffffffffffff, 0x0, 0x0) socket$netlink(0x10, 0x3, 0x0) openat$hwrng(0xffffffffffffff9c, 0x0, 0x0, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) sendmsg$netlink(r1, &(0x7f0000006440)={0x0, 0x0, &(0x7f00000063c0)=[{&(0x7f0000000600)={0x34, 0x10, 0x1, 0x0, 0x0, "", [@typed={0x8, 0x0, 0x0, 0x0, @u32}, @typed={0x8, 0x0, 0x0, 0x0, @uid}, @typed={0x14, 0x1b, 0x0, 0x0, @ipv6=@loopback={0x21}}]}, 0x34}], 0x1}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x50000000, &(0x7f0000000240)={&(0x7f0000000180)=@newlink={0x28, 0x10, 0x801, 0x2, 0x0, {0x0, 0x0, 0x10, 0x0, 0xa8d}, [@IFLA_GROUP={0x8}]}, 0x28}}, 0x0) [ 1822.545870][T23067] netlink: 'syz-executor.4': attribute type 27 has an invalid length. [ 1822.562328][T23067] bridge0: port 2(bridge_slave_1) entered disabled state [ 1822.569468][T23067] bridge0: port 1(bridge_slave_0) entered disabled state 03:25:36 executing program 4: ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, 0x0) openat$hwrng(0xffffffffffffff9c, 0x0, 0x0, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) open(0x0, 0x0, 0x0) open(0x0, 0x0, 0x0) syz_open_procfs(0x0, 0x0) syz_genetlink_get_family_id$ipvs(0x0, 0xffffffffffffffff) r1 = socket$netlink(0x10, 0x3, 0x0) sendmsg$netlink(r1, &(0x7f0000006440)={0x0, 0x0, &(0x7f00000063c0)=[{&(0x7f0000000600)={0x34, 0x10, 0x1, 0x0, 0x0, "", [@typed={0x8, 0x0, 0x0, 0x0, @u32}, @typed={0x8, 0x0, 0x0, 0x0, @uid}, @typed={0x14, 0x1b, 0x0, 0x0, @ipv6=@loopback={0x21}}]}, 0x34}], 0x1}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x50000000, &(0x7f0000000240)={&(0x7f0000000180)=@newlink={0x28, 0x10, 0x801, 0x1000000, 0x0, {0x0, 0x0, 0x10, 0x0, 0xa8d}, [@IFLA_GROUP={0x8}]}, 0x28}}, 0x0) [ 1822.599783][T23068] bridge0: port 1(bridge_slave_0) entered blocking state [ 1822.606861][T23068] bridge0: port 1(bridge_slave_0) entered forwarding state [ 1822.615396][T23068] bridge0: port 2(bridge_slave_1) entered blocking state [ 1822.622452][T23068] bridge0: port 2(bridge_slave_1) entered forwarding state [ 1822.637838][T23070] netlink: 'syz-executor.5': attribute type 27 has an invalid length. 03:25:36 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) open(0x0, 0x0, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) sendmsg$netlink(r1, &(0x7f0000006440)={0x0, 0x0, &(0x7f00000063c0)}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x50000002, &(0x7f0000000240)={&(0x7f0000000180)=@newlink={0x28, 0x10, 0x801, 0x0, 0x0, {0x0, 0x0, 0x10, 0x0, 0xa8d}, [@IFLA_GROUP={0x8}]}, 0x28}}, 0x0) 03:25:36 executing program 2: socket$nl_route(0x10, 0x3, 0x0) socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={0x0}}, 0x0) r0 = bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f0000000200)={0x18, 0x4, &(0x7f00000002c0)=ANY=[@ANYBLOB="18010000000000000000000000000000850000006d00000095"], &(0x7f0000000100)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, 0x2, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0}, 0x80) bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f0000000080)={&(0x7f0000000000)='sched_switch\x00', r0}, 0x10) ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, 0x0) socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(0xffffffffffffffff, 0x0, 0x0) openat$hwrng(0xffffffffffffff9c, &(0x7f00000001c0), 0x0, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) sendmsg$netlink(r1, &(0x7f0000006440)={0x0, 0xffffffef, &(0x7f00000063c0)=[{&(0x7f0000000600)={0x34, 0x10, 0x1, 0x0, 0x0, "", [@typed={0x8, 0x0, 0x0, 0x0, @u32}, @typed={0x8, 0x0, 0x0, 0x0, @uid}, @typed={0x14, 0x1b, 0x0, 0x0, @ipv6=@loopback={0x21}}]}, 0x34}], 0x1}, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000140)={0x0, 0x50000000, &(0x7f0000000240)={&(0x7f0000000180)=@newlink={0x28, 0x10, 0x801, 0x0, 0x0, {0x0, 0x0, 0x10, 0x0, 0xa8d}, [@IFLA_GROUP={0x8}]}, 0x28}}, 0x0) [ 1822.660135][T23070] bridge0: port 2(bridge_slave_1) entered disabled state [ 1822.667269][T23070] bridge0: port 1(bridge_slave_0) entered disabled state [ 1822.689405][T23074] netlink: 'syz-executor.2': attribute type 27 has an invalid length. [ 1822.724115][T23075] bridge0: port 1(bridge_slave_0) entered blocking state [ 1822.731180][T23075] bridge0: port 1(bridge_slave_0) entered forwarding state [ 1822.739659][T23075] bridge0: port 2(bridge_slave_1) entered blocking state [ 1822.746707][T23075] bridge0: port 2(bridge_slave_1) entered forwarding state [ 1822.763184][T12741] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready 03:25:36 executing program 5: r0 = socket$nl_route(0x10, 0x3, 0x0) open(0x0, 0x0, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) sendmsg$netlink(r1, &(0x7f0000006440)={0x0, 0x0, &(0x7f00000063c0)=[{&(0x7f0000000600)={0x34, 0x10, 0x1, 0x0, 0x0, "", [@typed={0x8, 0x0, 0x0, 0x0, @u32}, @typed={0x8, 0x0, 0x0, 0x0, @uid}, @typed={0x14, 0x1b, 0x0, 0x0, @ipv6=@loopback={0x21}}]}, 0x34}], 0x1}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x50000000, &(0x7f0000000240)={&(0x7f0000000180)=@newlink={0x28, 0x10, 0x801, 0x0, 0x6, {0x0, 0x0, 0x10, 0x0, 0xa8d}, [@IFLA_GROUP={0x8}]}, 0x28}}, 0x0) [ 1822.770918][T12741] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 1822.779574][T12741] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 1822.788333][T12741] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 1822.797401][T12741] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 1822.805738][T12741] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 1822.814090][T12741] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 1822.822436][T12741] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 1822.830776][T12741] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 1822.839351][T12741] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 1822.847904][T12741] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 1822.856174][T12741] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 1822.864417][T12741] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready 03:25:36 executing program 3: bpf$ENABLE_STATS(0x20, 0x0, 0x0) r0 = openat$kvm(0xffffffffffffff9c, 0x0, 0x0, 0x0) prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r1 = getpid() sched_setaffinity(0x0, 0x8, &(0x7f0000000240)=0x2) sched_setscheduler(r1, 0x2, &(0x7f0000000200)=0x4) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) connect$unix(r2, &(0x7f0000000180)=@abs, 0x6e) sendmmsg$unix(r3, &(0x7f00000bd000), 0x318, 0x0) recvmmsg(r2, &(0x7f00000000c0), 0x10106, 0x2, 0x0) r4 = bpf$PROG_LOAD(0x5, &(0x7f0000000440)={0x11, 0x6, &(0x7f00000004c0)=ANY=[@ANYBLOB="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"/608], &(0x7f0000000080)='GPL\x00', 0x5, 0x29e, &(0x7f000000cf3d)=""/195, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x6, 0x0, 0x0, 0x10, 0x0}, 0x70) prlimit64(r1, 0x0, &(0x7f0000000000)={0x7, 0x10000}, &(0x7f0000000400)) ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r5 = bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f00000000c0)={&(0x7f0000000080)='sched_switch\x00', r4}, 0x10) sendmmsg$unix(0xffffffffffffffff, &(0x7f00000087c0)=[{{0x0, 0x0, &(0x7f0000000280)=[{&(0x7f0000000340)="752384037276623af5639b6a609aae05867a472736496fd7af94a6716acefbb9bb5ba16c4e0537e05042acad9a6a7c460b47b3ffe7d531efe42b2a581d8497c0c6e97e55f61dddc3a3702e8d11d281aa6cc82f1c7944b7fa58154ddb75ac7b17ef25408be34a533e1cc1b6c5f817543a1dbe9c15dd82f4742d8318ef9977a06d786a14b9784252a1cf576a85d6496ea158e9299c09093c0ddf840401a22353d05383341fa8388c868c8337c90dbf494c881730f1f4e2420937b1", 0xba}], 0x1, &(0x7f00000002c0)=[@cred={{0x1c, 0x1, 0x2, {r1}}}, @cred={{0x1c, 0x1, 0x2, {r1, 0x0, 0xee01}}}], 0x40, 0x24048814}}, {{0x0, 0x0, &(0x7f0000000b40)=[{&(0x7f0000000840)="7ee0255692350f13f34ceb0d2f3e6d4893ad62894f30a1b018fdcd7eea61eed31750537752647650be017bc77da704ba1f69fc5227f6e99e920fbf367e42d28d313c3fc21ea04bcc1ab834226665db6a38dc2d7835573d634a24217b6fe63a9afc961f9597d8d2f3c8881b6a564a79c7fe9b60fbbcfd62221022b45c1b32fabc82161d6196fbf768d1eaa780e3d8df80d21e2f221f51d4083297d0388acb557dbf441f255c1af96b01124284ddef5a252fe3008461764264b631cae2ae", 0xbd}, {&(0x7f0000000940)="aaf0a13237e98477da52b9434649c0fc5cc05a188a5a3c44aaf4f2850418371e43254e7ab50d7b1683cad9349754a9254e952f77022eeefeceb9642d6b6ac5cb8216df16bf7e345b79", 0x49}, {&(0x7f00000009c0)="c2ba1a8f103167e31669bbc62727a7d88ea2239c556d88d8df86096cb95c8c4793943ce22a4bac39f63be65300706d34a0fdee505935d98647adb83416a101ab672c63d1da216cf2d2cb712222b539e36431f457cba73fee458f10d263b1043ce4bd4de92f6722124e346eb6e5981e7dfcca52a2f5b68420a3c0be07480a593ef6c4fa5cc1cd9fc168eec433e7f7662e22a70ce73820f9bc5968a9ac2515208ddb3b2b925df94ebcaf2d00629a61200ed0ef43b545086990498fcfc5d4d1f98d1add4fe673d5aee46a8ad2a95a3a15a58ffd75ad2de31fa0dfcae0957e859cdb6e419674426c62d9ae5a636e3a80", 0xee}, {&(0x7f0000000ac0)="915d48fa35bb4f12d70be9ea71295925f8bf27b1e5775c4eface241a85a108c2410a63d8c161b380ebf76b472c5211c7787943e756326cd224e95464fbcc73605a54d684b7d6603ce636808128ece9fb8097a2", 0x53}, {0x0}], 0x5, &(0x7f0000002e00)=[@cred={{0x1c, 0x1, 0x2, {0x0, 0xffffffffffffffff, 0xee00}}}, @cred={{0x1c}}, @rights={{0x2c, 0x1, 0x1, [0xffffffffffffffff, 0xffffffffffffffff, r0, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, r4]}}, @rights={{0x24, 0x1, 0x1, [r5, 0xffffffffffffffff, 0xffffffffffffffff, r4, 0xffffffffffffffff]}}], 0x98, 0x24040040}}, {{0x0, 0x0, &(0x7f0000004100)=[{&(0x7f0000002f40)="637b067f6f99f10cf92d46aea478a379b64f74b6cc226ea87ae4dfcade98f00ffff419239b1e5237e29c77babd53b768c6ad1b737bf908e1e321d457952a3d0c6c559a4af90c74640ba975989271cb01056ac475238d05c8e74b936a6e4ca95e6ce834a82b06d98646a42526ecee1d75934e011ad16d", 0x76}, {&(0x7f0000002fc0)}, {0x0}, {&(0x7f00000040c0)="7886974179698d4c40ac77ac1e2aa4298505fe54b89e5b20ee2cb5b2e216", 0x1e}], 0x4, 0x0, 0x0, 0x40048c4}}, {{0x0, 0x0, 0x0, 0x0, &(0x7f0000005440)=[@cred={{0x1c}}], 0x20, 0x10}}, {{0x0, 0x0, &(0x7f00000086c0)=[{&(0x7f0000005500)="21e6f39df30227ba9da9edf4a1f3dfe4cf9433853b7022b246949a6e1c5f12be85c3be82d6921d2640dc82d7937e97126c908bf8393f5ad7aabee741c17d02348df77176be6403bbb6fcd79958cb855cf37a20081da66ebba8930691bfda12342a802016e42c7fc3204f97ea62b87dfc808df3498dd7ce696710196c56f36bbd9f2367a3bde9faa65c4f4466c5cc3d8f329e9e1657e6fa8cea232ce8e78d9df7e70ae82d463fdec63aec8ffac4b443b8c1", 0xb1}, {&(0x7f0000005680)="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", 0x575}, {&(0x7f0000006680)}, {0x0}, {&(0x7f0000008680)="7dbebf4cac6e576dc6327f72820ef4", 0xf}], 0x5, &(0x7f0000008740)=[@rights={{0x14, 0x1, 0x1, [r0]}}, @rights={{0x24, 0x1, 0x1, [0xffffffffffffffff, r0, 0xffffffffffffffff, r4, r5]}}, @rights={{0x18, 0x1, 0x1, [r4, 0xffffffffffffffff]}}], 0x58, 0x20040040}}], 0x5, 0x40000) r6 = openat$loop_ctrl(0xffffff9c, &(0x7f0000000040), 0x0, 0x0) sendmsg$nl_route(r5, &(0x7f0000000300)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x200}, 0xc, 0x0, 0x1, 0x0, 0x0, 0x4000004}, 0x8010) ioctl$LOOP_CTL_ADD(r6, 0x4c80, 0x0) (fail_nth: 33) ioctl$LOOP_CTL_REMOVE(r6, 0x4c81, 0x0) r7 = creat(&(0x7f0000000240)='./file0\x00', 0x0) fallocate(r7, 0x100000011, 0x0, 0x2811fdff) [ 1822.879405][T12741] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 1822.888388][T12741] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 1822.897034][T12741] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 1822.905122][T12741] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 1822.912715][T12741] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 1822.921266][T12741] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 1822.929881][T12741] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 1822.937995][T12741] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 1822.946190][T12741] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 1822.954265][T12741] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 1822.969269][T12741] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 1822.988157][T12741] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 1823.005577][T12741] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 1823.045608][T23098] FAULT_INJECTION: forcing a failure. [ 1823.045608][T23098] name failslab, interval 1, probability 0, space 0, times 0 [ 1823.066204][T23098] CPU: 1 PID: 23098 Comm: syz-executor.3 Not tainted 5.10.160-syzkaller-01321-g003c389455eb #0 [ 1823.076508][T23098] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 1823.086538][T23098] Call Trace: [ 1823.089809][T23098] dump_stack_lvl+0x1e2/0x24b [ 1823.094463][T23098] ? bfq_pos_tree_add_move+0x43e/0x43e [ 1823.099897][T23098] ? pcpu_memcg_post_alloc_hook+0x1c8/0x340 [ 1823.105767][T23098] ? find_next_bit+0xd6/0x120 [ 1823.110418][T23098] dump_stack+0x15/0x17 [ 1823.114552][T23098] should_fail+0x3c0/0x510 [ 1823.118944][T23098] ? disk_expand_part_tbl+0x1b9/0x3f0 [ 1823.124290][T23098] __should_failslab+0x9f/0xe0 [ 1823.129030][T23098] should_failslab+0x9/0x20 [ 1823.133508][T23098] __kmalloc+0x60/0x360 [ 1823.137647][T23098] disk_expand_part_tbl+0x1b9/0x3f0 [ 1823.142830][T23098] __alloc_disk_node+0x112/0x330 [ 1823.147745][T23098] loop_add+0x341/0x760 [ 1823.151923][T23098] loop_control_ioctl+0x564/0x740 [ 1823.156925][T23098] ? loop_remove+0xb0/0xb0 [ 1823.161322][T23098] ? __fget_files+0x310/0x370 [ 1823.165976][T23098] ? security_file_ioctl+0xb1/0xd0 [ 1823.171155][T23098] ? loop_remove+0xb0/0xb0 [ 1823.175547][T23098] __se_sys_ioctl+0x115/0x190 [ 1823.180200][T23098] __x64_sys_ioctl+0x7b/0x90 [ 1823.184773][T23098] do_syscall_64+0x34/0x70 [ 1823.189259][T23098] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 1823.195127][T23098] RIP: 0033:0x7f0de7cfa0a9 [ 1823.199520][T23098] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 f1 19 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 1823.219100][T23098] RSP: 002b:00007f0de6a2b168 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 1823.227493][T23098] RAX: ffffffffffffffda RBX: 00007f0de7e1a120 RCX: 00007f0de7cfa0a9 [ 1823.235440][T23098] RDX: 0000000000000000 RSI: 0000000000004c80 RDI: 0000000000000008 [ 1823.243393][T23098] RBP: 00007f0de6a2b1d0 R08: 0000000000000000 R09: 0000000000000000 [ 1823.251344][T23098] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 1823.259291][T23098] R13: 00007ffd739418ef R14: 00007f0de6a2b300 R15: 0000000000022000 [ 1823.394913][T12741] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 1823.404142][T12741] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 1823.416923][T12741] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 1823.425050][T12741] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 1823.433415][T12741] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 1823.441297][T12741] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 1823.448919][T12741] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 1823.457558][T12741] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 1823.466372][T12741] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 1823.474614][T12741] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 1823.482897][T12741] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 1823.491307][T12741] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 1823.499671][T12741] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 1823.508275][T12741] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 1823.516738][T12741] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 1823.524830][T12741] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 1823.533030][T12741] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 1823.541590][T12741] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 1823.549633][T12741] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 1823.558333][T23082] netlink: 'syz-executor.0': attribute type 27 has an invalid length. [ 1823.571310][T23082] bridge0: port 2(bridge_slave_1) entered disabled state [ 1823.578423][T23082] bridge0: port 1(bridge_slave_0) entered disabled state 03:25:37 executing program 0: sendmsg$nl_route(0xffffffffffffffff, 0x0, 0x0) socket$netlink(0x10, 0x3, 0x0) openat$hwrng(0xffffffffffffff9c, 0x0, 0x0, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) sendmsg$netlink(r1, &(0x7f0000006440)={0x0, 0x0, &(0x7f00000063c0)=[{&(0x7f0000000600)={0x34, 0x10, 0x1, 0x0, 0x0, "", [@typed={0x8, 0x0, 0x0, 0x0, @u32}, @typed={0x8, 0x0, 0x0, 0x0, @uid}, @typed={0x14, 0x1b, 0x0, 0x0, @ipv6=@loopback={0x21}}]}, 0x34}], 0x1}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x50000000, &(0x7f0000000240)={&(0x7f0000000180)=@newlink={0x28, 0x10, 0x801, 0x8, 0x0, {0x0, 0x0, 0x10, 0x0, 0xa8d}, [@IFLA_GROUP={0x8}]}, 0x28}}, 0x0) [ 1823.606374][T23083] bridge0: port 1(bridge_slave_0) entered blocking state [ 1823.613430][T23083] bridge0: port 1(bridge_slave_0) entered forwarding state [ 1823.622432][T23083] bridge0: port 2(bridge_slave_1) entered blocking state [ 1823.629467][T23083] bridge0: port 2(bridge_slave_1) entered forwarding state 03:25:37 executing program 2: socket$nl_route(0x10, 0x3, 0x0) socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={0x0}}, 0x0) r0 = bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f0000000200)={0x18, 0x4, &(0x7f00000002c0)=ANY=[@ANYBLOB="18010000000000000000000000000000850000006d00000095"], &(0x7f0000000100)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, 0x2, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0}, 0x80) bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f0000000080)={&(0x7f0000000000)='sched_switch\x00', r0}, 0x10) ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, 0x0) socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(0xffffffffffffffff, 0x0, 0x0) openat$hwrng(0xffffffffffffff9c, &(0x7f00000001c0), 0x0, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) sendmsg$netlink(r1, &(0x7f0000006440)={0x0, 0xfffffff0, &(0x7f00000063c0)=[{&(0x7f0000000600)={0x34, 0x10, 0x1, 0x0, 0x0, "", [@typed={0x8, 0x0, 0x0, 0x0, @u32}, @typed={0x8, 0x0, 0x0, 0x0, @uid}, @typed={0x14, 0x1b, 0x0, 0x0, @ipv6=@loopback={0x21}}]}, 0x34}], 0x1}, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000140)={0x0, 0x50000000, &(0x7f0000000240)={&(0x7f0000000180)=@newlink={0x28, 0x10, 0x801, 0x0, 0x0, {0x0, 0x0, 0x10, 0x0, 0xa8d}, [@IFLA_GROUP={0x8}]}, 0x28}}, 0x0) 03:25:37 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) open(0x0, 0x0, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) sendmsg$netlink(r1, &(0x7f0000006440)={0x0, 0x0, &(0x7f00000063c0)}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x50000002, &(0x7f0000000240)={&(0x7f0000000180)=@newlink={0x28, 0x10, 0x801, 0x0, 0x0, {0x0, 0x0, 0x10, 0x0, 0xa8d}, [@IFLA_GROUP={0x8}]}, 0x28}}, 0x0) [ 1823.651308][T23085] bridge0: port 2(bridge_slave_1) entered disabled state [ 1823.658414][T23085] bridge0: port 1(bridge_slave_0) entered disabled state 03:25:37 executing program 3: bpf$ENABLE_STATS(0x20, 0x0, 0x0) r0 = openat$kvm(0xffffffffffffff9c, 0x0, 0x0, 0x0) prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r1 = getpid() sched_setaffinity(0x0, 0x8, &(0x7f0000000240)=0x2) sched_setscheduler(r1, 0x2, &(0x7f0000000200)=0x4) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) connect$unix(r2, &(0x7f0000000180)=@abs, 0x6e) sendmmsg$unix(r3, &(0x7f00000bd000), 0x318, 0x0) recvmmsg(r2, &(0x7f00000000c0), 0x10106, 0x2, 0x0) r4 = bpf$PROG_LOAD(0x5, &(0x7f0000000440)={0x11, 0x6, &(0x7f00000004c0)=ANY=[@ANYBLOB="050000000000000061110c00000000008510000002000000850000000800000095000000000000009500a5050000000077d8f3b423cdac8d8000000000000020e16ad10a48b243ccc42606d25dfd73a015e0ca7fc2506a0f68a7d06d7535f7866907dc6751dfb265a0e3ccae669e173a649c1cfd6587d452d46b7cc957d77578f4c35235138d5521f9453559c3421eed73d5661cfeecf9c66c54c3b3ffe1b4ce25d7c983c044c03bf3a48dfe3e26e7a23129d6606fd28a69989d552af6200000003a00000000000000abecc2f4a3799af2551ce935b0f327cb3f011a7d06602e2fd5234712596b696418f163d1a13ed38ae89d24e1cebfba2f87925bfacba83109753f541cd027edd68149ee99eebc6f7d6dd4aed4afe1f44ccb19e810879b70a70000000000000000000000d7900a820b6327944e9a217b9800e02a92895614cd50cbe43a1ed25268816b004519c9c5cff097d8000000000009d27d753a30a147b24a48435bd8a568669596e9e08679b3ce48e90defb6670c3d62ad0a97aec773713a66b223fa8b148871c8d31d24291c25449f106b99893ed20fa7a050fbbef90327e827e513e9606800000000e89f9c85c822a961546ed5363c17ff1432d08806bc376e3e69ee52b59d13182e1f24ed200ada12f7a1525320e71666f472a97214d0b2874df30ed5eb1affb87ba55b2d72078e9f40b4ae7dc3b2aeb0d11cd22c35d32940f19dff00ffffffff08000000e1ff003853e59de7621e348955735264f34b1046a1813668297a7edad187ef106ae7fcbb25090f17d0baadeb8ae190a1fb5a315f8347fb0379659500"/608], &(0x7f0000000080)='GPL\x00', 0x5, 0x29e, &(0x7f000000cf3d)=""/195, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x6, 0x0, 0x0, 0x10, 0x0}, 0x70) prlimit64(r1, 0x0, &(0x7f0000000000)={0x7, 0x10000}, &(0x7f0000000400)) ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r5 = bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f00000000c0)={&(0x7f0000000080)='sched_switch\x00', r4}, 0x10) sendmmsg$unix(0xffffffffffffffff, &(0x7f00000087c0)=[{{0x0, 0x0, &(0x7f0000000280)=[{&(0x7f0000000340)="752384037276623af5639b6a609aae05867a472736496fd7af94a6716acefbb9bb5ba16c4e0537e05042acad9a6a7c460b47b3ffe7d531efe42b2a581d8497c0c6e97e55f61dddc3a3702e8d11d281aa6cc82f1c7944b7fa58154ddb75ac7b17ef25408be34a533e1cc1b6c5f817543a1dbe9c15dd82f4742d8318ef9977a06d786a14b9784252a1cf576a85d6496ea158e9299c09093c0ddf840401a22353d05383341fa8388c868c8337c90dbf494c881730f1f4e2420937b1", 0xba}], 0x1, &(0x7f00000002c0)=[@cred={{0x1c, 0x1, 0x2, {r1}}}, @cred={{0x1c, 0x1, 0x2, {r1, 0x0, 0xee01}}}], 0x40, 0x24048814}}, {{0x0, 0x0, &(0x7f0000000b40)=[{&(0x7f0000000840)="7ee0255692350f13f34ceb0d2f3e6d4893ad62894f30a1b018fdcd7eea61eed31750537752647650be017bc77da704ba1f69fc5227f6e99e920fbf367e42d28d313c3fc21ea04bcc1ab834226665db6a38dc2d7835573d634a24217b6fe63a9afc961f9597d8d2f3c8881b6a564a79c7fe9b60fbbcfd62221022b45c1b32fabc82161d6196fbf768d1eaa780e3d8df80d21e2f221f51d4083297d0388acb557dbf441f255c1af96b01124284ddef5a252fe3008461764264b631cae2ae", 0xbd}, {&(0x7f0000000940)="aaf0a13237e98477da52b9434649c0fc5cc05a188a5a3c44aaf4f2850418371e43254e7ab50d7b1683cad9349754a9254e952f77022eeefeceb9642d6b6ac5cb8216df16bf7e345b79", 0x49}, {&(0x7f00000009c0)="c2ba1a8f103167e31669bbc62727a7d88ea2239c556d88d8df86096cb95c8c4793943ce22a4bac39f63be65300706d34a0fdee505935d98647adb83416a101ab672c63d1da216cf2d2cb712222b539e36431f457cba73fee458f10d263b1043ce4bd4de92f6722124e346eb6e5981e7dfcca52a2f5b68420a3c0be07480a593ef6c4fa5cc1cd9fc168eec433e7f7662e22a70ce73820f9bc5968a9ac2515208ddb3b2b925df94ebcaf2d00629a61200ed0ef43b545086990498fcfc5d4d1f98d1add4fe673d5aee46a8ad2a95a3a15a58ffd75ad2de31fa0dfcae0957e859cdb6e419674426c62d9ae5a636e3a80", 0xee}, {&(0x7f0000000ac0)="915d48fa35bb4f12d70be9ea71295925f8bf27b1e5775c4eface241a85a108c2410a63d8c161b380ebf76b472c5211c7787943e756326cd224e95464fbcc73605a54d684b7d6603ce636808128ece9fb8097a2", 0x53}, {0x0}], 0x5, &(0x7f0000002e00)=[@cred={{0x1c, 0x1, 0x2, {0x0, 0xffffffffffffffff, 0xee00}}}, @cred={{0x1c}}, @rights={{0x2c, 0x1, 0x1, [0xffffffffffffffff, 0xffffffffffffffff, r0, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, r4]}}, @rights={{0x24, 0x1, 0x1, [r5, 0xffffffffffffffff, 0xffffffffffffffff, r4, 0xffffffffffffffff]}}], 0x98, 0x24040040}}, {{0x0, 0x0, &(0x7f0000004100)=[{&(0x7f0000002f40)="637b067f6f99f10cf92d46aea478a379b64f74b6cc226ea87ae4dfcade98f00ffff419239b1e5237e29c77babd53b768c6ad1b737bf908e1e321d457952a3d0c6c559a4af90c74640ba975989271cb01056ac475238d05c8e74b936a6e4ca95e6ce834a82b06d98646a42526ecee1d75934e011ad16d", 0x76}, {&(0x7f0000002fc0)}, {0x0}, {&(0x7f00000040c0)="7886974179698d4c40ac77ac1e2aa4298505fe54b89e5b20ee2cb5b2e216", 0x1e}], 0x4, 0x0, 0x0, 0x40048c4}}, {{0x0, 0x0, 0x0, 0x0, &(0x7f0000005440)=[@cred={{0x1c}}], 0x20, 0x10}}, {{0x0, 0x0, &(0x7f00000086c0)=[{&(0x7f0000005500)="21e6f39df30227ba9da9edf4a1f3dfe4cf9433853b7022b246949a6e1c5f12be85c3be82d6921d2640dc82d7937e97126c908bf8393f5ad7aabee741c17d02348df77176be6403bbb6fcd79958cb855cf37a20081da66ebba8930691bfda12342a802016e42c7fc3204f97ea62b87dfc808df3498dd7ce696710196c56f36bbd9f2367a3bde9faa65c4f4466c5cc3d8f329e9e1657e6fa8cea232ce8e78d9df7e70ae82d463fdec63aec8ffac4b443b8c1", 0xb1}, {&(0x7f0000005680)="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", 0x575}, {&(0x7f0000006680)}, {0x0}, {&(0x7f0000008680)="7dbebf4cac6e576dc6327f72820ef4", 0xf}], 0x5, &(0x7f0000008740)=[@rights={{0x14, 0x1, 0x1, [r0]}}, @rights={{0x24, 0x1, 0x1, [0xffffffffffffffff, r0, 0xffffffffffffffff, r4, r5]}}, @rights={{0x18, 0x1, 0x1, [r4, 0xffffffffffffffff]}}], 0x58, 0x20040040}}], 0x5, 0x40000) r6 = openat$loop_ctrl(0xffffff9c, &(0x7f0000000040), 0x0, 0x0) sendmsg$nl_route(r5, &(0x7f0000000300)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x200}, 0xc, 0x0, 0x1, 0x0, 0x0, 0x4000004}, 0x8010) ioctl$LOOP_CTL_ADD(r6, 0x4c80, 0x0) (fail_nth: 34) ioctl$LOOP_CTL_REMOVE(r6, 0x4c81, 0x0) r7 = creat(&(0x7f0000000240)='./file0\x00', 0x0) fallocate(r7, 0x100000011, 0x0, 0x2811fdff) 03:25:37 executing program 4: ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, 0x0) openat$hwrng(0xffffffffffffff9c, 0x0, 0x0, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) open(0x0, 0x0, 0x0) open(0x0, 0x0, 0x0) syz_open_procfs(0x0, 0x0) syz_genetlink_get_family_id$ipvs(0x0, 0xffffffffffffffff) r1 = socket$netlink(0x10, 0x3, 0x0) sendmsg$netlink(r1, &(0x7f0000006440)={0x0, 0x0, &(0x7f00000063c0)=[{&(0x7f0000000600)={0x34, 0x10, 0x1, 0x0, 0x0, "", [@typed={0x8, 0x0, 0x0, 0x0, @u32}, @typed={0x8, 0x0, 0x0, 0x0, @uid}, @typed={0x14, 0x1b, 0x0, 0x0, @ipv6=@loopback={0x21}}]}, 0x34}], 0x1}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x50000000, &(0x7f0000000240)={&(0x7f0000000180)=@newlink={0x28, 0x10, 0x801, 0x2000000, 0x0, {0x0, 0x0, 0x10, 0x0, 0xa8d}, [@IFLA_GROUP={0x8}]}, 0x28}}, 0x0) [ 1823.704367][T23090] bridge0: port 1(bridge_slave_0) entered blocking state [ 1823.711463][T23090] bridge0: port 1(bridge_slave_0) entered forwarding state [ 1823.721292][T23090] bridge0: port 2(bridge_slave_1) entered blocking state [ 1823.728363][T23090] bridge0: port 2(bridge_slave_1) entered forwarding state [ 1823.767654][T23093] bridge0: port 2(bridge_slave_1) entered disabled state [ 1823.774763][T23093] bridge0: port 1(bridge_slave_0) entered disabled state [ 1823.802295][T23094] bridge0: port 1(bridge_slave_0) entered blocking state [ 1823.809360][T23094] bridge0: port 1(bridge_slave_0) entered forwarding state [ 1823.887135][T23112] FAULT_INJECTION: forcing a failure. [ 1823.887135][T23112] name failslab, interval 1, probability 0, space 0, times 0 [ 1823.899969][T23112] CPU: 1 PID: 23112 Comm: syz-executor.3 Not tainted 5.10.160-syzkaller-01321-g003c389455eb #0 [ 1823.910279][T23112] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 1823.920311][T23112] Call Trace: [ 1823.923580][T23112] dump_stack_lvl+0x1e2/0x24b [ 1823.928235][T23112] ? panic+0x7d7/0x7d7 [ 1823.932280][T23112] ? bfq_pos_tree_add_move+0x43e/0x43e [ 1823.937717][T23112] ? find_next_bit+0xd6/0x120 [ 1823.942371][T23112] ? cpumask_next+0x11/0x30 [ 1823.946848][T23112] dump_stack+0x15/0x17 [ 1823.950987][T23112] should_fail+0x3c0/0x510 [ 1823.955383][T23112] ? percpu_ref_init+0xd0/0x340 [ 1823.960210][T23112] __should_failslab+0x9f/0xe0 [ 1823.964950][T23112] should_failslab+0x9/0x20 [ 1823.969434][T23112] kmem_cache_alloc_trace+0x3a/0x330 [ 1823.974701][T23112] percpu_ref_init+0xd0/0x340 [ 1823.979361][T23112] ? hd_ref_init+0x50/0x50 [ 1823.983758][T23112] hd_ref_init+0x27/0x50 [ 1823.987978][T23112] __alloc_disk_node+0x1be/0x330 [ 1823.992897][T23112] loop_add+0x341/0x760 [ 1823.997030][T23112] loop_control_ioctl+0x564/0x740 [ 1824.002030][T23112] ? loop_remove+0xb0/0xb0 [ 1824.006423][T23112] ? __fget_files+0x310/0x370 [ 1824.011079][T23112] ? security_file_ioctl+0xb1/0xd0 [ 1824.016166][T23112] ? loop_remove+0xb0/0xb0 [ 1824.021427][T23112] __se_sys_ioctl+0x115/0x190 [ 1824.026081][T23112] __x64_sys_ioctl+0x7b/0x90 [ 1824.030645][T23112] do_syscall_64+0x34/0x70 [ 1824.035039][T23112] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 1824.040906][T23112] RIP: 0033:0x7f0de7cfa0a9 [ 1824.045302][T23112] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 f1 19 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 1824.064884][T23112] RSP: 002b:00007f0de6a2b168 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 1824.073274][T23112] RAX: ffffffffffffffda RBX: 00007f0de7e1a120 RCX: 00007f0de7cfa0a9 [ 1824.081221][T23112] RDX: 0000000000000000 RSI: 0000000000004c80 RDI: 0000000000000008 [ 1824.089170][T23112] RBP: 00007f0de6a2b1d0 R08: 0000000000000000 R09: 0000000000000000 [ 1824.097125][T23112] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 1824.105072][T23112] R13: 00007ffd739418ef R14: 00007f0de6a2b300 R15: 0000000000022000 03:25:37 executing program 5: r0 = socket$nl_route(0x10, 0x3, 0x0) open(0x0, 0x0, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) sendmsg$netlink(r1, &(0x7f0000006440)={0x0, 0x0, &(0x7f00000063c0)=[{&(0x7f0000000600)={0x34, 0x10, 0x1, 0x0, 0x0, "", [@typed={0x8, 0x0, 0x0, 0x0, @u32}, @typed={0x8, 0x0, 0x0, 0x0, @uid}, @typed={0x14, 0x1b, 0x0, 0x0, @ipv6=@loopback={0x21}}]}, 0x34}], 0x1}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x50000000, &(0x7f0000000240)={&(0x7f0000000180)=@newlink={0x28, 0x10, 0x801, 0x0, 0x7, {0x0, 0x0, 0x10, 0x0, 0xa8d}, [@IFLA_GROUP={0x8}]}, 0x28}}, 0x0) [ 1824.267691][T23094] bridge0: port 2(bridge_slave_1) entered blocking state [ 1824.274798][T23094] bridge0: port 2(bridge_slave_1) entered forwarding state [ 1824.297058][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 1824.304982][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 1824.312787][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 1824.321288][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 1824.330053][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 1824.338413][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 1824.346637][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 1824.354773][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 1824.363139][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 1824.371589][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 1824.380033][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 1824.388214][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 1824.396359][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 1824.404764][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 1824.412702][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 1824.420935][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 1824.428544][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 1824.436134][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 1824.444532][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 1824.452999][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 1824.461342][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 1824.469598][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 1824.477789][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 1824.486073][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 1824.494404][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 1824.502873][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 1824.510962][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 1824.519388][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 1824.527747][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 1824.535615][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 1824.543848][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 1824.551500][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 1824.559075][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready 03:25:38 executing program 3: bpf$ENABLE_STATS(0x20, 0x0, 0x0) r0 = openat$kvm(0xffffffffffffff9c, 0x0, 0x0, 0x0) prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r1 = getpid() sched_setaffinity(0x0, 0x8, &(0x7f0000000240)=0x2) sched_setscheduler(r1, 0x2, &(0x7f0000000200)=0x4) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) connect$unix(r2, &(0x7f0000000180)=@abs, 0x6e) sendmmsg$unix(r3, &(0x7f00000bd000), 0x318, 0x0) recvmmsg(r2, &(0x7f00000000c0), 0x10106, 0x2, 0x0) r4 = bpf$PROG_LOAD(0x5, &(0x7f0000000440)={0x11, 0x6, &(0x7f00000004c0)=ANY=[@ANYBLOB="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"/608], &(0x7f0000000080)='GPL\x00', 0x5, 0x29e, &(0x7f000000cf3d)=""/195, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x6, 0x0, 0x0, 0x10, 0x0}, 0x70) prlimit64(r1, 0x0, &(0x7f0000000000)={0x7, 0x10000}, &(0x7f0000000400)) ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r5 = bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f00000000c0)={&(0x7f0000000080)='sched_switch\x00', r4}, 0x10) sendmmsg$unix(0xffffffffffffffff, &(0x7f00000087c0)=[{{0x0, 0x0, &(0x7f0000000280)=[{&(0x7f0000000340)="752384037276623af5639b6a609aae05867a472736496fd7af94a6716acefbb9bb5ba16c4e0537e05042acad9a6a7c460b47b3ffe7d531efe42b2a581d8497c0c6e97e55f61dddc3a3702e8d11d281aa6cc82f1c7944b7fa58154ddb75ac7b17ef25408be34a533e1cc1b6c5f817543a1dbe9c15dd82f4742d8318ef9977a06d786a14b9784252a1cf576a85d6496ea158e9299c09093c0ddf840401a22353d05383341fa8388c868c8337c90dbf494c881730f1f4e2420937b1", 0xba}], 0x1, &(0x7f00000002c0)=[@cred={{0x1c, 0x1, 0x2, {r1}}}, @cred={{0x1c, 0x1, 0x2, {r1, 0x0, 0xee01}}}], 0x40, 0x24048814}}, {{0x0, 0x0, &(0x7f0000000b40)=[{&(0x7f0000000840)="7ee0255692350f13f34ceb0d2f3e6d4893ad62894f30a1b018fdcd7eea61eed31750537752647650be017bc77da704ba1f69fc5227f6e99e920fbf367e42d28d313c3fc21ea04bcc1ab834226665db6a38dc2d7835573d634a24217b6fe63a9afc961f9597d8d2f3c8881b6a564a79c7fe9b60fbbcfd62221022b45c1b32fabc82161d6196fbf768d1eaa780e3d8df80d21e2f221f51d4083297d0388acb557dbf441f255c1af96b01124284ddef5a252fe3008461764264b631cae2ae", 0xbd}, {&(0x7f0000000940)="aaf0a13237e98477da52b9434649c0fc5cc05a188a5a3c44aaf4f2850418371e43254e7ab50d7b1683cad9349754a9254e952f77022eeefeceb9642d6b6ac5cb8216df16bf7e345b79", 0x49}, {&(0x7f00000009c0)="c2ba1a8f103167e31669bbc62727a7d88ea2239c556d88d8df86096cb95c8c4793943ce22a4bac39f63be65300706d34a0fdee505935d98647adb83416a101ab672c63d1da216cf2d2cb712222b539e36431f457cba73fee458f10d263b1043ce4bd4de92f6722124e346eb6e5981e7dfcca52a2f5b68420a3c0be07480a593ef6c4fa5cc1cd9fc168eec433e7f7662e22a70ce73820f9bc5968a9ac2515208ddb3b2b925df94ebcaf2d00629a61200ed0ef43b545086990498fcfc5d4d1f98d1add4fe673d5aee46a8ad2a95a3a15a58ffd75ad2de31fa0dfcae0957e859cdb6e419674426c62d9ae5a636e3a80", 0xee}, {&(0x7f0000000ac0)="915d48fa35bb4f12d70be9ea71295925f8bf27b1e5775c4eface241a85a108c2410a63d8c161b380ebf76b472c5211c7787943e756326cd224e95464fbcc73605a54d684b7d6603ce636808128ece9fb8097a2", 0x53}, {0x0}], 0x5, &(0x7f0000002e00)=[@cred={{0x1c, 0x1, 0x2, {0x0, 0xffffffffffffffff, 0xee00}}}, @cred={{0x1c}}, @rights={{0x2c, 0x1, 0x1, [0xffffffffffffffff, 0xffffffffffffffff, r0, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, r4]}}, @rights={{0x24, 0x1, 0x1, [r5, 0xffffffffffffffff, 0xffffffffffffffff, r4, 0xffffffffffffffff]}}], 0x98, 0x24040040}}, {{0x0, 0x0, &(0x7f0000004100)=[{&(0x7f0000002f40)="637b067f6f99f10cf92d46aea478a379b64f74b6cc226ea87ae4dfcade98f00ffff419239b1e5237e29c77babd53b768c6ad1b737bf908e1e321d457952a3d0c6c559a4af90c74640ba975989271cb01056ac475238d05c8e74b936a6e4ca95e6ce834a82b06d98646a42526ecee1d75934e011ad16d", 0x76}, {&(0x7f0000002fc0)}, {0x0}, {&(0x7f00000040c0)="7886974179698d4c40ac77ac1e2aa4298505fe54b89e5b20ee2cb5b2e216", 0x1e}], 0x4, 0x0, 0x0, 0x40048c4}}, {{0x0, 0x0, 0x0, 0x0, &(0x7f0000005440)=[@cred={{0x1c}}], 0x20, 0x10}}, {{0x0, 0x0, &(0x7f00000086c0)=[{&(0x7f0000005500)="21e6f39df30227ba9da9edf4a1f3dfe4cf9433853b7022b246949a6e1c5f12be85c3be82d6921d2640dc82d7937e97126c908bf8393f5ad7aabee741c17d02348df77176be6403bbb6fcd79958cb855cf37a20081da66ebba8930691bfda12342a802016e42c7fc3204f97ea62b87dfc808df3498dd7ce696710196c56f36bbd9f2367a3bde9faa65c4f4466c5cc3d8f329e9e1657e6fa8cea232ce8e78d9df7e70ae82d463fdec63aec8ffac4b443b8c1", 0xb1}, {&(0x7f0000005680)="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", 0x575}, {&(0x7f0000006680)}, {0x0}, {&(0x7f0000008680)="7dbebf4cac6e576dc6327f72820ef4", 0xf}], 0x5, &(0x7f0000008740)=[@rights={{0x14, 0x1, 0x1, [r0]}}, @rights={{0x24, 0x1, 0x1, [0xffffffffffffffff, r0, 0xffffffffffffffff, r4, r5]}}, @rights={{0x18, 0x1, 0x1, [r4, 0xffffffffffffffff]}}], 0x58, 0x20040040}}], 0x5, 0x40000) r6 = openat$loop_ctrl(0xffffff9c, &(0x7f0000000040), 0x0, 0x0) sendmsg$nl_route(r5, &(0x7f0000000300)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x200}, 0xc, 0x0, 0x1, 0x0, 0x0, 0x4000004}, 0x8010) ioctl$LOOP_CTL_ADD(r6, 0x4c80, 0x0) (fail_nth: 35) ioctl$LOOP_CTL_REMOVE(r6, 0x4c81, 0x0) r7 = creat(&(0x7f0000000240)='./file0\x00', 0x0) fallocate(r7, 0x100000011, 0x0, 0x2811fdff) [ 1824.567437][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 1824.575774][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 1824.584185][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 1824.594722][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 1824.602920][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 1824.611243][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 1824.619925][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 1824.628505][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 1824.636831][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 1824.645059][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 1824.653594][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 1824.661774][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 1824.675023][T23100] bridge0: port 2(bridge_slave_1) entered disabled state [ 1824.682102][T23100] bridge0: port 1(bridge_slave_0) entered disabled state [ 1824.755099][T23120] FAULT_INJECTION: forcing a failure. [ 1824.755099][T23120] name failslab, interval 1, probability 0, space 0, times 0 [ 1824.767922][T23120] CPU: 1 PID: 23120 Comm: syz-executor.3 Not tainted 5.10.160-syzkaller-01321-g003c389455eb #0 [ 1824.778222][T23120] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 1824.788253][T23120] Call Trace: [ 1824.791522][T23120] dump_stack_lvl+0x1e2/0x24b [ 1824.796175][T23120] ? bfq_pos_tree_add_move+0x43e/0x43e [ 1824.801608][T23120] ? irqentry_exit+0x50/0x60 [ 1824.806174][T23120] dump_stack+0x15/0x17 [ 1824.810307][T23120] should_fail+0x3c0/0x510 [ 1824.814698][T23120] ? rand_initialize_disk+0x4f/0xa8 [ 1824.819878][T23120] __should_failslab+0x9f/0xe0 [ 1824.824623][T23120] should_failslab+0x9/0x20 [ 1824.829102][T23120] kmem_cache_alloc_trace+0x3a/0x330 [ 1824.834382][T23120] ? __kasan_check_write+0x14/0x20 [ 1824.839489][T23120] ? percpu_ref_init+0x237/0x340 [ 1824.844414][T23120] ? hd_ref_init+0x50/0x50 [ 1824.848815][T23120] rand_initialize_disk+0x4f/0xa8 [ 1824.853819][T23120] __alloc_disk_node+0x29a/0x330 [ 1824.858735][T23120] loop_add+0x341/0x760 [ 1824.862870][T23120] loop_control_ioctl+0x564/0x740 [ 1824.867868][T23120] ? loop_remove+0xb0/0xb0 [ 1824.872263][T23120] ? __fget_files+0x310/0x370 [ 1824.876915][T23120] ? security_file_ioctl+0xb1/0xd0 [ 1824.882007][T23120] ? loop_remove+0xb0/0xb0 [ 1824.886401][T23120] __se_sys_ioctl+0x115/0x190 [ 1824.891054][T23120] __x64_sys_ioctl+0x7b/0x90 [ 1824.895618][T23120] do_syscall_64+0x34/0x70 [ 1824.900016][T23120] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 1824.905885][T23120] RIP: 0033:0x7f0de7cfa0a9 [ 1824.910278][T23120] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 f1 19 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 1824.930123][T23120] RSP: 002b:00007f0de6a2b168 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 1824.938510][T23120] RAX: ffffffffffffffda RBX: 00007f0de7e1a120 RCX: 00007f0de7cfa0a9 [ 1824.946456][T23120] RDX: 0000000000000000 RSI: 0000000000004c80 RDI: 0000000000000008 [ 1824.954404][T23120] RBP: 00007f0de6a2b1d0 R08: 0000000000000000 R09: 0000000000000000 [ 1824.962350][T23120] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 1824.970299][T23120] R13: 00007ffd739418ef R14: 00007f0de6a2b300 R15: 0000000000022000 03:25:38 executing program 2: socket$nl_route(0x10, 0x3, 0x0) socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={0x0}}, 0x0) r0 = bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f0000000200)={0x18, 0x4, &(0x7f00000002c0)=ANY=[@ANYBLOB="18010000000000000000000000000000850000006d00000095"], &(0x7f0000000100)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, 0x2, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0}, 0x80) bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f0000000080)={&(0x7f0000000000)='sched_switch\x00', r0}, 0x10) ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, 0x0) socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(0xffffffffffffffff, 0x0, 0x0) openat$hwrng(0xffffffffffffff9c, &(0x7f00000001c0), 0x0, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) sendmsg$netlink(r1, &(0x7f0000006440)={0x0, 0xfffffffe, &(0x7f00000063c0)=[{&(0x7f0000000600)={0x34, 0x10, 0x1, 0x0, 0x0, "", [@typed={0x8, 0x0, 0x0, 0x0, @u32}, @typed={0x8, 0x0, 0x0, 0x0, @uid}, @typed={0x14, 0x1b, 0x0, 0x0, @ipv6=@loopback={0x21}}]}, 0x34}], 0x1}, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000140)={0x0, 0x50000000, &(0x7f0000000240)={&(0x7f0000000180)=@newlink={0x28, 0x10, 0x801, 0x0, 0x0, {0x0, 0x0, 0x10, 0x0, 0xa8d}, [@IFLA_GROUP={0x8}]}, 0x28}}, 0x0) 03:25:38 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) open(0x0, 0x0, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) sendmsg$netlink(r1, &(0x7f0000006440)={0x0, 0x0, &(0x7f00000063c0)}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x50000002, &(0x7f0000000240)={&(0x7f0000000180)=@newlink={0x28, 0x10, 0x801, 0x0, 0x0, {0x0, 0x0, 0x10, 0x0, 0xa8d}, [@IFLA_GROUP={0x8}]}, 0x28}}, 0x0) [ 1825.185037][T23105] bridge0: port 1(bridge_slave_0) entered blocking state [ 1825.192104][T23105] bridge0: port 1(bridge_slave_0) entered forwarding state [ 1825.200315][T23105] bridge0: port 2(bridge_slave_1) entered blocking state [ 1825.207353][T23105] bridge0: port 2(bridge_slave_1) entered forwarding state [ 1825.227833][T23110] bridge0: port 2(bridge_slave_1) entered disabled state 03:25:38 executing program 0: sendmsg$nl_route(0xffffffffffffffff, 0x0, 0x0) socket$netlink(0x10, 0x3, 0x0) openat$hwrng(0xffffffffffffff9c, 0x0, 0x0, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) sendmsg$netlink(r1, &(0x7f0000006440)={0x0, 0x0, &(0x7f00000063c0)=[{&(0x7f0000000600)={0x34, 0x10, 0x1, 0x0, 0x0, "", [@typed={0x8, 0x0, 0x0, 0x0, @u32}, @typed={0x8, 0x0, 0x0, 0x0, @uid}, @typed={0x14, 0x1b, 0x0, 0x0, @ipv6=@loopback={0x21}}]}, 0x34}], 0x1}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x50000000, &(0x7f0000000240)={&(0x7f0000000180)=@newlink={0x28, 0x10, 0x801, 0x4000, 0x0, {0x0, 0x0, 0x10, 0x0, 0xa8d}, [@IFLA_GROUP={0x8}]}, 0x28}}, 0x0) [ 1825.234942][T23110] bridge0: port 1(bridge_slave_0) entered disabled state [ 1825.266842][T23113] bridge0: port 1(bridge_slave_0) entered blocking state [ 1825.273880][T23113] bridge0: port 1(bridge_slave_0) entered forwarding state 03:25:38 executing program 4: ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, 0x0) openat$hwrng(0xffffffffffffff9c, 0x0, 0x0, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) open(0x0, 0x0, 0x0) open(0x0, 0x0, 0x0) syz_open_procfs(0x0, 0x0) syz_genetlink_get_family_id$ipvs(0x0, 0xffffffffffffffff) r1 = socket$netlink(0x10, 0x3, 0x0) sendmsg$netlink(r1, &(0x7f0000006440)={0x0, 0x0, &(0x7f00000063c0)=[{&(0x7f0000000600)={0x34, 0x10, 0x1, 0x0, 0x0, "", [@typed={0x8, 0x0, 0x0, 0x0, @u32}, @typed={0x8, 0x0, 0x0, 0x0, @uid}, @typed={0x14, 0x1b, 0x0, 0x0, @ipv6=@loopback={0x21}}]}, 0x34}], 0x1}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x50000000, &(0x7f0000000240)={&(0x7f0000000180)=@newlink={0x28, 0x10, 0x801, 0x2fcec4a8, 0x0, {0x0, 0x0, 0x10, 0x0, 0xa8d}, [@IFLA_GROUP={0x8}]}, 0x28}}, 0x0) [ 1825.282706][T23113] bridge0: port 2(bridge_slave_1) entered blocking state [ 1825.289750][T23113] bridge0: port 2(bridge_slave_1) entered forwarding state [ 1825.310730][T23115] bridge0: port 2(bridge_slave_1) entered disabled state [ 1825.317841][T23115] bridge0: port 1(bridge_slave_0) entered disabled state 03:25:38 executing program 5: r0 = socket$nl_route(0x10, 0x3, 0x0) open(0x0, 0x0, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) sendmsg$netlink(r1, &(0x7f0000006440)={0x0, 0x0, &(0x7f00000063c0)=[{&(0x7f0000000600)={0x34, 0x10, 0x1, 0x0, 0x0, "", [@typed={0x8, 0x0, 0x0, 0x0, @u32}, @typed={0x8, 0x0, 0x0, 0x0, @uid}, @typed={0x14, 0x1b, 0x0, 0x0, @ipv6=@loopback={0x21}}]}, 0x34}], 0x1}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x50000000, &(0x7f0000000240)={&(0x7f0000000180)=@newlink={0x28, 0x10, 0x801, 0x0, 0x8, {0x0, 0x0, 0x10, 0x0, 0xa8d}, [@IFLA_GROUP={0x8}]}, 0x28}}, 0x0) [ 1825.351771][T23116] bridge0: port 1(bridge_slave_0) entered blocking state [ 1825.358831][T23116] bridge0: port 1(bridge_slave_0) entered forwarding state [ 1825.368438][T23116] bridge0: port 2(bridge_slave_1) entered blocking state [ 1825.375460][T23116] bridge0: port 2(bridge_slave_1) entered forwarding state [ 1825.390371][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 1825.398390][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 1825.406318][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 1825.414755][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 1825.423245][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 1825.431799][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 1825.439970][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready 03:25:38 executing program 3: bpf$ENABLE_STATS(0x20, 0x0, 0x0) r0 = openat$kvm(0xffffffffffffff9c, 0x0, 0x0, 0x0) prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r1 = getpid() sched_setaffinity(0x0, 0x8, &(0x7f0000000240)=0x2) sched_setscheduler(r1, 0x2, &(0x7f0000000200)=0x4) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) connect$unix(r2, &(0x7f0000000180)=@abs, 0x6e) sendmmsg$unix(r3, &(0x7f00000bd000), 0x318, 0x0) recvmmsg(r2, &(0x7f00000000c0), 0x10106, 0x2, 0x0) r4 = bpf$PROG_LOAD(0x5, &(0x7f0000000440)={0x11, 0x6, &(0x7f00000004c0)=ANY=[@ANYBLOB="050000000000000061110c00000000008510000002000000850000000800000095000000000000009500a5050000000077d8f3b423cdac8d8000000000000020e16ad10a48b243ccc42606d25dfd73a015e0ca7fc2506a0f68a7d06d7535f7866907dc6751dfb265a0e3ccae669e173a649c1cfd6587d452d46b7cc957d77578f4c35235138d5521f9453559c3421eed73d5661cfeecf9c66c54c3b3ffe1b4ce25d7c983c044c03bf3a48dfe3e26e7a23129d6606fd28a69989d552af6200000003a00000000000000abecc2f4a3799af2551ce935b0f327cb3f011a7d06602e2fd5234712596b696418f163d1a13ed38ae89d24e1cebfba2f87925bfacba83109753f541cd027edd68149ee99eebc6f7d6dd4aed4afe1f44ccb19e810879b70a70000000000000000000000d7900a820b6327944e9a217b9800e02a92895614cd50cbe43a1ed25268816b004519c9c5cff097d8000000000009d27d753a30a147b24a48435bd8a568669596e9e08679b3ce48e90defb6670c3d62ad0a97aec773713a66b223fa8b148871c8d31d24291c25449f106b99893ed20fa7a050fbbef90327e827e513e9606800000000e89f9c85c822a961546ed5363c17ff1432d08806bc376e3e69ee52b59d13182e1f24ed200ada12f7a1525320e71666f472a97214d0b2874df30ed5eb1affb87ba55b2d72078e9f40b4ae7dc3b2aeb0d11cd22c35d32940f19dff00ffffffff08000000e1ff003853e59de7621e348955735264f34b1046a1813668297a7edad187ef106ae7fcbb25090f17d0baadeb8ae190a1fb5a315f8347fb0379659500"/608], &(0x7f0000000080)='GPL\x00', 0x5, 0x29e, &(0x7f000000cf3d)=""/195, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x6, 0x0, 0x0, 0x10, 0x0}, 0x70) prlimit64(r1, 0x0, &(0x7f0000000000)={0x7, 0x10000}, &(0x7f0000000400)) ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r5 = bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f00000000c0)={&(0x7f0000000080)='sched_switch\x00', r4}, 0x10) sendmmsg$unix(0xffffffffffffffff, &(0x7f00000087c0)=[{{0x0, 0x0, &(0x7f0000000280)=[{&(0x7f0000000340)="752384037276623af5639b6a609aae05867a472736496fd7af94a6716acefbb9bb5ba16c4e0537e05042acad9a6a7c460b47b3ffe7d531efe42b2a581d8497c0c6e97e55f61dddc3a3702e8d11d281aa6cc82f1c7944b7fa58154ddb75ac7b17ef25408be34a533e1cc1b6c5f817543a1dbe9c15dd82f4742d8318ef9977a06d786a14b9784252a1cf576a85d6496ea158e9299c09093c0ddf840401a22353d05383341fa8388c868c8337c90dbf494c881730f1f4e2420937b1", 0xba}], 0x1, &(0x7f00000002c0)=[@cred={{0x1c, 0x1, 0x2, {r1}}}, @cred={{0x1c, 0x1, 0x2, {r1, 0x0, 0xee01}}}], 0x40, 0x24048814}}, {{0x0, 0x0, &(0x7f0000000b40)=[{&(0x7f0000000840)="7ee0255692350f13f34ceb0d2f3e6d4893ad62894f30a1b018fdcd7eea61eed31750537752647650be017bc77da704ba1f69fc5227f6e99e920fbf367e42d28d313c3fc21ea04bcc1ab834226665db6a38dc2d7835573d634a24217b6fe63a9afc961f9597d8d2f3c8881b6a564a79c7fe9b60fbbcfd62221022b45c1b32fabc82161d6196fbf768d1eaa780e3d8df80d21e2f221f51d4083297d0388acb557dbf441f255c1af96b01124284ddef5a252fe3008461764264b631cae2ae", 0xbd}, {&(0x7f0000000940)="aaf0a13237e98477da52b9434649c0fc5cc05a188a5a3c44aaf4f2850418371e43254e7ab50d7b1683cad9349754a9254e952f77022eeefeceb9642d6b6ac5cb8216df16bf7e345b79", 0x49}, {&(0x7f00000009c0)="c2ba1a8f103167e31669bbc62727a7d88ea2239c556d88d8df86096cb95c8c4793943ce22a4bac39f63be65300706d34a0fdee505935d98647adb83416a101ab672c63d1da216cf2d2cb712222b539e36431f457cba73fee458f10d263b1043ce4bd4de92f6722124e346eb6e5981e7dfcca52a2f5b68420a3c0be07480a593ef6c4fa5cc1cd9fc168eec433e7f7662e22a70ce73820f9bc5968a9ac2515208ddb3b2b925df94ebcaf2d00629a61200ed0ef43b545086990498fcfc5d4d1f98d1add4fe673d5aee46a8ad2a95a3a15a58ffd75ad2de31fa0dfcae0957e859cdb6e419674426c62d9ae5a636e3a80", 0xee}, {&(0x7f0000000ac0)="915d48fa35bb4f12d70be9ea71295925f8bf27b1e5775c4eface241a85a108c2410a63d8c161b380ebf76b472c5211c7787943e756326cd224e95464fbcc73605a54d684b7d6603ce636808128ece9fb8097a2", 0x53}, {0x0}], 0x5, &(0x7f0000002e00)=[@cred={{0x1c, 0x1, 0x2, {0x0, 0xffffffffffffffff, 0xee00}}}, @cred={{0x1c}}, @rights={{0x2c, 0x1, 0x1, [0xffffffffffffffff, 0xffffffffffffffff, r0, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, r4]}}, @rights={{0x24, 0x1, 0x1, [r5, 0xffffffffffffffff, 0xffffffffffffffff, r4, 0xffffffffffffffff]}}], 0x98, 0x24040040}}, {{0x0, 0x0, &(0x7f0000004100)=[{&(0x7f0000002f40)="637b067f6f99f10cf92d46aea478a379b64f74b6cc226ea87ae4dfcade98f00ffff419239b1e5237e29c77babd53b768c6ad1b737bf908e1e321d457952a3d0c6c559a4af90c74640ba975989271cb01056ac475238d05c8e74b936a6e4ca95e6ce834a82b06d98646a42526ecee1d75934e011ad16d", 0x76}, {&(0x7f0000002fc0)}, {0x0}, {&(0x7f00000040c0)="7886974179698d4c40ac77ac1e2aa4298505fe54b89e5b20ee2cb5b2e216", 0x1e}], 0x4, 0x0, 0x0, 0x40048c4}}, {{0x0, 0x0, 0x0, 0x0, &(0x7f0000005440)=[@cred={{0x1c}}], 0x20, 0x10}}, {{0x0, 0x0, &(0x7f00000086c0)=[{&(0x7f0000005500)="21e6f39df30227ba9da9edf4a1f3dfe4cf9433853b7022b246949a6e1c5f12be85c3be82d6921d2640dc82d7937e97126c908bf8393f5ad7aabee741c17d02348df77176be6403bbb6fcd79958cb855cf37a20081da66ebba8930691bfda12342a802016e42c7fc3204f97ea62b87dfc808df3498dd7ce696710196c56f36bbd9f2367a3bde9faa65c4f4466c5cc3d8f329e9e1657e6fa8cea232ce8e78d9df7e70ae82d463fdec63aec8ffac4b443b8c1", 0xb1}, {&(0x7f0000005680)="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", 0x575}, {&(0x7f0000006680)}, {0x0}, {&(0x7f0000008680)="7dbebf4cac6e576dc6327f72820ef4", 0xf}], 0x5, &(0x7f0000008740)=[@rights={{0x14, 0x1, 0x1, [r0]}}, @rights={{0x24, 0x1, 0x1, [0xffffffffffffffff, r0, 0xffffffffffffffff, r4, r5]}}, @rights={{0x18, 0x1, 0x1, [r4, 0xffffffffffffffff]}}], 0x58, 0x20040040}}], 0x5, 0x40000) r6 = openat$loop_ctrl(0xffffff9c, &(0x7f0000000040), 0x0, 0x0) sendmsg$nl_route(r5, &(0x7f0000000300)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x200}, 0xc, 0x0, 0x1, 0x0, 0x0, 0x4000004}, 0x8010) ioctl$LOOP_CTL_ADD(r6, 0x4c80, 0x0) (fail_nth: 36) ioctl$LOOP_CTL_REMOVE(r6, 0x4c81, 0x0) r7 = creat(&(0x7f0000000240)='./file0\x00', 0x0) fallocate(r7, 0x100000011, 0x0, 0x2811fdff) [ 1825.448942][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 1825.457120][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 1825.473659][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 1825.482171][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 1825.490677][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 1825.498935][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 1825.507651][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 1825.515571][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 1825.523843][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 1825.531489][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 1825.539154][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 1825.547553][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 1825.556154][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 1825.662723][T23139] FAULT_INJECTION: forcing a failure. [ 1825.662723][T23139] name failslab, interval 1, probability 0, space 0, times 0 [ 1825.675670][T23139] CPU: 1 PID: 23139 Comm: syz-executor.3 Not tainted 5.10.160-syzkaller-01321-g003c389455eb #0 [ 1825.685973][T23139] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 1825.696004][T23139] Call Trace: [ 1825.699275][T23139] dump_stack_lvl+0x1e2/0x24b [ 1825.703933][T23139] ? panic+0x7d7/0x7d7 [ 1825.707981][T23139] ? bfq_pos_tree_add_move+0x43e/0x43e [ 1825.713415][T23139] ? memset+0x35/0x40 [ 1825.717372][T23139] dump_stack+0x15/0x17 [ 1825.721512][T23139] should_fail+0x3c0/0x510 [ 1825.725905][T23139] ? device_create+0x11d/0x2e0 [ 1825.730648][T23139] __should_failslab+0x9f/0xe0 [ 1825.735388][T23139] should_failslab+0x9/0x20 [ 1825.739867][T23139] kmem_cache_alloc_trace+0x3a/0x330 [ 1825.745128][T23139] ? vsnprintf+0x1fa/0x1cd0 [ 1825.749607][T23139] device_create+0x11d/0x2e0 [ 1825.754174][T23139] ? asm_sysvec_reschedule_ipi+0x12/0x20 [ 1825.759784][T23139] ? root_device_unregister+0x80/0x80 [ 1825.765134][T23139] ? number+0xd9b/0x1040 [ 1825.769354][T23139] bdi_register_va+0x94/0x600 [ 1825.774006][T23139] bdi_register+0xd1/0x120 [ 1825.778409][T23139] ? __device_add_disk+0x536/0x11d0 [ 1825.783588][T23139] ? bdi_register_va+0x600/0x600 [ 1825.788503][T23139] ? vsnprintf+0x1bfd/0x1cd0 [ 1825.793077][T23139] ? __kasan_check_read+0x11/0x20 [ 1825.798076][T23139] ? blk_alloc_devt+0xd4/0x320 [ 1825.802816][T23139] __device_add_disk+0x5cb/0x11d0 [ 1825.807819][T23139] ? device_add_disk+0x40/0x40 [ 1825.812563][T23139] ? loop_add+0x400/0x760 [ 1825.816867][T23139] ? vsprintf+0x40/0x40 [ 1825.821003][T23139] device_add_disk+0x2a/0x40 [ 1825.825576][T23139] loop_add+0x58f/0x760 [ 1825.829710][T23139] loop_control_ioctl+0x564/0x740 [ 1825.834711][T23139] ? loop_remove+0xb0/0xb0 [ 1825.839114][T23139] ? __fget_files+0x310/0x370 [ 1825.843772][T23139] ? security_file_ioctl+0xb1/0xd0 [ 1825.848864][T23139] ? loop_remove+0xb0/0xb0 [ 1825.853259][T23139] __se_sys_ioctl+0x115/0x190 [ 1825.858099][T23139] __x64_sys_ioctl+0x7b/0x90 [ 1825.862665][T23139] do_syscall_64+0x34/0x70 [ 1825.867061][T23139] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 1825.872937][T23139] RIP: 0033:0x7f0de7cfa0a9 [ 1825.877331][T23139] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 f1 19 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 1825.896914][T23139] RSP: 002b:00007f0de6a2b168 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 1825.905311][T23139] RAX: ffffffffffffffda RBX: 00007f0de7e1a120 RCX: 00007f0de7cfa0a9 [ 1825.913262][T23139] RDX: 0000000000000000 RSI: 0000000000004c80 RDI: 0000000000000008 [ 1825.921212][T23139] RBP: 00007f0de6a2b1d0 R08: 0000000000000000 R09: 0000000000000000 [ 1825.929158][T23139] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 1825.937108][T23139] R13: 00007ffd739418ef R14: 00007f0de6a2b300 R15: 0000000000022000 [ 1825.945963][T23139] ------------[ cut here ]------------ [ 1825.951607][T23139] WARNING: CPU: 1 PID: 23139 at block/genhd.c:821 __device_add_disk+0xe7c/0x11d0 [ 1825.960854][T23139] Modules linked in: [ 1825.964934][T23139] CPU: 1 PID: 23139 Comm: syz-executor.3 Not tainted 5.10.160-syzkaller-01321-g003c389455eb #0 [ 1825.975595][T23139] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 1825.985789][T23139] RIP: 0010:__device_add_disk+0xe7c/0x11d0 [ 1825.991990][T23139] Code: ff ff e8 b7 ee 2b ff 0f 0b e9 28 f3 ff ff e8 ab ee 2b ff 0f 0b 42 80 3c 33 00 0f 85 db f8 ff ff e9 de f8 ff ff e8 94 ee 2b ff <0f> 0b e9 60 f7 ff ff e8 88 ee 2b ff e9 13 ff ff ff 44 89 f1 80 e1 [ 1826.011825][T23139] RSP: 0018:ffffc90001537bc0 EFLAGS: 00010287 [ 1826.018066][T23139] RAX: ffffffff8241331c RBX: 00000000fffffff4 RCX: 0000000000040000 [ 1826.026654][T23139] RDX: ffffc900020fb000 RSI: 000000000002cd2a RDI: 000000000002cd2b [ 1826.034652][T23139] RBP: ffffc90001537d08 R08: ffffffff82412a76 R09: fffffbfff0c859bf [ 1826.042690][T23139] R10: fffffbfff0c859bf R11: 1ffffffff0c859be R12: 0000000000000007 [ 1826.050708][T23139] R13: ffff88816303d000 R14: ffff88811920e338 R15: ffff88811920e000 [ 1826.058693][T23139] FS: 00007f0de6a2b700(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000 [ 1826.067629][T23139] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 1826.074205][T23139] CR2: 00000000201d8000 CR3: 000000011d430000 CR4: 00000000003506b0 [ 1826.082183][T23139] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 1826.090159][T23139] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 1826.098130][T23139] Call Trace: [ 1826.101420][T23139] ? device_add_disk+0x40/0x40 [ 1826.106202][T23139] ? loop_add+0x400/0x760 [ 1826.110526][T23139] ? vsprintf+0x40/0x40 [ 1826.114674][T23139] device_add_disk+0x2a/0x40 [ 1826.119270][T23139] loop_add+0x58f/0x760 [ 1826.123422][T23139] loop_control_ioctl+0x564/0x740 [ 1826.128476][T23139] ? loop_remove+0xb0/0xb0 [ 1826.132882][T23139] ? __fget_files+0x310/0x370 [ 1826.137564][T23139] ? security_file_ioctl+0xb1/0xd0 [ 1826.142663][T23139] ? loop_remove+0xb0/0xb0 [ 1826.147079][T23139] __se_sys_ioctl+0x115/0x190 [ 1826.151746][T23139] __x64_sys_ioctl+0x7b/0x90 [ 1826.156337][T23139] do_syscall_64+0x34/0x70 [ 1826.160752][T23139] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 1826.166654][T23139] RIP: 0033:0x7f0de7cfa0a9 [ 1826.171061][T23139] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 f1 19 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 1826.190667][T23139] RSP: 002b:00007f0de6a2b168 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 1826.199100][T23139] RAX: ffffffffffffffda RBX: 00007f0de7e1a120 RCX: 00007f0de7cfa0a9 [ 1826.207111][T23139] RDX: 0000000000000000 RSI: 0000000000004c80 RDI: 0000000000000008 [ 1826.215074][T23139] RBP: 00007f0de6a2b1d0 R08: 0000000000000000 R09: 0000000000000000 [ 1826.223044][T23139] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 1826.231036][T23139] R13: 00007ffd739418ef R14: 00007f0de6a2b300 R15: 0000000000022000 [ 1826.239033][T23139] ---[ end trace 3d581eb7e408cfa2 ]--- [ 1826.371624][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 1826.385497][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 1826.393749][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 1826.401911][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 1826.410412][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready 03:25:39 executing program 3: bpf$ENABLE_STATS(0x20, 0x0, 0x0) r0 = openat$kvm(0xffffffffffffff9c, 0x0, 0x0, 0x0) prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r1 = getpid() sched_setaffinity(0x0, 0x8, &(0x7f0000000240)=0x2) sched_setscheduler(r1, 0x2, &(0x7f0000000200)=0x4) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) connect$unix(r2, &(0x7f0000000180)=@abs, 0x6e) sendmmsg$unix(r3, &(0x7f00000bd000), 0x318, 0x0) recvmmsg(r2, &(0x7f00000000c0), 0x10106, 0x2, 0x0) r4 = bpf$PROG_LOAD(0x5, &(0x7f0000000440)={0x11, 0x6, &(0x7f00000004c0)=ANY=[@ANYBLOB="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"/608], &(0x7f0000000080)='GPL\x00', 0x5, 0x29e, &(0x7f000000cf3d)=""/195, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x6, 0x0, 0x0, 0x10, 0x0}, 0x70) prlimit64(r1, 0x0, &(0x7f0000000000)={0x7, 0x10000}, &(0x7f0000000400)) ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r5 = bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f00000000c0)={&(0x7f0000000080)='sched_switch\x00', r4}, 0x10) sendmmsg$unix(0xffffffffffffffff, &(0x7f00000087c0)=[{{0x0, 0x0, &(0x7f0000000280)=[{&(0x7f0000000340)="752384037276623af5639b6a609aae05867a472736496fd7af94a6716acefbb9bb5ba16c4e0537e05042acad9a6a7c460b47b3ffe7d531efe42b2a581d8497c0c6e97e55f61dddc3a3702e8d11d281aa6cc82f1c7944b7fa58154ddb75ac7b17ef25408be34a533e1cc1b6c5f817543a1dbe9c15dd82f4742d8318ef9977a06d786a14b9784252a1cf576a85d6496ea158e9299c09093c0ddf840401a22353d05383341fa8388c868c8337c90dbf494c881730f1f4e2420937b1", 0xba}], 0x1, &(0x7f00000002c0)=[@cred={{0x1c, 0x1, 0x2, {r1}}}, @cred={{0x1c, 0x1, 0x2, {r1, 0x0, 0xee01}}}], 0x40, 0x24048814}}, {{0x0, 0x0, &(0x7f0000000b40)=[{&(0x7f0000000840)="7ee0255692350f13f34ceb0d2f3e6d4893ad62894f30a1b018fdcd7eea61eed31750537752647650be017bc77da704ba1f69fc5227f6e99e920fbf367e42d28d313c3fc21ea04bcc1ab834226665db6a38dc2d7835573d634a24217b6fe63a9afc961f9597d8d2f3c8881b6a564a79c7fe9b60fbbcfd62221022b45c1b32fabc82161d6196fbf768d1eaa780e3d8df80d21e2f221f51d4083297d0388acb557dbf441f255c1af96b01124284ddef5a252fe3008461764264b631cae2ae", 0xbd}, {&(0x7f0000000940)="aaf0a13237e98477da52b9434649c0fc5cc05a188a5a3c44aaf4f2850418371e43254e7ab50d7b1683cad9349754a9254e952f77022eeefeceb9642d6b6ac5cb8216df16bf7e345b79", 0x49}, {&(0x7f00000009c0)="c2ba1a8f103167e31669bbc62727a7d88ea2239c556d88d8df86096cb95c8c4793943ce22a4bac39f63be65300706d34a0fdee505935d98647adb83416a101ab672c63d1da216cf2d2cb712222b539e36431f457cba73fee458f10d263b1043ce4bd4de92f6722124e346eb6e5981e7dfcca52a2f5b68420a3c0be07480a593ef6c4fa5cc1cd9fc168eec433e7f7662e22a70ce73820f9bc5968a9ac2515208ddb3b2b925df94ebcaf2d00629a61200ed0ef43b545086990498fcfc5d4d1f98d1add4fe673d5aee46a8ad2a95a3a15a58ffd75ad2de31fa0dfcae0957e859cdb6e419674426c62d9ae5a636e3a80", 0xee}, {&(0x7f0000000ac0)="915d48fa35bb4f12d70be9ea71295925f8bf27b1e5775c4eface241a85a108c2410a63d8c161b380ebf76b472c5211c7787943e756326cd224e95464fbcc73605a54d684b7d6603ce636808128ece9fb8097a2", 0x53}, {0x0}], 0x5, &(0x7f0000002e00)=[@cred={{0x1c, 0x1, 0x2, {0x0, 0xffffffffffffffff, 0xee00}}}, @cred={{0x1c}}, @rights={{0x2c, 0x1, 0x1, [0xffffffffffffffff, 0xffffffffffffffff, r0, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, r4]}}, @rights={{0x24, 0x1, 0x1, [r5, 0xffffffffffffffff, 0xffffffffffffffff, r4, 0xffffffffffffffff]}}], 0x98, 0x24040040}}, {{0x0, 0x0, &(0x7f0000004100)=[{&(0x7f0000002f40)="637b067f6f99f10cf92d46aea478a379b64f74b6cc226ea87ae4dfcade98f00ffff419239b1e5237e29c77babd53b768c6ad1b737bf908e1e321d457952a3d0c6c559a4af90c74640ba975989271cb01056ac475238d05c8e74b936a6e4ca95e6ce834a82b06d98646a42526ecee1d75934e011ad16d", 0x76}, {&(0x7f0000002fc0)}, {0x0}, {&(0x7f00000040c0)="7886974179698d4c40ac77ac1e2aa4298505fe54b89e5b20ee2cb5b2e216", 0x1e}], 0x4, 0x0, 0x0, 0x40048c4}}, {{0x0, 0x0, 0x0, 0x0, &(0x7f0000005440)=[@cred={{0x1c}}], 0x20, 0x10}}, {{0x0, 0x0, &(0x7f00000086c0)=[{&(0x7f0000005500)="21e6f39df30227ba9da9edf4a1f3dfe4cf9433853b7022b246949a6e1c5f12be85c3be82d6921d2640dc82d7937e97126c908bf8393f5ad7aabee741c17d02348df77176be6403bbb6fcd79958cb855cf37a20081da66ebba8930691bfda12342a802016e42c7fc3204f97ea62b87dfc808df3498dd7ce696710196c56f36bbd9f2367a3bde9faa65c4f4466c5cc3d8f329e9e1657e6fa8cea232ce8e78d9df7e70ae82d463fdec63aec8ffac4b443b8c1", 0xb1}, {&(0x7f0000005680)="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", 0x575}, {&(0x7f0000006680)}, {0x0}, {&(0x7f0000008680)="7dbebf4cac6e576dc6327f72820ef4", 0xf}], 0x5, &(0x7f0000008740)=[@rights={{0x14, 0x1, 0x1, [r0]}}, @rights={{0x24, 0x1, 0x1, [0xffffffffffffffff, r0, 0xffffffffffffffff, r4, r5]}}, @rights={{0x18, 0x1, 0x1, [r4, 0xffffffffffffffff]}}], 0x58, 0x20040040}}], 0x5, 0x40000) r6 = openat$loop_ctrl(0xffffff9c, &(0x7f0000000040), 0x0, 0x0) sendmsg$nl_route(r5, &(0x7f0000000300)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x200}, 0xc, 0x0, 0x1, 0x0, 0x0, 0x4000004}, 0x8010) ioctl$LOOP_CTL_ADD(r6, 0x4c80, 0x0) (fail_nth: 37) ioctl$LOOP_CTL_REMOVE(r6, 0x4c81, 0x0) r7 = creat(&(0x7f0000000240)='./file0\x00', 0x0) fallocate(r7, 0x100000011, 0x0, 0x2811fdff) [ 1826.418787][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 1826.426969][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 1826.435040][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 1826.450200][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 1826.458490][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 1826.468904][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 1826.478592][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 1826.486296][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 1826.494820][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 1826.503366][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 1826.511810][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 1826.520039][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 1826.528466][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 1826.536710][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 1826.545168][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 1826.708848][T23146] FAULT_INJECTION: forcing a failure. [ 1826.708848][T23146] name failslab, interval 1, probability 0, space 0, times 0 [ 1826.721539][T23146] CPU: 1 PID: 23146 Comm: syz-executor.3 Tainted: G W 5.10.160-syzkaller-01321-g003c389455eb #0 [ 1826.733228][T23146] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 1826.743259][T23146] Call Trace: [ 1826.746528][T23146] dump_stack_lvl+0x1e2/0x24b [ 1826.751180][T23146] ? panic+0x7d7/0x7d7 [ 1826.755515][T23146] ? bfq_pos_tree_add_move+0x43e/0x43e [ 1826.760955][T23146] ? memset+0x35/0x40 [ 1826.764910][T23146] dump_stack+0x15/0x17 [ 1826.769047][T23146] should_fail+0x3c0/0x510 [ 1826.773443][T23146] ? device_create+0x11d/0x2e0 [ 1826.778181][T23146] __should_failslab+0x9f/0xe0 [ 1826.782922][T23146] should_failslab+0x9/0x20 [ 1826.787404][T23146] kmem_cache_alloc_trace+0x3a/0x330 [ 1826.792665][T23146] ? vsnprintf+0x1fa/0x1cd0 [ 1826.797144][T23146] device_create+0x11d/0x2e0 [ 1826.801719][T23146] ? root_device_unregister+0x80/0x80 [ 1826.807072][T23146] ? number+0xd9b/0x1040 [ 1826.811290][T23146] bdi_register_va+0x94/0x600 [ 1826.815941][T23146] bdi_register+0xd1/0x120 [ 1826.820343][T23146] ? __device_add_disk+0x536/0x11d0 [ 1826.825514][T23146] ? bdi_register_va+0x600/0x600 [ 1826.830428][T23146] ? vsnprintf+0x1bfd/0x1cd0 [ 1826.834997][T23146] ? __kasan_check_read+0x11/0x20 [ 1826.840006][T23146] ? blk_alloc_devt+0xd4/0x320 [ 1826.844744][T23146] __device_add_disk+0x5cb/0x11d0 [ 1826.849746][T23146] ? device_add_disk+0x40/0x40 [ 1826.854483][T23146] ? loop_add+0x400/0x760 [ 1826.858791][T23146] ? vsprintf+0x40/0x40 [ 1826.862926][T23146] device_add_disk+0x2a/0x40 [ 1826.867498][T23146] loop_add+0x58f/0x760 [ 1826.871636][T23146] loop_control_ioctl+0x564/0x740 [ 1826.876634][T23146] ? loop_remove+0xb0/0xb0 [ 1826.881047][T23146] ? __fget_files+0x310/0x370 [ 1826.885702][T23146] ? security_file_ioctl+0xb1/0xd0 [ 1826.890790][T23146] ? loop_remove+0xb0/0xb0 [ 1826.895183][T23146] __se_sys_ioctl+0x115/0x190 [ 1826.899841][T23146] __x64_sys_ioctl+0x7b/0x90 [ 1826.904409][T23146] do_syscall_64+0x34/0x70 [ 1826.908803][T23146] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 1826.914669][T23146] RIP: 0033:0x7f0de7cfa0a9 [ 1826.919072][T23146] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 f1 19 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 1826.938652][T23146] RSP: 002b:00007f0de6a0a168 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 1826.947044][T23146] RAX: ffffffffffffffda RBX: 00007f0de7e1a1f0 RCX: 00007f0de7cfa0a9 [ 1826.954991][T23146] RDX: 0000000000000000 RSI: 0000000000004c80 RDI: 0000000000000006 [ 1826.962944][T23146] RBP: 00007f0de6a0a1d0 R08: 0000000000000000 R09: 0000000000000000 [ 1826.970894][T23146] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 1826.978845][T23146] R13: 00007ffd739418ef R14: 00007f0de6a0a300 R15: 0000000000022000 [ 1826.987705][T23146] ------------[ cut here ]------------ [ 1826.993221][T23146] WARNING: CPU: 1 PID: 23146 at block/genhd.c:821 __device_add_disk+0xe7c/0x11d0 [ 1827.002378][T23146] Modules linked in: [ 1827.006392][T23146] CPU: 1 PID: 23146 Comm: syz-executor.3 Tainted: G W 5.10.160-syzkaller-01321-g003c389455eb #0 [ 1827.018144][T23146] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 1827.028266][T23146] RIP: 0010:__device_add_disk+0xe7c/0x11d0 [ 1827.034063][T23146] Code: ff ff e8 b7 ee 2b ff 0f 0b e9 28 f3 ff ff e8 ab ee 2b ff 0f 0b 42 80 3c 33 00 0f 85 db f8 ff ff e9 de f8 ff ff e8 94 ee 2b ff <0f> 0b e9 60 f7 ff ff e8 88 ee 2b ff e9 13 ff ff ff 44 89 f1 80 e1 [ 1827.053676][T23146] RSP: 0018:ffffc90000cd7bc0 EFLAGS: 00010283 [ 1827.059872][T23146] RAX: ffffffff8241331c RBX: 00000000fffffff4 RCX: 0000000000040000 [ 1827.067900][T23146] RDX: ffffc900022fc000 RSI: 00000000000265eb RDI: 00000000000265ec [ 1827.077248][T23146] RBP: ffffc90000cd7d08 R08: ffffffff82412a76 R09: fffffbfff0c859bf [ 1827.085246][T23146] R10: fffffbfff0c859bf R11: 1ffffffff0c859be R12: 0000000000000007 [ 1827.093286][T23146] R13: ffff88811920c000 R14: ffff888119208338 R15: ffff888119208000 [ 1827.101288][T23146] FS: 00007f0de6a0a700(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000 [ 1827.110291][T23146] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 1827.116915][T23146] CR2: 00007f0de69c8718 CR3: 000000017c949000 CR4: 00000000003506a0 [ 1827.124900][T23146] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 1827.132899][T23146] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 1827.140929][T23146] Call Trace: [ 1827.144246][T23146] ? device_add_disk+0x40/0x40 [ 1827.149037][T23146] ? loop_add+0x400/0x760 [ 1827.153379][T23146] ? vsprintf+0x40/0x40 [ 1827.157569][T23146] device_add_disk+0x2a/0x40 [ 1827.162180][T23146] loop_add+0x58f/0x760 [ 1827.166512][T23146] loop_control_ioctl+0x564/0x740 [ 1827.171553][T23146] ? loop_remove+0xb0/0xb0 [ 1827.190278][T23146] ? __fget_files+0x310/0x370 [ 1827.195040][T23146] ? security_file_ioctl+0xb1/0xd0 [ 1827.200205][T23146] ? loop_remove+0xb0/0xb0 [ 1827.204653][T23146] __se_sys_ioctl+0x115/0x190 [ 1827.209377][T23146] __x64_sys_ioctl+0x7b/0x90 [ 1827.213997][T23146] do_syscall_64+0x34/0x70 [ 1827.218459][T23146] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 1827.224378][T23146] RIP: 0033:0x7f0de7cfa0a9 [ 1827.228826][T23146] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 f1 19 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 1827.248487][T23146] RSP: 002b:00007f0de6a0a168 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 1827.256927][T23146] RAX: ffffffffffffffda RBX: 00007f0de7e1a1f0 RCX: 00007f0de7cfa0a9 [ 1827.264932][T23146] RDX: 0000000000000000 RSI: 0000000000004c80 RDI: 0000000000000006 [ 1827.272940][T23146] RBP: 00007f0de6a0a1d0 R08: 0000000000000000 R09: 0000000000000000 [ 1827.280939][T23146] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 1827.288965][T23146] R13: 00007ffd739418ef R14: 00007f0de6a0a300 R15: 0000000000022000 [ 1827.297088][T23146] ---[ end trace 3d581eb7e408cfa3 ]--- [ 1827.332895][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 1827.341147][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 1827.356529][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 1827.364905][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 1827.372895][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready 03:25:40 executing program 3: bpf$ENABLE_STATS(0x20, 0x0, 0x0) r0 = openat$kvm(0xffffffffffffff9c, 0x0, 0x0, 0x0) prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r1 = getpid() sched_setaffinity(0x0, 0x8, &(0x7f0000000240)=0x2) sched_setscheduler(r1, 0x2, &(0x7f0000000200)=0x4) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) connect$unix(r2, &(0x7f0000000180)=@abs, 0x6e) sendmmsg$unix(r3, &(0x7f00000bd000), 0x318, 0x0) recvmmsg(r2, &(0x7f00000000c0), 0x10106, 0x2, 0x0) r4 = bpf$PROG_LOAD(0x5, &(0x7f0000000440)={0x11, 0x6, &(0x7f00000004c0)=ANY=[@ANYBLOB="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"/608], &(0x7f0000000080)='GPL\x00', 0x5, 0x29e, &(0x7f000000cf3d)=""/195, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x6, 0x0, 0x0, 0x10, 0x0}, 0x70) prlimit64(r1, 0x0, &(0x7f0000000000)={0x7, 0x10000}, &(0x7f0000000400)) ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r5 = bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f00000000c0)={&(0x7f0000000080)='sched_switch\x00', r4}, 0x10) sendmmsg$unix(0xffffffffffffffff, &(0x7f00000087c0)=[{{0x0, 0x0, &(0x7f0000000280)=[{&(0x7f0000000340)="752384037276623af5639b6a609aae05867a472736496fd7af94a6716acefbb9bb5ba16c4e0537e05042acad9a6a7c460b47b3ffe7d531efe42b2a581d8497c0c6e97e55f61dddc3a3702e8d11d281aa6cc82f1c7944b7fa58154ddb75ac7b17ef25408be34a533e1cc1b6c5f817543a1dbe9c15dd82f4742d8318ef9977a06d786a14b9784252a1cf576a85d6496ea158e9299c09093c0ddf840401a22353d05383341fa8388c868c8337c90dbf494c881730f1f4e2420937b1", 0xba}], 0x1, &(0x7f00000002c0)=[@cred={{0x1c, 0x1, 0x2, {r1}}}, @cred={{0x1c, 0x1, 0x2, {r1, 0x0, 0xee01}}}], 0x40, 0x24048814}}, {{0x0, 0x0, &(0x7f0000000b40)=[{&(0x7f0000000840)="7ee0255692350f13f34ceb0d2f3e6d4893ad62894f30a1b018fdcd7eea61eed31750537752647650be017bc77da704ba1f69fc5227f6e99e920fbf367e42d28d313c3fc21ea04bcc1ab834226665db6a38dc2d7835573d634a24217b6fe63a9afc961f9597d8d2f3c8881b6a564a79c7fe9b60fbbcfd62221022b45c1b32fabc82161d6196fbf768d1eaa780e3d8df80d21e2f221f51d4083297d0388acb557dbf441f255c1af96b01124284ddef5a252fe3008461764264b631cae2ae", 0xbd}, {&(0x7f0000000940)="aaf0a13237e98477da52b9434649c0fc5cc05a188a5a3c44aaf4f2850418371e43254e7ab50d7b1683cad9349754a9254e952f77022eeefeceb9642d6b6ac5cb8216df16bf7e345b79", 0x49}, {&(0x7f00000009c0)="c2ba1a8f103167e31669bbc62727a7d88ea2239c556d88d8df86096cb95c8c4793943ce22a4bac39f63be65300706d34a0fdee505935d98647adb83416a101ab672c63d1da216cf2d2cb712222b539e36431f457cba73fee458f10d263b1043ce4bd4de92f6722124e346eb6e5981e7dfcca52a2f5b68420a3c0be07480a593ef6c4fa5cc1cd9fc168eec433e7f7662e22a70ce73820f9bc5968a9ac2515208ddb3b2b925df94ebcaf2d00629a61200ed0ef43b545086990498fcfc5d4d1f98d1add4fe673d5aee46a8ad2a95a3a15a58ffd75ad2de31fa0dfcae0957e859cdb6e419674426c62d9ae5a636e3a80", 0xee}, {&(0x7f0000000ac0)="915d48fa35bb4f12d70be9ea71295925f8bf27b1e5775c4eface241a85a108c2410a63d8c161b380ebf76b472c5211c7787943e756326cd224e95464fbcc73605a54d684b7d6603ce636808128ece9fb8097a2", 0x53}, {0x0}], 0x5, &(0x7f0000002e00)=[@cred={{0x1c, 0x1, 0x2, {0x0, 0xffffffffffffffff, 0xee00}}}, @cred={{0x1c}}, @rights={{0x2c, 0x1, 0x1, [0xffffffffffffffff, 0xffffffffffffffff, r0, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, r4]}}, @rights={{0x24, 0x1, 0x1, [r5, 0xffffffffffffffff, 0xffffffffffffffff, r4, 0xffffffffffffffff]}}], 0x98, 0x24040040}}, {{0x0, 0x0, &(0x7f0000004100)=[{&(0x7f0000002f40)="637b067f6f99f10cf92d46aea478a379b64f74b6cc226ea87ae4dfcade98f00ffff419239b1e5237e29c77babd53b768c6ad1b737bf908e1e321d457952a3d0c6c559a4af90c74640ba975989271cb01056ac475238d05c8e74b936a6e4ca95e6ce834a82b06d98646a42526ecee1d75934e011ad16d", 0x76}, {&(0x7f0000002fc0)}, {0x0}, {&(0x7f00000040c0)="7886974179698d4c40ac77ac1e2aa4298505fe54b89e5b20ee2cb5b2e216", 0x1e}], 0x4, 0x0, 0x0, 0x40048c4}}, {{0x0, 0x0, 0x0, 0x0, &(0x7f0000005440)=[@cred={{0x1c}}], 0x20, 0x10}}, {{0x0, 0x0, &(0x7f00000086c0)=[{&(0x7f0000005500)="21e6f39df30227ba9da9edf4a1f3dfe4cf9433853b7022b246949a6e1c5f12be85c3be82d6921d2640dc82d7937e97126c908bf8393f5ad7aabee741c17d02348df77176be6403bbb6fcd79958cb855cf37a20081da66ebba8930691bfda12342a802016e42c7fc3204f97ea62b87dfc808df3498dd7ce696710196c56f36bbd9f2367a3bde9faa65c4f4466c5cc3d8f329e9e1657e6fa8cea232ce8e78d9df7e70ae82d463fdec63aec8ffac4b443b8c1", 0xb1}, {&(0x7f0000005680)="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", 0x575}, {&(0x7f0000006680)}, {0x0}, {&(0x7f0000008680)="7dbebf4cac6e576dc6327f72820ef4", 0xf}], 0x5, &(0x7f0000008740)=[@rights={{0x14, 0x1, 0x1, [r0]}}, @rights={{0x24, 0x1, 0x1, [0xffffffffffffffff, r0, 0xffffffffffffffff, r4, r5]}}, @rights={{0x18, 0x1, 0x1, [r4, 0xffffffffffffffff]}}], 0x58, 0x20040040}}], 0x5, 0x40000) r6 = openat$loop_ctrl(0xffffff9c, &(0x7f0000000040), 0x0, 0x0) sendmsg$nl_route(r5, &(0x7f0000000300)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x200}, 0xc, 0x0, 0x1, 0x0, 0x0, 0x4000004}, 0x8010) ioctl$LOOP_CTL_ADD(r6, 0x4c80, 0x0) (fail_nth: 38) ioctl$LOOP_CTL_REMOVE(r6, 0x4c81, 0x0) r7 = creat(&(0x7f0000000240)='./file0\x00', 0x0) fallocate(r7, 0x100000011, 0x0, 0x2811fdff) 03:25:40 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) open(0x0, 0x0, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) sendmsg$netlink(r1, &(0x7f0000006440)={0x0, 0x0, &(0x7f00000063c0)=[{0x0}], 0x1}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x50000002, &(0x7f0000000240)={&(0x7f0000000180)=@newlink={0x28, 0x10, 0x801, 0x0, 0x0, {0x0, 0x0, 0x10, 0x0, 0xa8d}, [@IFLA_GROUP={0x8}]}, 0x28}}, 0x0) 03:25:40 executing program 2: socket$nl_route(0x10, 0x3, 0x0) socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={0x0}}, 0x0) r0 = bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f0000000200)={0x18, 0x4, &(0x7f00000002c0)=ANY=[@ANYBLOB="18010000000000000000000000000000850000006d00000095"], &(0x7f0000000100)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, 0x2, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0}, 0x80) bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f0000000080)={&(0x7f0000000000)='sched_switch\x00', r0}, 0x10) ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, 0x0) socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(0xffffffffffffffff, 0x0, 0x0) openat$hwrng(0xffffffffffffff9c, &(0x7f00000001c0), 0x0, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) sendmsg$netlink(r1, &(0x7f0000006440)={0x0, 0xffffffff, &(0x7f00000063c0)=[{&(0x7f0000000600)={0x34, 0x10, 0x1, 0x0, 0x0, "", [@typed={0x8, 0x0, 0x0, 0x0, @u32}, @typed={0x8, 0x0, 0x0, 0x0, @uid}, @typed={0x14, 0x1b, 0x0, 0x0, @ipv6=@loopback={0x21}}]}, 0x34}], 0x1}, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000140)={0x0, 0x50000000, &(0x7f0000000240)={&(0x7f0000000180)=@newlink={0x28, 0x10, 0x801, 0x0, 0x0, {0x0, 0x0, 0x10, 0x0, 0xa8d}, [@IFLA_GROUP={0x8}]}, 0x28}}, 0x0) [ 1827.383977][T23125] validate_nla: 7 callbacks suppressed [ 1827.383997][T23125] netlink: 'syz-executor.2': attribute type 27 has an invalid length. [ 1827.419960][T23128] netlink: 'syz-executor.0': attribute type 27 has an invalid length. [ 1827.437650][T23128] bridge0: port 2(bridge_slave_1) entered disabled state [ 1827.444726][T23128] bridge0: port 1(bridge_slave_0) entered disabled state [ 1827.472381][T23129] bridge0: port 1(bridge_slave_0) entered blocking state [ 1827.479585][T23129] bridge0: port 1(bridge_slave_0) entered forwarding state [ 1827.572174][T23157] FAULT_INJECTION: forcing a failure. [ 1827.572174][T23157] name failslab, interval 1, probability 0, space 0, times 0 [ 1827.584854][T23157] CPU: 1 PID: 23157 Comm: syz-executor.3 Tainted: G W 5.10.160-syzkaller-01321-g003c389455eb #0 [ 1827.596546][T23157] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 1827.606578][T23157] Call Trace: [ 1827.609847][T23157] dump_stack_lvl+0x1e2/0x24b [ 1827.614499][T23157] ? panic+0x7d7/0x7d7 [ 1827.618543][T23157] ? bfq_pos_tree_add_move+0x43e/0x43e [ 1827.623994][T23157] ? __kasan_check_read+0x11/0x20 [ 1827.628994][T23157] ? preempt_schedule_irq+0xef/0x140 [ 1827.634253][T23157] ? preempt_schedule_notrace+0x140/0x140 [ 1827.639951][T23157] dump_stack+0x15/0x17 [ 1827.644083][T23157] should_fail+0x3c0/0x510 [ 1827.648475][T23157] ? device_add+0xbe/0xbd0 [ 1827.652868][T23157] __should_failslab+0x9f/0xe0 [ 1827.657608][T23157] should_failslab+0x9/0x20 [ 1827.662093][T23157] kmem_cache_alloc_trace+0x3a/0x330 [ 1827.667355][T23157] ? __kasan_check_write+0x14/0x20 [ 1827.672444][T23157] device_add+0xbe/0xbd0 [ 1827.676662][T23157] ? kfree_const+0x39/0x40 [ 1827.681058][T23157] ? kobject_set_name_vargs+0xce/0x120 [ 1827.686489][T23157] device_create+0x258/0x2e0 [ 1827.691056][T23157] ? root_device_unregister+0x80/0x80 [ 1827.696404][T23157] bdi_register_va+0x94/0x600 [ 1827.701056][T23157] bdi_register+0xd1/0x120 [ 1827.705451][T23157] ? asm_sysvec_call_function_single+0x12/0x20 [ 1827.711582][T23157] ? __device_add_disk+0x536/0x11d0 [ 1827.716756][T23157] ? bdi_register_va+0x600/0x600 [ 1827.721669][T23157] ? elevator_init_mq+0xad/0x500 [ 1827.726587][T23157] ? __kasan_check_read+0x11/0x20 [ 1827.731596][T23157] ? blk_alloc_devt+0xd4/0x320 [ 1827.736343][T23157] __device_add_disk+0x5cb/0x11d0 [ 1827.741346][T23157] ? device_add_disk+0x40/0x40 [ 1827.746086][T23157] ? loop_add+0x400/0x760 [ 1827.750398][T23157] ? vsprintf+0x40/0x40 [ 1827.754538][T23157] device_add_disk+0x2a/0x40 [ 1827.759102][T23157] loop_add+0x58f/0x760 [ 1827.763240][T23157] loop_control_ioctl+0x564/0x740 [ 1827.768244][T23157] ? loop_remove+0xb0/0xb0 [ 1827.772635][T23157] ? __fget_files+0x310/0x370 [ 1827.777294][T23157] ? security_file_ioctl+0xb1/0xd0 [ 1827.782401][T23157] ? loop_remove+0xb0/0xb0 [ 1827.786807][T23157] __se_sys_ioctl+0x115/0x190 [ 1827.791468][T23157] __x64_sys_ioctl+0x7b/0x90 [ 1827.796042][T23157] do_syscall_64+0x34/0x70 [ 1827.800441][T23157] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 1827.806311][T23157] RIP: 0033:0x7f0de7cfa0a9 [ 1827.810713][T23157] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 f1 19 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 1827.830293][T23157] RSP: 002b:00007f0de6a2b168 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 1827.838687][T23157] RAX: ffffffffffffffda RBX: 00007f0de7e1a120 RCX: 00007f0de7cfa0a9 [ 1827.846644][T23157] RDX: 0000000000000000 RSI: 0000000000004c80 RDI: 0000000000000008 [ 1827.854591][T23157] RBP: 00007f0de6a2b1d0 R08: 0000000000000000 R09: 0000000000000000 [ 1827.862538][T23157] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 1827.870487][T23157] R13: 00007ffd739418ef R14: 00007f0de6a2b300 R15: 0000000000022000 [ 1827.880923][T23157] ------------[ cut here ]------------ [ 1827.886770][T23157] WARNING: CPU: 1 PID: 23157 at block/genhd.c:821 __device_add_disk+0xe7c/0x11d0 [ 1827.895901][T23157] Modules linked in: [ 1827.899985][T23157] CPU: 1 PID: 23157 Comm: syz-executor.3 Tainted: G W 5.10.160-syzkaller-01321-g003c389455eb #0 [ 1827.911826][T23157] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 1827.922080][T23157] RIP: 0010:__device_add_disk+0xe7c/0x11d0 [ 1827.928058][T23157] Code: ff ff e8 b7 ee 2b ff 0f 0b e9 28 f3 ff ff e8 ab ee 2b ff 0f 0b 42 80 3c 33 00 0f 85 db f8 ff ff e9 de f8 ff ff e8 94 ee 2b ff <0f> 0b e9 60 f7 ff ff e8 88 ee 2b ff e9 13 ff ff ff 44 89 f1 80 e1 [ 1827.947771][T23157] RSP: 0018:ffffc90000d97bc0 EFLAGS: 00010287 [ 1827.954003][T23157] RAX: ffffffff8241331c RBX: 00000000fffffff4 RCX: 0000000000040000 [ 1827.962204][T23157] RDX: ffffc900020fb000 RSI: 0000000000030643 RDI: 0000000000030644 [ 1827.970701][T23157] RBP: ffffc90000d97d08 R08: ffffffff82412a76 R09: 0000000000000003 [ 1827.978999][T23157] R10: fffff520001b2e8d R11: 1ffff920001b2e8c R12: 0000000000000007 [ 1827.987160][T23157] R13: ffff88815a42d000 R14: ffff88815a42e338 R15: ffff88815a42e000 [ 1827.995122][T23157] FS: 00007f0de6a2b700(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000 [ 1828.004404][T23157] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 1828.011160][T23157] CR2: 00007f0de6a2aff8 CR3: 0000000118125000 CR4: 00000000003506a0 [ 1828.019305][T23157] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 1828.027457][T23157] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 1828.035623][T23157] Call Trace: [ 1828.039166][T23157] ? device_add_disk+0x40/0x40 [ 1828.044267][T23157] ? loop_add+0x400/0x760 [ 1828.048964][T23157] ? vsprintf+0x40/0x40 [ 1828.053516][T23157] device_add_disk+0x2a/0x40 [ 1828.058203][T23157] loop_add+0x58f/0x760 [ 1828.062589][T23157] loop_control_ioctl+0x564/0x740 [ 1828.067768][T23157] ? loop_remove+0xb0/0xb0 [ 1828.072389][T23157] ? __fget_files+0x310/0x370 [ 1828.077171][T23157] ? security_file_ioctl+0xb1/0xd0 [ 1828.082322][T23157] ? loop_remove+0xb0/0xb0 [ 1828.086862][T23157] __se_sys_ioctl+0x115/0x190 [ 1828.091585][T23157] __x64_sys_ioctl+0x7b/0x90 [ 1828.096263][T23157] do_syscall_64+0x34/0x70 [ 1828.100827][T23157] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 1828.106772][T23157] RIP: 0033:0x7f0de7cfa0a9 [ 1828.111545][T23157] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 f1 19 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 1828.131250][T23157] RSP: 002b:00007f0de6a2b168 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 1828.139840][T23157] RAX: ffffffffffffffda RBX: 00007f0de7e1a120 RCX: 00007f0de7cfa0a9 [ 1828.147864][T23157] RDX: 0000000000000000 RSI: 0000000000004c80 RDI: 0000000000000008 [ 1828.155918][T23157] RBP: 00007f0de6a2b1d0 R08: 0000000000000000 R09: 0000000000000000 [ 1828.164054][T23157] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 1828.172109][T23157] R13: 00007ffd739418ef R14: 00007f0de6a2b300 R15: 0000000000022000 [ 1828.180344][T23157] ---[ end trace 3d581eb7e408cfa4 ]--- [ 1828.308301][T23129] bridge0: port 2(bridge_slave_1) entered blocking state [ 1828.315390][T23129] bridge0: port 2(bridge_slave_1) entered forwarding state 03:25:41 executing program 0: sendmsg$nl_route(0xffffffffffffffff, 0x0, 0x0) socket$netlink(0x10, 0x3, 0x0) openat$hwrng(0xffffffffffffff9c, 0x0, 0x0, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) sendmsg$netlink(r1, &(0x7f0000006440)={0x0, 0x0, &(0x7f00000063c0)=[{&(0x7f0000000600)={0x34, 0x10, 0x1, 0x0, 0x0, "", [@typed={0x8, 0x0, 0x0, 0x0, @u32}, @typed={0x8, 0x0, 0x0, 0x0, @uid}, @typed={0x14, 0x1b, 0x0, 0x0, @ipv6=@loopback={0x21}}]}, 0x34}], 0x1}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x50000000, &(0x7f0000000240)={&(0x7f0000000180)=@newlink={0x28, 0x10, 0x801, 0x1000000, 0x0, {0x0, 0x0, 0x10, 0x0, 0xa8d}, [@IFLA_GROUP={0x8}]}, 0x28}}, 0x0) 03:25:41 executing program 3: bpf$ENABLE_STATS(0x20, 0x0, 0x0) r0 = openat$kvm(0xffffffffffffff9c, 0x0, 0x0, 0x0) prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r1 = getpid() sched_setaffinity(0x0, 0x8, &(0x7f0000000240)=0x2) sched_setscheduler(r1, 0x2, &(0x7f0000000200)=0x4) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) connect$unix(r2, &(0x7f0000000180)=@abs, 0x6e) sendmmsg$unix(r3, &(0x7f00000bd000), 0x318, 0x0) recvmmsg(r2, &(0x7f00000000c0), 0x10106, 0x2, 0x0) r4 = bpf$PROG_LOAD(0x5, &(0x7f0000000440)={0x11, 0x6, &(0x7f00000004c0)=ANY=[@ANYBLOB="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"/608], &(0x7f0000000080)='GPL\x00', 0x5, 0x29e, &(0x7f000000cf3d)=""/195, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x6, 0x0, 0x0, 0x10, 0x0}, 0x70) prlimit64(r1, 0x0, &(0x7f0000000000)={0x7, 0x10000}, &(0x7f0000000400)) ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r5 = bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f00000000c0)={&(0x7f0000000080)='sched_switch\x00', r4}, 0x10) sendmmsg$unix(0xffffffffffffffff, &(0x7f00000087c0)=[{{0x0, 0x0, &(0x7f0000000280)=[{&(0x7f0000000340)="752384037276623af5639b6a609aae05867a472736496fd7af94a6716acefbb9bb5ba16c4e0537e05042acad9a6a7c460b47b3ffe7d531efe42b2a581d8497c0c6e97e55f61dddc3a3702e8d11d281aa6cc82f1c7944b7fa58154ddb75ac7b17ef25408be34a533e1cc1b6c5f817543a1dbe9c15dd82f4742d8318ef9977a06d786a14b9784252a1cf576a85d6496ea158e9299c09093c0ddf840401a22353d05383341fa8388c868c8337c90dbf494c881730f1f4e2420937b1", 0xba}], 0x1, &(0x7f00000002c0)=[@cred={{0x1c, 0x1, 0x2, {r1}}}, @cred={{0x1c, 0x1, 0x2, {r1, 0x0, 0xee01}}}], 0x40, 0x24048814}}, {{0x0, 0x0, &(0x7f0000000b40)=[{&(0x7f0000000840)="7ee0255692350f13f34ceb0d2f3e6d4893ad62894f30a1b018fdcd7eea61eed31750537752647650be017bc77da704ba1f69fc5227f6e99e920fbf367e42d28d313c3fc21ea04bcc1ab834226665db6a38dc2d7835573d634a24217b6fe63a9afc961f9597d8d2f3c8881b6a564a79c7fe9b60fbbcfd62221022b45c1b32fabc82161d6196fbf768d1eaa780e3d8df80d21e2f221f51d4083297d0388acb557dbf441f255c1af96b01124284ddef5a252fe3008461764264b631cae2ae", 0xbd}, {&(0x7f0000000940)="aaf0a13237e98477da52b9434649c0fc5cc05a188a5a3c44aaf4f2850418371e43254e7ab50d7b1683cad9349754a9254e952f77022eeefeceb9642d6b6ac5cb8216df16bf7e345b79", 0x49}, {&(0x7f00000009c0)="c2ba1a8f103167e31669bbc62727a7d88ea2239c556d88d8df86096cb95c8c4793943ce22a4bac39f63be65300706d34a0fdee505935d98647adb83416a101ab672c63d1da216cf2d2cb712222b539e36431f457cba73fee458f10d263b1043ce4bd4de92f6722124e346eb6e5981e7dfcca52a2f5b68420a3c0be07480a593ef6c4fa5cc1cd9fc168eec433e7f7662e22a70ce73820f9bc5968a9ac2515208ddb3b2b925df94ebcaf2d00629a61200ed0ef43b545086990498fcfc5d4d1f98d1add4fe673d5aee46a8ad2a95a3a15a58ffd75ad2de31fa0dfcae0957e859cdb6e419674426c62d9ae5a636e3a80", 0xee}, {&(0x7f0000000ac0)="915d48fa35bb4f12d70be9ea71295925f8bf27b1e5775c4eface241a85a108c2410a63d8c161b380ebf76b472c5211c7787943e756326cd224e95464fbcc73605a54d684b7d6603ce636808128ece9fb8097a2", 0x53}, {0x0}], 0x5, &(0x7f0000002e00)=[@cred={{0x1c, 0x1, 0x2, {0x0, 0xffffffffffffffff, 0xee00}}}, @cred={{0x1c}}, @rights={{0x2c, 0x1, 0x1, [0xffffffffffffffff, 0xffffffffffffffff, r0, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, r4]}}, @rights={{0x24, 0x1, 0x1, [r5, 0xffffffffffffffff, 0xffffffffffffffff, r4, 0xffffffffffffffff]}}], 0x98, 0x24040040}}, {{0x0, 0x0, &(0x7f0000004100)=[{&(0x7f0000002f40)="637b067f6f99f10cf92d46aea478a379b64f74b6cc226ea87ae4dfcade98f00ffff419239b1e5237e29c77babd53b768c6ad1b737bf908e1e321d457952a3d0c6c559a4af90c74640ba975989271cb01056ac475238d05c8e74b936a6e4ca95e6ce834a82b06d98646a42526ecee1d75934e011ad16d", 0x76}, {&(0x7f0000002fc0)}, {0x0}, {&(0x7f00000040c0)="7886974179698d4c40ac77ac1e2aa4298505fe54b89e5b20ee2cb5b2e216", 0x1e}], 0x4, 0x0, 0x0, 0x40048c4}}, {{0x0, 0x0, 0x0, 0x0, &(0x7f0000005440)=[@cred={{0x1c}}], 0x20, 0x10}}, {{0x0, 0x0, &(0x7f00000086c0)=[{&(0x7f0000005500)="21e6f39df30227ba9da9edf4a1f3dfe4cf9433853b7022b246949a6e1c5f12be85c3be82d6921d2640dc82d7937e97126c908bf8393f5ad7aabee741c17d02348df77176be6403bbb6fcd79958cb855cf37a20081da66ebba8930691bfda12342a802016e42c7fc3204f97ea62b87dfc808df3498dd7ce696710196c56f36bbd9f2367a3bde9faa65c4f4466c5cc3d8f329e9e1657e6fa8cea232ce8e78d9df7e70ae82d463fdec63aec8ffac4b443b8c1", 0xb1}, {&(0x7f0000005680)="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", 0x575}, {&(0x7f0000006680)}, {0x0}, {&(0x7f0000008680)="7dbebf4cac6e576dc6327f72820ef4", 0xf}], 0x5, &(0x7f0000008740)=[@rights={{0x14, 0x1, 0x1, [r0]}}, @rights={{0x24, 0x1, 0x1, [0xffffffffffffffff, r0, 0xffffffffffffffff, r4, r5]}}, @rights={{0x18, 0x1, 0x1, [r4, 0xffffffffffffffff]}}], 0x58, 0x20040040}}], 0x5, 0x40000) r6 = openat$loop_ctrl(0xffffff9c, &(0x7f0000000040), 0x0, 0x0) sendmsg$nl_route(r5, &(0x7f0000000300)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x200}, 0xc, 0x0, 0x1, 0x0, 0x0, 0x4000004}, 0x8010) ioctl$LOOP_CTL_ADD(r6, 0x4c80, 0x0) (fail_nth: 39) ioctl$LOOP_CTL_REMOVE(r6, 0x4c81, 0x0) r7 = creat(&(0x7f0000000240)='./file0\x00', 0x0) fallocate(r7, 0x100000011, 0x0, 0x2811fdff) [ 1828.348660][T23131] netlink: 'syz-executor.4': attribute type 27 has an invalid length. [ 1828.373671][T23131] bridge0: port 2(bridge_slave_1) entered disabled state [ 1828.380830][T23131] bridge0: port 1(bridge_slave_0) entered disabled state 03:25:41 executing program 4: ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, 0x0) openat$hwrng(0xffffffffffffff9c, 0x0, 0x0, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) open(0x0, 0x0, 0x0) open(0x0, 0x0, 0x0) syz_open_procfs(0x0, 0x0) syz_genetlink_get_family_id$ipvs(0x0, 0xffffffffffffffff) r1 = socket$netlink(0x10, 0x3, 0x0) sendmsg$netlink(r1, &(0x7f0000006440)={0x0, 0x0, &(0x7f00000063c0)=[{&(0x7f0000000600)={0x34, 0x10, 0x1, 0x0, 0x0, "", [@typed={0x8, 0x0, 0x0, 0x0, @u32}, @typed={0x8, 0x0, 0x0, 0x0, @uid}, @typed={0x14, 0x1b, 0x0, 0x0, @ipv6=@loopback={0x21}}]}, 0x34}], 0x1}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x50000000, &(0x7f0000000240)={&(0x7f0000000180)=@newlink={0x28, 0x10, 0x801, 0x40000000, 0x0, {0x0, 0x0, 0x10, 0x0, 0xa8d}, [@IFLA_GROUP={0x8}]}, 0x28}}, 0x0) [ 1828.439412][T23132] bridge0: port 1(bridge_slave_0) entered blocking state [ 1828.446484][T23132] bridge0: port 1(bridge_slave_0) entered forwarding state [ 1828.455705][T23132] bridge0: port 2(bridge_slave_1) entered blocking state [ 1828.462781][T23132] bridge0: port 2(bridge_slave_1) entered forwarding state [ 1828.477592][T23134] netlink: 'syz-executor.5': attribute type 27 has an invalid length. [ 1828.495394][T23134] bridge0: port 2(bridge_slave_1) entered disabled state [ 1828.502506][T23134] bridge0: port 1(bridge_slave_0) entered disabled state [ 1828.581189][T23169] FAULT_INJECTION: forcing a failure. [ 1828.581189][T23169] name failslab, interval 1, probability 0, space 0, times 0 [ 1828.593843][T23169] CPU: 1 PID: 23169 Comm: syz-executor.3 Tainted: G W 5.10.160-syzkaller-01321-g003c389455eb #0 [ 1828.605559][T23169] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 1828.615590][T23169] Call Trace: [ 1828.618860][T23169] dump_stack_lvl+0x1e2/0x24b [ 1828.623514][T23169] ? bfq_pos_tree_add_move+0x43e/0x43e [ 1828.628948][T23169] ? __schedule+0x86e/0xc00 [ 1828.633426][T23169] dump_stack+0x15/0x17 [ 1828.637557][T23169] should_fail+0x3c0/0x510 [ 1828.641950][T23169] ? __kernfs_new_node+0x99/0x6e0 [ 1828.646948][T23169] __should_failslab+0x9f/0xe0 [ 1828.651693][T23169] should_failslab+0x9/0x20 [ 1828.656173][T23169] __kmalloc_track_caller+0x5f/0x350 [ 1828.661434][T23169] kstrdup_const+0x55/0x90 [ 1828.665829][T23169] __kernfs_new_node+0x99/0x6e0 [ 1828.670653][T23169] ? bpf_trace_run3+0x126/0x2c0 [ 1828.675495][T23169] ? compat_start_thread+0x80/0x80 [ 1828.680595][T23169] ? kernfs_new_node+0x170/0x170 [ 1828.685519][T23169] ? __kasan_check_read+0x11/0x20 [ 1828.690530][T23169] ? switch_mm_irqs_off+0x2ca/0x990 [ 1828.695707][T23169] ? __this_cpu_preempt_check+0x13/0x20 [ 1828.701231][T23169] ? finish_task_switch+0x130/0x580 [ 1828.706403][T23169] kernfs_create_dir_ns+0x9b/0x230 [ 1828.711489][T23169] sysfs_create_dir_ns+0x181/0x390 [ 1828.716585][T23169] ? sysfs_warn_dup+0xa0/0xa0 [ 1828.721236][T23169] ? preempt_schedule+0xd9/0xe0 [ 1828.726060][T23169] kobject_add_internal+0x766/0xda0 [ 1828.731251][T23169] kobject_add+0x14c/0x210 [ 1828.735651][T23169] ? kobject_init+0x1e0/0x1e0 [ 1828.740322][T23169] ? mutex_unlock+0x29/0xf0 [ 1828.744813][T23169] ? get_device_parent+0x2c5/0x430 [ 1828.749910][T23169] device_add+0x3ca/0xbd0 [ 1828.754221][T23169] device_create+0x258/0x2e0 [ 1828.758795][T23169] ? root_device_unregister+0x80/0x80 [ 1828.764146][T23169] ? number+0xd9b/0x1040 [ 1828.768373][T23169] bdi_register_va+0x94/0x600 [ 1828.773040][T23169] bdi_register+0xd1/0x120 [ 1828.777433][T23169] ? irqentry_exit+0x50/0x60 [ 1828.781999][T23169] ? __device_add_disk+0x536/0x11d0 [ 1828.787168][T23169] ? bdi_register_va+0x600/0x600 [ 1828.792079][T23169] __device_add_disk+0x5cb/0x11d0 [ 1828.797081][T23169] ? device_add_disk+0x40/0x40 [ 1828.801819][T23169] ? loop_add+0x400/0x760 [ 1828.806226][T23169] ? vsprintf+0x40/0x40 [ 1828.810368][T23169] device_add_disk+0x2a/0x40 [ 1828.814952][T23169] loop_add+0x58f/0x760 [ 1828.819094][T23169] loop_control_ioctl+0x564/0x740 [ 1828.824100][T23169] ? loop_remove+0xb0/0xb0 [ 1828.828495][T23169] ? __fget_files+0x310/0x370 [ 1828.833154][T23169] ? security_file_ioctl+0xb1/0xd0 [ 1828.838239][T23169] ? loop_remove+0xb0/0xb0 [ 1828.842633][T23169] __se_sys_ioctl+0x115/0x190 [ 1828.847284][T23169] __x64_sys_ioctl+0x7b/0x90 [ 1828.851852][T23169] do_syscall_64+0x34/0x70 [ 1828.856244][T23169] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 1828.862110][T23169] RIP: 0033:0x7f0de7cfa0a9 [ 1828.866503][T23169] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 f1 19 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 1828.886093][T23169] RSP: 002b:00007f0de6a2b168 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 1828.894481][T23169] RAX: ffffffffffffffda RBX: 00007f0de7e1a120 RCX: 00007f0de7cfa0a9 [ 1828.902434][T23169] RDX: 0000000000000000 RSI: 0000000000004c80 RDI: 0000000000000008 [ 1828.910380][T23169] RBP: 00007f0de6a2b1d0 R08: 0000000000000000 R09: 0000000000000000 [ 1828.918326][T23169] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 1828.926275][T23169] R13: 00007ffd739418ef R14: 00007f0de6a2b300 R15: 0000000000022000 [ 1828.934529][T23169] kobject_add_internal failed for 7:0 (error: -12 parent: bdi) [ 1828.942533][T23169] ------------[ cut here ]------------ [ 1828.948037][T23169] WARNING: CPU: 1 PID: 23169 at block/genhd.c:821 __device_add_disk+0xe7c/0x11d0 [ 1828.957156][T23169] Modules linked in: [ 1828.961089][T23169] CPU: 1 PID: 23169 Comm: syz-executor.3 Tainted: G W 5.10.160-syzkaller-01321-g003c389455eb #0 [ 1828.972818][T23169] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 1828.982929][T23169] RIP: 0010:__device_add_disk+0xe7c/0x11d0 [ 1828.988787][T23169] Code: ff ff e8 b7 ee 2b ff 0f 0b e9 28 f3 ff ff e8 ab ee 2b ff 0f 0b 42 80 3c 33 00 0f 85 db f8 ff ff e9 de f8 ff ff e8 94 ee 2b ff <0f> 0b e9 60 f7 ff ff e8 88 ee 2b ff e9 13 ff ff ff 44 89 f1 80 e1 [ 1829.008634][T23169] RSP: 0018:ffffc90000d97bc0 EFLAGS: 00010287 [ 1829.014715][T23169] RAX: ffffffff8241331c RBX: 00000000fffffff4 RCX: 0000000000040000 [ 1829.022721][T23169] RDX: ffffc900020fb000 RSI: 0000000000033d65 RDI: 0000000000033d66 [ 1829.030700][T23169] RBP: ffffc90000d97d08 R08: ffffffff82412a76 R09: ffffc90000d97610 [ 1829.038674][T23169] R10: 0000000000000013 R11: ffffffff84c00596 R12: 0000000000000007 [ 1829.046662][T23169] R13: ffff888163d1a000 R14: ffff888163d1e338 R15: ffff888163d1e000 [ 1829.054624][T23169] FS: 00007f0de6a2b700(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000 [ 1829.063559][T23169] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 1829.070140][T23169] CR2: 0000000020139000 CR3: 00000001633e6000 CR4: 00000000003506b0 [ 1829.078137][T23169] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 1829.086689][T23169] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 1829.094657][T23169] Call Trace: [ 1829.097966][T23169] ? device_add_disk+0x40/0x40 [ 1829.102719][T23169] ? loop_add+0x400/0x760 [ 1829.107069][T23169] ? vsprintf+0x40/0x40 [ 1829.111214][T23169] device_add_disk+0x2a/0x40 [ 1829.115788][T23169] loop_add+0x58f/0x760 [ 1829.119945][T23169] loop_control_ioctl+0x564/0x740 [ 1829.124955][T23169] ? loop_remove+0xb0/0xb0 [ 1829.129371][T23169] ? __fget_files+0x310/0x370 [ 1829.134037][T23169] ? security_file_ioctl+0xb1/0xd0 [ 1829.139148][T23169] ? loop_remove+0xb0/0xb0 [ 1829.143553][T23169] __se_sys_ioctl+0x115/0x190 [ 1829.148256][T23169] __x64_sys_ioctl+0x7b/0x90 [ 1829.152846][T23169] do_syscall_64+0x34/0x70 [ 1829.157261][T23169] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 1829.163138][T23169] RIP: 0033:0x7f0de7cfa0a9 [ 1829.167579][T23169] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 f1 19 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 1829.187179][T23169] RSP: 002b:00007f0de6a2b168 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 1829.195579][T23169] RAX: ffffffffffffffda RBX: 00007f0de7e1a120 RCX: 00007f0de7cfa0a9 [ 1829.203550][T23169] RDX: 0000000000000000 RSI: 0000000000004c80 RDI: 0000000000000008 [ 1829.211523][T23169] RBP: 00007f0de6a2b1d0 R08: 0000000000000000 R09: 0000000000000000 [ 1829.219499][T23169] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 1829.227487][T23169] R13: 00007ffd739418ef R14: 00007f0de6a2b300 R15: 0000000000022000 [ 1829.235454][T23169] ---[ end trace 3d581eb7e408cfa5 ]--- 03:25:42 executing program 3: bpf$ENABLE_STATS(0x20, 0x0, 0x0) r0 = openat$kvm(0xffffffffffffff9c, 0x0, 0x0, 0x0) prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r1 = getpid() sched_setaffinity(0x0, 0x8, &(0x7f0000000240)=0x2) sched_setscheduler(r1, 0x2, &(0x7f0000000200)=0x4) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) connect$unix(r2, &(0x7f0000000180)=@abs, 0x6e) sendmmsg$unix(r3, &(0x7f00000bd000), 0x318, 0x0) recvmmsg(r2, &(0x7f00000000c0), 0x10106, 0x2, 0x0) r4 = bpf$PROG_LOAD(0x5, &(0x7f0000000440)={0x11, 0x6, &(0x7f00000004c0)=ANY=[@ANYBLOB="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"/608], &(0x7f0000000080)='GPL\x00', 0x5, 0x29e, &(0x7f000000cf3d)=""/195, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x6, 0x0, 0x0, 0x10, 0x0}, 0x70) prlimit64(r1, 0x0, &(0x7f0000000000)={0x7, 0x10000}, &(0x7f0000000400)) ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r5 = bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f00000000c0)={&(0x7f0000000080)='sched_switch\x00', r4}, 0x10) sendmmsg$unix(0xffffffffffffffff, &(0x7f00000087c0)=[{{0x0, 0x0, &(0x7f0000000280)=[{&(0x7f0000000340)="752384037276623af5639b6a609aae05867a472736496fd7af94a6716acefbb9bb5ba16c4e0537e05042acad9a6a7c460b47b3ffe7d531efe42b2a581d8497c0c6e97e55f61dddc3a3702e8d11d281aa6cc82f1c7944b7fa58154ddb75ac7b17ef25408be34a533e1cc1b6c5f817543a1dbe9c15dd82f4742d8318ef9977a06d786a14b9784252a1cf576a85d6496ea158e9299c09093c0ddf840401a22353d05383341fa8388c868c8337c90dbf494c881730f1f4e2420937b1", 0xba}], 0x1, &(0x7f00000002c0)=[@cred={{0x1c, 0x1, 0x2, {r1}}}, @cred={{0x1c, 0x1, 0x2, {r1, 0x0, 0xee01}}}], 0x40, 0x24048814}}, {{0x0, 0x0, &(0x7f0000000b40)=[{&(0x7f0000000840)="7ee0255692350f13f34ceb0d2f3e6d4893ad62894f30a1b018fdcd7eea61eed31750537752647650be017bc77da704ba1f69fc5227f6e99e920fbf367e42d28d313c3fc21ea04bcc1ab834226665db6a38dc2d7835573d634a24217b6fe63a9afc961f9597d8d2f3c8881b6a564a79c7fe9b60fbbcfd62221022b45c1b32fabc82161d6196fbf768d1eaa780e3d8df80d21e2f221f51d4083297d0388acb557dbf441f255c1af96b01124284ddef5a252fe3008461764264b631cae2ae", 0xbd}, {&(0x7f0000000940)="aaf0a13237e98477da52b9434649c0fc5cc05a188a5a3c44aaf4f2850418371e43254e7ab50d7b1683cad9349754a9254e952f77022eeefeceb9642d6b6ac5cb8216df16bf7e345b79", 0x49}, {&(0x7f00000009c0)="c2ba1a8f103167e31669bbc62727a7d88ea2239c556d88d8df86096cb95c8c4793943ce22a4bac39f63be65300706d34a0fdee505935d98647adb83416a101ab672c63d1da216cf2d2cb712222b539e36431f457cba73fee458f10d263b1043ce4bd4de92f6722124e346eb6e5981e7dfcca52a2f5b68420a3c0be07480a593ef6c4fa5cc1cd9fc168eec433e7f7662e22a70ce73820f9bc5968a9ac2515208ddb3b2b925df94ebcaf2d00629a61200ed0ef43b545086990498fcfc5d4d1f98d1add4fe673d5aee46a8ad2a95a3a15a58ffd75ad2de31fa0dfcae0957e859cdb6e419674426c62d9ae5a636e3a80", 0xee}, {&(0x7f0000000ac0)="915d48fa35bb4f12d70be9ea71295925f8bf27b1e5775c4eface241a85a108c2410a63d8c161b380ebf76b472c5211c7787943e756326cd224e95464fbcc73605a54d684b7d6603ce636808128ece9fb8097a2", 0x53}, {0x0}], 0x5, &(0x7f0000002e00)=[@cred={{0x1c, 0x1, 0x2, {0x0, 0xffffffffffffffff, 0xee00}}}, @cred={{0x1c}}, @rights={{0x2c, 0x1, 0x1, [0xffffffffffffffff, 0xffffffffffffffff, r0, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, r4]}}, @rights={{0x24, 0x1, 0x1, [r5, 0xffffffffffffffff, 0xffffffffffffffff, r4, 0xffffffffffffffff]}}], 0x98, 0x24040040}}, {{0x0, 0x0, &(0x7f0000004100)=[{&(0x7f0000002f40)="637b067f6f99f10cf92d46aea478a379b64f74b6cc226ea87ae4dfcade98f00ffff419239b1e5237e29c77babd53b768c6ad1b737bf908e1e321d457952a3d0c6c559a4af90c74640ba975989271cb01056ac475238d05c8e74b936a6e4ca95e6ce834a82b06d98646a42526ecee1d75934e011ad16d", 0x76}, {&(0x7f0000002fc0)}, {0x0}, {&(0x7f00000040c0)="7886974179698d4c40ac77ac1e2aa4298505fe54b89e5b20ee2cb5b2e216", 0x1e}], 0x4, 0x0, 0x0, 0x40048c4}}, {{0x0, 0x0, 0x0, 0x0, &(0x7f0000005440)=[@cred={{0x1c}}], 0x20, 0x10}}, {{0x0, 0x0, &(0x7f00000086c0)=[{&(0x7f0000005500)="21e6f39df30227ba9da9edf4a1f3dfe4cf9433853b7022b246949a6e1c5f12be85c3be82d6921d2640dc82d7937e97126c908bf8393f5ad7aabee741c17d02348df77176be6403bbb6fcd79958cb855cf37a20081da66ebba8930691bfda12342a802016e42c7fc3204f97ea62b87dfc808df3498dd7ce696710196c56f36bbd9f2367a3bde9faa65c4f4466c5cc3d8f329e9e1657e6fa8cea232ce8e78d9df7e70ae82d463fdec63aec8ffac4b443b8c1", 0xb1}, {&(0x7f0000005680)="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", 0x575}, {&(0x7f0000006680)}, {0x0}, {&(0x7f0000008680)="7dbebf4cac6e576dc6327f72820ef4", 0xf}], 0x5, &(0x7f0000008740)=[@rights={{0x14, 0x1, 0x1, [r0]}}, @rights={{0x24, 0x1, 0x1, [0xffffffffffffffff, r0, 0xffffffffffffffff, r4, r5]}}, @rights={{0x18, 0x1, 0x1, [r4, 0xffffffffffffffff]}}], 0x58, 0x20040040}}], 0x5, 0x40000) r6 = openat$loop_ctrl(0xffffff9c, &(0x7f0000000040), 0x0, 0x0) sendmsg$nl_route(r5, &(0x7f0000000300)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x200}, 0xc, 0x0, 0x1, 0x0, 0x0, 0x4000004}, 0x8010) ioctl$LOOP_CTL_ADD(r6, 0x4c80, 0x0) (fail_nth: 40) ioctl$LOOP_CTL_REMOVE(r6, 0x4c81, 0x0) r7 = creat(&(0x7f0000000240)='./file0\x00', 0x0) fallocate(r7, 0x100000011, 0x0, 0x2811fdff) [ 1829.437715][T23135] bridge0: port 1(bridge_slave_0) entered blocking state [ 1829.444796][T23135] bridge0: port 1(bridge_slave_0) entered forwarding state [ 1829.456929][T23135] bridge0: port 2(bridge_slave_1) entered blocking state [ 1829.463994][T23135] bridge0: port 2(bridge_slave_1) entered forwarding state 03:25:42 executing program 5: r0 = socket$nl_route(0x10, 0x3, 0x0) open(0x0, 0x0, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) sendmsg$netlink(r1, &(0x7f0000006440)={0x0, 0x0, &(0x7f00000063c0)=[{&(0x7f0000000600)={0x34, 0x10, 0x1, 0x0, 0x0, "", [@typed={0x8, 0x0, 0x0, 0x0, @u32}, @typed={0x8, 0x0, 0x0, 0x0, @uid}, @typed={0x14, 0x1b, 0x0, 0x0, @ipv6=@loopback={0x21}}]}, 0x34}], 0x1}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x50000000, &(0x7f0000000240)={&(0x7f0000000180)=@newlink={0x28, 0x10, 0x801, 0x0, 0x9, {0x0, 0x0, 0x10, 0x0, 0xa8d}, [@IFLA_GROUP={0x8}]}, 0x28}}, 0x0) 03:25:42 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) open(0x0, 0x0, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) sendmsg$netlink(r1, &(0x7f0000006440)={0x0, 0x0, &(0x7f00000063c0)=[{0x0}], 0x1}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x50000002, &(0x7f0000000240)={&(0x7f0000000180)=@newlink={0x28, 0x10, 0x801, 0x0, 0x0, {0x0, 0x0, 0x10, 0x0, 0xa8d}, [@IFLA_GROUP={0x8}]}, 0x28}}, 0x0) 03:25:42 executing program 2: socket$nl_route(0x10, 0x3, 0x0) socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={0x0}}, 0x0) r0 = bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f0000000200)={0x18, 0x4, &(0x7f00000002c0)=ANY=[@ANYBLOB="18010000000000000000000000000000850000006d00000095"], &(0x7f0000000100)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, 0x2, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0}, 0x80) bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f0000000080)={&(0x7f0000000000)='sched_switch\x00', r0}, 0x10) ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, 0x0) socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(0xffffffffffffffff, 0x0, 0x0) openat$hwrng(0xffffffffffffff9c, &(0x7f00000001c0), 0x0, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) sendmsg$netlink(r1, &(0x7f0000006440)={0x0, 0x0, &(0x7f00000063c0)=[{&(0x7f0000000600)={0xf, 0x10, 0x1, 0x0, 0x0, "", [@typed={0x8, 0x0, 0x0, 0x0, @u32}, @typed={0x8, 0x0, 0x0, 0x0, @uid}, @typed={0x14, 0x1b, 0x0, 0x0, @ipv6=@loopback={0x21}}]}, 0x34}], 0x1}, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000140)={0x0, 0x50000000, &(0x7f0000000240)={&(0x7f0000000180)=@newlink={0x28, 0x10, 0x801, 0x0, 0x0, {0x0, 0x0, 0x10, 0x0, 0xa8d}, [@IFLA_GROUP={0x8}]}, 0x28}}, 0x0) [ 1829.482570][T23154] netlink: 'syz-executor.2': attribute type 27 has an invalid length. [ 1829.498584][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 1829.526082][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready 03:25:42 executing program 2: socket$nl_route(0x10, 0x3, 0x0) socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={0x0}}, 0x0) r0 = bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f0000000200)={0x18, 0x4, &(0x7f00000002c0)=ANY=[@ANYBLOB="18010000000000000000000000000000850000006d00000095"], &(0x7f0000000100)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, 0x2, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0}, 0x80) bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f0000000080)={&(0x7f0000000000)='sched_switch\x00', r0}, 0x10) ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, 0x0) socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(0xffffffffffffffff, 0x0, 0x0) openat$hwrng(0xffffffffffffff9c, &(0x7f00000001c0), 0x0, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) sendmsg$netlink(r1, &(0x7f0000006440)={0x0, 0x0, &(0x7f00000063c0)=[{&(0x7f0000000600)={0x10, 0x10, 0x1, 0x0, 0x0, "", [@typed={0x8, 0x0, 0x0, 0x0, @u32}, @typed={0x8, 0x0, 0x0, 0x0, @uid}, @typed={0x14, 0x1b, 0x0, 0x0, @ipv6=@loopback={0x21}}]}, 0x34}], 0x1}, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000140)={0x0, 0x50000000, &(0x7f0000000240)={&(0x7f0000000180)=@newlink={0x28, 0x10, 0x801, 0x0, 0x0, {0x0, 0x0, 0x10, 0x0, 0xa8d}, [@IFLA_GROUP={0x8}]}, 0x28}}, 0x0) [ 1829.533753][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 1829.542488][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 1829.552462][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 1829.560872][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 1829.569608][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 1829.664583][T23184] FAULT_INJECTION: forcing a failure. [ 1829.664583][T23184] name failslab, interval 1, probability 0, space 0, times 0 [ 1829.677299][T23184] CPU: 1 PID: 23184 Comm: syz-executor.3 Tainted: G W 5.10.160-syzkaller-01321-g003c389455eb #0 [ 1829.688989][T23184] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 1829.699019][T23184] Call Trace: [ 1829.702288][T23184] dump_stack_lvl+0x1e2/0x24b [ 1829.706940][T23184] ? panic+0x7d7/0x7d7 [ 1829.710983][T23184] ? __schedule+0x86e/0xc00 [ 1829.715461][T23184] ? bfq_pos_tree_add_move+0x43e/0x43e [ 1829.720893][T23184] dump_stack+0x15/0x17 [ 1829.725030][T23184] should_fail+0x3c0/0x510 [ 1829.729425][T23184] __should_failslab+0x9f/0xe0 [ 1829.734163][T23184] should_failslab+0x9/0x20 [ 1829.738639][T23184] kmem_cache_alloc+0x3f/0x300 [ 1829.743378][T23184] ? __kernfs_new_node+0xdb/0x6e0 [ 1829.748378][T23184] __kernfs_new_node+0xdb/0x6e0 [ 1829.753209][T23184] ? sysvec_reschedule_ipi+0x84/0x160 [ 1829.758557][T23184] ? kernfs_new_node+0x170/0x170 [ 1829.763474][T23184] kernfs_create_dir_ns+0x9b/0x230 [ 1829.768563][T23184] sysfs_create_dir_ns+0x181/0x390 [ 1829.773660][T23184] ? sysfs_warn_dup+0xa0/0xa0 [ 1829.778311][T23184] ? __irq_exit_rcu+0x41/0x150 [ 1829.783050][T23184] ? irq_exit_rcu+0x9/0x10 [ 1829.787444][T23184] ? sysvec_call_function_single+0xcb/0xe0 [ 1829.793243][T23184] kobject_add_internal+0x766/0xda0 [ 1829.798424][T23184] kobject_add+0x14c/0x210 [ 1829.802819][T23184] ? kobject_init+0x1e0/0x1e0 [ 1829.807483][T23184] ? mutex_unlock+0x29/0xf0 [ 1829.811981][T23184] ? get_device_parent+0x2c5/0x430 [ 1829.817076][T23184] device_add+0x3ca/0xbd0 [ 1829.821390][T23184] device_create+0x258/0x2e0 [ 1829.825982][T23184] ? sysvec_call_function_single+0xcb/0xe0 [ 1829.831785][T23184] ? root_device_unregister+0x80/0x80 [ 1829.837146][T23184] ? number+0xd9b/0x1040 [ 1829.841369][T23184] bdi_register_va+0x94/0x600 [ 1829.846022][T23184] bdi_register+0xd1/0x120 [ 1829.850414][T23184] ? __device_add_disk+0x536/0x11d0 [ 1829.855588][T23184] ? bdi_register_va+0x600/0x600 [ 1829.860499][T23184] ? vsnprintf+0x1bfd/0x1cd0 [ 1829.865064][T23184] ? __kasan_check_read+0x11/0x20 [ 1829.870060][T23184] ? blk_alloc_devt+0xd4/0x320 [ 1829.874800][T23184] __device_add_disk+0x5cb/0x11d0 [ 1829.879799][T23184] ? device_add_disk+0x40/0x40 [ 1829.884538][T23184] ? loop_add+0x400/0x760 [ 1829.888844][T23184] ? vsprintf+0x40/0x40 [ 1829.892976][T23184] device_add_disk+0x2a/0x40 [ 1829.897541][T23184] loop_add+0x58f/0x760 [ 1829.901673][T23184] loop_control_ioctl+0x564/0x740 [ 1829.906677][T23184] ? loop_remove+0xb0/0xb0 [ 1829.911066][T23184] ? __fget_files+0x310/0x370 [ 1829.915722][T23184] ? security_file_ioctl+0xb1/0xd0 [ 1829.920804][T23184] ? loop_remove+0xb0/0xb0 [ 1829.925197][T23184] __se_sys_ioctl+0x115/0x190 [ 1829.929846][T23184] __x64_sys_ioctl+0x7b/0x90 [ 1829.934410][T23184] do_syscall_64+0x34/0x70 [ 1829.938804][T23184] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 1829.944668][T23184] RIP: 0033:0x7f0de7cfa0a9 [ 1829.949061][T23184] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 f1 19 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 1829.968639][T23184] RSP: 002b:00007f0de6a2b168 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 1829.977029][T23184] RAX: ffffffffffffffda RBX: 00007f0de7e1a120 RCX: 00007f0de7cfa0a9 [ 1829.984978][T23184] RDX: 0000000000000000 RSI: 0000000000004c80 RDI: 0000000000000008 [ 1829.992924][T23184] RBP: 00007f0de6a2b1d0 R08: 0000000000000000 R09: 0000000000000000 [ 1830.000870][T23184] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 1830.008817][T23184] R13: 00007ffd739418ef R14: 00007f0de6a2b300 R15: 0000000000022000 [ 1830.017418][T23184] kobject_add_internal failed for 7:0 (error: -12 parent: bdi) [ 1830.025961][T23184] ------------[ cut here ]------------ [ 1830.031594][T23184] WARNING: CPU: 1 PID: 23184 at block/genhd.c:821 __device_add_disk+0xe7c/0x11d0 [ 1830.041054][T23184] Modules linked in: [ 1830.045139][T23184] CPU: 1 PID: 23184 Comm: syz-executor.3 Tainted: G W 5.10.160-syzkaller-01321-g003c389455eb #0 [ 1830.057191][T23184] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 1830.067422][T23184] RIP: 0010:__device_add_disk+0xe7c/0x11d0 [ 1830.073406][T23184] Code: ff ff e8 b7 ee 2b ff 0f 0b e9 28 f3 ff ff e8 ab ee 2b ff 0f 0b 42 80 3c 33 00 0f 85 db f8 ff ff e9 de f8 ff ff e8 94 ee 2b ff <0f> 0b e9 60 f7 ff ff e8 88 ee 2b ff e9 13 ff ff ff 44 89 f1 80 e1 [ 1830.093108][T23184] RSP: 0018:ffffc90000de7bc0 EFLAGS: 00010283 [ 1830.099356][T23184] RAX: ffffffff8241331c RBX: 00000000fffffff4 RCX: 0000000000040000 [ 1830.107507][T23184] RDX: ffffc900020fb000 RSI: 00000000000385e4 RDI: 00000000000385e5 [ 1830.115652][T23184] RBP: ffffc90000de7d08 R08: ffffffff82412a76 R09: ffffc90000de7610 [ 1830.124170][T23184] R10: 0000000000000013 R11: ffffffff84c00596 R12: 0000000000000007 [ 1830.132187][T23184] R13: ffff8881623aa000 R14: ffff8881623ac338 R15: ffff8881623ac000 [ 1830.140159][T23184] FS: 00007f0de6a2b700(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000 [ 1830.149084][T23184] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 1830.155655][T23184] CR2: 00000000201a7000 CR3: 0000000181192000 CR4: 00000000003506b0 [ 1830.163628][T23184] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 1830.171596][T23184] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 1830.179565][T23184] Call Trace: [ 1830.182849][T23184] ? device_add_disk+0x40/0x40 [ 1830.187625][T23184] ? loop_add+0x400/0x760 [ 1830.191943][T23184] ? vsprintf+0x40/0x40 [ 1830.196109][T23184] device_add_disk+0x2a/0x40 [ 1830.200685][T23184] loop_add+0x58f/0x760 [ 1830.204830][T23184] loop_control_ioctl+0x564/0x740 [ 1830.209855][T23184] ? loop_remove+0xb0/0xb0 [ 1830.214259][T23184] ? __fget_files+0x310/0x370 [ 1830.218936][T23184] ? security_file_ioctl+0xb1/0xd0 [ 1830.224117][T23184] ? loop_remove+0xb0/0xb0 [ 1830.228532][T23184] __se_sys_ioctl+0x115/0x190 [ 1830.233193][T23184] __x64_sys_ioctl+0x7b/0x90 [ 1830.237781][T23184] do_syscall_64+0x34/0x70 [ 1830.242185][T23184] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 1830.248084][T23184] RIP: 0033:0x7f0de7cfa0a9 [ 1830.252486][T23184] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 f1 19 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 1830.272095][T23184] RSP: 002b:00007f0de6a2b168 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 1830.280509][T23184] RAX: ffffffffffffffda RBX: 00007f0de7e1a120 RCX: 00007f0de7cfa0a9 [ 1830.288478][T23184] RDX: 0000000000000000 RSI: 0000000000004c80 RDI: 0000000000000008 [ 1830.296448][T23184] RBP: 00007f0de6a2b1d0 R08: 0000000000000000 R09: 0000000000000000 [ 1830.304407][T23184] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 1830.312391][T23184] R13: 00007ffd739418ef R14: 00007f0de6a2b300 R15: 0000000000022000 [ 1830.320365][T23184] ---[ end trace 3d581eb7e408cfa6 ]--- 03:25:43 executing program 2: socket$nl_route(0x10, 0x3, 0x0) socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={0x0}}, 0x0) r0 = bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f0000000200)={0x18, 0x4, &(0x7f00000002c0)=ANY=[@ANYBLOB="18010000000000000000000000000000850000006d00000095"], &(0x7f0000000100)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, 0x2, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0}, 0x80) bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f0000000080)={&(0x7f0000000000)='sched_switch\x00', r0}, 0x10) ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, 0x0) socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(0xffffffffffffffff, 0x0, 0x0) openat$hwrng(0xffffffffffffff9c, &(0x7f00000001c0), 0x0, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) sendmsg$netlink(r1, &(0x7f0000006440)={0x0, 0x0, &(0x7f00000063c0)=[{&(0x7f0000000600)={0xe80, 0x10, 0x1, 0x0, 0x0, "", [@typed={0x8, 0x0, 0x0, 0x0, @u32}, @typed={0x8, 0x0, 0x0, 0x0, @uid}, @typed={0x14, 0x1b, 0x0, 0x0, @ipv6=@loopback={0x21}}]}, 0x34}], 0x1}, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000140)={0x0, 0x50000000, &(0x7f0000000240)={&(0x7f0000000180)=@newlink={0x28, 0x10, 0x801, 0x0, 0x0, {0x0, 0x0, 0x10, 0x0, 0xa8d}, [@IFLA_GROUP={0x8}]}, 0x28}}, 0x0) 03:25:43 executing program 2: socket$nl_route(0x10, 0x3, 0x0) socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={0x0}}, 0x0) r0 = bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f0000000200)={0x18, 0x4, &(0x7f00000002c0)=ANY=[@ANYBLOB="18010000000000000000000000000000850000006d00000095"], &(0x7f0000000100)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, 0x2, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0}, 0x80) bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f0000000080)={&(0x7f0000000000)='sched_switch\x00', r0}, 0x10) ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, 0x0) socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(0xffffffffffffffff, 0x0, 0x0) openat$hwrng(0xffffffffffffff9c, &(0x7f00000001c0), 0x0, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) sendmsg$netlink(r1, &(0x7f0000006440)={0x0, 0x0, &(0x7f00000063c0)=[{&(0x7f0000000600)={0x37fe0, 0x10, 0x1, 0x0, 0x0, "", [@typed={0x8, 0x0, 0x0, 0x0, @u32}, @typed={0x8, 0x0, 0x0, 0x0, @uid}, @typed={0x14, 0x1b, 0x0, 0x0, @ipv6=@loopback={0x21}}]}, 0x34}], 0x1}, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000140)={0x0, 0x50000000, &(0x7f0000000240)={&(0x7f0000000180)=@newlink={0x28, 0x10, 0x801, 0x0, 0x0, {0x0, 0x0, 0x10, 0x0, 0xa8d}, [@IFLA_GROUP={0x8}]}, 0x28}}, 0x0) [ 1830.464420][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 1830.472698][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 1830.488280][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 1830.496798][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 1830.504939][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready 03:25:43 executing program 3: bpf$ENABLE_STATS(0x20, 0x0, 0x0) r0 = openat$kvm(0xffffffffffffff9c, 0x0, 0x0, 0x0) prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r1 = getpid() sched_setaffinity(0x0, 0x8, &(0x7f0000000240)=0x2) sched_setscheduler(r1, 0x2, &(0x7f0000000200)=0x4) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) connect$unix(r2, &(0x7f0000000180)=@abs, 0x6e) sendmmsg$unix(r3, &(0x7f00000bd000), 0x318, 0x0) recvmmsg(r2, &(0x7f00000000c0), 0x10106, 0x2, 0x0) r4 = bpf$PROG_LOAD(0x5, &(0x7f0000000440)={0x11, 0x6, &(0x7f00000004c0)=ANY=[@ANYBLOB="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"/608], &(0x7f0000000080)='GPL\x00', 0x5, 0x29e, &(0x7f000000cf3d)=""/195, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x6, 0x0, 0x0, 0x10, 0x0}, 0x70) prlimit64(r1, 0x0, &(0x7f0000000000)={0x7, 0x10000}, &(0x7f0000000400)) ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r5 = bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f00000000c0)={&(0x7f0000000080)='sched_switch\x00', r4}, 0x10) sendmmsg$unix(0xffffffffffffffff, &(0x7f00000087c0)=[{{0x0, 0x0, &(0x7f0000000280)=[{&(0x7f0000000340)="752384037276623af5639b6a609aae05867a472736496fd7af94a6716acefbb9bb5ba16c4e0537e05042acad9a6a7c460b47b3ffe7d531efe42b2a581d8497c0c6e97e55f61dddc3a3702e8d11d281aa6cc82f1c7944b7fa58154ddb75ac7b17ef25408be34a533e1cc1b6c5f817543a1dbe9c15dd82f4742d8318ef9977a06d786a14b9784252a1cf576a85d6496ea158e9299c09093c0ddf840401a22353d05383341fa8388c868c8337c90dbf494c881730f1f4e2420937b1", 0xba}], 0x1, &(0x7f00000002c0)=[@cred={{0x1c, 0x1, 0x2, {r1}}}, @cred={{0x1c, 0x1, 0x2, {r1, 0x0, 0xee01}}}], 0x40, 0x24048814}}, {{0x0, 0x0, &(0x7f0000000b40)=[{&(0x7f0000000840)="7ee0255692350f13f34ceb0d2f3e6d4893ad62894f30a1b018fdcd7eea61eed31750537752647650be017bc77da704ba1f69fc5227f6e99e920fbf367e42d28d313c3fc21ea04bcc1ab834226665db6a38dc2d7835573d634a24217b6fe63a9afc961f9597d8d2f3c8881b6a564a79c7fe9b60fbbcfd62221022b45c1b32fabc82161d6196fbf768d1eaa780e3d8df80d21e2f221f51d4083297d0388acb557dbf441f255c1af96b01124284ddef5a252fe3008461764264b631cae2ae", 0xbd}, {&(0x7f0000000940)="aaf0a13237e98477da52b9434649c0fc5cc05a188a5a3c44aaf4f2850418371e43254e7ab50d7b1683cad9349754a9254e952f77022eeefeceb9642d6b6ac5cb8216df16bf7e345b79", 0x49}, {&(0x7f00000009c0)="c2ba1a8f103167e31669bbc62727a7d88ea2239c556d88d8df86096cb95c8c4793943ce22a4bac39f63be65300706d34a0fdee505935d98647adb83416a101ab672c63d1da216cf2d2cb712222b539e36431f457cba73fee458f10d263b1043ce4bd4de92f6722124e346eb6e5981e7dfcca52a2f5b68420a3c0be07480a593ef6c4fa5cc1cd9fc168eec433e7f7662e22a70ce73820f9bc5968a9ac2515208ddb3b2b925df94ebcaf2d00629a61200ed0ef43b545086990498fcfc5d4d1f98d1add4fe673d5aee46a8ad2a95a3a15a58ffd75ad2de31fa0dfcae0957e859cdb6e419674426c62d9ae5a636e3a80", 0xee}, {&(0x7f0000000ac0)="915d48fa35bb4f12d70be9ea71295925f8bf27b1e5775c4eface241a85a108c2410a63d8c161b380ebf76b472c5211c7787943e756326cd224e95464fbcc73605a54d684b7d6603ce636808128ece9fb8097a2", 0x53}, {0x0}], 0x5, &(0x7f0000002e00)=[@cred={{0x1c, 0x1, 0x2, {0x0, 0xffffffffffffffff, 0xee00}}}, @cred={{0x1c}}, @rights={{0x2c, 0x1, 0x1, [0xffffffffffffffff, 0xffffffffffffffff, r0, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, r4]}}, @rights={{0x24, 0x1, 0x1, [r5, 0xffffffffffffffff, 0xffffffffffffffff, r4, 0xffffffffffffffff]}}], 0x98, 0x24040040}}, {{0x0, 0x0, &(0x7f0000004100)=[{&(0x7f0000002f40)="637b067f6f99f10cf92d46aea478a379b64f74b6cc226ea87ae4dfcade98f00ffff419239b1e5237e29c77babd53b768c6ad1b737bf908e1e321d457952a3d0c6c559a4af90c74640ba975989271cb01056ac475238d05c8e74b936a6e4ca95e6ce834a82b06d98646a42526ecee1d75934e011ad16d", 0x76}, {&(0x7f0000002fc0)}, {0x0}, {&(0x7f00000040c0)="7886974179698d4c40ac77ac1e2aa4298505fe54b89e5b20ee2cb5b2e216", 0x1e}], 0x4, 0x0, 0x0, 0x40048c4}}, {{0x0, 0x0, 0x0, 0x0, &(0x7f0000005440)=[@cred={{0x1c}}], 0x20, 0x10}}, {{0x0, 0x0, &(0x7f00000086c0)=[{&(0x7f0000005500)="21e6f39df30227ba9da9edf4a1f3dfe4cf9433853b7022b246949a6e1c5f12be85c3be82d6921d2640dc82d7937e97126c908bf8393f5ad7aabee741c17d02348df77176be6403bbb6fcd79958cb855cf37a20081da66ebba8930691bfda12342a802016e42c7fc3204f97ea62b87dfc808df3498dd7ce696710196c56f36bbd9f2367a3bde9faa65c4f4466c5cc3d8f329e9e1657e6fa8cea232ce8e78d9df7e70ae82d463fdec63aec8ffac4b443b8c1", 0xb1}, {&(0x7f0000005680)="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", 0x575}, {&(0x7f0000006680)}, {0x0}, {&(0x7f0000008680)="7dbebf4cac6e576dc6327f72820ef4", 0xf}], 0x5, &(0x7f0000008740)=[@rights={{0x14, 0x1, 0x1, [r0]}}, @rights={{0x24, 0x1, 0x1, [0xffffffffffffffff, r0, 0xffffffffffffffff, r4, r5]}}, @rights={{0x18, 0x1, 0x1, [r4, 0xffffffffffffffff]}}], 0x58, 0x20040040}}], 0x5, 0x40000) r6 = openat$loop_ctrl(0xffffff9c, &(0x7f0000000040), 0x0, 0x0) sendmsg$nl_route(r5, &(0x7f0000000300)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x200}, 0xc, 0x0, 0x1, 0x0, 0x0, 0x4000004}, 0x8010) ioctl$LOOP_CTL_ADD(r6, 0x4c80, 0x0) (fail_nth: 41) ioctl$LOOP_CTL_REMOVE(r6, 0x4c81, 0x0) r7 = creat(&(0x7f0000000240)='./file0\x00', 0x0) fallocate(r7, 0x100000011, 0x0, 0x2811fdff) 03:25:43 executing program 2: socket$nl_route(0x10, 0x3, 0x0) socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={0x0}}, 0x0) r0 = bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f0000000200)={0x18, 0x4, &(0x7f00000002c0)=ANY=[@ANYBLOB="18010000000000000000000000000000850000006d00000095"], &(0x7f0000000100)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, 0x2, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0}, 0x80) bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f0000000080)={&(0x7f0000000000)='sched_switch\x00', r0}, 0x10) ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, 0x0) socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(0xffffffffffffffff, 0x0, 0x0) openat$hwrng(0xffffffffffffff9c, &(0x7f00000001c0), 0x0, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) sendmsg$netlink(r1, &(0x7f0000006440)={0x0, 0x0, &(0x7f00000063c0)=[{&(0x7f0000000600)={0x20000634, 0x10, 0x1, 0x0, 0x0, "", [@typed={0x8, 0x0, 0x0, 0x0, @u32}, @typed={0x8, 0x0, 0x0, 0x0, @uid}, @typed={0x14, 0x1b, 0x0, 0x0, @ipv6=@loopback={0x21}}]}, 0x34}], 0x1}, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000140)={0x0, 0x50000000, &(0x7f0000000240)={&(0x7f0000000180)=@newlink={0x28, 0x10, 0x801, 0x0, 0x0, {0x0, 0x0, 0x10, 0x0, 0xa8d}, [@IFLA_GROUP={0x8}]}, 0x28}}, 0x0) [ 1830.513086][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 1830.531590][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 1830.539605][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 1830.547854][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 1830.556196][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 1830.563714][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 1830.573085][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 1830.581473][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 1830.589881][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 1830.598104][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 1830.606447][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 1830.614660][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 1830.627536][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 1830.635815][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 1830.643895][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 1830.651964][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 1830.660430][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 1830.668314][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 1830.676518][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 1830.743197][T23197] FAULT_INJECTION: forcing a failure. [ 1830.743197][T23197] name failslab, interval 1, probability 0, space 0, times 0 [ 1830.755854][T23197] CPU: 1 PID: 23197 Comm: syz-executor.3 Tainted: G W 5.10.160-syzkaller-01321-g003c389455eb #0 [ 1830.767544][T23197] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 1830.777573][T23197] Call Trace: [ 1830.780841][T23197] dump_stack_lvl+0x1e2/0x24b [ 1830.785492][T23197] ? panic+0x7d7/0x7d7 [ 1830.789554][T23197] ? bfq_pos_tree_add_move+0x43e/0x43e [ 1830.795002][T23197] ? preempt_schedule_irq+0xef/0x140 [ 1830.800278][T23197] ? preempt_schedule_notrace+0x140/0x140 [ 1830.805982][T23197] ? _raw_spin_unlock_irq+0x4e/0x70 [ 1830.811156][T23197] dump_stack+0x15/0x17 [ 1830.815292][T23197] should_fail+0x3c0/0x510 [ 1830.819685][T23197] __should_failslab+0x9f/0xe0 [ 1830.824421][T23197] should_failslab+0x9/0x20 [ 1830.828899][T23197] kmem_cache_alloc+0x3f/0x300 [ 1830.833637][T23197] ? __kernfs_new_node+0xdb/0x6e0 [ 1830.838637][T23197] __kernfs_new_node+0xdb/0x6e0 [ 1830.843462][T23197] ? preempt_schedule_notrace+0x140/0x140 [ 1830.849154][T23197] ? __schedule+0x86e/0xc00 [ 1830.853628][T23197] ? kernfs_new_node+0x170/0x170 [ 1830.858539][T23197] ? irqentry_exit+0x50/0x60 [ 1830.863103][T23197] ? sysvec_reschedule_ipi+0x84/0x160 [ 1830.868450][T23197] ? asm_sysvec_reschedule_ipi+0x12/0x20 [ 1830.874056][T23197] kernfs_create_dir_ns+0x9b/0x230 [ 1830.879142][T23197] sysfs_create_dir_ns+0x181/0x390 [ 1830.884224][T23197] ? sysfs_warn_dup+0xa0/0xa0 [ 1830.888873][T23197] ? irqentry_exit+0x50/0x60 [ 1830.893437][T23197] ? sysvec_reschedule_ipi+0x84/0x160 [ 1830.898787][T23197] ? asm_sysvec_reschedule_ipi+0x12/0x20 [ 1830.904393][T23197] kobject_add_internal+0x766/0xda0 [ 1830.909567][T23197] kobject_add+0x14c/0x210 [ 1830.913959][T23197] ? _raw_spin_lock+0xa3/0x1b0 [ 1830.918693][T23197] ? kobject_init+0x1e0/0x1e0 [ 1830.923342][T23197] ? mutex_unlock+0x29/0xf0 [ 1830.927820][T23197] ? get_device_parent+0x2c5/0x430 [ 1830.932904][T23197] device_add+0x3ca/0xbd0 [ 1830.937209][T23197] device_create+0x258/0x2e0 [ 1830.941774][T23197] ? root_device_unregister+0x80/0x80 [ 1830.947122][T23197] ? number+0xd9b/0x1040 [ 1830.951340][T23197] bdi_register_va+0x94/0x600 [ 1830.955990][T23197] bdi_register+0xd1/0x120 [ 1830.960383][T23197] ? irqentry_exit+0x50/0x60 [ 1830.964950][T23197] ? __device_add_disk+0x536/0x11d0 [ 1830.971177][T23197] ? bdi_register_va+0x600/0x600 [ 1830.976091][T23197] __device_add_disk+0x5cb/0x11d0 [ 1830.981094][T23197] ? device_add_disk+0x40/0x40 [ 1830.985836][T23197] ? loop_add+0x400/0x760 [ 1830.990145][T23197] ? vsprintf+0x40/0x40 [ 1830.994278][T23197] device_add_disk+0x2a/0x40 [ 1830.998844][T23197] loop_add+0x58f/0x760 [ 1831.003061][T23197] loop_control_ioctl+0x564/0x740 [ 1831.008062][T23197] ? loop_remove+0xb0/0xb0 [ 1831.012455][T23197] ? __fget_files+0x310/0x370 [ 1831.017108][T23197] ? security_file_ioctl+0xb1/0xd0 [ 1831.022194][T23197] ? loop_remove+0xb0/0xb0 [ 1831.026585][T23197] __se_sys_ioctl+0x115/0x190 [ 1831.031237][T23197] __x64_sys_ioctl+0x7b/0x90 [ 1831.035810][T23197] do_syscall_64+0x34/0x70 [ 1831.040202][T23197] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 1831.046067][T23197] RIP: 0033:0x7f0de7cfa0a9 [ 1831.050460][T23197] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 f1 19 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 1831.070065][T23197] RSP: 002b:00007f0de6a2b168 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 1831.078452][T23197] RAX: ffffffffffffffda RBX: 00007f0de7e1a120 RCX: 00007f0de7cfa0a9 [ 1831.086414][T23197] RDX: 0000000000000000 RSI: 0000000000004c80 RDI: 0000000000000008 [ 1831.094362][T23197] RBP: 00007f0de6a2b1d0 R08: 0000000000000000 R09: 0000000000000000 [ 1831.102308][T23197] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 1831.110253][T23197] R13: 00007ffd739418ef R14: 00007f0de6a2b300 R15: 0000000000022000 [ 1831.118377][T23197] kobject_add_internal failed for 7:0 (error: -12 parent: bdi) [ 1831.126045][T23197] ------------[ cut here ]------------ [ 1831.131536][T23197] WARNING: CPU: 1 PID: 23197 at block/genhd.c:821 __device_add_disk+0xe7c/0x11d0 [ 1831.140686][T23197] Modules linked in: [ 1831.144624][T23197] CPU: 1 PID: 23197 Comm: syz-executor.3 Tainted: G W 5.10.160-syzkaller-01321-g003c389455eb #0 [ 1831.156357][T23197] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 1831.166456][T23197] RIP: 0010:__device_add_disk+0xe7c/0x11d0 [ 1831.172273][T23197] Code: ff ff e8 b7 ee 2b ff 0f 0b e9 28 f3 ff ff e8 ab ee 2b ff 0f 0b 42 80 3c 33 00 0f 85 db f8 ff ff e9 de f8 ff ff e8 94 ee 2b ff <0f> 0b e9 60 f7 ff ff e8 88 ee 2b ff e9 13 ff ff ff 44 89 f1 80 e1 [ 1831.191903][T23197] RSP: 0018:ffffc90000cc7bc0 EFLAGS: 00010287 [ 1831.198019][T23197] RAX: ffffffff8241331c RBX: 00000000fffffff4 RCX: 0000000000040000 [ 1831.206014][T23197] RDX: ffffc900020fb000 RSI: 00000000000370dd RDI: 00000000000370de [ 1831.213996][T23197] RBP: ffffc90000cc7d08 R08: ffffffff82412a76 R09: ffffc90000cc7610 [ 1831.222221][T23197] R10: 0000000000000013 R11: ffffffff84c00596 R12: 0000000000000007 [ 1831.230279][T23197] R13: ffff8881608f5000 R14: ffff888166b5d338 R15: ffff888166b5d000 [ 1831.238259][T23197] FS: 00007f0de6a2b700(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000 [ 1831.247188][T23197] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 1831.253758][T23197] CR2: 000000002013a030 CR3: 000000010cb1c000 CR4: 00000000003506b0 [ 1831.261733][T23197] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 1831.269706][T23197] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 1831.277673][T23197] Call Trace: [ 1831.280955][T23197] ? device_add_disk+0x40/0x40 [ 1831.285706][T23197] ? loop_add+0x400/0x760 [ 1831.290054][T23197] ? vsprintf+0x40/0x40 [ 1831.294201][T23197] device_add_disk+0x2a/0x40 [ 1831.298792][T23197] loop_add+0x58f/0x760 [ 1831.302939][T23197] loop_control_ioctl+0x564/0x740 [ 1831.307959][T23197] ? loop_remove+0xb0/0xb0 [ 1831.312363][T23197] ? __fget_files+0x310/0x370 [ 1831.317040][T23197] ? security_file_ioctl+0xb1/0xd0 [ 1831.322139][T23197] ? loop_remove+0xb0/0xb0 [ 1831.326557][T23197] __se_sys_ioctl+0x115/0x190 [ 1831.331222][T23197] __x64_sys_ioctl+0x7b/0x90 [ 1831.335797][T23197] do_syscall_64+0x34/0x70 [ 1831.340211][T23197] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 1831.346111][T23197] RIP: 0033:0x7f0de7cfa0a9 [ 1831.350514][T23197] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 f1 19 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 1831.370117][T23197] RSP: 002b:00007f0de6a2b168 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 1831.378531][T23197] RAX: ffffffffffffffda RBX: 00007f0de7e1a120 RCX: 00007f0de7cfa0a9 [ 1831.386496][T23197] RDX: 0000000000000000 RSI: 0000000000004c80 RDI: 0000000000000008 [ 1831.394458][T23197] RBP: 00007f0de6a2b1d0 R08: 0000000000000000 R09: 0000000000000000 [ 1831.402438][T23197] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 1831.410550][T23197] R13: 00007ffd739418ef R14: 00007f0de6a2b300 R15: 0000000000022000 [ 1831.418528][T23197] ---[ end trace 3d581eb7e408cfa7 ]--- [ 1831.594864][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 1831.602440][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 1831.610896][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 1831.619664][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 1831.627839][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 1831.635989][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 1831.644066][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 1831.652468][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 1831.660931][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 1831.669355][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 1831.677531][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 1831.685515][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 1831.694029][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 1831.702097][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 1831.710668][T23161] netlink: 'syz-executor.0': attribute type 27 has an invalid length. [ 1831.724223][T23161] bridge0: port 2(bridge_slave_1) entered disabled state [ 1831.731305][T23161] bridge0: port 1(bridge_slave_0) entered disabled state 03:25:45 executing program 0: sendmsg$nl_route(0xffffffffffffffff, 0x0, 0x0) socket$netlink(0x10, 0x3, 0x0) openat$hwrng(0xffffffffffffff9c, 0x0, 0x0, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) sendmsg$netlink(r1, &(0x7f0000006440)={0x0, 0x0, &(0x7f00000063c0)=[{&(0x7f0000000600)={0x34, 0x10, 0x1, 0x0, 0x0, "", [@typed={0x8, 0x0, 0x0, 0x0, @u32}, @typed={0x8, 0x0, 0x0, 0x0, @uid}, @typed={0x14, 0x1b, 0x0, 0x0, @ipv6=@loopback={0x21}}]}, 0x34}], 0x1}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x50000000, &(0x7f0000000240)={&(0x7f0000000180)=@newlink={0x28, 0x10, 0x801, 0x2000000, 0x0, {0x0, 0x0, 0x10, 0x0, 0xa8d}, [@IFLA_GROUP={0x8}]}, 0x28}}, 0x0) 03:25:45 executing program 2: socket$nl_route(0x10, 0x3, 0x0) socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={0x0}}, 0x0) r0 = bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f0000000200)={0x18, 0x4, &(0x7f00000002c0)=ANY=[@ANYBLOB="18010000000000000000000000000000850000006d00000095"], &(0x7f0000000100)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, 0x2, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0}, 0x80) bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f0000000080)={&(0x7f0000000000)='sched_switch\x00', r0}, 0x10) ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, 0x0) socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(0xffffffffffffffff, 0x0, 0x0) openat$hwrng(0xffffffffffffff9c, &(0x7f00000001c0), 0x0, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) sendmsg$netlink(r1, &(0x7f0000006440)={0x0, 0x0, &(0x7f00000063c0)=[{&(0x7f0000000600)={0x7ffff000, 0x10, 0x1, 0x0, 0x0, "", [@typed={0x8, 0x0, 0x0, 0x0, @u32}, @typed={0x8, 0x0, 0x0, 0x0, @uid}, @typed={0x14, 0x1b, 0x0, 0x0, @ipv6=@loopback={0x21}}]}, 0x34}], 0x1}, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000140)={0x0, 0x50000000, &(0x7f0000000240)={&(0x7f0000000180)=@newlink={0x28, 0x10, 0x801, 0x0, 0x0, {0x0, 0x0, 0x10, 0x0, 0xa8d}, [@IFLA_GROUP={0x8}]}, 0x28}}, 0x0) [ 1831.756920][T23162] bridge0: port 1(bridge_slave_0) entered blocking state [ 1831.763954][T23162] bridge0: port 1(bridge_slave_0) entered forwarding state [ 1831.772947][T23162] bridge0: port 2(bridge_slave_1) entered blocking state [ 1831.779978][T23162] bridge0: port 2(bridge_slave_1) entered forwarding state [ 1831.793130][T23166] netlink: 'syz-executor.4': attribute type 27 has an invalid length. [ 1831.812741][T23166] bridge0: port 2(bridge_slave_1) entered disabled state [ 1831.819864][T23166] bridge0: port 1(bridge_slave_0) entered disabled state [ 1831.845798][T23168] bridge0: port 1(bridge_slave_0) entered blocking state [ 1831.852849][T23168] bridge0: port 1(bridge_slave_0) entered forwarding state 03:25:45 executing program 4: ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, 0x0) openat$hwrng(0xffffffffffffff9c, 0x0, 0x0, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) open(0x0, 0x0, 0x0) open(0x0, 0x0, 0x0) syz_open_procfs(0x0, 0x0) syz_genetlink_get_family_id$ipvs(0x0, 0xffffffffffffffff) r1 = socket$netlink(0x10, 0x3, 0x0) sendmsg$netlink(r1, &(0x7f0000006440)={0x0, 0x0, &(0x7f00000063c0)=[{&(0x7f0000000600)={0x34, 0x10, 0x1, 0x0, 0x0, "", [@typed={0x8, 0x0, 0x0, 0x0, @u32}, @typed={0x8, 0x0, 0x0, 0x0, @uid}, @typed={0x14, 0x1b, 0x0, 0x0, @ipv6=@loopback={0x21}}]}, 0x34}], 0x1}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x50000000, &(0x7f0000000240)={&(0x7f0000000180)=@newlink={0x28, 0x10, 0x801, 0x50ac02a0, 0x0, {0x0, 0x0, 0x10, 0x0, 0xa8d}, [@IFLA_GROUP={0x8}]}, 0x28}}, 0x0) 03:25:45 executing program 3: bpf$ENABLE_STATS(0x20, 0x0, 0x0) r0 = openat$kvm(0xffffffffffffff9c, 0x0, 0x0, 0x0) prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r1 = getpid() sched_setaffinity(0x0, 0x8, &(0x7f0000000240)=0x2) sched_setscheduler(r1, 0x2, &(0x7f0000000200)=0x4) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) connect$unix(r2, &(0x7f0000000180)=@abs, 0x6e) sendmmsg$unix(r3, &(0x7f00000bd000), 0x318, 0x0) recvmmsg(r2, &(0x7f00000000c0), 0x10106, 0x2, 0x0) r4 = bpf$PROG_LOAD(0x5, &(0x7f0000000440)={0x11, 0x6, &(0x7f00000004c0)=ANY=[@ANYBLOB="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"/608], &(0x7f0000000080)='GPL\x00', 0x5, 0x29e, &(0x7f000000cf3d)=""/195, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x6, 0x0, 0x0, 0x10, 0x0}, 0x70) prlimit64(r1, 0x0, &(0x7f0000000000)={0x7, 0x10000}, &(0x7f0000000400)) ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r5 = bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f00000000c0)={&(0x7f0000000080)='sched_switch\x00', r4}, 0x10) sendmmsg$unix(0xffffffffffffffff, &(0x7f00000087c0)=[{{0x0, 0x0, &(0x7f0000000280)=[{&(0x7f0000000340)="752384037276623af5639b6a609aae05867a472736496fd7af94a6716acefbb9bb5ba16c4e0537e05042acad9a6a7c460b47b3ffe7d531efe42b2a581d8497c0c6e97e55f61dddc3a3702e8d11d281aa6cc82f1c7944b7fa58154ddb75ac7b17ef25408be34a533e1cc1b6c5f817543a1dbe9c15dd82f4742d8318ef9977a06d786a14b9784252a1cf576a85d6496ea158e9299c09093c0ddf840401a22353d05383341fa8388c868c8337c90dbf494c881730f1f4e2420937b1", 0xba}], 0x1, &(0x7f00000002c0)=[@cred={{0x1c, 0x1, 0x2, {r1}}}, @cred={{0x1c, 0x1, 0x2, {r1, 0x0, 0xee01}}}], 0x40, 0x24048814}}, {{0x0, 0x0, &(0x7f0000000b40)=[{&(0x7f0000000840)="7ee0255692350f13f34ceb0d2f3e6d4893ad62894f30a1b018fdcd7eea61eed31750537752647650be017bc77da704ba1f69fc5227f6e99e920fbf367e42d28d313c3fc21ea04bcc1ab834226665db6a38dc2d7835573d634a24217b6fe63a9afc961f9597d8d2f3c8881b6a564a79c7fe9b60fbbcfd62221022b45c1b32fabc82161d6196fbf768d1eaa780e3d8df80d21e2f221f51d4083297d0388acb557dbf441f255c1af96b01124284ddef5a252fe3008461764264b631cae2ae", 0xbd}, {&(0x7f0000000940)="aaf0a13237e98477da52b9434649c0fc5cc05a188a5a3c44aaf4f2850418371e43254e7ab50d7b1683cad9349754a9254e952f77022eeefeceb9642d6b6ac5cb8216df16bf7e345b79", 0x49}, {&(0x7f00000009c0)="c2ba1a8f103167e31669bbc62727a7d88ea2239c556d88d8df86096cb95c8c4793943ce22a4bac39f63be65300706d34a0fdee505935d98647adb83416a101ab672c63d1da216cf2d2cb712222b539e36431f457cba73fee458f10d263b1043ce4bd4de92f6722124e346eb6e5981e7dfcca52a2f5b68420a3c0be07480a593ef6c4fa5cc1cd9fc168eec433e7f7662e22a70ce73820f9bc5968a9ac2515208ddb3b2b925df94ebcaf2d00629a61200ed0ef43b545086990498fcfc5d4d1f98d1add4fe673d5aee46a8ad2a95a3a15a58ffd75ad2de31fa0dfcae0957e859cdb6e419674426c62d9ae5a636e3a80", 0xee}, {&(0x7f0000000ac0)="915d48fa35bb4f12d70be9ea71295925f8bf27b1e5775c4eface241a85a108c2410a63d8c161b380ebf76b472c5211c7787943e756326cd224e95464fbcc73605a54d684b7d6603ce636808128ece9fb8097a2", 0x53}, {0x0}], 0x5, &(0x7f0000002e00)=[@cred={{0x1c, 0x1, 0x2, {0x0, 0xffffffffffffffff, 0xee00}}}, @cred={{0x1c}}, @rights={{0x2c, 0x1, 0x1, [0xffffffffffffffff, 0xffffffffffffffff, r0, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, r4]}}, @rights={{0x24, 0x1, 0x1, [r5, 0xffffffffffffffff, 0xffffffffffffffff, r4, 0xffffffffffffffff]}}], 0x98, 0x24040040}}, {{0x0, 0x0, &(0x7f0000004100)=[{&(0x7f0000002f40)="637b067f6f99f10cf92d46aea478a379b64f74b6cc226ea87ae4dfcade98f00ffff419239b1e5237e29c77babd53b768c6ad1b737bf908e1e321d457952a3d0c6c559a4af90c74640ba975989271cb01056ac475238d05c8e74b936a6e4ca95e6ce834a82b06d98646a42526ecee1d75934e011ad16d", 0x76}, {&(0x7f0000002fc0)}, {0x0}, {&(0x7f00000040c0)="7886974179698d4c40ac77ac1e2aa4298505fe54b89e5b20ee2cb5b2e216", 0x1e}], 0x4, 0x0, 0x0, 0x40048c4}}, {{0x0, 0x0, 0x0, 0x0, &(0x7f0000005440)=[@cred={{0x1c}}], 0x20, 0x10}}, {{0x0, 0x0, &(0x7f00000086c0)=[{&(0x7f0000005500)="21e6f39df30227ba9da9edf4a1f3dfe4cf9433853b7022b246949a6e1c5f12be85c3be82d6921d2640dc82d7937e97126c908bf8393f5ad7aabee741c17d02348df77176be6403bbb6fcd79958cb855cf37a20081da66ebba8930691bfda12342a802016e42c7fc3204f97ea62b87dfc808df3498dd7ce696710196c56f36bbd9f2367a3bde9faa65c4f4466c5cc3d8f329e9e1657e6fa8cea232ce8e78d9df7e70ae82d463fdec63aec8ffac4b443b8c1", 0xb1}, {&(0x7f0000005680)="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", 0x575}, {&(0x7f0000006680)}, {0x0}, {&(0x7f0000008680)="7dbebf4cac6e576dc6327f72820ef4", 0xf}], 0x5, &(0x7f0000008740)=[@rights={{0x14, 0x1, 0x1, [r0]}}, @rights={{0x24, 0x1, 0x1, [0xffffffffffffffff, r0, 0xffffffffffffffff, r4, r5]}}, @rights={{0x18, 0x1, 0x1, [r4, 0xffffffffffffffff]}}], 0x58, 0x20040040}}], 0x5, 0x40000) r6 = openat$loop_ctrl(0xffffff9c, &(0x7f0000000040), 0x0, 0x0) sendmsg$nl_route(r5, &(0x7f0000000300)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x200}, 0xc, 0x0, 0x1, 0x0, 0x0, 0x4000004}, 0x8010) ioctl$LOOP_CTL_ADD(r6, 0x4c80, 0x0) (fail_nth: 42) ioctl$LOOP_CTL_REMOVE(r6, 0x4c81, 0x0) r7 = creat(&(0x7f0000000240)='./file0\x00', 0x0) fallocate(r7, 0x100000011, 0x0, 0x2811fdff) [ 1831.860990][T23168] bridge0: port 2(bridge_slave_1) entered blocking state [ 1831.868018][T23168] bridge0: port 2(bridge_slave_1) entered forwarding state [ 1831.881711][T23175] netlink: 'syz-executor.5': attribute type 27 has an invalid length. [ 1831.901332][T23175] bridge0: port 2(bridge_slave_1) entered disabled state [ 1831.908422][T23175] bridge0: port 1(bridge_slave_0) entered disabled state [ 1831.941441][T23180] bridge0: port 1(bridge_slave_0) entered blocking state [ 1831.948507][T23180] bridge0: port 1(bridge_slave_0) entered forwarding state [ 1831.960109][T23180] bridge0: port 2(bridge_slave_1) entered blocking state [ 1831.967163][T23180] bridge0: port 2(bridge_slave_1) entered forwarding state [ 1832.008827][T23211] FAULT_INJECTION: forcing a failure. [ 1832.008827][T23211] name failslab, interval 1, probability 0, space 0, times 0 [ 1832.021488][T23211] CPU: 1 PID: 23211 Comm: syz-executor.3 Tainted: G W 5.10.160-syzkaller-01321-g003c389455eb #0 [ 1832.033197][T23211] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 1832.043400][T23211] Call Trace: [ 1832.046671][T23211] dump_stack_lvl+0x1e2/0x24b [ 1832.051323][T23211] ? panic+0x7d7/0x7d7 [ 1832.055372][T23211] ? bfq_pos_tree_add_move+0x43e/0x43e [ 1832.060805][T23211] ? bpf_trace_run3+0x126/0x2c0 [ 1832.065634][T23211] ? compat_start_thread+0x80/0x80 [ 1832.070720][T23211] dump_stack+0x15/0x17 [ 1832.074849][T23211] should_fail+0x3c0/0x510 [ 1832.079240][T23211] __should_failslab+0x9f/0xe0 [ 1832.083976][T23211] should_failslab+0x9/0x20 [ 1832.088452][T23211] kmem_cache_alloc+0x3f/0x300 [ 1832.093193][T23211] ? __switch_to_asm+0x34/0x60 [ 1832.097939][T23211] ? __kernfs_new_node+0xdb/0x6e0 [ 1832.102936][T23211] __kernfs_new_node+0xdb/0x6e0 [ 1832.107767][T23211] ? release_firmware_map_entry+0x194/0x194 [ 1832.113633][T23211] ? kernfs_new_node+0x170/0x170 [ 1832.118543][T23211] ? preempt_schedule_irq+0xef/0x140 [ 1832.123801][T23211] ? preempt_schedule_notrace+0x140/0x140 [ 1832.129491][T23211] ? preempt_schedule_irq+0xef/0x140 [ 1832.134752][T23211] ? __kasan_check_read+0x11/0x20 [ 1832.139748][T23211] ? preempt_schedule_irq+0xef/0x140 [ 1832.145009][T23211] ? preempt_schedule_notrace+0x140/0x140 [ 1832.150701][T23211] ? irqentry_exit+0x50/0x60 [ 1832.155262][T23211] ? sysvec_reschedule_ipi+0x84/0x160 [ 1832.160607][T23211] kernfs_new_node+0x97/0x170 [ 1832.165262][T23211] __kernfs_create_file+0x4a/0x270 [ 1832.170350][T23211] sysfs_add_file_mode_ns+0x273/0x320 [ 1832.175699][T23211] sysfs_create_file_ns+0x191/0x2a0 [ 1832.180871][T23211] ? sysfs_add_file_mode_ns+0x320/0x320 [ 1832.186390][T23211] ? __kasan_check_write+0x14/0x20 [ 1832.191475][T23211] ? __up_read+0x29/0x1c0 [ 1832.195781][T23211] device_create_file+0x110/0x1d0 [ 1832.200783][T23211] device_add+0x496/0xbd0 [ 1832.205088][T23211] device_create+0x258/0x2e0 [ 1832.209653][T23211] ? root_device_unregister+0x80/0x80 [ 1832.214998][T23211] ? __kasan_check_read+0x11/0x20 [ 1832.219996][T23211] ? preempt_schedule_irq+0xef/0x140 [ 1832.225251][T23211] ? preempt_schedule_notrace+0x140/0x140 [ 1832.230941][T23211] bdi_register_va+0x94/0x600 [ 1832.235592][T23211] bdi_register+0xd1/0x120 [ 1832.239985][T23211] ? asm_sysvec_reschedule_ipi+0x12/0x20 [ 1832.245595][T23211] ? __device_add_disk+0x536/0x11d0 [ 1832.250767][T23211] ? bdi_register_va+0x600/0x600 [ 1832.255680][T23211] ? elevator_init_mq+0x144/0x500 [ 1832.260680][T23211] ? blk_alloc_devt+0xd4/0x320 [ 1832.265430][T23211] __device_add_disk+0x5cb/0x11d0 [ 1832.270430][T23211] ? device_add_disk+0x40/0x40 [ 1832.275168][T23211] ? irqentry_exit+0x50/0x60 [ 1832.279733][T23211] ? loop_add+0x400/0x760 [ 1832.284038][T23211] ? vsprintf+0x40/0x40 [ 1832.288169][T23211] device_add_disk+0x2a/0x40 [ 1832.292731][T23211] loop_add+0x58f/0x760 [ 1832.296861][T23211] loop_control_ioctl+0x564/0x740 [ 1832.301859][T23211] ? loop_remove+0xb0/0xb0 [ 1832.306252][T23211] ? __fget_files+0x310/0x370 [ 1832.310906][T23211] ? security_file_ioctl+0xb1/0xd0 [ 1832.315990][T23211] ? loop_remove+0xb0/0xb0 [ 1832.320381][T23211] __se_sys_ioctl+0x115/0x190 [ 1832.325032][T23211] __x64_sys_ioctl+0x7b/0x90 [ 1832.329592][T23211] do_syscall_64+0x34/0x70 [ 1832.333985][T23211] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 1832.339850][T23211] RIP: 0033:0x7f0de7cfa0a9 [ 1832.344241][T23211] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 f1 19 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 1832.363817][T23211] RSP: 002b:00007f0de6a2b168 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 1832.372205][T23211] RAX: ffffffffffffffda RBX: 00007f0de7e1a120 RCX: 00007f0de7cfa0a9 [ 1832.380148][T23211] RDX: 0000000000000000 RSI: 0000000000004c80 RDI: 0000000000000008 [ 1832.388094][T23211] RBP: 00007f0de6a2b1d0 R08: 0000000000000000 R09: 0000000000000000 [ 1832.396040][T23211] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 1832.403987][T23211] R13: 00007ffd739418ef R14: 00007f0de6a2b300 R15: 0000000000022000 [ 1832.413442][T23211] ------------[ cut here ]------------ [ 1832.418973][T23211] WARNING: CPU: 1 PID: 23211 at block/genhd.c:821 __device_add_disk+0xe7c/0x11d0 [ 1832.428309][T23211] Modules linked in: [ 1832.432262][T23211] CPU: 1 PID: 23211 Comm: syz-executor.3 Tainted: G W 5.10.160-syzkaller-01321-g003c389455eb #0 [ 1832.444017][T23211] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 1832.454156][T23211] RIP: 0010:__device_add_disk+0xe7c/0x11d0 [ 1832.459990][T23211] Code: ff ff e8 b7 ee 2b ff 0f 0b e9 28 f3 ff ff e8 ab ee 2b ff 0f 0b 42 80 3c 33 00 0f 85 db f8 ff ff e9 de f8 ff ff e8 94 ee 2b ff <0f> 0b e9 60 f7 ff ff e8 88 ee 2b ff e9 13 ff ff ff 44 89 f1 80 e1 [ 1832.479687][T23211] RSP: 0018:ffffc90001517bc0 EFLAGS: 00010287 [ 1832.485778][T23211] RAX: ffffffff8241331c RBX: 00000000fffffff4 RCX: 0000000000040000 [ 1832.493996][T23211] RDX: ffffc900020fb000 RSI: 000000000003b327 RDI: 000000000003b328 [ 1832.502065][T23211] RBP: ffffc90001517d08 R08: ffffffff82412a76 R09: ffffc90001517610 [ 1832.510060][T23211] R10: 0000000000000013 R11: ffffffff84c00596 R12: 0000000000000007 [ 1832.518033][T23211] R13: ffff888119e81000 R14: ffff888163ec6338 R15: ffff888163ec6000 [ 1832.526038][T23211] FS: 00007f0de6a2b700(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000 [ 1832.534955][T23211] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 1832.541533][T23211] CR2: 0000000020130030 CR3: 0000000118424000 CR4: 00000000003506b0 [ 1832.549508][T23211] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 1832.557503][T23211] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 1832.565458][T23211] Call Trace: [ 1832.568754][T23211] ? device_add_disk+0x40/0x40 [ 1832.573506][T23211] ? irqentry_exit+0x50/0x60 [ 1832.578097][T23211] ? loop_add+0x400/0x760 [ 1832.582412][T23211] ? vsprintf+0x40/0x40 [ 1832.586584][T23211] device_add_disk+0x2a/0x40 [ 1832.591160][T23211] loop_add+0x58f/0x760 [ 1832.595303][T23211] loop_control_ioctl+0x564/0x740 [ 1832.600326][T23211] ? loop_remove+0xb0/0xb0 [ 1832.604728][T23211] ? __fget_files+0x310/0x370 [ 1832.609421][T23211] ? security_file_ioctl+0xb1/0xd0 [ 1832.614534][T23211] ? loop_remove+0xb0/0xb0 [ 1832.618953][T23211] __se_sys_ioctl+0x115/0x190 [ 1832.623615][T23211] __x64_sys_ioctl+0x7b/0x90 [ 1832.628200][T23211] do_syscall_64+0x34/0x70 [ 1832.632610][T23211] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 1832.638496][T23211] RIP: 0033:0x7f0de7cfa0a9 [ 1832.642896][T23211] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 f1 19 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 1832.662511][T23211] RSP: 002b:00007f0de6a2b168 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 1832.670923][T23211] RAX: ffffffffffffffda RBX: 00007f0de7e1a120 RCX: 00007f0de7cfa0a9 [ 1832.678898][T23211] RDX: 0000000000000000 RSI: 0000000000004c80 RDI: 0000000000000008 [ 1832.686901][T23211] RBP: 00007f0de6a2b1d0 R08: 0000000000000000 R09: 0000000000000000 [ 1832.694860][T23211] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 1832.702842][T23211] R13: 00007ffd739418ef R14: 00007f0de6a2b300 R15: 0000000000022000 [ 1832.710814][T23211] ---[ end trace 3d581eb7e408cfa8 ]--- 03:25:46 executing program 5: r0 = socket$nl_route(0x10, 0x3, 0x0) open(0x0, 0x0, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) sendmsg$netlink(r1, &(0x7f0000006440)={0x0, 0x0, &(0x7f00000063c0)=[{&(0x7f0000000600)={0x34, 0x10, 0x1, 0x0, 0x0, "", [@typed={0x8, 0x0, 0x0, 0x0, @u32}, @typed={0x8, 0x0, 0x0, 0x0, @uid}, @typed={0x14, 0x1b, 0x0, 0x0, @ipv6=@loopback={0x21}}]}, 0x34}], 0x1}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x50000000, &(0x7f0000000240)={&(0x7f0000000180)=@newlink={0x28, 0x10, 0x801, 0x0, 0xa, {0x0, 0x0, 0x10, 0x0, 0xa8d}, [@IFLA_GROUP={0x8}]}, 0x28}}, 0x0) 03:25:46 executing program 2: socket$nl_route(0x10, 0x3, 0x0) socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={0x0}}, 0x0) r0 = bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f0000000200)={0x18, 0x4, &(0x7f00000002c0)=ANY=[@ANYBLOB="18010000000000000000000000000000850000006d00000095"], &(0x7f0000000100)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, 0x2, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0}, 0x80) bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f0000000080)={&(0x7f0000000000)='sched_switch\x00', r0}, 0x10) ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, 0x0) socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(0xffffffffffffffff, 0x0, 0x0) openat$hwrng(0xffffffffffffff9c, &(0x7f00000001c0), 0x0, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) sendmsg$netlink(r1, &(0x7f0000006440)={0x0, 0x0, &(0x7f00000063c0)=[{&(0x7f0000000600)={0x34, 0x18, 0x1, 0x0, 0x0, "", [@typed={0x8, 0x0, 0x0, 0x0, @u32}, @typed={0x8, 0x0, 0x0, 0x0, @uid}, @typed={0x14, 0x1b, 0x0, 0x0, @ipv6=@loopback={0x21}}]}, 0x34}], 0x1}, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000140)={0x0, 0x50000000, &(0x7f0000000240)={&(0x7f0000000180)=@newlink={0x28, 0x10, 0x801, 0x0, 0x0, {0x0, 0x0, 0x10, 0x0, 0xa8d}, [@IFLA_GROUP={0x8}]}, 0x28}}, 0x0) 03:25:46 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) open(0x0, 0x0, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) sendmsg$netlink(r1, &(0x7f0000006440)={0x0, 0x0, &(0x7f00000063c0)=[{0x0}], 0x1}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x50000002, &(0x7f0000000240)={&(0x7f0000000180)=@newlink={0x28, 0x10, 0x801, 0x0, 0x0, {0x0, 0x0, 0x10, 0x0, 0xa8d}, [@IFLA_GROUP={0x8}]}, 0x28}}, 0x0) 03:25:46 executing program 3: bpf$ENABLE_STATS(0x20, 0x0, 0x0) r0 = openat$kvm(0xffffffffffffff9c, 0x0, 0x0, 0x0) prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r1 = getpid() sched_setaffinity(0x0, 0x8, &(0x7f0000000240)=0x2) sched_setscheduler(r1, 0x2, &(0x7f0000000200)=0x4) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) connect$unix(r2, &(0x7f0000000180)=@abs, 0x6e) sendmmsg$unix(r3, &(0x7f00000bd000), 0x318, 0x0) recvmmsg(r2, &(0x7f00000000c0), 0x10106, 0x2, 0x0) r4 = bpf$PROG_LOAD(0x5, &(0x7f0000000440)={0x11, 0x6, &(0x7f00000004c0)=ANY=[@ANYBLOB="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"/608], &(0x7f0000000080)='GPL\x00', 0x5, 0x29e, &(0x7f000000cf3d)=""/195, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x6, 0x0, 0x0, 0x10, 0x0}, 0x70) prlimit64(r1, 0x0, &(0x7f0000000000)={0x7, 0x10000}, &(0x7f0000000400)) ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r5 = bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f00000000c0)={&(0x7f0000000080)='sched_switch\x00', r4}, 0x10) sendmmsg$unix(0xffffffffffffffff, &(0x7f00000087c0)=[{{0x0, 0x0, &(0x7f0000000280)=[{&(0x7f0000000340)="752384037276623af5639b6a609aae05867a472736496fd7af94a6716acefbb9bb5ba16c4e0537e05042acad9a6a7c460b47b3ffe7d531efe42b2a581d8497c0c6e97e55f61dddc3a3702e8d11d281aa6cc82f1c7944b7fa58154ddb75ac7b17ef25408be34a533e1cc1b6c5f817543a1dbe9c15dd82f4742d8318ef9977a06d786a14b9784252a1cf576a85d6496ea158e9299c09093c0ddf840401a22353d05383341fa8388c868c8337c90dbf494c881730f1f4e2420937b1", 0xba}], 0x1, &(0x7f00000002c0)=[@cred={{0x1c, 0x1, 0x2, {r1}}}, @cred={{0x1c, 0x1, 0x2, {r1, 0x0, 0xee01}}}], 0x40, 0x24048814}}, {{0x0, 0x0, &(0x7f0000000b40)=[{&(0x7f0000000840)="7ee0255692350f13f34ceb0d2f3e6d4893ad62894f30a1b018fdcd7eea61eed31750537752647650be017bc77da704ba1f69fc5227f6e99e920fbf367e42d28d313c3fc21ea04bcc1ab834226665db6a38dc2d7835573d634a24217b6fe63a9afc961f9597d8d2f3c8881b6a564a79c7fe9b60fbbcfd62221022b45c1b32fabc82161d6196fbf768d1eaa780e3d8df80d21e2f221f51d4083297d0388acb557dbf441f255c1af96b01124284ddef5a252fe3008461764264b631cae2ae", 0xbd}, {&(0x7f0000000940)="aaf0a13237e98477da52b9434649c0fc5cc05a188a5a3c44aaf4f2850418371e43254e7ab50d7b1683cad9349754a9254e952f77022eeefeceb9642d6b6ac5cb8216df16bf7e345b79", 0x49}, {&(0x7f00000009c0)="c2ba1a8f103167e31669bbc62727a7d88ea2239c556d88d8df86096cb95c8c4793943ce22a4bac39f63be65300706d34a0fdee505935d98647adb83416a101ab672c63d1da216cf2d2cb712222b539e36431f457cba73fee458f10d263b1043ce4bd4de92f6722124e346eb6e5981e7dfcca52a2f5b68420a3c0be07480a593ef6c4fa5cc1cd9fc168eec433e7f7662e22a70ce73820f9bc5968a9ac2515208ddb3b2b925df94ebcaf2d00629a61200ed0ef43b545086990498fcfc5d4d1f98d1add4fe673d5aee46a8ad2a95a3a15a58ffd75ad2de31fa0dfcae0957e859cdb6e419674426c62d9ae5a636e3a80", 0xee}, {&(0x7f0000000ac0)="915d48fa35bb4f12d70be9ea71295925f8bf27b1e5775c4eface241a85a108c2410a63d8c161b380ebf76b472c5211c7787943e756326cd224e95464fbcc73605a54d684b7d6603ce636808128ece9fb8097a2", 0x53}, {0x0}], 0x5, &(0x7f0000002e00)=[@cred={{0x1c, 0x1, 0x2, {0x0, 0xffffffffffffffff, 0xee00}}}, @cred={{0x1c}}, @rights={{0x2c, 0x1, 0x1, [0xffffffffffffffff, 0xffffffffffffffff, r0, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, r4]}}, @rights={{0x24, 0x1, 0x1, [r5, 0xffffffffffffffff, 0xffffffffffffffff, r4, 0xffffffffffffffff]}}], 0x98, 0x24040040}}, {{0x0, 0x0, &(0x7f0000004100)=[{&(0x7f0000002f40)="637b067f6f99f10cf92d46aea478a379b64f74b6cc226ea87ae4dfcade98f00ffff419239b1e5237e29c77babd53b768c6ad1b737bf908e1e321d457952a3d0c6c559a4af90c74640ba975989271cb01056ac475238d05c8e74b936a6e4ca95e6ce834a82b06d98646a42526ecee1d75934e011ad16d", 0x76}, {&(0x7f0000002fc0)}, {0x0}, {&(0x7f00000040c0)="7886974179698d4c40ac77ac1e2aa4298505fe54b89e5b20ee2cb5b2e216", 0x1e}], 0x4, 0x0, 0x0, 0x40048c4}}, {{0x0, 0x0, 0x0, 0x0, &(0x7f0000005440)=[@cred={{0x1c}}], 0x20, 0x10}}, {{0x0, 0x0, &(0x7f00000086c0)=[{&(0x7f0000005500)="21e6f39df30227ba9da9edf4a1f3dfe4cf9433853b7022b246949a6e1c5f12be85c3be82d6921d2640dc82d7937e97126c908bf8393f5ad7aabee741c17d02348df77176be6403bbb6fcd79958cb855cf37a20081da66ebba8930691bfda12342a802016e42c7fc3204f97ea62b87dfc808df3498dd7ce696710196c56f36bbd9f2367a3bde9faa65c4f4466c5cc3d8f329e9e1657e6fa8cea232ce8e78d9df7e70ae82d463fdec63aec8ffac4b443b8c1", 0xb1}, {&(0x7f0000005680)="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", 0x575}, {&(0x7f0000006680)}, {0x0}, {&(0x7f0000008680)="7dbebf4cac6e576dc6327f72820ef4", 0xf}], 0x5, &(0x7f0000008740)=[@rights={{0x14, 0x1, 0x1, [r0]}}, @rights={{0x24, 0x1, 0x1, [0xffffffffffffffff, r0, 0xffffffffffffffff, r4, r5]}}, @rights={{0x18, 0x1, 0x1, [r4, 0xffffffffffffffff]}}], 0x58, 0x20040040}}], 0x5, 0x40000) r6 = openat$loop_ctrl(0xffffff9c, &(0x7f0000000040), 0x0, 0x0) sendmsg$nl_route(r5, &(0x7f0000000300)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x200}, 0xc, 0x0, 0x1, 0x0, 0x0, 0x4000004}, 0x8010) ioctl$LOOP_CTL_ADD(r6, 0x4c80, 0x0) (fail_nth: 43) ioctl$LOOP_CTL_REMOVE(r6, 0x4c81, 0x0) r7 = creat(&(0x7f0000000240)='./file0\x00', 0x0) fallocate(r7, 0x100000011, 0x0, 0x2811fdff) [ 1832.914706][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 1832.923987][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 1832.939366][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 1832.948092][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 1832.956739][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready 03:25:46 executing program 2: socket$nl_route(0x10, 0x3, 0x0) socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={0x0}}, 0x0) r0 = bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f0000000200)={0x18, 0x4, &(0x7f00000002c0)=ANY=[@ANYBLOB="18010000000000000000000000000000850000006d00000095"], &(0x7f0000000100)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, 0x2, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0}, 0x80) bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f0000000080)={&(0x7f0000000000)='sched_switch\x00', r0}, 0x10) ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, 0x0) socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(0xffffffffffffffff, 0x0, 0x0) openat$hwrng(0xffffffffffffff9c, &(0x7f00000001c0), 0x0, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) sendmsg$netlink(r1, &(0x7f0000006440)={0x0, 0x0, &(0x7f00000063c0)=[{&(0x7f0000000600)={0x34, 0x73, 0x1, 0x0, 0x0, "", [@typed={0x8, 0x0, 0x0, 0x0, @u32}, @typed={0x8, 0x0, 0x0, 0x0, @uid}, @typed={0x14, 0x1b, 0x0, 0x0, @ipv6=@loopback={0x21}}]}, 0x34}], 0x1}, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000140)={0x0, 0x50000000, &(0x7f0000000240)={&(0x7f0000000180)=@newlink={0x28, 0x10, 0x801, 0x0, 0x0, {0x0, 0x0, 0x10, 0x0, 0xa8d}, [@IFLA_GROUP={0x8}]}, 0x28}}, 0x0) [ 1832.964982][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 1832.977240][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 1832.985505][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 1832.994324][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 1832.995694][T23223] SELinux: unrecognized netlink message: protocol=0 nlmsg_type=115 sclass=netlink_route_socket pid=23223 comm=syz-executor.2 [ 1833.003134][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 1833.115141][T23226] FAULT_INJECTION: forcing a failure. [ 1833.115141][T23226] name failslab, interval 1, probability 0, space 0, times 0 [ 1833.127789][T23226] CPU: 1 PID: 23226 Comm: syz-executor.3 Tainted: G W 5.10.160-syzkaller-01321-g003c389455eb #0 [ 1833.139478][T23226] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 1833.149507][T23226] Call Trace: [ 1833.152775][T23226] dump_stack_lvl+0x1e2/0x24b [ 1833.157426][T23226] ? panic+0x7d7/0x7d7 [ 1833.161473][T23226] ? bfq_pos_tree_add_move+0x43e/0x43e [ 1833.166905][T23226] ? debug_smp_processor_id+0x17/0x20 [ 1833.172248][T23226] dump_stack+0x15/0x17 [ 1833.176376][T23226] should_fail+0x3c0/0x510 [ 1833.180769][T23226] __should_failslab+0x9f/0xe0 [ 1833.185507][T23226] should_failslab+0x9/0x20 [ 1833.189983][T23226] kmem_cache_alloc+0x3f/0x300 [ 1833.194721][T23226] ? __kernfs_new_node+0xdb/0x6e0 [ 1833.199717][T23226] __kernfs_new_node+0xdb/0x6e0 [ 1833.204540][T23226] ? kernfs_activate+0x409/0x420 [ 1833.209454][T23226] ? kernfs_add_one+0x4c5/0x5e0 [ 1833.214276][T23226] ? kernfs_new_node+0x170/0x170 [ 1833.219186][T23226] ? __kernfs_create_file+0x1fb/0x270 [ 1833.224533][T23226] kernfs_new_node+0x97/0x170 [ 1833.229186][T23226] kernfs_create_link+0xb8/0x210 [ 1833.234097][T23226] sysfs_do_create_link_sd+0x89/0x110 [ 1833.239444][T23226] sysfs_create_link+0x68/0x80 [ 1833.244183][T23226] device_add_class_symlinks+0xdb/0x2a0 [ 1833.249700][T23226] device_add+0x4c3/0xbd0 [ 1833.254011][T23226] device_create+0x258/0x2e0 [ 1833.258575][T23226] ? root_device_unregister+0x80/0x80 [ 1833.263924][T23226] ? number+0xd9b/0x1040 [ 1833.268138][T23226] bdi_register_va+0x94/0x600 [ 1833.272786][T23226] bdi_register+0xd1/0x120 [ 1833.277178][T23226] ? __device_add_disk+0x536/0x11d0 [ 1833.282349][T23226] ? bdi_register_va+0x600/0x600 [ 1833.287259][T23226] ? vsnprintf+0x1bfd/0x1cd0 [ 1833.291823][T23226] ? __kasan_check_read+0x11/0x20 [ 1833.296821][T23226] ? blk_alloc_devt+0xd4/0x320 [ 1833.301558][T23226] __device_add_disk+0x5cb/0x11d0 [ 1833.306555][T23226] ? device_add_disk+0x40/0x40 [ 1833.311295][T23226] ? loop_add+0x400/0x760 [ 1833.315605][T23226] ? vsprintf+0x40/0x40 [ 1833.319735][T23226] ? __alloc_disk_node+0x234/0x330 [ 1833.324822][T23226] device_add_disk+0x2a/0x40 [ 1833.329388][T23226] loop_add+0x58f/0x760 [ 1833.333521][T23226] loop_control_ioctl+0x564/0x740 [ 1833.338519][T23226] ? sysvec_call_function_single+0xcb/0xe0 [ 1833.344299][T23226] ? loop_remove+0xb0/0xb0 [ 1833.348695][T23226] ? security_file_ioctl+0xb1/0xd0 [ 1833.353779][T23226] ? loop_remove+0xb0/0xb0 [ 1833.358168][T23226] __se_sys_ioctl+0x115/0x190 [ 1833.362818][T23226] __x64_sys_ioctl+0x7b/0x90 [ 1833.367379][T23226] do_syscall_64+0x34/0x70 [ 1833.371769][T23226] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 1833.377636][T23226] RIP: 0033:0x7f0de7cfa0a9 [ 1833.382026][T23226] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 f1 19 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 1833.401603][T23226] RSP: 002b:00007f0de6a2b168 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 1833.409991][T23226] RAX: ffffffffffffffda RBX: 00007f0de7e1a120 RCX: 00007f0de7cfa0a9 [ 1833.417936][T23226] RDX: 0000000000000000 RSI: 0000000000004c80 RDI: 0000000000000008 [ 1833.425882][T23226] RBP: 00007f0de6a2b1d0 R08: 0000000000000000 R09: 0000000000000000 [ 1833.433826][T23226] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 1833.441773][T23226] R13: 00007ffd739418ef R14: 00007f0de6a2b300 R15: 0000000000022000 [ 1833.453971][T23226] ------------[ cut here ]------------ [ 1833.459598][T23226] WARNING: CPU: 1 PID: 23226 at block/genhd.c:821 __device_add_disk+0xe7c/0x11d0 [ 1833.468856][T23226] Modules linked in: [ 1833.472937][T23226] CPU: 1 PID: 23226 Comm: syz-executor.3 Tainted: G W 5.10.160-syzkaller-01321-g003c389455eb #0 [ 1833.484806][T23226] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 1833.495036][T23226] RIP: 0010:__device_add_disk+0xe7c/0x11d0 [ 1833.501020][T23226] Code: ff ff e8 b7 ee 2b ff 0f 0b e9 28 f3 ff ff e8 ab ee 2b ff 0f 0b 42 80 3c 33 00 0f 85 db f8 ff ff e9 de f8 ff ff e8 94 ee 2b ff <0f> 0b e9 60 f7 ff ff e8 88 ee 2b ff e9 13 ff ff ff 44 89 f1 80 e1 [ 1833.520913][T23226] RSP: 0018:ffffc90000e17bc0 EFLAGS: 00010283 [ 1833.527614][T23226] RAX: ffffffff8241331c RBX: 00000000fffffff4 RCX: 0000000000040000 [ 1833.535594][T23226] RDX: ffffc900020fb000 RSI: 00000000000381aa RDI: 00000000000381ab [ 1833.543646][T23226] RBP: ffffc90000e17d08 R08: ffffffff82412a76 R09: ffffc90000e17610 [ 1833.551632][T23226] R10: 0000000000000013 R11: ffffffff84c00596 R12: 0000000000000007 [ 1833.559610][T23226] R13: ffff888112676000 R14: ffff888112674338 R15: ffff888112674000 [ 1833.568170][T23226] FS: 00007f0de6a2b700(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000 [ 1833.577107][T23226] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 1833.583684][T23226] CR2: 00000000201c5000 CR3: 000000018076e000 CR4: 00000000003506b0 [ 1833.591659][T23226] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 1833.599652][T23226] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 1833.607634][T23226] Call Trace: [ 1833.610924][T23226] ? device_add_disk+0x40/0x40 [ 1833.615677][T23226] ? loop_add+0x400/0x760 [ 1833.620005][T23226] ? vsprintf+0x40/0x40 [ 1833.624151][T23226] ? __alloc_disk_node+0x234/0x330 [ 1833.629310][T23226] device_add_disk+0x2a/0x40 [ 1833.633896][T23226] loop_add+0x58f/0x760 [ 1833.638053][T23226] loop_control_ioctl+0x564/0x740 [ 1833.643063][T23226] ? sysvec_call_function_single+0xcb/0xe0 [ 1833.648866][T23226] ? loop_remove+0xb0/0xb0 [ 1833.653272][T23226] ? security_file_ioctl+0xb1/0xd0 [ 1833.658379][T23226] ? loop_remove+0xb0/0xb0 [ 1833.662781][T23226] __se_sys_ioctl+0x115/0x190 [ 1833.667454][T23226] __x64_sys_ioctl+0x7b/0x90 [ 1833.672031][T23226] do_syscall_64+0x34/0x70 [ 1833.676447][T23226] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 1833.682324][T23226] RIP: 0033:0x7f0de7cfa0a9 [ 1833.686778][T23226] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 f1 19 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 1833.706380][T23226] RSP: 002b:00007f0de6a2b168 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 1833.714781][T23226] RAX: ffffffffffffffda RBX: 00007f0de7e1a120 RCX: 00007f0de7cfa0a9 [ 1833.722761][T23226] RDX: 0000000000000000 RSI: 0000000000004c80 RDI: 0000000000000008 [ 1833.730754][T23226] RBP: 00007f0de6a2b1d0 R08: 0000000000000000 R09: 0000000000000000 [ 1833.738748][T23226] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 1833.746731][T23226] R13: 00007ffd739418ef R14: 00007f0de6a2b300 R15: 0000000000022000 [ 1833.754699][T23226] ---[ end trace 3d581eb7e408cfa9 ]--- 03:25:47 executing program 2: socket$nl_route(0x10, 0x3, 0x0) socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={0x0}}, 0x0) r0 = bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f0000000200)={0x18, 0x4, &(0x7f00000002c0)=ANY=[@ANYBLOB="18010000000000000000000000000000850000006d00000095"], &(0x7f0000000100)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, 0x2, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0}, 0x80) bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f0000000080)={&(0x7f0000000000)='sched_switch\x00', r0}, 0x10) ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, 0x0) socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(0xffffffffffffffff, 0x0, 0x0) openat$hwrng(0xffffffffffffff9c, &(0x7f00000001c0), 0x0, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) sendmsg$netlink(r1, &(0x7f0000006440)={0x0, 0x0, &(0x7f00000063c0)=[{&(0x7f0000000600)={0x34, 0x10, 0x2, 0x0, 0x0, "", [@typed={0x8, 0x0, 0x0, 0x0, @u32}, @typed={0x8, 0x0, 0x0, 0x0, @uid}, @typed={0x14, 0x1b, 0x0, 0x0, @ipv6=@loopback={0x21}}]}, 0x34}], 0x1}, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000140)={0x0, 0x50000000, &(0x7f0000000240)={&(0x7f0000000180)=@newlink={0x28, 0x10, 0x801, 0x0, 0x0, {0x0, 0x0, 0x10, 0x0, 0xa8d}, [@IFLA_GROUP={0x8}]}, 0x28}}, 0x0) 03:25:47 executing program 2: socket$nl_route(0x10, 0x3, 0x0) socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={0x0}}, 0x0) r0 = bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f0000000200)={0x18, 0x4, &(0x7f00000002c0)=ANY=[@ANYBLOB="18010000000000000000000000000000850000006d00000095"], &(0x7f0000000100)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, 0x2, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0}, 0x80) bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f0000000080)={&(0x7f0000000000)='sched_switch\x00', r0}, 0x10) ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, 0x0) socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(0xffffffffffffffff, 0x0, 0x0) openat$hwrng(0xffffffffffffff9c, &(0x7f00000001c0), 0x0, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) sendmsg$netlink(r1, &(0x7f0000006440)={0x0, 0x0, &(0x7f00000063c0)=[{&(0x7f0000000600)={0x34, 0x10, 0x5, 0x0, 0x0, "", [@typed={0x8, 0x0, 0x0, 0x0, @u32}, @typed={0x8, 0x0, 0x0, 0x0, @uid}, @typed={0x14, 0x1b, 0x0, 0x0, @ipv6=@loopback={0x21}}]}, 0x34}], 0x1}, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000140)={0x0, 0x50000000, &(0x7f0000000240)={&(0x7f0000000180)=@newlink={0x28, 0x10, 0x801, 0x0, 0x0, {0x0, 0x0, 0x10, 0x0, 0xa8d}, [@IFLA_GROUP={0x8}]}, 0x28}}, 0x0) [ 1833.889800][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 1833.906200][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 1833.920679][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 1833.932520][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready 03:25:47 executing program 3: bpf$ENABLE_STATS(0x20, 0x0, 0x0) r0 = openat$kvm(0xffffffffffffff9c, 0x0, 0x0, 0x0) prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r1 = getpid() sched_setaffinity(0x0, 0x8, &(0x7f0000000240)=0x2) sched_setscheduler(r1, 0x2, &(0x7f0000000200)=0x4) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) connect$unix(r2, &(0x7f0000000180)=@abs, 0x6e) sendmmsg$unix(r3, &(0x7f00000bd000), 0x318, 0x0) recvmmsg(r2, &(0x7f00000000c0), 0x10106, 0x2, 0x0) r4 = bpf$PROG_LOAD(0x5, &(0x7f0000000440)={0x11, 0x6, &(0x7f00000004c0)=ANY=[@ANYBLOB="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"/608], &(0x7f0000000080)='GPL\x00', 0x5, 0x29e, &(0x7f000000cf3d)=""/195, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x6, 0x0, 0x0, 0x10, 0x0}, 0x70) prlimit64(r1, 0x0, &(0x7f0000000000)={0x7, 0x10000}, &(0x7f0000000400)) ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r5 = bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f00000000c0)={&(0x7f0000000080)='sched_switch\x00', r4}, 0x10) sendmmsg$unix(0xffffffffffffffff, &(0x7f00000087c0)=[{{0x0, 0x0, &(0x7f0000000280)=[{&(0x7f0000000340)="752384037276623af5639b6a609aae05867a472736496fd7af94a6716acefbb9bb5ba16c4e0537e05042acad9a6a7c460b47b3ffe7d531efe42b2a581d8497c0c6e97e55f61dddc3a3702e8d11d281aa6cc82f1c7944b7fa58154ddb75ac7b17ef25408be34a533e1cc1b6c5f817543a1dbe9c15dd82f4742d8318ef9977a06d786a14b9784252a1cf576a85d6496ea158e9299c09093c0ddf840401a22353d05383341fa8388c868c8337c90dbf494c881730f1f4e2420937b1", 0xba}], 0x1, &(0x7f00000002c0)=[@cred={{0x1c, 0x1, 0x2, {r1}}}, @cred={{0x1c, 0x1, 0x2, {r1, 0x0, 0xee01}}}], 0x40, 0x24048814}}, {{0x0, 0x0, &(0x7f0000000b40)=[{&(0x7f0000000840)="7ee0255692350f13f34ceb0d2f3e6d4893ad62894f30a1b018fdcd7eea61eed31750537752647650be017bc77da704ba1f69fc5227f6e99e920fbf367e42d28d313c3fc21ea04bcc1ab834226665db6a38dc2d7835573d634a24217b6fe63a9afc961f9597d8d2f3c8881b6a564a79c7fe9b60fbbcfd62221022b45c1b32fabc82161d6196fbf768d1eaa780e3d8df80d21e2f221f51d4083297d0388acb557dbf441f255c1af96b01124284ddef5a252fe3008461764264b631cae2ae", 0xbd}, {&(0x7f0000000940)="aaf0a13237e98477da52b9434649c0fc5cc05a188a5a3c44aaf4f2850418371e43254e7ab50d7b1683cad9349754a9254e952f77022eeefeceb9642d6b6ac5cb8216df16bf7e345b79", 0x49}, {&(0x7f00000009c0)="c2ba1a8f103167e31669bbc62727a7d88ea2239c556d88d8df86096cb95c8c4793943ce22a4bac39f63be65300706d34a0fdee505935d98647adb83416a101ab672c63d1da216cf2d2cb712222b539e36431f457cba73fee458f10d263b1043ce4bd4de92f6722124e346eb6e5981e7dfcca52a2f5b68420a3c0be07480a593ef6c4fa5cc1cd9fc168eec433e7f7662e22a70ce73820f9bc5968a9ac2515208ddb3b2b925df94ebcaf2d00629a61200ed0ef43b545086990498fcfc5d4d1f98d1add4fe673d5aee46a8ad2a95a3a15a58ffd75ad2de31fa0dfcae0957e859cdb6e419674426c62d9ae5a636e3a80", 0xee}, {&(0x7f0000000ac0)="915d48fa35bb4f12d70be9ea71295925f8bf27b1e5775c4eface241a85a108c2410a63d8c161b380ebf76b472c5211c7787943e756326cd224e95464fbcc73605a54d684b7d6603ce636808128ece9fb8097a2", 0x53}, {0x0}], 0x5, &(0x7f0000002e00)=[@cred={{0x1c, 0x1, 0x2, {0x0, 0xffffffffffffffff, 0xee00}}}, @cred={{0x1c}}, @rights={{0x2c, 0x1, 0x1, [0xffffffffffffffff, 0xffffffffffffffff, r0, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, r4]}}, @rights={{0x24, 0x1, 0x1, [r5, 0xffffffffffffffff, 0xffffffffffffffff, r4, 0xffffffffffffffff]}}], 0x98, 0x24040040}}, {{0x0, 0x0, &(0x7f0000004100)=[{&(0x7f0000002f40)="637b067f6f99f10cf92d46aea478a379b64f74b6cc226ea87ae4dfcade98f00ffff419239b1e5237e29c77babd53b768c6ad1b737bf908e1e321d457952a3d0c6c559a4af90c74640ba975989271cb01056ac475238d05c8e74b936a6e4ca95e6ce834a82b06d98646a42526ecee1d75934e011ad16d", 0x76}, {&(0x7f0000002fc0)}, {0x0}, {&(0x7f00000040c0)="7886974179698d4c40ac77ac1e2aa4298505fe54b89e5b20ee2cb5b2e216", 0x1e}], 0x4, 0x0, 0x0, 0x40048c4}}, {{0x0, 0x0, 0x0, 0x0, &(0x7f0000005440)=[@cred={{0x1c}}], 0x20, 0x10}}, {{0x0, 0x0, &(0x7f00000086c0)=[{&(0x7f0000005500)="21e6f39df30227ba9da9edf4a1f3dfe4cf9433853b7022b246949a6e1c5f12be85c3be82d6921d2640dc82d7937e97126c908bf8393f5ad7aabee741c17d02348df77176be6403bbb6fcd79958cb855cf37a20081da66ebba8930691bfda12342a802016e42c7fc3204f97ea62b87dfc808df3498dd7ce696710196c56f36bbd9f2367a3bde9faa65c4f4466c5cc3d8f329e9e1657e6fa8cea232ce8e78d9df7e70ae82d463fdec63aec8ffac4b443b8c1", 0xb1}, {&(0x7f0000005680)="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", 0x575}, {&(0x7f0000006680)}, {0x0}, {&(0x7f0000008680)="7dbebf4cac6e576dc6327f72820ef4", 0xf}], 0x5, &(0x7f0000008740)=[@rights={{0x14, 0x1, 0x1, [r0]}}, @rights={{0x24, 0x1, 0x1, [0xffffffffffffffff, r0, 0xffffffffffffffff, r4, r5]}}, @rights={{0x18, 0x1, 0x1, [r4, 0xffffffffffffffff]}}], 0x58, 0x20040040}}], 0x5, 0x40000) r6 = openat$loop_ctrl(0xffffff9c, &(0x7f0000000040), 0x0, 0x0) sendmsg$nl_route(r5, &(0x7f0000000300)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x200}, 0xc, 0x0, 0x1, 0x0, 0x0, 0x4000004}, 0x8010) ioctl$LOOP_CTL_ADD(r6, 0x4c80, 0x0) (fail_nth: 44) ioctl$LOOP_CTL_REMOVE(r6, 0x4c81, 0x0) r7 = creat(&(0x7f0000000240)='./file0\x00', 0x0) fallocate(r7, 0x100000011, 0x0, 0x2811fdff) [ 1833.940625][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 1833.950855][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 1833.965159][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 1833.972893][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 1833.981777][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 1833.990395][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 1833.998649][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 1834.007062][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 1834.015252][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 1834.023487][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 1834.031837][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 1834.040447][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 1834.135140][T23237] FAULT_INJECTION: forcing a failure. [ 1834.135140][T23237] name failslab, interval 1, probability 0, space 0, times 0 [ 1834.147795][T23237] CPU: 1 PID: 23237 Comm: syz-executor.3 Tainted: G W 5.10.160-syzkaller-01321-g003c389455eb #0 [ 1834.159484][T23237] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 1834.169510][T23237] Call Trace: [ 1834.172778][T23237] dump_stack_lvl+0x1e2/0x24b [ 1834.177429][T23237] ? bfq_pos_tree_add_move+0x43e/0x43e [ 1834.182864][T23237] ? selinux_kernfs_init_security+0x1a8/0x760 [ 1834.188903][T23237] dump_stack+0x15/0x17 [ 1834.193034][T23237] should_fail+0x3c0/0x510 [ 1834.197428][T23237] ? __kernfs_new_node+0x99/0x6e0 [ 1834.202427][T23237] __should_failslab+0x9f/0xe0 [ 1834.207165][T23237] should_failslab+0x9/0x20 [ 1834.211641][T23237] __kmalloc_track_caller+0x5f/0x350 [ 1834.216901][T23237] ? __radix_tree_preload+0x361/0x3e0 [ 1834.222246][T23237] kstrdup_const+0x55/0x90 [ 1834.226638][T23237] __kernfs_new_node+0x99/0x6e0 [ 1834.231462][T23237] ? mutex_lock+0xb2/0x1e0 [ 1834.235856][T23237] ? kernfs_new_node+0x170/0x170 [ 1834.240769][T23237] ? __kasan_check_write+0x14/0x20 [ 1834.245852][T23237] ? __kasan_check_write+0x14/0x20 [ 1834.250935][T23237] ? mutex_unlock+0x29/0xf0 [ 1834.255410][T23237] ? kernfs_activate+0x409/0x420 [ 1834.260325][T23237] kernfs_new_node+0x97/0x170 [ 1834.264976][T23237] kernfs_create_link+0xb8/0x210 [ 1834.269887][T23237] sysfs_do_create_link_sd+0x89/0x110 [ 1834.275236][T23237] sysfs_create_link+0x68/0x80 [ 1834.279973][T23237] device_add_class_symlinks+0x222/0x2a0 [ 1834.285576][T23237] device_add+0x4c3/0xbd0 [ 1834.289880][T23237] device_create+0x258/0x2e0 [ 1834.294443][T23237] ? root_device_unregister+0x80/0x80 [ 1834.299792][T23237] ? sched_clock_cpu+0x1b/0x3b0 [ 1834.304622][T23237] bdi_register_va+0x94/0x600 [ 1834.309271][T23237] bdi_register+0xd1/0x120 [ 1834.313668][T23237] ? irq_exit_rcu+0x9/0x10 [ 1834.318061][T23237] ? sysvec_call_function_single+0xcb/0xe0 [ 1834.323840][T23237] ? __device_add_disk+0x536/0x11d0 [ 1834.329010][T23237] ? bdi_register_va+0x600/0x600 [ 1834.333927][T23237] ? __device_add_disk+0x536/0x11d0 [ 1834.339102][T23237] __device_add_disk+0x5cb/0x11d0 [ 1834.344100][T23237] ? device_add_disk+0x40/0x40 [ 1834.348838][T23237] ? loop_add+0x400/0x760 [ 1834.353141][T23237] ? vsprintf+0x40/0x40 [ 1834.357272][T23237] device_add_disk+0x2a/0x40 [ 1834.361835][T23237] loop_add+0x58f/0x760 [ 1834.365967][T23237] loop_control_ioctl+0x564/0x740 [ 1834.370965][T23237] ? loop_remove+0xb0/0xb0 [ 1834.375355][T23237] ? sysvec_reschedule_ipi+0x84/0x160 [ 1834.380699][T23237] ? asm_sysvec_reschedule_ipi+0x12/0x20 [ 1834.386308][T23237] ? __se_sys_ioctl+0x5d/0x190 [ 1834.391045][T23237] ? do_vfs_ioctl+0x1/0x1a90 [ 1834.395610][T23237] ? loop_remove+0xb0/0xb0 [ 1834.399999][T23237] __se_sys_ioctl+0x115/0x190 [ 1834.404648][T23237] __x64_sys_ioctl+0x7b/0x90 [ 1834.409212][T23237] do_syscall_64+0x34/0x70 [ 1834.413603][T23237] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 1834.419469][T23237] RIP: 0033:0x7f0de7cfa0a9 [ 1834.423862][T23237] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 f1 19 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 1834.443442][T23237] RSP: 002b:00007f0de6a2b168 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 1834.451828][T23237] RAX: ffffffffffffffda RBX: 00007f0de7e1a120 RCX: 00007f0de7cfa0a9 [ 1834.459772][T23237] RDX: 0000000000000000 RSI: 0000000000004c80 RDI: 0000000000000008 [ 1834.467717][T23237] RBP: 00007f0de6a2b1d0 R08: 0000000000000000 R09: 0000000000000000 [ 1834.475663][T23237] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 1834.483607][T23237] R13: 00007ffd739418ef R14: 00007f0de6a2b300 R15: 0000000000022000 [ 1834.494790][T23237] ------------[ cut here ]------------ [ 1834.500625][T23237] WARNING: CPU: 1 PID: 23237 at block/genhd.c:821 __device_add_disk+0xe7c/0x11d0 [ 1834.509875][T23237] Modules linked in: [ 1834.513781][T23237] CPU: 1 PID: 23237 Comm: syz-executor.3 Tainted: G W 5.10.160-syzkaller-01321-g003c389455eb #0 [ 1834.525644][T23237] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 1834.535896][T23237] RIP: 0010:__device_add_disk+0xe7c/0x11d0 [ 1834.541882][T23237] Code: ff ff e8 b7 ee 2b ff 0f 0b e9 28 f3 ff ff e8 ab ee 2b ff 0f 0b 42 80 3c 33 00 0f 85 db f8 ff ff e9 de f8 ff ff e8 94 ee 2b ff <0f> 0b e9 60 f7 ff ff e8 88 ee 2b ff e9 13 ff ff ff 44 89 f1 80 e1 [ 1834.562071][T23237] RSP: 0018:ffffc90000e27bc0 EFLAGS: 00010287 [ 1834.568162][T23237] RAX: ffffffff8241331c RBX: 00000000fffffff4 RCX: 0000000000040000 [ 1834.576149][T23237] RDX: ffffc900020fb000 RSI: 000000000003a598 RDI: 000000000003a599 [ 1834.584107][T23237] RBP: ffffc90000e27d08 R08: ffffffff82412a76 R09: ffffc90000e27610 [ 1834.592078][T23237] R10: 0000000000000013 R11: ffffffff84c00596 R12: 0000000000000007 [ 1834.600044][T23237] R13: ffff888114063000 R14: ffff88811d62b338 R15: ffff88811d62b000 [ 1834.608022][T23237] FS: 00007f0de6a2b700(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000 [ 1834.616946][T23237] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 1834.623513][T23237] CR2: 00000000201ad000 CR3: 000000010c529000 CR4: 00000000003506b0 [ 1834.631483][T23237] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 1834.639465][T23237] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 1834.647431][T23237] Call Trace: [ 1834.650717][T23237] ? device_add_disk+0x40/0x40 [ 1834.655466][T23237] ? loop_add+0x400/0x760 [ 1834.659796][T23237] ? vsprintf+0x40/0x40 [ 1834.663938][T23237] device_add_disk+0x2a/0x40 [ 1834.668525][T23237] loop_add+0x58f/0x760 [ 1834.672667][T23237] loop_control_ioctl+0x564/0x740 [ 1834.677685][T23237] ? loop_remove+0xb0/0xb0 [ 1834.682087][T23237] ? sysvec_reschedule_ipi+0x84/0x160 [ 1834.687702][T23237] ? asm_sysvec_reschedule_ipi+0x12/0x20 [ 1834.693346][T23237] ? __se_sys_ioctl+0x5d/0x190 [ 1834.698151][T23237] ? do_vfs_ioctl+0x1/0x1a90 [ 1834.702732][T23237] ? loop_remove+0xb0/0xb0 [ 1834.707148][T23237] __se_sys_ioctl+0x115/0x190 [ 1834.711817][T23237] __x64_sys_ioctl+0x7b/0x90 [ 1834.716407][T23237] do_syscall_64+0x34/0x70 [ 1834.720817][T23237] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 1834.726725][T23237] RIP: 0033:0x7f0de7cfa0a9 [ 1834.731127][T23237] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 f1 19 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 1834.750730][T23237] RSP: 002b:00007f0de6a2b168 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 1834.759143][T23237] RAX: ffffffffffffffda RBX: 00007f0de7e1a120 RCX: 00007f0de7cfa0a9 [ 1834.767149][T23237] RDX: 0000000000000000 RSI: 0000000000004c80 RDI: 0000000000000008 [ 1834.775109][T23237] RBP: 00007f0de6a2b1d0 R08: 0000000000000000 R09: 0000000000000000 [ 1834.783079][T23237] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 1834.791058][T23237] R13: 00007ffd739418ef R14: 00007f0de6a2b300 R15: 0000000000022000 [ 1834.799028][T23237] ---[ end trace 3d581eb7e408cfaa ]--- [ 1834.939681][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 1834.948143][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 1834.961230][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 1834.969170][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 1834.977325][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready 03:25:48 executing program 3: bpf$ENABLE_STATS(0x20, 0x0, 0x0) r0 = openat$kvm(0xffffffffffffff9c, 0x0, 0x0, 0x0) prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r1 = getpid() sched_setaffinity(0x0, 0x8, &(0x7f0000000240)=0x2) sched_setscheduler(r1, 0x2, &(0x7f0000000200)=0x4) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) connect$unix(r2, &(0x7f0000000180)=@abs, 0x6e) sendmmsg$unix(r3, &(0x7f00000bd000), 0x318, 0x0) recvmmsg(r2, &(0x7f00000000c0), 0x10106, 0x2, 0x0) r4 = bpf$PROG_LOAD(0x5, &(0x7f0000000440)={0x11, 0x6, &(0x7f00000004c0)=ANY=[@ANYBLOB="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"/608], &(0x7f0000000080)='GPL\x00', 0x5, 0x29e, &(0x7f000000cf3d)=""/195, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x6, 0x0, 0x0, 0x10, 0x0}, 0x70) prlimit64(r1, 0x0, &(0x7f0000000000)={0x7, 0x10000}, &(0x7f0000000400)) ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r5 = bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f00000000c0)={&(0x7f0000000080)='sched_switch\x00', r4}, 0x10) sendmmsg$unix(0xffffffffffffffff, &(0x7f00000087c0)=[{{0x0, 0x0, &(0x7f0000000280)=[{&(0x7f0000000340)="752384037276623af5639b6a609aae05867a472736496fd7af94a6716acefbb9bb5ba16c4e0537e05042acad9a6a7c460b47b3ffe7d531efe42b2a581d8497c0c6e97e55f61dddc3a3702e8d11d281aa6cc82f1c7944b7fa58154ddb75ac7b17ef25408be34a533e1cc1b6c5f817543a1dbe9c15dd82f4742d8318ef9977a06d786a14b9784252a1cf576a85d6496ea158e9299c09093c0ddf840401a22353d05383341fa8388c868c8337c90dbf494c881730f1f4e2420937b1", 0xba}], 0x1, &(0x7f00000002c0)=[@cred={{0x1c, 0x1, 0x2, {r1}}}, @cred={{0x1c, 0x1, 0x2, {r1, 0x0, 0xee01}}}], 0x40, 0x24048814}}, {{0x0, 0x0, &(0x7f0000000b40)=[{&(0x7f0000000840)="7ee0255692350f13f34ceb0d2f3e6d4893ad62894f30a1b018fdcd7eea61eed31750537752647650be017bc77da704ba1f69fc5227f6e99e920fbf367e42d28d313c3fc21ea04bcc1ab834226665db6a38dc2d7835573d634a24217b6fe63a9afc961f9597d8d2f3c8881b6a564a79c7fe9b60fbbcfd62221022b45c1b32fabc82161d6196fbf768d1eaa780e3d8df80d21e2f221f51d4083297d0388acb557dbf441f255c1af96b01124284ddef5a252fe3008461764264b631cae2ae", 0xbd}, {&(0x7f0000000940)="aaf0a13237e98477da52b9434649c0fc5cc05a188a5a3c44aaf4f2850418371e43254e7ab50d7b1683cad9349754a9254e952f77022eeefeceb9642d6b6ac5cb8216df16bf7e345b79", 0x49}, {&(0x7f00000009c0)="c2ba1a8f103167e31669bbc62727a7d88ea2239c556d88d8df86096cb95c8c4793943ce22a4bac39f63be65300706d34a0fdee505935d98647adb83416a101ab672c63d1da216cf2d2cb712222b539e36431f457cba73fee458f10d263b1043ce4bd4de92f6722124e346eb6e5981e7dfcca52a2f5b68420a3c0be07480a593ef6c4fa5cc1cd9fc168eec433e7f7662e22a70ce73820f9bc5968a9ac2515208ddb3b2b925df94ebcaf2d00629a61200ed0ef43b545086990498fcfc5d4d1f98d1add4fe673d5aee46a8ad2a95a3a15a58ffd75ad2de31fa0dfcae0957e859cdb6e419674426c62d9ae5a636e3a80", 0xee}, {&(0x7f0000000ac0)="915d48fa35bb4f12d70be9ea71295925f8bf27b1e5775c4eface241a85a108c2410a63d8c161b380ebf76b472c5211c7787943e756326cd224e95464fbcc73605a54d684b7d6603ce636808128ece9fb8097a2", 0x53}, {0x0}], 0x5, &(0x7f0000002e00)=[@cred={{0x1c, 0x1, 0x2, {0x0, 0xffffffffffffffff, 0xee00}}}, @cred={{0x1c}}, @rights={{0x2c, 0x1, 0x1, [0xffffffffffffffff, 0xffffffffffffffff, r0, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, r4]}}, @rights={{0x24, 0x1, 0x1, [r5, 0xffffffffffffffff, 0xffffffffffffffff, r4, 0xffffffffffffffff]}}], 0x98, 0x24040040}}, {{0x0, 0x0, &(0x7f0000004100)=[{&(0x7f0000002f40)="637b067f6f99f10cf92d46aea478a379b64f74b6cc226ea87ae4dfcade98f00ffff419239b1e5237e29c77babd53b768c6ad1b737bf908e1e321d457952a3d0c6c559a4af90c74640ba975989271cb01056ac475238d05c8e74b936a6e4ca95e6ce834a82b06d98646a42526ecee1d75934e011ad16d", 0x76}, {&(0x7f0000002fc0)}, {0x0}, {&(0x7f00000040c0)="7886974179698d4c40ac77ac1e2aa4298505fe54b89e5b20ee2cb5b2e216", 0x1e}], 0x4, 0x0, 0x0, 0x40048c4}}, {{0x0, 0x0, 0x0, 0x0, &(0x7f0000005440)=[@cred={{0x1c}}], 0x20, 0x10}}, {{0x0, 0x0, &(0x7f00000086c0)=[{&(0x7f0000005500)="21e6f39df30227ba9da9edf4a1f3dfe4cf9433853b7022b246949a6e1c5f12be85c3be82d6921d2640dc82d7937e97126c908bf8393f5ad7aabee741c17d02348df77176be6403bbb6fcd79958cb855cf37a20081da66ebba8930691bfda12342a802016e42c7fc3204f97ea62b87dfc808df3498dd7ce696710196c56f36bbd9f2367a3bde9faa65c4f4466c5cc3d8f329e9e1657e6fa8cea232ce8e78d9df7e70ae82d463fdec63aec8ffac4b443b8c1", 0xb1}, {&(0x7f0000005680)="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", 0x575}, {&(0x7f0000006680)}, {0x0}, {&(0x7f0000008680)="7dbebf4cac6e576dc6327f72820ef4", 0xf}], 0x5, &(0x7f0000008740)=[@rights={{0x14, 0x1, 0x1, [r0]}}, @rights={{0x24, 0x1, 0x1, [0xffffffffffffffff, r0, 0xffffffffffffffff, r4, r5]}}, @rights={{0x18, 0x1, 0x1, [r4, 0xffffffffffffffff]}}], 0x58, 0x20040040}}], 0x5, 0x40000) r6 = openat$loop_ctrl(0xffffff9c, &(0x7f0000000040), 0x0, 0x0) sendmsg$nl_route(r5, &(0x7f0000000300)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x200}, 0xc, 0x0, 0x1, 0x0, 0x0, 0x4000004}, 0x8010) ioctl$LOOP_CTL_ADD(r6, 0x4c80, 0x0) (fail_nth: 45) ioctl$LOOP_CTL_REMOVE(r6, 0x4c81, 0x0) r7 = creat(&(0x7f0000000240)='./file0\x00', 0x0) fallocate(r7, 0x100000011, 0x0, 0x2811fdff) [ 1834.985376][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 1834.992867][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 1835.003751][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 1835.012540][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 1835.020843][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 1835.029183][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 1835.037651][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 1835.046084][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 1835.054301][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 1835.062720][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 1835.070798][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 1835.078890][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 1835.087236][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 1835.095008][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 1835.162974][T23243] FAULT_INJECTION: forcing a failure. [ 1835.162974][T23243] name failslab, interval 1, probability 0, space 0, times 0 [ 1835.175653][T23243] CPU: 1 PID: 23243 Comm: syz-executor.3 Tainted: G W 5.10.160-syzkaller-01321-g003c389455eb #0 [ 1835.187344][T23243] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 1835.197373][T23243] Call Trace: [ 1835.200641][T23243] dump_stack_lvl+0x1e2/0x24b [ 1835.205294][T23243] ? panic+0x7d7/0x7d7 [ 1835.209336][T23243] ? bfq_pos_tree_add_move+0x43e/0x43e [ 1835.214768][T23243] ? bpf_trace_run3+0x126/0x2c0 [ 1835.219592][T23243] ? compat_start_thread+0x80/0x80 [ 1835.224679][T23243] dump_stack+0x15/0x17 [ 1835.228807][T23243] should_fail+0x3c0/0x510 [ 1835.233200][T23243] __should_failslab+0x9f/0xe0 [ 1835.237939][T23243] should_failslab+0x9/0x20 [ 1835.242415][T23243] kmem_cache_alloc+0x3f/0x300 [ 1835.247154][T23243] ? __kernfs_new_node+0xdb/0x6e0 [ 1835.252155][T23243] __kernfs_new_node+0xdb/0x6e0 [ 1835.256980][T23243] ? release_firmware_map_entry+0x194/0x194 [ 1835.262845][T23243] ? kernfs_new_node+0x170/0x170 [ 1835.267755][T23243] ? __kasan_check_write+0x14/0x20 [ 1835.272837][T23243] ? preempt_schedule+0xd9/0xe0 [ 1835.277660][T23243] ? __kasan_check_read+0x11/0x20 [ 1835.282659][T23243] ? preempt_schedule_common+0xcb/0x100 [ 1835.288176][T23243] ? preempt_schedule+0xd9/0xe0 [ 1835.293000][T23243] ? schedule_preempt_disabled+0x20/0x20 [ 1835.298604][T23243] kernfs_new_node+0x97/0x170 [ 1835.303257][T23243] kernfs_create_link+0xb8/0x210 [ 1835.308170][T23243] sysfs_do_create_link_sd+0x89/0x110 [ 1835.313514][T23243] sysfs_create_link+0x68/0x80 [ 1835.318254][T23243] device_add_class_symlinks+0x222/0x2a0 [ 1835.323858][T23243] device_add+0x4c3/0xbd0 [ 1835.328168][T23243] device_create+0x258/0x2e0 [ 1835.332732][T23243] ? root_device_unregister+0x80/0x80 [ 1835.338081][T23243] ? number+0xd9b/0x1040 [ 1835.342297][T23243] bdi_register_va+0x94/0x600 [ 1835.346950][T23243] bdi_register+0xd1/0x120 [ 1835.351340][T23243] ? __device_add_disk+0x536/0x11d0 [ 1835.356509][T23243] ? bdi_register_va+0x600/0x600 [ 1835.361420][T23243] ? vsnprintf+0x1bfd/0x1cd0 [ 1835.365987][T23243] ? __kasan_check_read+0x11/0x20 [ 1835.370986][T23243] ? blk_alloc_devt+0xd4/0x320 [ 1835.375721][T23243] __device_add_disk+0x5cb/0x11d0 [ 1835.380722][T23243] ? device_add_disk+0x40/0x40 [ 1835.385460][T23243] ? loop_add+0x400/0x760 [ 1835.389764][T23243] ? vsprintf+0x40/0x40 [ 1835.393896][T23243] device_add_disk+0x2a/0x40 [ 1835.398469][T23243] loop_add+0x58f/0x760 [ 1835.402599][T23243] loop_control_ioctl+0x564/0x740 [ 1835.407594][T23243] ? loop_remove+0xb0/0xb0 [ 1835.411981][T23243] ? irqentry_exit+0x50/0x60 [ 1835.416545][T23243] ? sysvec_reschedule_ipi+0x84/0x160 [ 1835.421893][T23243] ? asm_sysvec_reschedule_ipi+0x12/0x20 [ 1835.427502][T23243] ? loop_remove+0xb0/0xb0 [ 1835.431892][T23243] __se_sys_ioctl+0x115/0x190 [ 1835.436543][T23243] __x64_sys_ioctl+0x7b/0x90 [ 1835.441105][T23243] do_syscall_64+0x34/0x70 [ 1835.445497][T23243] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 1835.451361][T23243] RIP: 0033:0x7f0de7cfa0a9 [ 1835.455753][T23243] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 f1 19 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 1835.475340][T23243] RSP: 002b:00007f0de6a2b168 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 1835.483728][T23243] RAX: ffffffffffffffda RBX: 00007f0de7e1a120 RCX: 00007f0de7cfa0a9 [ 1835.491687][T23243] RDX: 0000000000000000 RSI: 0000000000004c80 RDI: 0000000000000008 [ 1835.499637][T23243] RBP: 00007f0de6a2b1d0 R08: 0000000000000000 R09: 0000000000000000 [ 1835.507581][T23243] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 1835.515527][T23243] R13: 00007ffd739418ef R14: 00007f0de6a2b300 R15: 0000000000022000 [ 1835.524629][T23243] ------------[ cut here ]------------ [ 1835.530138][T23243] WARNING: CPU: 1 PID: 23243 at block/genhd.c:821 __device_add_disk+0xe7c/0x11d0 [ 1835.539274][T23243] Modules linked in: [ 1835.543218][T23243] CPU: 1 PID: 23243 Comm: syz-executor.3 Tainted: G W 5.10.160-syzkaller-01321-g003c389455eb #0 [ 1835.554953][T23243] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 1835.565049][T23243] RIP: 0010:__device_add_disk+0xe7c/0x11d0 [ 1835.570880][T23243] Code: ff ff e8 b7 ee 2b ff 0f 0b e9 28 f3 ff ff e8 ab ee 2b ff 0f 0b 42 80 3c 33 00 0f 85 db f8 ff ff e9 de f8 ff ff e8 94 ee 2b ff <0f> 0b e9 60 f7 ff ff e8 88 ee 2b ff e9 13 ff ff ff 44 89 f1 80 e1 [ 1835.590564][T23243] RSP: 0018:ffffc900014e7bc0 EFLAGS: 00010287 [ 1835.596681][T23243] RAX: ffffffff8241331c RBX: 00000000fffffff4 RCX: 0000000000040000 [ 1835.604664][T23243] RDX: ffffc900020fb000 RSI: 00000000000352f4 RDI: 00000000000352f5 [ 1835.612863][T23243] RBP: ffffc900014e7d08 R08: ffffffff82412a76 R09: ffffc900014e7610 [ 1835.620882][T23243] R10: 0000000000000013 R11: ffffffff84c00596 R12: 0000000000000007 [ 1835.628858][T23243] R13: ffff88811d628000 R14: ffff88811d62c338 R15: ffff88811d62c000 [ 1835.636833][T23243] FS: 00007f0de6a2b700(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000 [ 1835.645746][T23243] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 1835.652327][T23243] CR2: 0000000020138030 CR3: 0000000119d37000 CR4: 00000000003506b0 [ 1835.660297][T23243] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 1835.668265][T23243] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 1835.676235][T23243] Call Trace: [ 1835.679518][T23243] ? device_add_disk+0x40/0x40 [ 1835.684267][T23243] ? loop_add+0x400/0x760 [ 1835.688597][T23243] ? vsprintf+0x40/0x40 [ 1835.692740][T23243] device_add_disk+0x2a/0x40 [ 1835.697328][T23243] loop_add+0x58f/0x760 [ 1835.701475][T23243] loop_control_ioctl+0x564/0x740 [ 1835.706494][T23243] ? loop_remove+0xb0/0xb0 [ 1835.710894][T23243] ? irqentry_exit+0x50/0x60 [ 1835.715470][T23243] ? sysvec_reschedule_ipi+0x84/0x160 [ 1835.720842][T23243] ? asm_sysvec_reschedule_ipi+0x12/0x20 [ 1835.726472][T23243] ? loop_remove+0xb0/0xb0 [ 1835.730873][T23243] __se_sys_ioctl+0x115/0x190 [ 1835.735584][T23243] __x64_sys_ioctl+0x7b/0x90 [ 1835.740179][T23243] do_syscall_64+0x34/0x70 [ 1835.744585][T23243] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 1835.750474][T23243] RIP: 0033:0x7f0de7cfa0a9 [ 1835.754874][T23243] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 f1 19 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 1835.774472][T23243] RSP: 002b:00007f0de6a2b168 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 1835.782885][T23243] RAX: ffffffffffffffda RBX: 00007f0de7e1a120 RCX: 00007f0de7cfa0a9 [ 1835.790853][T23243] RDX: 0000000000000000 RSI: 0000000000004c80 RDI: 0000000000000008 [ 1835.798831][T23243] RBP: 00007f0de6a2b1d0 R08: 0000000000000000 R09: 0000000000000000 [ 1835.806799][T23243] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 1835.814753][T23243] R13: 00007ffd739418ef R14: 00007f0de6a2b300 R15: 0000000000022000 [ 1835.822724][T23243] ---[ end trace 3d581eb7e408cfab ]--- [ 1836.018943][T23203] netlink: 'syz-executor.0': attribute type 27 has an invalid length. [ 1836.039173][T23203] bridge0: port 2(bridge_slave_1) entered disabled state [ 1836.046297][T23203] bridge0: port 1(bridge_slave_0) entered disabled state 03:25:49 executing program 0: sendmsg$nl_route(0xffffffffffffffff, 0x0, 0x0) socket$netlink(0x10, 0x3, 0x0) openat$hwrng(0xffffffffffffff9c, 0x0, 0x0, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) sendmsg$netlink(r1, &(0x7f0000006440)={0x0, 0x0, &(0x7f00000063c0)=[{&(0x7f0000000600)={0x34, 0x10, 0x1, 0x0, 0x0, "", [@typed={0x8, 0x0, 0x0, 0x0, @u32}, @typed={0x8, 0x0, 0x0, 0x0, @uid}, @typed={0x14, 0x1b, 0x0, 0x0, @ipv6=@loopback={0x21}}]}, 0x34}], 0x1}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x50000000, &(0x7f0000000240)={&(0x7f0000000180)=@newlink={0x28, 0x10, 0x801, 0x8000000, 0x0, {0x0, 0x0, 0x10, 0x0, 0xa8d}, [@IFLA_GROUP={0x8}]}, 0x28}}, 0x0) [ 1836.071773][T23204] bridge0: port 1(bridge_slave_0) entered blocking state [ 1836.078837][T23204] bridge0: port 1(bridge_slave_0) entered forwarding state [ 1836.087275][T23204] bridge0: port 2(bridge_slave_1) entered blocking state [ 1836.094284][T23204] bridge0: port 2(bridge_slave_1) entered forwarding state [ 1836.107794][T23206] netlink: 'syz-executor.4': attribute type 27 has an invalid length. [ 1836.121067][T23206] bridge0: port 2(bridge_slave_1) entered disabled state [ 1836.128131][T23206] bridge0: port 1(bridge_slave_0) entered disabled state [ 1836.153758][T23210] bridge0: port 1(bridge_slave_0) entered blocking state [ 1836.160808][T23210] bridge0: port 1(bridge_slave_0) entered forwarding state 03:25:49 executing program 4: ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, 0x0) openat$hwrng(0xffffffffffffff9c, 0x0, 0x0, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) open(0x0, 0x0, 0x0) open(0x0, 0x0, 0x0) syz_open_procfs(0x0, 0x0) syz_genetlink_get_family_id$ipvs(0x0, 0xffffffffffffffff) r1 = socket$netlink(0x10, 0x3, 0x0) sendmsg$netlink(r1, &(0x7f0000006440)={0x0, 0x0, &(0x7f00000063c0)=[{&(0x7f0000000600)={0x34, 0x10, 0x1, 0x0, 0x0, "", [@typed={0x8, 0x0, 0x0, 0x0, @u32}, @typed={0x8, 0x0, 0x0, 0x0, @uid}, @typed={0x14, 0x1b, 0x0, 0x0, @ipv6=@loopback={0x21}}]}, 0x34}], 0x1}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x50000000, &(0x7f0000000240)={&(0x7f0000000180)=@newlink={0x28, 0x10, 0x801, 0x81ffffff, 0x0, {0x0, 0x0, 0x10, 0x0, 0xa8d}, [@IFLA_GROUP={0x8}]}, 0x28}}, 0x0) 03:25:49 executing program 3: bpf$ENABLE_STATS(0x20, 0x0, 0x0) r0 = openat$kvm(0xffffffffffffff9c, 0x0, 0x0, 0x0) prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r1 = getpid() sched_setaffinity(0x0, 0x8, &(0x7f0000000240)=0x2) sched_setscheduler(r1, 0x2, &(0x7f0000000200)=0x4) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) connect$unix(r2, &(0x7f0000000180)=@abs, 0x6e) sendmmsg$unix(r3, &(0x7f00000bd000), 0x318, 0x0) recvmmsg(r2, &(0x7f00000000c0), 0x10106, 0x2, 0x0) r4 = bpf$PROG_LOAD(0x5, &(0x7f0000000440)={0x11, 0x6, &(0x7f00000004c0)=ANY=[@ANYBLOB="050000000000000061110c00000000008510000002000000850000000800000095000000000000009500a5050000000077d8f3b423cdac8d8000000000000020e16ad10a48b243ccc42606d25dfd73a015e0ca7fc2506a0f68a7d06d7535f7866907dc6751dfb265a0e3ccae669e173a649c1cfd6587d452d46b7cc957d77578f4c35235138d5521f9453559c3421eed73d5661cfeecf9c66c54c3b3ffe1b4ce25d7c983c044c03bf3a48dfe3e26e7a23129d6606fd28a69989d552af6200000003a00000000000000abecc2f4a3799af2551ce935b0f327cb3f011a7d06602e2fd5234712596b696418f163d1a13ed38ae89d24e1cebfba2f87925bfacba83109753f541cd027edd68149ee99eebc6f7d6dd4aed4afe1f44ccb19e810879b70a70000000000000000000000d7900a820b6327944e9a217b9800e02a92895614cd50cbe43a1ed25268816b004519c9c5cff097d8000000000009d27d753a30a147b24a48435bd8a568669596e9e08679b3ce48e90defb6670c3d62ad0a97aec773713a66b223fa8b148871c8d31d24291c25449f106b99893ed20fa7a050fbbef90327e827e513e9606800000000e89f9c85c822a961546ed5363c17ff1432d08806bc376e3e69ee52b59d13182e1f24ed200ada12f7a1525320e71666f472a97214d0b2874df30ed5eb1affb87ba55b2d72078e9f40b4ae7dc3b2aeb0d11cd22c35d32940f19dff00ffffffff08000000e1ff003853e59de7621e348955735264f34b1046a1813668297a7edad187ef106ae7fcbb25090f17d0baadeb8ae190a1fb5a315f8347fb0379659500"/608], &(0x7f0000000080)='GPL\x00', 0x5, 0x29e, &(0x7f000000cf3d)=""/195, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x6, 0x0, 0x0, 0x10, 0x0}, 0x70) prlimit64(r1, 0x0, &(0x7f0000000000)={0x7, 0x10000}, &(0x7f0000000400)) ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r5 = bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f00000000c0)={&(0x7f0000000080)='sched_switch\x00', r4}, 0x10) sendmmsg$unix(0xffffffffffffffff, &(0x7f00000087c0)=[{{0x0, 0x0, &(0x7f0000000280)=[{&(0x7f0000000340)="752384037276623af5639b6a609aae05867a472736496fd7af94a6716acefbb9bb5ba16c4e0537e05042acad9a6a7c460b47b3ffe7d531efe42b2a581d8497c0c6e97e55f61dddc3a3702e8d11d281aa6cc82f1c7944b7fa58154ddb75ac7b17ef25408be34a533e1cc1b6c5f817543a1dbe9c15dd82f4742d8318ef9977a06d786a14b9784252a1cf576a85d6496ea158e9299c09093c0ddf840401a22353d05383341fa8388c868c8337c90dbf494c881730f1f4e2420937b1", 0xba}], 0x1, &(0x7f00000002c0)=[@cred={{0x1c, 0x1, 0x2, {r1}}}, @cred={{0x1c, 0x1, 0x2, {r1, 0x0, 0xee01}}}], 0x40, 0x24048814}}, {{0x0, 0x0, &(0x7f0000000b40)=[{&(0x7f0000000840)="7ee0255692350f13f34ceb0d2f3e6d4893ad62894f30a1b018fdcd7eea61eed31750537752647650be017bc77da704ba1f69fc5227f6e99e920fbf367e42d28d313c3fc21ea04bcc1ab834226665db6a38dc2d7835573d634a24217b6fe63a9afc961f9597d8d2f3c8881b6a564a79c7fe9b60fbbcfd62221022b45c1b32fabc82161d6196fbf768d1eaa780e3d8df80d21e2f221f51d4083297d0388acb557dbf441f255c1af96b01124284ddef5a252fe3008461764264b631cae2ae", 0xbd}, {&(0x7f0000000940)="aaf0a13237e98477da52b9434649c0fc5cc05a188a5a3c44aaf4f2850418371e43254e7ab50d7b1683cad9349754a9254e952f77022eeefeceb9642d6b6ac5cb8216df16bf7e345b79", 0x49}, {&(0x7f00000009c0)="c2ba1a8f103167e31669bbc62727a7d88ea2239c556d88d8df86096cb95c8c4793943ce22a4bac39f63be65300706d34a0fdee505935d98647adb83416a101ab672c63d1da216cf2d2cb712222b539e36431f457cba73fee458f10d263b1043ce4bd4de92f6722124e346eb6e5981e7dfcca52a2f5b68420a3c0be07480a593ef6c4fa5cc1cd9fc168eec433e7f7662e22a70ce73820f9bc5968a9ac2515208ddb3b2b925df94ebcaf2d00629a61200ed0ef43b545086990498fcfc5d4d1f98d1add4fe673d5aee46a8ad2a95a3a15a58ffd75ad2de31fa0dfcae0957e859cdb6e419674426c62d9ae5a636e3a80", 0xee}, {&(0x7f0000000ac0)="915d48fa35bb4f12d70be9ea71295925f8bf27b1e5775c4eface241a85a108c2410a63d8c161b380ebf76b472c5211c7787943e756326cd224e95464fbcc73605a54d684b7d6603ce636808128ece9fb8097a2", 0x53}, {0x0}], 0x5, &(0x7f0000002e00)=[@cred={{0x1c, 0x1, 0x2, {0x0, 0xffffffffffffffff, 0xee00}}}, @cred={{0x1c}}, @rights={{0x2c, 0x1, 0x1, [0xffffffffffffffff, 0xffffffffffffffff, r0, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, r4]}}, @rights={{0x24, 0x1, 0x1, [r5, 0xffffffffffffffff, 0xffffffffffffffff, r4, 0xffffffffffffffff]}}], 0x98, 0x24040040}}, {{0x0, 0x0, &(0x7f0000004100)=[{&(0x7f0000002f40)="637b067f6f99f10cf92d46aea478a379b64f74b6cc226ea87ae4dfcade98f00ffff419239b1e5237e29c77babd53b768c6ad1b737bf908e1e321d457952a3d0c6c559a4af90c74640ba975989271cb01056ac475238d05c8e74b936a6e4ca95e6ce834a82b06d98646a42526ecee1d75934e011ad16d", 0x76}, {&(0x7f0000002fc0)}, {0x0}, {&(0x7f00000040c0)="7886974179698d4c40ac77ac1e2aa4298505fe54b89e5b20ee2cb5b2e216", 0x1e}], 0x4, 0x0, 0x0, 0x40048c4}}, {{0x0, 0x0, 0x0, 0x0, &(0x7f0000005440)=[@cred={{0x1c}}], 0x20, 0x10}}, {{0x0, 0x0, &(0x7f00000086c0)=[{&(0x7f0000005500)="21e6f39df30227ba9da9edf4a1f3dfe4cf9433853b7022b246949a6e1c5f12be85c3be82d6921d2640dc82d7937e97126c908bf8393f5ad7aabee741c17d02348df77176be6403bbb6fcd79958cb855cf37a20081da66ebba8930691bfda12342a802016e42c7fc3204f97ea62b87dfc808df3498dd7ce696710196c56f36bbd9f2367a3bde9faa65c4f4466c5cc3d8f329e9e1657e6fa8cea232ce8e78d9df7e70ae82d463fdec63aec8ffac4b443b8c1", 0xb1}, {&(0x7f0000005680)="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", 0x575}, {&(0x7f0000006680)}, {0x0}, {&(0x7f0000008680)="7dbebf4cac6e576dc6327f72820ef4", 0xf}], 0x5, &(0x7f0000008740)=[@rights={{0x14, 0x1, 0x1, [r0]}}, @rights={{0x24, 0x1, 0x1, [0xffffffffffffffff, r0, 0xffffffffffffffff, r4, r5]}}, @rights={{0x18, 0x1, 0x1, [r4, 0xffffffffffffffff]}}], 0x58, 0x20040040}}], 0x5, 0x40000) r6 = openat$loop_ctrl(0xffffff9c, &(0x7f0000000040), 0x0, 0x0) sendmsg$nl_route(r5, &(0x7f0000000300)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x200}, 0xc, 0x0, 0x1, 0x0, 0x0, 0x4000004}, 0x8010) ioctl$LOOP_CTL_ADD(r6, 0x4c80, 0x0) (fail_nth: 46) ioctl$LOOP_CTL_REMOVE(r6, 0x4c81, 0x0) r7 = creat(&(0x7f0000000240)='./file0\x00', 0x0) fallocate(r7, 0x100000011, 0x0, 0x2811fdff) [ 1836.168819][T23210] bridge0: port 2(bridge_slave_1) entered blocking state [ 1836.175845][T23210] bridge0: port 2(bridge_slave_1) entered forwarding state [ 1836.194351][T23219] netlink: 'syz-executor.5': attribute type 27 has an invalid length. [ 1836.216474][T23219] bridge0: port 2(bridge_slave_1) entered disabled state [ 1836.223551][T23219] bridge0: port 1(bridge_slave_0) entered disabled state [ 1836.248772][T23224] bridge0: port 1(bridge_slave_0) entered blocking state [ 1836.255794][T23224] bridge0: port 1(bridge_slave_0) entered forwarding state [ 1836.325534][T23255] FAULT_INJECTION: forcing a failure. [ 1836.325534][T23255] name failslab, interval 1, probability 0, space 0, times 0 [ 1836.338205][T23255] CPU: 1 PID: 23255 Comm: syz-executor.3 Tainted: G W 5.10.160-syzkaller-01321-g003c389455eb #0 [ 1836.349895][T23255] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 1836.359920][T23255] Call Trace: [ 1836.363187][T23255] dump_stack_lvl+0x1e2/0x24b [ 1836.367836][T23255] ? panic+0x7d7/0x7d7 [ 1836.371876][T23255] ? bfq_pos_tree_add_move+0x43e/0x43e [ 1836.377307][T23255] ? bpf_trace_run3+0x126/0x2c0 [ 1836.382136][T23255] ? compat_start_thread+0x80/0x80 [ 1836.387222][T23255] dump_stack+0x15/0x17 [ 1836.391352][T23255] should_fail+0x3c0/0x510 [ 1836.395742][T23255] __should_failslab+0x9f/0xe0 [ 1836.400481][T23255] should_failslab+0x9/0x20 [ 1836.404957][T23255] kmem_cache_alloc+0x3f/0x300 [ 1836.409696][T23255] ? __kernfs_new_node+0xdb/0x6e0 [ 1836.414692][T23255] __kernfs_new_node+0xdb/0x6e0 [ 1836.419520][T23255] ? release_firmware_map_entry+0x194/0x194 [ 1836.425387][T23255] ? kernfs_new_node+0x170/0x170 [ 1836.430299][T23255] ? __kasan_check_write+0x14/0x20 [ 1836.435384][T23255] ? __kasan_check_read+0x11/0x20 [ 1836.440383][T23255] ? preempt_schedule_irq+0xef/0x140 [ 1836.445639][T23255] ? preempt_schedule_notrace+0x140/0x140 [ 1836.451332][T23255] ? kernfs_activate+0x409/0x420 [ 1836.456243][T23255] kernfs_new_node+0x97/0x170 [ 1836.460896][T23255] kernfs_create_link+0xb8/0x210 [ 1836.465806][T23255] sysfs_do_create_link_sd+0x89/0x110 [ 1836.471157][T23255] sysfs_create_link+0x68/0x80 [ 1836.475897][T23255] device_add_class_symlinks+0x222/0x2a0 [ 1836.481562][T23255] device_add+0x4c3/0xbd0 [ 1836.485889][T23255] device_create+0x258/0x2e0 [ 1836.490471][T23255] ? sysvec_reschedule_ipi+0x84/0x160 [ 1836.495824][T23255] ? root_device_unregister+0x80/0x80 [ 1836.501172][T23255] bdi_register_va+0x94/0x600 [ 1836.505823][T23255] bdi_register+0xd1/0x120 [ 1836.510212][T23255] ? irqentry_exit+0x50/0x60 [ 1836.514778][T23255] ? __device_add_disk+0x536/0x11d0 [ 1836.519950][T23255] ? bdi_register_va+0x600/0x600 [ 1836.524864][T23255] ? __kasan_check_read+0x11/0x20 [ 1836.529860][T23255] ? blk_alloc_devt+0xd4/0x320 [ 1836.534597][T23255] __device_add_disk+0x5cb/0x11d0 [ 1836.539598][T23255] ? device_add_disk+0x40/0x40 [ 1836.544341][T23255] ? loop_add+0x400/0x760 [ 1836.548659][T23255] ? vsprintf+0x40/0x40 [ 1836.552796][T23255] device_add_disk+0x2a/0x40 [ 1836.557361][T23255] loop_add+0x58f/0x760 [ 1836.561499][T23255] loop_control_ioctl+0x564/0x740 [ 1836.566507][T23255] ? loop_remove+0xb0/0xb0 [ 1836.570908][T23255] ? irqentry_exit+0x50/0x60 [ 1836.575478][T23255] ? sysvec_reschedule_ipi+0x84/0x160 [ 1836.580827][T23255] ? asm_sysvec_reschedule_ipi+0x12/0x20 [ 1836.586432][T23255] ? do_vfs_ioctl+0xf6/0x1a90 [ 1836.591083][T23255] ? __se_sys_ioctl+0x109/0x190 [ 1836.595908][T23255] ? loop_remove+0xb0/0xb0 [ 1836.600297][T23255] __se_sys_ioctl+0x115/0x190 [ 1836.604953][T23255] __x64_sys_ioctl+0x7b/0x90 [ 1836.609520][T23255] do_syscall_64+0x34/0x70 [ 1836.613932][T23255] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 1836.619796][T23255] RIP: 0033:0x7f0de7cfa0a9 [ 1836.624189][T23255] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 f1 19 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 1836.643767][T23255] RSP: 002b:00007f0de6a2b168 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 1836.652157][T23255] RAX: ffffffffffffffda RBX: 00007f0de7e1a120 RCX: 00007f0de7cfa0a9 [ 1836.660104][T23255] RDX: 0000000000000000 RSI: 0000000000004c80 RDI: 0000000000000008 [ 1836.668051][T23255] RBP: 00007f0de6a2b1d0 R08: 0000000000000000 R09: 0000000000000000 [ 1836.676008][T23255] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 1836.683960][T23255] R13: 00007ffd739418ef R14: 00007f0de6a2b300 R15: 0000000000022000 [ 1836.693187][T23255] ------------[ cut here ]------------ [ 1836.698720][T23255] WARNING: CPU: 1 PID: 23255 at block/genhd.c:821 __device_add_disk+0xe7c/0x11d0 [ 1836.707846][T23255] Modules linked in: [ 1836.711778][T23255] CPU: 1 PID: 23255 Comm: syz-executor.3 Tainted: G W 5.10.160-syzkaller-01321-g003c389455eb #0 [ 1836.723505][T23255] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 1836.733598][T23255] RIP: 0010:__device_add_disk+0xe7c/0x11d0 [ 1836.739438][T23255] Code: ff ff e8 b7 ee 2b ff 0f 0b e9 28 f3 ff ff e8 ab ee 2b ff 0f 0b 42 80 3c 33 00 0f 85 db f8 ff ff e9 de f8 ff ff e8 94 ee 2b ff <0f> 0b e9 60 f7 ff ff e8 88 ee 2b ff e9 13 ff ff ff 44 89 f1 80 e1 [ 1836.759160][T23255] RSP: 0018:ffffc90000e27bc0 EFLAGS: 00010283 [ 1836.765268][T23255] RAX: ffffffff8241331c RBX: 00000000fffffff4 RCX: 0000000000040000 [ 1836.773317][T23255] RDX: ffffc900020fb000 RSI: 000000000003603c RDI: 000000000003603d [ 1836.781542][T23255] RBP: ffffc90000e27d08 R08: ffffffff82412a76 R09: ffffc90000e27610 [ 1836.789560][T23255] R10: 0000000000000013 R11: ffffffff84c00596 R12: 0000000000000007 [ 1836.797536][T23255] R13: ffff88810e07e000 R14: ffff88810e07d338 R15: ffff88810e07d000 [ 1836.805497][T23255] FS: 00007f0de6a2b700(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000 [ 1836.814422][T23255] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 1836.821004][T23255] CR2: 0000000020145030 CR3: 00000001637b3000 CR4: 00000000003506b0 [ 1836.828974][T23255] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 1836.836956][T23255] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 1836.844909][T23255] Call Trace: [ 1836.848271][T23255] ? device_add_disk+0x40/0x40 [ 1836.853028][T23255] ? loop_add+0x400/0x760 [ 1836.857356][T23255] ? vsprintf+0x40/0x40 [ 1836.861500][T23255] device_add_disk+0x2a/0x40 [ 1836.866089][T23255] loop_add+0x58f/0x760 [ 1836.870232][T23255] loop_control_ioctl+0x564/0x740 [ 1836.875242][T23255] ? loop_remove+0xb0/0xb0 [ 1836.879667][T23255] ? irqentry_exit+0x50/0x60 [ 1836.884245][T23255] ? sysvec_reschedule_ipi+0x84/0x160 [ 1836.889618][T23255] ? asm_sysvec_reschedule_ipi+0x12/0x20 [ 1836.895236][T23255] ? do_vfs_ioctl+0xf6/0x1a90 [ 1836.899911][T23255] ? __se_sys_ioctl+0x109/0x190 [ 1836.904750][T23255] ? loop_remove+0xb0/0xb0 [ 1836.909168][T23255] __se_sys_ioctl+0x115/0x190 [ 1836.913830][T23255] __x64_sys_ioctl+0x7b/0x90 [ 1836.918416][T23255] do_syscall_64+0x34/0x70 [ 1836.922818][T23255] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 1836.928728][T23255] RIP: 0033:0x7f0de7cfa0a9 [ 1836.933129][T23255] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 f1 19 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 1836.952778][T23255] RSP: 002b:00007f0de6a2b168 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 1836.961195][T23255] RAX: ffffffffffffffda RBX: 00007f0de7e1a120 RCX: 00007f0de7cfa0a9 [ 1836.969165][T23255] RDX: 0000000000000000 RSI: 0000000000004c80 RDI: 0000000000000008 [ 1836.977176][T23255] RBP: 00007f0de6a2b1d0 R08: 0000000000000000 R09: 0000000000000000 [ 1836.985135][T23255] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 1836.993106][T23255] R13: 00007ffd739418ef R14: 00007f0de6a2b300 R15: 0000000000022000 [ 1837.001083][T23255] ---[ end trace 3d581eb7e408cfac ]--- [ 1837.149522][T23224] bridge0: port 2(bridge_slave_1) entered blocking state [ 1837.156606][T23224] bridge0: port 2(bridge_slave_1) entered forwarding state [ 1837.185917][T23232] netlink: 'syz-executor.2': attribute type 27 has an invalid length. 03:25:50 executing program 5: r0 = socket$nl_route(0x10, 0x3, 0x0) open(0x0, 0x0, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) sendmsg$netlink(r1, &(0x7f0000006440)={0x0, 0x0, &(0x7f00000063c0)=[{&(0x7f0000000600)={0x34, 0x10, 0x1, 0x0, 0x0, "", [@typed={0x8, 0x0, 0x0, 0x0, @u32}, @typed={0x8, 0x0, 0x0, 0x0, @uid}, @typed={0x14, 0x1b, 0x0, 0x0, @ipv6=@loopback={0x21}}]}, 0x34}], 0x1}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x50000000, &(0x7f0000000240)={&(0x7f0000000180)=@newlink={0x28, 0x10, 0x801, 0x0, 0x13, {0x0, 0x0, 0x10, 0x0, 0xa8d}, [@IFLA_GROUP={0x8}]}, 0x28}}, 0x0) 03:25:50 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) open(0x0, 0x0, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) sendmsg$netlink(r1, &(0x7f0000006440)={0x0, 0x0, &(0x7f00000063c0)=[{&(0x7f0000000600)={0x34, 0x0, 0x1, 0x0, 0x0, "", [@typed={0x8, 0x0, 0x0, 0x0, @u32}, @typed={0x8, 0x0, 0x0, 0x0, @uid}, @typed={0x14, 0x1b, 0x0, 0x0, @ipv6=@loopback={0x21}}]}, 0x34}], 0x1}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x50000002, &(0x7f0000000240)={&(0x7f0000000180)=@newlink={0x28, 0x10, 0x801, 0x0, 0x0, {0x0, 0x0, 0x10, 0x0, 0xa8d}, [@IFLA_GROUP={0x8}]}, 0x28}}, 0x0) 03:25:50 executing program 2: socket$nl_route(0x10, 0x3, 0x0) socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={0x0}}, 0x0) r0 = bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f0000000200)={0x18, 0x4, &(0x7f00000002c0)=ANY=[@ANYBLOB="18010000000000000000000000000000850000006d00000095"], &(0x7f0000000100)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, 0x2, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0}, 0x80) bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f0000000080)={&(0x7f0000000000)='sched_switch\x00', r0}, 0x10) ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, 0x0) socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(0xffffffffffffffff, 0x0, 0x0) openat$hwrng(0xffffffffffffff9c, &(0x7f00000001c0), 0x0, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) sendmsg$netlink(r1, &(0x7f0000006440)={0x0, 0x0, &(0x7f00000063c0)=[{&(0x7f0000000600)={0x34, 0x10, 0x8, 0x0, 0x0, "", [@typed={0x8, 0x0, 0x0, 0x0, @u32}, @typed={0x8, 0x0, 0x0, 0x0, @uid}, @typed={0x14, 0x1b, 0x0, 0x0, @ipv6=@loopback={0x21}}]}, 0x34}], 0x1}, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000140)={0x0, 0x50000000, &(0x7f0000000240)={&(0x7f0000000180)=@newlink={0x28, 0x10, 0x801, 0x0, 0x0, {0x0, 0x0, 0x10, 0x0, 0xa8d}, [@IFLA_GROUP={0x8}]}, 0x28}}, 0x0) 03:25:50 executing program 3: bpf$ENABLE_STATS(0x20, 0x0, 0x0) r0 = openat$kvm(0xffffffffffffff9c, 0x0, 0x0, 0x0) prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r1 = getpid() sched_setaffinity(0x0, 0x8, &(0x7f0000000240)=0x2) sched_setscheduler(r1, 0x2, &(0x7f0000000200)=0x4) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) connect$unix(r2, &(0x7f0000000180)=@abs, 0x6e) sendmmsg$unix(r3, &(0x7f00000bd000), 0x318, 0x0) recvmmsg(r2, &(0x7f00000000c0), 0x10106, 0x2, 0x0) r4 = bpf$PROG_LOAD(0x5, &(0x7f0000000440)={0x11, 0x6, &(0x7f00000004c0)=ANY=[@ANYBLOB="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"/608], &(0x7f0000000080)='GPL\x00', 0x5, 0x29e, &(0x7f000000cf3d)=""/195, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x6, 0x0, 0x0, 0x10, 0x0}, 0x70) prlimit64(r1, 0x0, &(0x7f0000000000)={0x7, 0x10000}, &(0x7f0000000400)) ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r5 = bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f00000000c0)={&(0x7f0000000080)='sched_switch\x00', r4}, 0x10) sendmmsg$unix(0xffffffffffffffff, &(0x7f00000087c0)=[{{0x0, 0x0, &(0x7f0000000280)=[{&(0x7f0000000340)="752384037276623af5639b6a609aae05867a472736496fd7af94a6716acefbb9bb5ba16c4e0537e05042acad9a6a7c460b47b3ffe7d531efe42b2a581d8497c0c6e97e55f61dddc3a3702e8d11d281aa6cc82f1c7944b7fa58154ddb75ac7b17ef25408be34a533e1cc1b6c5f817543a1dbe9c15dd82f4742d8318ef9977a06d786a14b9784252a1cf576a85d6496ea158e9299c09093c0ddf840401a22353d05383341fa8388c868c8337c90dbf494c881730f1f4e2420937b1", 0xba}], 0x1, &(0x7f00000002c0)=[@cred={{0x1c, 0x1, 0x2, {r1}}}, @cred={{0x1c, 0x1, 0x2, {r1, 0x0, 0xee01}}}], 0x40, 0x24048814}}, {{0x0, 0x0, &(0x7f0000000b40)=[{&(0x7f0000000840)="7ee0255692350f13f34ceb0d2f3e6d4893ad62894f30a1b018fdcd7eea61eed31750537752647650be017bc77da704ba1f69fc5227f6e99e920fbf367e42d28d313c3fc21ea04bcc1ab834226665db6a38dc2d7835573d634a24217b6fe63a9afc961f9597d8d2f3c8881b6a564a79c7fe9b60fbbcfd62221022b45c1b32fabc82161d6196fbf768d1eaa780e3d8df80d21e2f221f51d4083297d0388acb557dbf441f255c1af96b01124284ddef5a252fe3008461764264b631cae2ae", 0xbd}, {&(0x7f0000000940)="aaf0a13237e98477da52b9434649c0fc5cc05a188a5a3c44aaf4f2850418371e43254e7ab50d7b1683cad9349754a9254e952f77022eeefeceb9642d6b6ac5cb8216df16bf7e345b79", 0x49}, {&(0x7f00000009c0)="c2ba1a8f103167e31669bbc62727a7d88ea2239c556d88d8df86096cb95c8c4793943ce22a4bac39f63be65300706d34a0fdee505935d98647adb83416a101ab672c63d1da216cf2d2cb712222b539e36431f457cba73fee458f10d263b1043ce4bd4de92f6722124e346eb6e5981e7dfcca52a2f5b68420a3c0be07480a593ef6c4fa5cc1cd9fc168eec433e7f7662e22a70ce73820f9bc5968a9ac2515208ddb3b2b925df94ebcaf2d00629a61200ed0ef43b545086990498fcfc5d4d1f98d1add4fe673d5aee46a8ad2a95a3a15a58ffd75ad2de31fa0dfcae0957e859cdb6e419674426c62d9ae5a636e3a80", 0xee}, {&(0x7f0000000ac0)="915d48fa35bb4f12d70be9ea71295925f8bf27b1e5775c4eface241a85a108c2410a63d8c161b380ebf76b472c5211c7787943e756326cd224e95464fbcc73605a54d684b7d6603ce636808128ece9fb8097a2", 0x53}, {0x0}], 0x5, &(0x7f0000002e00)=[@cred={{0x1c, 0x1, 0x2, {0x0, 0xffffffffffffffff, 0xee00}}}, @cred={{0x1c}}, @rights={{0x2c, 0x1, 0x1, [0xffffffffffffffff, 0xffffffffffffffff, r0, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, r4]}}, @rights={{0x24, 0x1, 0x1, [r5, 0xffffffffffffffff, 0xffffffffffffffff, r4, 0xffffffffffffffff]}}], 0x98, 0x24040040}}, {{0x0, 0x0, &(0x7f0000004100)=[{&(0x7f0000002f40)="637b067f6f99f10cf92d46aea478a379b64f74b6cc226ea87ae4dfcade98f00ffff419239b1e5237e29c77babd53b768c6ad1b737bf908e1e321d457952a3d0c6c559a4af90c74640ba975989271cb01056ac475238d05c8e74b936a6e4ca95e6ce834a82b06d98646a42526ecee1d75934e011ad16d", 0x76}, {&(0x7f0000002fc0)}, {0x0}, {&(0x7f00000040c0)="7886974179698d4c40ac77ac1e2aa4298505fe54b89e5b20ee2cb5b2e216", 0x1e}], 0x4, 0x0, 0x0, 0x40048c4}}, {{0x0, 0x0, 0x0, 0x0, &(0x7f0000005440)=[@cred={{0x1c}}], 0x20, 0x10}}, {{0x0, 0x0, &(0x7f00000086c0)=[{&(0x7f0000005500)="21e6f39df30227ba9da9edf4a1f3dfe4cf9433853b7022b246949a6e1c5f12be85c3be82d6921d2640dc82d7937e97126c908bf8393f5ad7aabee741c17d02348df77176be6403bbb6fcd79958cb855cf37a20081da66ebba8930691bfda12342a802016e42c7fc3204f97ea62b87dfc808df3498dd7ce696710196c56f36bbd9f2367a3bde9faa65c4f4466c5cc3d8f329e9e1657e6fa8cea232ce8e78d9df7e70ae82d463fdec63aec8ffac4b443b8c1", 0xb1}, {&(0x7f0000005680)="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", 0x575}, {&(0x7f0000006680)}, {0x0}, {&(0x7f0000008680)="7dbebf4cac6e576dc6327f72820ef4", 0xf}], 0x5, &(0x7f0000008740)=[@rights={{0x14, 0x1, 0x1, [r0]}}, @rights={{0x24, 0x1, 0x1, [0xffffffffffffffff, r0, 0xffffffffffffffff, r4, r5]}}, @rights={{0x18, 0x1, 0x1, [r4, 0xffffffffffffffff]}}], 0x58, 0x20040040}}], 0x5, 0x40000) r6 = openat$loop_ctrl(0xffffff9c, &(0x7f0000000040), 0x0, 0x0) sendmsg$nl_route(r5, &(0x7f0000000300)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x200}, 0xc, 0x0, 0x1, 0x0, 0x0, 0x4000004}, 0x8010) ioctl$LOOP_CTL_ADD(r6, 0x4c80, 0x0) (fail_nth: 47) ioctl$LOOP_CTL_REMOVE(r6, 0x4c81, 0x0) r7 = creat(&(0x7f0000000240)='./file0\x00', 0x0) fallocate(r7, 0x100000011, 0x0, 0x2811fdff) [ 1837.195382][T12744] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 1837.205973][T12744] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 1837.211307][T23259] SELinux: unrecognized netlink message: protocol=0 nlmsg_type=0 sclass=netlink_route_socket pid=23259 comm=syz-executor.1 [ 1837.236643][T12744] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready 03:25:50 executing program 2: socket$nl_route(0x10, 0x3, 0x0) socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={0x0}}, 0x0) r0 = bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f0000000200)={0x18, 0x4, &(0x7f00000002c0)=ANY=[@ANYBLOB="18010000000000000000000000000000850000006d00000095"], &(0x7f0000000100)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, 0x2, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0}, 0x80) bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f0000000080)={&(0x7f0000000000)='sched_switch\x00', r0}, 0x10) ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, 0x0) socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(0xffffffffffffffff, 0x0, 0x0) openat$hwrng(0xffffffffffffff9c, &(0x7f00000001c0), 0x0, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) sendmsg$netlink(r1, &(0x7f0000006440)={0x0, 0x0, &(0x7f00000063c0)=[{&(0x7f0000000600)={0x34, 0x10, 0x900, 0x0, 0x0, "", [@typed={0x8, 0x0, 0x0, 0x0, @u32}, @typed={0x8, 0x0, 0x0, 0x0, @uid}, @typed={0x14, 0x1b, 0x0, 0x0, @ipv6=@loopback={0x21}}]}, 0x34}], 0x1}, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000140)={0x0, 0x50000000, &(0x7f0000000240)={&(0x7f0000000180)=@newlink={0x28, 0x10, 0x801, 0x0, 0x0, {0x0, 0x0, 0x10, 0x0, 0xa8d}, [@IFLA_GROUP={0x8}]}, 0x28}}, 0x0) [ 1837.246802][T12744] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 1837.255557][T12744] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 1837.264470][T12744] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 1837.272848][T12744] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 1837.281256][T12744] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 1837.289748][T12744] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready 03:25:50 executing program 2: socket$nl_route(0x10, 0x3, 0x0) socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={0x0}}, 0x0) r0 = bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f0000000200)={0x18, 0x4, &(0x7f00000002c0)=ANY=[@ANYBLOB="18010000000000000000000000000000850000006d00000095"], &(0x7f0000000100)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, 0x2, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0}, 0x80) bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f0000000080)={&(0x7f0000000000)='sched_switch\x00', r0}, 0x10) ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, 0x0) socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(0xffffffffffffffff, 0x0, 0x0) openat$hwrng(0xffffffffffffff9c, &(0x7f00000001c0), 0x0, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) sendmsg$netlink(r1, &(0x7f0000006440)={0x0, 0x0, &(0x7f00000063c0)=[{&(0x7f0000000600)={0x34, 0x10, 0x1, 0x0, 0x0, "", [@typed={0x8, 0x0, 0x0, 0x0, @u32}, @typed={0x8, 0x0, 0x0, 0x0, @uid}, @typed={0x14, 0x1b, 0x0, 0x0, @ipv6=@loopback={0x21}}]}, 0x34}], 0x1}, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000140)={0x0, 0x50000000, &(0x7f0000000240)={&(0x7f0000000180)=@newlink={0x28, 0x10, 0x801, 0x0, 0x0, {0x0, 0x0, 0x10, 0x0, 0xa8d}, [@IFLA_GROUP={0x8}]}, 0x28}}, 0x0) [ 1837.298498][T12744] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 1837.307075][T12744] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 1837.315209][T12744] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 1837.325172][T12744] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 1837.334814][T12744] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 1837.344158][T12744] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 1837.355255][T12744] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 1837.364051][T12744] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 1837.380072][T23270] FAULT_INJECTION: forcing a failure. [ 1837.380072][T23270] name failslab, interval 1, probability 0, space 0, times 0 [ 1837.392859][T23270] CPU: 1 PID: 23270 Comm: syz-executor.3 Tainted: G W 5.10.160-syzkaller-01321-g003c389455eb #0 [ 1837.404543][T23270] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 1837.414571][T23270] Call Trace: [ 1837.417837][T23270] dump_stack_lvl+0x1e2/0x24b [ 1837.422487][T23270] ? panic+0x7d7/0x7d7 [ 1837.426533][T23270] ? bfq_pos_tree_add_move+0x43e/0x43e [ 1837.431966][T23270] ? ___ratelimit+0xb2/0x600 [ 1837.436527][T23270] dump_stack+0x15/0x17 [ 1837.440662][T23270] should_fail+0x3c0/0x510 [ 1837.445055][T23270] __should_failslab+0x9f/0xe0 [ 1837.449793][T23270] should_failslab+0x9/0x20 [ 1837.454267][T23270] kmem_cache_alloc+0x3f/0x300 [ 1837.459006][T23270] ? __kernfs_new_node+0xdb/0x6e0 [ 1837.464007][T23270] ? preempt_schedule_notrace+0x140/0x140 [ 1837.469697][T23270] __kernfs_new_node+0xdb/0x6e0 [ 1837.474526][T23270] ? __kasan_check_write+0x14/0x20 [ 1837.479611][T23270] ? mutex_lock+0xb2/0x1e0 [ 1837.484001][T23270] ? mutex_trylock+0x180/0x180 [ 1837.488739][T23270] ? kernfs_new_node+0x170/0x170 [ 1837.493650][T23270] ? __kasan_check_write+0x14/0x20 [ 1837.498736][T23270] ? mutex_unlock+0x29/0xf0 [ 1837.503211][T23270] ? kernfs_activate+0x409/0x420 [ 1837.508126][T23270] kernfs_new_node+0x97/0x170 [ 1837.512777][T23270] __kernfs_create_file+0x4a/0x270 [ 1837.517859][T23270] sysfs_add_file_mode_ns+0x273/0x320 [ 1837.523204][T23270] internal_create_group+0x55e/0xf50 [ 1837.528469][T23270] ? sysfs_create_group+0x30/0x30 [ 1837.533465][T23270] ? kernfs_put+0x48/0x540 [ 1837.537856][T23270] ? kernfs_create_link+0x1a0/0x210 [ 1837.543031][T23270] sysfs_create_groups+0x5d/0x130 [ 1837.548030][T23270] device_add_attrs+0x8b/0x3e0 [ 1837.552763][T23270] ? device_add_class_symlinks+0x27c/0x2a0 [ 1837.558542][T23270] device_add+0x4e6/0xbd0 [ 1837.562845][T23270] device_create+0x258/0x2e0 [ 1837.567409][T23270] ? root_device_unregister+0x80/0x80 [ 1837.572753][T23270] ? number+0xd9b/0x1040 [ 1837.576968][T23270] bdi_register_va+0x94/0x600 [ 1837.581618][T23270] bdi_register+0xd1/0x120 [ 1837.586010][T23270] ? __device_add_disk+0x536/0x11d0 [ 1837.591181][T23270] ? bdi_register_va+0x600/0x600 [ 1837.596090][T23270] ? vsnprintf+0x1bfd/0x1cd0 [ 1837.600653][T23270] ? __kasan_check_read+0x11/0x20 [ 1837.605650][T23270] ? blk_alloc_devt+0xd4/0x320 [ 1837.610386][T23270] __device_add_disk+0x5cb/0x11d0 [ 1837.615383][T23270] ? device_add_disk+0x40/0x40 [ 1837.620122][T23270] ? loop_add+0x400/0x760 [ 1837.624426][T23270] ? vsprintf+0x40/0x40 [ 1837.628556][T23270] device_add_disk+0x2a/0x40 [ 1837.633121][T23270] loop_add+0x58f/0x760 [ 1837.637251][T23270] loop_control_ioctl+0x564/0x740 [ 1837.642247][T23270] ? loop_remove+0xb0/0xb0 [ 1837.646635][T23270] ? asm_sysvec_reschedule_ipi+0x12/0x20 [ 1837.652243][T23270] ? security_file_ioctl+0xc0/0xd0 [ 1837.657328][T23270] ? loop_remove+0xb0/0xb0 [ 1837.661722][T23270] __se_sys_ioctl+0x115/0x190 [ 1837.666373][T23270] __x64_sys_ioctl+0x7b/0x90 [ 1837.670936][T23270] do_syscall_64+0x34/0x70 [ 1837.675326][T23270] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 1837.681190][T23270] RIP: 0033:0x7f0de7cfa0a9 [ 1837.685584][T23270] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 f1 19 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 1837.705161][T23270] RSP: 002b:00007f0de6a2b168 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 1837.713553][T23270] RAX: ffffffffffffffda RBX: 00007f0de7e1a120 RCX: 00007f0de7cfa0a9 [ 1837.721499][T23270] RDX: 0000000000000000 RSI: 0000000000004c80 RDI: 0000000000000008 [ 1837.729445][T23270] RBP: 00007f0de6a2b1d0 R08: 0000000000000000 R09: 0000000000000000 [ 1837.737390][T23270] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 1837.745336][T23270] R13: 00007ffd739418ef R14: 00007f0de6a2b300 R15: 0000000000022000 [ 1837.754516][T23270] ------------[ cut here ]------------ [ 1837.760024][T23270] WARNING: CPU: 1 PID: 23270 at block/genhd.c:821 __device_add_disk+0xe7c/0x11d0 [ 1837.769414][T23270] Modules linked in: [ 1837.773345][T23270] CPU: 1 PID: 23270 Comm: syz-executor.3 Tainted: G W 5.10.160-syzkaller-01321-g003c389455eb #0 [ 1837.785071][T23270] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 1837.795161][T23270] RIP: 0010:__device_add_disk+0xe7c/0x11d0 [ 1837.801006][T23270] Code: ff ff e8 b7 ee 2b ff 0f 0b e9 28 f3 ff ff e8 ab ee 2b ff 0f 0b 42 80 3c 33 00 0f 85 db f8 ff ff e9 de f8 ff ff e8 94 ee 2b ff <0f> 0b e9 60 f7 ff ff e8 88 ee 2b ff e9 13 ff ff ff 44 89 f1 80 e1 [ 1837.820714][T23270] RSP: 0018:ffffc90000de7bc0 EFLAGS: 00010287 [ 1837.826806][T23270] RAX: ffffffff8241331c RBX: 00000000fffffff4 RCX: 0000000000040000 [ 1837.834787][T23270] RDX: ffffc900020fb000 RSI: 00000000000376e0 RDI: 00000000000376e1 [ 1837.842988][T23270] RBP: ffffc90000de7d08 R08: ffffffff82412a76 R09: ffffc90000de7610 [ 1837.850996][T23270] R10: 0000000000000013 R11: ffffffff84c00596 R12: 0000000000000007 [ 1837.858974][T23270] R13: ffff88816a6f5000 R14: ffff88816a6f7338 R15: ffff88816a6f7000 [ 1837.866958][T23270] FS: 00007f0de6a2b700(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000 [ 1837.875885][T23270] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 1837.882451][T23270] CR2: 00000000201b4000 CR3: 000000011900a000 CR4: 00000000003506b0 [ 1837.890447][T23270] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 1837.898418][T23270] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 1837.906393][T23270] Call Trace: [ 1837.909675][T23270] ? device_add_disk+0x40/0x40 [ 1837.914430][T23270] ? loop_add+0x400/0x760 [ 1837.918775][T23270] ? vsprintf+0x40/0x40 [ 1837.922927][T23270] device_add_disk+0x2a/0x40 [ 1837.927520][T23270] loop_add+0x58f/0x760 [ 1837.931673][T23270] loop_control_ioctl+0x564/0x740 [ 1837.936700][T23270] ? loop_remove+0xb0/0xb0 [ 1837.941107][T23270] ? asm_sysvec_reschedule_ipi+0x12/0x20 [ 1837.946745][T23270] ? security_file_ioctl+0xc0/0xd0 [ 1837.951861][T23270] ? loop_remove+0xb0/0xb0 [ 1837.956277][T23270] __se_sys_ioctl+0x115/0x190 [ 1837.960941][T23270] __x64_sys_ioctl+0x7b/0x90 [ 1837.965515][T23270] do_syscall_64+0x34/0x70 [ 1837.969958][T23270] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 1837.975842][T23270] RIP: 0033:0x7f0de7cfa0a9 [ 1837.980257][T23270] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 f1 19 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 1837.999867][T23270] RSP: 002b:00007f0de6a2b168 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 1838.008283][T23270] RAX: ffffffffffffffda RBX: 00007f0de7e1a120 RCX: 00007f0de7cfa0a9 [ 1838.016250][T23270] RDX: 0000000000000000 RSI: 0000000000004c80 RDI: 0000000000000008 [ 1838.024205][T23270] RBP: 00007f0de6a2b1d0 R08: 0000000000000000 R09: 0000000000000000 [ 1838.032193][T23270] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 1838.040168][T23270] R13: 00007ffd739418ef R14: 00007f0de6a2b300 R15: 0000000000022000 [ 1838.048174][T23270] ---[ end trace 3d581eb7e408cfad ]--- [ 1838.201636][T12744] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 1838.210298][T12744] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 1838.220764][T12744] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 1838.228935][T12744] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 1838.237030][T12744] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 1838.245065][T12744] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 1838.253329][T12744] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 1838.261592][T12744] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 1838.269993][T12744] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 1838.277990][T12744] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 1838.286013][T12744] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 1838.294230][T12744] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 1838.302103][T12744] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 1838.310159][T12744] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 1838.317737][T12744] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 1838.325087][T12744] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 1838.333456][T12744] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 1838.341711][T12744] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 1838.350265][T12744] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 1838.358406][T12744] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 1838.366510][T12744] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 1838.374545][T12744] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 1838.382853][T12744] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 1838.391088][T12744] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 1838.399135][T12744] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 1838.407166][T12744] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 1838.415463][T12744] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 1838.423359][T12744] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 1838.431460][T23247] netlink: 'syz-executor.0': attribute type 27 has an invalid length. [ 1838.444984][T23247] bridge0: port 2(bridge_slave_1) entered disabled state 03:25:51 executing program 3: bpf$ENABLE_STATS(0x20, 0x0, 0x0) r0 = openat$kvm(0xffffffffffffff9c, 0x0, 0x0, 0x0) prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r1 = getpid() sched_setaffinity(0x0, 0x8, &(0x7f0000000240)=0x2) sched_setscheduler(r1, 0x2, &(0x7f0000000200)=0x4) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) connect$unix(r2, &(0x7f0000000180)=@abs, 0x6e) sendmmsg$unix(r3, &(0x7f00000bd000), 0x318, 0x0) recvmmsg(r2, &(0x7f00000000c0), 0x10106, 0x2, 0x0) r4 = bpf$PROG_LOAD(0x5, &(0x7f0000000440)={0x11, 0x6, &(0x7f00000004c0)=ANY=[@ANYBLOB="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"/608], &(0x7f0000000080)='GPL\x00', 0x5, 0x29e, &(0x7f000000cf3d)=""/195, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x6, 0x0, 0x0, 0x10, 0x0}, 0x70) prlimit64(r1, 0x0, &(0x7f0000000000)={0x7, 0x10000}, &(0x7f0000000400)) ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r5 = bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f00000000c0)={&(0x7f0000000080)='sched_switch\x00', r4}, 0x10) sendmmsg$unix(0xffffffffffffffff, &(0x7f00000087c0)=[{{0x0, 0x0, &(0x7f0000000280)=[{&(0x7f0000000340)="752384037276623af5639b6a609aae05867a472736496fd7af94a6716acefbb9bb5ba16c4e0537e05042acad9a6a7c460b47b3ffe7d531efe42b2a581d8497c0c6e97e55f61dddc3a3702e8d11d281aa6cc82f1c7944b7fa58154ddb75ac7b17ef25408be34a533e1cc1b6c5f817543a1dbe9c15dd82f4742d8318ef9977a06d786a14b9784252a1cf576a85d6496ea158e9299c09093c0ddf840401a22353d05383341fa8388c868c8337c90dbf494c881730f1f4e2420937b1", 0xba}], 0x1, &(0x7f00000002c0)=[@cred={{0x1c, 0x1, 0x2, {r1}}}, @cred={{0x1c, 0x1, 0x2, {r1, 0x0, 0xee01}}}], 0x40, 0x24048814}}, {{0x0, 0x0, &(0x7f0000000b40)=[{&(0x7f0000000840)="7ee0255692350f13f34ceb0d2f3e6d4893ad62894f30a1b018fdcd7eea61eed31750537752647650be017bc77da704ba1f69fc5227f6e99e920fbf367e42d28d313c3fc21ea04bcc1ab834226665db6a38dc2d7835573d634a24217b6fe63a9afc961f9597d8d2f3c8881b6a564a79c7fe9b60fbbcfd62221022b45c1b32fabc82161d6196fbf768d1eaa780e3d8df80d21e2f221f51d4083297d0388acb557dbf441f255c1af96b01124284ddef5a252fe3008461764264b631cae2ae", 0xbd}, {&(0x7f0000000940)="aaf0a13237e98477da52b9434649c0fc5cc05a188a5a3c44aaf4f2850418371e43254e7ab50d7b1683cad9349754a9254e952f77022eeefeceb9642d6b6ac5cb8216df16bf7e345b79", 0x49}, {&(0x7f00000009c0)="c2ba1a8f103167e31669bbc62727a7d88ea2239c556d88d8df86096cb95c8c4793943ce22a4bac39f63be65300706d34a0fdee505935d98647adb83416a101ab672c63d1da216cf2d2cb712222b539e36431f457cba73fee458f10d263b1043ce4bd4de92f6722124e346eb6e5981e7dfcca52a2f5b68420a3c0be07480a593ef6c4fa5cc1cd9fc168eec433e7f7662e22a70ce73820f9bc5968a9ac2515208ddb3b2b925df94ebcaf2d00629a61200ed0ef43b545086990498fcfc5d4d1f98d1add4fe673d5aee46a8ad2a95a3a15a58ffd75ad2de31fa0dfcae0957e859cdb6e419674426c62d9ae5a636e3a80", 0xee}, {&(0x7f0000000ac0)="915d48fa35bb4f12d70be9ea71295925f8bf27b1e5775c4eface241a85a108c2410a63d8c161b380ebf76b472c5211c7787943e756326cd224e95464fbcc73605a54d684b7d6603ce636808128ece9fb8097a2", 0x53}, {0x0}], 0x5, &(0x7f0000002e00)=[@cred={{0x1c, 0x1, 0x2, {0x0, 0xffffffffffffffff, 0xee00}}}, @cred={{0x1c}}, @rights={{0x2c, 0x1, 0x1, [0xffffffffffffffff, 0xffffffffffffffff, r0, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, r4]}}, @rights={{0x24, 0x1, 0x1, [r5, 0xffffffffffffffff, 0xffffffffffffffff, r4, 0xffffffffffffffff]}}], 0x98, 0x24040040}}, {{0x0, 0x0, &(0x7f0000004100)=[{&(0x7f0000002f40)="637b067f6f99f10cf92d46aea478a379b64f74b6cc226ea87ae4dfcade98f00ffff419239b1e5237e29c77babd53b768c6ad1b737bf908e1e321d457952a3d0c6c559a4af90c74640ba975989271cb01056ac475238d05c8e74b936a6e4ca95e6ce834a82b06d98646a42526ecee1d75934e011ad16d", 0x76}, {&(0x7f0000002fc0)}, {0x0}, {&(0x7f00000040c0)="7886974179698d4c40ac77ac1e2aa4298505fe54b89e5b20ee2cb5b2e216", 0x1e}], 0x4, 0x0, 0x0, 0x40048c4}}, {{0x0, 0x0, 0x0, 0x0, &(0x7f0000005440)=[@cred={{0x1c}}], 0x20, 0x10}}, {{0x0, 0x0, &(0x7f00000086c0)=[{&(0x7f0000005500)="21e6f39df30227ba9da9edf4a1f3dfe4cf9433853b7022b246949a6e1c5f12be85c3be82d6921d2640dc82d7937e97126c908bf8393f5ad7aabee741c17d02348df77176be6403bbb6fcd79958cb855cf37a20081da66ebba8930691bfda12342a802016e42c7fc3204f97ea62b87dfc808df3498dd7ce696710196c56f36bbd9f2367a3bde9faa65c4f4466c5cc3d8f329e9e1657e6fa8cea232ce8e78d9df7e70ae82d463fdec63aec8ffac4b443b8c1", 0xb1}, {&(0x7f0000005680)="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", 0x575}, {&(0x7f0000006680)}, {0x0}, {&(0x7f0000008680)="7dbebf4cac6e576dc6327f72820ef4", 0xf}], 0x5, &(0x7f0000008740)=[@rights={{0x14, 0x1, 0x1, [r0]}}, @rights={{0x24, 0x1, 0x1, [0xffffffffffffffff, r0, 0xffffffffffffffff, r4, r5]}}, @rights={{0x18, 0x1, 0x1, [r4, 0xffffffffffffffff]}}], 0x58, 0x20040040}}], 0x5, 0x40000) r6 = openat$loop_ctrl(0xffffff9c, &(0x7f0000000040), 0x0, 0x0) sendmsg$nl_route(r5, &(0x7f0000000300)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x200}, 0xc, 0x0, 0x1, 0x0, 0x0, 0x4000004}, 0x8010) ioctl$LOOP_CTL_ADD(r6, 0x4c80, 0x0) (fail_nth: 48) ioctl$LOOP_CTL_REMOVE(r6, 0x4c81, 0x0) r7 = creat(&(0x7f0000000240)='./file0\x00', 0x0) fallocate(r7, 0x100000011, 0x0, 0x2811fdff) [ 1838.452062][T23247] bridge0: port 1(bridge_slave_0) entered disabled state [ 1838.478284][T23248] bridge0: port 1(bridge_slave_0) entered blocking state [ 1838.485343][T23248] bridge0: port 1(bridge_slave_0) entered forwarding state [ 1838.494568][T23248] bridge0: port 2(bridge_slave_1) entered blocking state 03:25:51 executing program 0: sendmsg$nl_route(0xffffffffffffffff, 0x0, 0x0) socket$netlink(0x10, 0x3, 0x0) openat$hwrng(0xffffffffffffff9c, 0x0, 0x0, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) sendmsg$netlink(r1, &(0x7f0000006440)={0x0, 0x0, &(0x7f00000063c0)=[{&(0x7f0000000600)={0x34, 0x10, 0x1, 0x0, 0x0, "", [@typed={0x8, 0x0, 0x0, 0x0, @u32}, @typed={0x8, 0x0, 0x0, 0x0, @uid}, @typed={0x14, 0x1b, 0x0, 0x0, @ipv6=@loopback={0x21}}]}, 0x34}], 0x1}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x50000000, &(0x7f0000000240)={&(0x7f0000000180)=@newlink={0x28, 0x10, 0x801, 0x40000000, 0x0, {0x0, 0x0, 0x10, 0x0, 0xa8d}, [@IFLA_GROUP={0x8}]}, 0x28}}, 0x0) [ 1838.501646][T23248] bridge0: port 2(bridge_slave_1) entered forwarding state [ 1838.517707][T23252] netlink: 'syz-executor.4': attribute type 27 has an invalid length. [ 1838.532690][T23252] bridge0: port 2(bridge_slave_1) entered disabled state [ 1838.539762][T23252] bridge0: port 1(bridge_slave_0) entered disabled state [ 1838.654376][T23282] FAULT_INJECTION: forcing a failure. [ 1838.654376][T23282] name failslab, interval 1, probability 0, space 0, times 0 [ 1838.667120][T23282] CPU: 1 PID: 23282 Comm: syz-executor.3 Tainted: G W 5.10.160-syzkaller-01321-g003c389455eb #0 [ 1838.678809][T23282] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 1838.688839][T23282] Call Trace: [ 1838.692107][T23282] dump_stack_lvl+0x1e2/0x24b [ 1838.696755][T23282] ? panic+0x7d7/0x7d7 [ 1838.700798][T23282] ? bfq_pos_tree_add_move+0x43e/0x43e [ 1838.706231][T23282] ? selinux_kernfs_init_security+0x1a8/0x760 [ 1838.712278][T23282] dump_stack+0x15/0x17 [ 1838.716410][T23282] should_fail+0x3c0/0x510 [ 1838.720803][T23282] __should_failslab+0x9f/0xe0 [ 1838.725541][T23282] should_failslab+0x9/0x20 [ 1838.730016][T23282] kmem_cache_alloc+0x3f/0x300 [ 1838.734754][T23282] ? __kernfs_new_node+0xdb/0x6e0 [ 1838.739754][T23282] __kernfs_new_node+0xdb/0x6e0 [ 1838.744579][T23282] ? kernfs_new_node+0x170/0x170 [ 1838.749490][T23282] ? __kasan_check_write+0x14/0x20 [ 1838.754573][T23282] ? __kasan_check_write+0x14/0x20 [ 1838.759661][T23282] ? mutex_unlock+0x29/0xf0 [ 1838.764138][T23282] ? kernfs_activate+0x409/0x420 [ 1838.769051][T23282] kernfs_new_node+0x97/0x170 [ 1838.773703][T23282] kernfs_create_link+0xb8/0x210 [ 1838.778615][T23282] sysfs_do_create_link_sd+0x89/0x110 [ 1838.783963][T23282] sysfs_create_link+0x68/0x80 [ 1838.788699][T23282] device_add_class_symlinks+0x222/0x2a0 [ 1838.794303][T23282] device_add+0x4c3/0xbd0 [ 1838.798608][T23282] device_create+0x258/0x2e0 [ 1838.803171][T23282] ? root_device_unregister+0x80/0x80 [ 1838.808520][T23282] ? number+0xd9b/0x1040 [ 1838.812736][T23282] bdi_register_va+0x94/0x600 [ 1838.817389][T23282] bdi_register+0xd1/0x120 [ 1838.821779][T23282] ? __device_add_disk+0x536/0x11d0 [ 1838.826949][T23282] ? bdi_register_va+0x600/0x600 [ 1838.831864][T23282] ? vsnprintf+0x1bfd/0x1cd0 [ 1838.836430][T23282] ? __kasan_check_read+0x11/0x20 [ 1838.841426][T23282] ? blk_alloc_devt+0xd4/0x320 [ 1838.846164][T23282] __device_add_disk+0x5cb/0x11d0 [ 1838.851166][T23282] ? device_add_disk+0x40/0x40 [ 1838.855903][T23282] ? loop_add+0x400/0x760 [ 1838.860206][T23282] ? vsprintf+0x40/0x40 [ 1838.864336][T23282] device_add_disk+0x2a/0x40 [ 1838.868900][T23282] loop_add+0x58f/0x760 [ 1838.873034][T23282] loop_control_ioctl+0x564/0x740 [ 1838.878035][T23282] ? loop_remove+0xb0/0xb0 [ 1838.882428][T23282] ? irqentry_exit+0x50/0x60 [ 1838.886992][T23282] ? sysvec_reschedule_ipi+0x84/0x160 [ 1838.892338][T23282] ? asm_sysvec_reschedule_ipi+0x12/0x20 [ 1838.897943][T23282] ? do_vfs_ioctl+0xf6/0x1a90 [ 1838.902590][T23282] ? __se_sys_ioctl+0x109/0x190 [ 1838.907416][T23282] ? loop_remove+0xb0/0xb0 [ 1838.911805][T23282] __se_sys_ioctl+0x115/0x190 [ 1838.916455][T23282] __x64_sys_ioctl+0x7b/0x90 [ 1838.921017][T23282] do_syscall_64+0x34/0x70 [ 1838.925408][T23282] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 1838.931271][T23282] RIP: 0033:0x7f0de7cfa0a9 [ 1838.935666][T23282] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 f1 19 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 1838.955241][T23282] RSP: 002b:00007f0de6a2b168 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 1838.963632][T23282] RAX: ffffffffffffffda RBX: 00007f0de7e1a120 RCX: 00007f0de7cfa0a9 [ 1838.971583][T23282] RDX: 0000000000000000 RSI: 0000000000004c80 RDI: 0000000000000008 [ 1838.979528][T23282] RBP: 00007f0de6a2b1d0 R08: 0000000000000000 R09: 0000000000000000 [ 1838.987473][T23282] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 1838.995422][T23282] R13: 00007ffd739418ef R14: 00007f0de6a2b300 R15: 0000000000022000 [ 1839.005952][T23282] ------------[ cut here ]------------ [ 1839.011599][T23282] WARNING: CPU: 1 PID: 23282 at block/genhd.c:821 __device_add_disk+0xe7c/0x11d0 [ 1839.020847][T23282] Modules linked in: [ 1839.024760][T23282] CPU: 1 PID: 23282 Comm: syz-executor.3 Tainted: G W 5.10.160-syzkaller-01321-g003c389455eb #0 [ 1839.036781][T23282] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 1839.047007][T23282] RIP: 0010:__device_add_disk+0xe7c/0x11d0 [ 1839.052989][T23282] Code: ff ff e8 b7 ee 2b ff 0f 0b e9 28 f3 ff ff e8 ab ee 2b ff 0f 0b 42 80 3c 33 00 0f 85 db f8 ff ff e9 de f8 ff ff e8 94 ee 2b ff <0f> 0b e9 60 f7 ff ff e8 88 ee 2b ff e9 13 ff ff ff 44 89 f1 80 e1 [ 1839.072703][T23282] RSP: 0018:ffffc90000cc7bc0 EFLAGS: 00010283 [ 1839.078970][T23282] RAX: ffffffff8241331c RBX: 00000000fffffff4 RCX: 0000000000040000 [ 1839.087121][T23282] RDX: ffffc900020fb000 RSI: 0000000000038906 RDI: 0000000000038907 [ 1839.095262][T23282] RBP: ffffc90000cc7d08 R08: ffffffff82412a76 R09: ffffc90000cc7610 [ 1839.103820][T23282] R10: 0000000000000013 R11: ffffffff84c00596 R12: 0000000000000007 [ 1839.111863][T23282] R13: ffff888114de3000 R14: ffff888114de7338 R15: ffff888114de7000 [ 1839.119842][T23282] FS: 00007f0de6a2b700(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000 [ 1839.128771][T23282] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 1839.135342][T23282] CR2: 00000000201bd000 CR3: 000000011329e000 CR4: 00000000003506b0 [ 1839.143334][T23282] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 1839.151334][T23282] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 1839.159305][T23282] Call Trace: [ 1839.162584][T23282] ? device_add_disk+0x40/0x40 [ 1839.167374][T23282] ? loop_add+0x400/0x760 [ 1839.171693][T23282] ? vsprintf+0x40/0x40 [ 1839.175840][T23282] device_add_disk+0x2a/0x40 [ 1839.180432][T23282] loop_add+0x58f/0x760 [ 1839.184576][T23282] loop_control_ioctl+0x564/0x740 [ 1839.189597][T23282] ? loop_remove+0xb0/0xb0 [ 1839.193997][T23282] ? irqentry_exit+0x50/0x60 [ 1839.198604][T23282] ? sysvec_reschedule_ipi+0x84/0x160 [ 1839.203963][T23282] ? asm_sysvec_reschedule_ipi+0x12/0x20 [ 1839.209593][T23282] ? do_vfs_ioctl+0xf6/0x1a90 [ 1839.214255][T23282] ? __se_sys_ioctl+0x109/0x190 [ 1839.219102][T23282] ? loop_remove+0xb0/0xb0 [ 1839.223595][T23282] __se_sys_ioctl+0x115/0x190 [ 1839.228268][T23282] __x64_sys_ioctl+0x7b/0x90 [ 1839.232841][T23282] do_syscall_64+0x34/0x70 [ 1839.237256][T23282] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 1839.243132][T23282] RIP: 0033:0x7f0de7cfa0a9 [ 1839.247565][T23282] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 f1 19 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 1839.267181][T23282] RSP: 002b:00007f0de6a2b168 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 1839.275584][T23282] RAX: ffffffffffffffda RBX: 00007f0de7e1a120 RCX: 00007f0de7cfa0a9 [ 1839.283558][T23282] RDX: 0000000000000000 RSI: 0000000000004c80 RDI: 0000000000000008 [ 1839.291528][T23282] RBP: 00007f0de6a2b1d0 R08: 0000000000000000 R09: 0000000000000000 [ 1839.299495][T23282] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 1839.307466][T23282] R13: 00007ffd739418ef R14: 00007f0de6a2b300 R15: 0000000000022000 [ 1839.315426][T23282] ---[ end trace 3d581eb7e408cfae ]--- [ 1839.463582][T23253] bridge0: port 1(bridge_slave_0) entered blocking state [ 1839.470653][T23253] bridge0: port 1(bridge_slave_0) entered forwarding state [ 1839.479043][T23253] bridge0: port 2(bridge_slave_1) entered blocking state [ 1839.486090][T23253] bridge0: port 2(bridge_slave_1) entered forwarding state 03:25:52 executing program 4: ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, 0x0) openat$hwrng(0xffffffffffffff9c, 0x0, 0x0, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) open(0x0, 0x0, 0x0) open(0x0, 0x0, 0x0) syz_open_procfs(0x0, 0x0) syz_genetlink_get_family_id$ipvs(0x0, 0xffffffffffffffff) r1 = socket$netlink(0x10, 0x3, 0x0) sendmsg$netlink(r1, &(0x7f0000006440)={0x0, 0x0, &(0x7f00000063c0)=[{&(0x7f0000000600)={0x34, 0x10, 0x1, 0x0, 0x0, "", [@typed={0x8, 0x0, 0x0, 0x0, @u32}, @typed={0x8, 0x0, 0x0, 0x0, @uid}, @typed={0x14, 0x1b, 0x0, 0x0, @ipv6=@loopback={0x21}}]}, 0x34}], 0x1}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x50000000, &(0x7f0000000240)={&(0x7f0000000180)=@newlink={0x28, 0x10, 0x801, 0x9effffff, 0x0, {0x0, 0x0, 0x10, 0x0, 0xa8d}, [@IFLA_GROUP={0x8}]}, 0x28}}, 0x0) 03:25:52 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) open(0x0, 0x0, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) sendmsg$netlink(r1, &(0x7f0000006440)={0x0, 0x0, &(0x7f00000063c0)=[{&(0x7f0000000600)={0x34, 0x0, 0x1, 0x0, 0x0, "", [@typed={0x8, 0x0, 0x0, 0x0, @u32}, @typed={0x8, 0x0, 0x0, 0x0, @uid}, @typed={0x14, 0x1b, 0x0, 0x0, @ipv6=@loopback={0x21}}]}, 0x34}], 0x1}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x50000002, &(0x7f0000000240)={&(0x7f0000000180)=@newlink={0x28, 0x10, 0x801, 0x0, 0x0, {0x0, 0x0, 0x10, 0x0, 0xa8d}, [@IFLA_GROUP={0x8}]}, 0x28}}, 0x0) 03:25:52 executing program 3: bpf$ENABLE_STATS(0x20, 0x0, 0x0) r0 = openat$kvm(0xffffffffffffff9c, 0x0, 0x0, 0x0) prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r1 = getpid() sched_setaffinity(0x0, 0x8, &(0x7f0000000240)=0x2) sched_setscheduler(r1, 0x2, &(0x7f0000000200)=0x4) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) connect$unix(r2, &(0x7f0000000180)=@abs, 0x6e) sendmmsg$unix(r3, &(0x7f00000bd000), 0x318, 0x0) recvmmsg(r2, &(0x7f00000000c0), 0x10106, 0x2, 0x0) r4 = bpf$PROG_LOAD(0x5, &(0x7f0000000440)={0x11, 0x6, &(0x7f00000004c0)=ANY=[@ANYBLOB="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"/608], &(0x7f0000000080)='GPL\x00', 0x5, 0x29e, &(0x7f000000cf3d)=""/195, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x6, 0x0, 0x0, 0x10, 0x0}, 0x70) prlimit64(r1, 0x0, &(0x7f0000000000)={0x7, 0x10000}, &(0x7f0000000400)) ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r5 = bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f00000000c0)={&(0x7f0000000080)='sched_switch\x00', r4}, 0x10) sendmmsg$unix(0xffffffffffffffff, &(0x7f00000087c0)=[{{0x0, 0x0, &(0x7f0000000280)=[{&(0x7f0000000340)="752384037276623af5639b6a609aae05867a472736496fd7af94a6716acefbb9bb5ba16c4e0537e05042acad9a6a7c460b47b3ffe7d531efe42b2a581d8497c0c6e97e55f61dddc3a3702e8d11d281aa6cc82f1c7944b7fa58154ddb75ac7b17ef25408be34a533e1cc1b6c5f817543a1dbe9c15dd82f4742d8318ef9977a06d786a14b9784252a1cf576a85d6496ea158e9299c09093c0ddf840401a22353d05383341fa8388c868c8337c90dbf494c881730f1f4e2420937b1", 0xba}], 0x1, &(0x7f00000002c0)=[@cred={{0x1c, 0x1, 0x2, {r1}}}, @cred={{0x1c, 0x1, 0x2, {r1, 0x0, 0xee01}}}], 0x40, 0x24048814}}, {{0x0, 0x0, &(0x7f0000000b40)=[{&(0x7f0000000840)="7ee0255692350f13f34ceb0d2f3e6d4893ad62894f30a1b018fdcd7eea61eed31750537752647650be017bc77da704ba1f69fc5227f6e99e920fbf367e42d28d313c3fc21ea04bcc1ab834226665db6a38dc2d7835573d634a24217b6fe63a9afc961f9597d8d2f3c8881b6a564a79c7fe9b60fbbcfd62221022b45c1b32fabc82161d6196fbf768d1eaa780e3d8df80d21e2f221f51d4083297d0388acb557dbf441f255c1af96b01124284ddef5a252fe3008461764264b631cae2ae", 0xbd}, {&(0x7f0000000940)="aaf0a13237e98477da52b9434649c0fc5cc05a188a5a3c44aaf4f2850418371e43254e7ab50d7b1683cad9349754a9254e952f77022eeefeceb9642d6b6ac5cb8216df16bf7e345b79", 0x49}, {&(0x7f00000009c0)="c2ba1a8f103167e31669bbc62727a7d88ea2239c556d88d8df86096cb95c8c4793943ce22a4bac39f63be65300706d34a0fdee505935d98647adb83416a101ab672c63d1da216cf2d2cb712222b539e36431f457cba73fee458f10d263b1043ce4bd4de92f6722124e346eb6e5981e7dfcca52a2f5b68420a3c0be07480a593ef6c4fa5cc1cd9fc168eec433e7f7662e22a70ce73820f9bc5968a9ac2515208ddb3b2b925df94ebcaf2d00629a61200ed0ef43b545086990498fcfc5d4d1f98d1add4fe673d5aee46a8ad2a95a3a15a58ffd75ad2de31fa0dfcae0957e859cdb6e419674426c62d9ae5a636e3a80", 0xee}, {&(0x7f0000000ac0)="915d48fa35bb4f12d70be9ea71295925f8bf27b1e5775c4eface241a85a108c2410a63d8c161b380ebf76b472c5211c7787943e756326cd224e95464fbcc73605a54d684b7d6603ce636808128ece9fb8097a2", 0x53}, {0x0}], 0x5, &(0x7f0000002e00)=[@cred={{0x1c, 0x1, 0x2, {0x0, 0xffffffffffffffff, 0xee00}}}, @cred={{0x1c}}, @rights={{0x2c, 0x1, 0x1, [0xffffffffffffffff, 0xffffffffffffffff, r0, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, r4]}}, @rights={{0x24, 0x1, 0x1, [r5, 0xffffffffffffffff, 0xffffffffffffffff, r4, 0xffffffffffffffff]}}], 0x98, 0x24040040}}, {{0x0, 0x0, &(0x7f0000004100)=[{&(0x7f0000002f40)="637b067f6f99f10cf92d46aea478a379b64f74b6cc226ea87ae4dfcade98f00ffff419239b1e5237e29c77babd53b768c6ad1b737bf908e1e321d457952a3d0c6c559a4af90c74640ba975989271cb01056ac475238d05c8e74b936a6e4ca95e6ce834a82b06d98646a42526ecee1d75934e011ad16d", 0x76}, {&(0x7f0000002fc0)}, {0x0}, {&(0x7f00000040c0)="7886974179698d4c40ac77ac1e2aa4298505fe54b89e5b20ee2cb5b2e216", 0x1e}], 0x4, 0x0, 0x0, 0x40048c4}}, {{0x0, 0x0, 0x0, 0x0, &(0x7f0000005440)=[@cred={{0x1c}}], 0x20, 0x10}}, {{0x0, 0x0, &(0x7f00000086c0)=[{&(0x7f0000005500)="21e6f39df30227ba9da9edf4a1f3dfe4cf9433853b7022b246949a6e1c5f12be85c3be82d6921d2640dc82d7937e97126c908bf8393f5ad7aabee741c17d02348df77176be6403bbb6fcd79958cb855cf37a20081da66ebba8930691bfda12342a802016e42c7fc3204f97ea62b87dfc808df3498dd7ce696710196c56f36bbd9f2367a3bde9faa65c4f4466c5cc3d8f329e9e1657e6fa8cea232ce8e78d9df7e70ae82d463fdec63aec8ffac4b443b8c1", 0xb1}, {&(0x7f0000005680)="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", 0x575}, {&(0x7f0000006680)}, {0x0}, {&(0x7f0000008680)="7dbebf4cac6e576dc6327f72820ef4", 0xf}], 0x5, &(0x7f0000008740)=[@rights={{0x14, 0x1, 0x1, [r0]}}, @rights={{0x24, 0x1, 0x1, [0xffffffffffffffff, r0, 0xffffffffffffffff, r4, r5]}}, @rights={{0x18, 0x1, 0x1, [r4, 0xffffffffffffffff]}}], 0x58, 0x20040040}}], 0x5, 0x40000) r6 = openat$loop_ctrl(0xffffff9c, &(0x7f0000000040), 0x0, 0x0) sendmsg$nl_route(r5, &(0x7f0000000300)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x200}, 0xc, 0x0, 0x1, 0x0, 0x0, 0x4000004}, 0x8010) ioctl$LOOP_CTL_ADD(r6, 0x4c80, 0x0) (fail_nth: 49) ioctl$LOOP_CTL_REMOVE(r6, 0x4c81, 0x0) r7 = creat(&(0x7f0000000240)='./file0\x00', 0x0) fallocate(r7, 0x100000011, 0x0, 0x2811fdff) [ 1839.507541][T23261] netlink: 'syz-executor.5': attribute type 27 has an invalid length. [ 1839.545540][T23288] SELinux: unrecognized netlink message: protocol=0 nlmsg_type=0 sclass=netlink_route_socket pid=23288 comm=syz-executor.1 [ 1839.545567][T23261] bridge0: port 2(bridge_slave_1) entered disabled state [ 1839.565422][T23261] bridge0: port 1(bridge_slave_0) entered disabled state [ 1839.594231][T23266] bridge0: port 1(bridge_slave_0) entered blocking state [ 1839.601294][T23266] bridge0: port 1(bridge_slave_0) entered forwarding state [ 1839.611000][T23266] bridge0: port 2(bridge_slave_1) entered blocking state [ 1839.618029][T23266] bridge0: port 2(bridge_slave_1) entered forwarding state [ 1839.686800][T23293] FAULT_INJECTION: forcing a failure. [ 1839.686800][T23293] name failslab, interval 1, probability 0, space 0, times 0 [ 1839.699465][T23293] CPU: 1 PID: 23293 Comm: syz-executor.3 Tainted: G W 5.10.160-syzkaller-01321-g003c389455eb #0 [ 1839.711157][T23293] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 1839.721183][T23293] Call Trace: [ 1839.724451][T23293] dump_stack_lvl+0x1e2/0x24b [ 1839.729106][T23293] ? panic+0x7d7/0x7d7 [ 1839.733152][T23293] ? bfq_pos_tree_add_move+0x43e/0x43e [ 1839.738586][T23293] ? selinux_kernfs_init_security+0x1a8/0x760 [ 1839.744626][T23293] dump_stack+0x15/0x17 [ 1839.748757][T23293] should_fail+0x3c0/0x510 [ 1839.753150][T23293] __should_failslab+0x9f/0xe0 [ 1839.757892][T23293] should_failslab+0x9/0x20 [ 1839.762402][T23293] kmem_cache_alloc+0x3f/0x300 [ 1839.767141][T23293] ? __kernfs_new_node+0xdb/0x6e0 [ 1839.772141][T23293] __kernfs_new_node+0xdb/0x6e0 [ 1839.776982][T23293] ? __kasan_check_write+0x14/0x20 [ 1839.782073][T23293] ? mutex_lock+0xb2/0x1e0 [ 1839.786475][T23293] ? mutex_trylock+0x180/0x180 [ 1839.791275][T23293] ? kernfs_new_node+0x170/0x170 [ 1839.796212][T23293] ? __kasan_check_write+0x14/0x20 [ 1839.801315][T23293] ? mutex_unlock+0x29/0xf0 [ 1839.805805][T23293] ? kernfs_activate+0x409/0x420 [ 1839.810730][T23293] kernfs_new_node+0x97/0x170 [ 1839.815389][T23293] __kernfs_create_file+0x4a/0x270 [ 1839.820475][T23293] sysfs_add_file_mode_ns+0x273/0x320 [ 1839.825823][T23293] internal_create_group+0x55e/0xf50 [ 1839.831090][T23293] ? sysfs_create_group+0x30/0x30 [ 1839.836088][T23293] ? kernfs_put+0x48/0x540 [ 1839.840478][T23293] ? kernfs_create_link+0x1a0/0x210 [ 1839.845653][T23293] sysfs_create_groups+0x5d/0x130 [ 1839.850656][T23293] device_add_attrs+0x8b/0x3e0 [ 1839.855393][T23293] ? device_add_class_symlinks+0x27c/0x2a0 [ 1839.861170][T23293] device_add+0x4e6/0xbd0 [ 1839.865474][T23293] device_create+0x258/0x2e0 [ 1839.870040][T23293] ? sysvec_reschedule_ipi+0x84/0x160 [ 1839.875388][T23293] ? root_device_unregister+0x80/0x80 [ 1839.880737][T23293] bdi_register_va+0x94/0x600 [ 1839.885391][T23293] bdi_register+0xd1/0x120 [ 1839.889786][T23293] ? __device_add_disk+0x536/0x11d0 [ 1839.894955][T23293] ? bdi_register_va+0x600/0x600 [ 1839.899865][T23293] ? vsnprintf+0x1bfd/0x1cd0 [ 1839.904436][T23293] ? __kasan_check_read+0x11/0x20 [ 1839.909432][T23293] ? blk_alloc_devt+0xd4/0x320 [ 1839.914171][T23293] __device_add_disk+0x5cb/0x11d0 [ 1839.919171][T23293] ? device_add_disk+0x40/0x40 [ 1839.923909][T23293] ? loop_add+0x400/0x760 [ 1839.928219][T23293] ? vsprintf+0x40/0x40 [ 1839.932351][T23293] device_add_disk+0x2a/0x40 [ 1839.936916][T23293] loop_add+0x58f/0x760 [ 1839.941047][T23293] loop_control_ioctl+0x564/0x740 [ 1839.946046][T23293] ? loop_remove+0xb0/0xb0 [ 1839.950443][T23293] ? __fget_files+0x310/0x370 [ 1839.955095][T23293] ? security_file_ioctl+0xb1/0xd0 [ 1839.960186][T23293] ? loop_remove+0xb0/0xb0 [ 1839.964582][T23293] __se_sys_ioctl+0x115/0x190 [ 1839.969237][T23293] __x64_sys_ioctl+0x7b/0x90 [ 1839.973802][T23293] do_syscall_64+0x34/0x70 [ 1839.978195][T23293] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 1839.984061][T23293] RIP: 0033:0x7f0de7cfa0a9 [ 1839.988451][T23293] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 f1 19 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 1840.008052][T23293] RSP: 002b:00007f0de6a2b168 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 1840.016445][T23293] RAX: ffffffffffffffda RBX: 00007f0de7e1a120 RCX: 00007f0de7cfa0a9 [ 1840.024391][T23293] RDX: 0000000000000000 RSI: 0000000000004c80 RDI: 0000000000000008 [ 1840.032339][T23293] RBP: 00007f0de6a2b1d0 R08: 0000000000000000 R09: 0000000000000000 [ 1840.040292][T23293] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 1840.048242][T23293] R13: 00007ffd739418ef R14: 00007f0de6a2b300 R15: 0000000000022000 [ 1840.057527][T23293] ------------[ cut here ]------------ [ 1840.063020][T23293] WARNING: CPU: 1 PID: 23293 at block/genhd.c:821 __device_add_disk+0xe7c/0x11d0 [ 1840.072172][T23293] Modules linked in: [ 1840.076120][T23293] CPU: 1 PID: 23293 Comm: syz-executor.3 Tainted: G W 5.10.160-syzkaller-01321-g003c389455eb #0 [ 1840.087850][T23293] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 1840.097941][T23293] RIP: 0010:__device_add_disk+0xe7c/0x11d0 [ 1840.103755][T23293] Code: ff ff e8 b7 ee 2b ff 0f 0b e9 28 f3 ff ff e8 ab ee 2b ff 0f 0b 42 80 3c 33 00 0f 85 db f8 ff ff e9 de f8 ff ff e8 94 ee 2b ff <0f> 0b e9 60 f7 ff ff e8 88 ee 2b ff e9 13 ff ff ff 44 89 f1 80 e1 [ 1840.123469][T23293] RSP: 0018:ffffc90000d97bc0 EFLAGS: 00010283 [ 1840.129598][T23293] RAX: ffffffff8241331c RBX: 00000000fffffff4 RCX: 0000000000040000 [ 1840.137605][T23293] RDX: ffffc900020fb000 RSI: 00000000000368be RDI: 00000000000368bf [ 1840.145587][T23293] RBP: ffffc90000d97d08 R08: ffffffff82412a76 R09: ffffc90000d97610 [ 1840.153761][T23293] R10: 0000000000000013 R11: ffffffff84c00596 R12: 0000000000000007 [ 1840.161753][T23293] R13: ffff888164d63000 R14: ffff888164d62338 R15: ffff888164d62000 [ 1840.169752][T23293] FS: 00007f0de6a2b700(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000 [ 1840.178703][T23293] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 1840.185294][T23293] CR2: 00007f0de6a2aff8 CR3: 000000010f7f3000 CR4: 00000000003506a0 [ 1840.193306][T23293] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 1840.201313][T23293] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 1840.209355][T23293] Call Trace: [ 1840.212673][T23293] ? device_add_disk+0x40/0x40 [ 1840.217473][T23293] ? loop_add+0x400/0x760 [ 1840.221813][T23293] ? vsprintf+0x40/0x40 [ 1840.225990][T23293] device_add_disk+0x2a/0x40 [ 1840.230587][T23293] loop_add+0x58f/0x760 [ 1840.234760][T23293] loop_control_ioctl+0x564/0x740 [ 1840.239842][T23293] ? loop_remove+0xb0/0xb0 [ 1840.244271][T23293] ? __fget_files+0x310/0x370 [ 1840.249239][T23293] ? security_file_ioctl+0xb1/0xd0 [ 1840.254362][T23293] ? loop_remove+0xb0/0xb0 [ 1840.258804][T23293] __se_sys_ioctl+0x115/0x190 [ 1840.263468][T23293] __x64_sys_ioctl+0x7b/0x90 [ 1840.268057][T23293] do_syscall_64+0x34/0x70 [ 1840.272461][T23293] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 1840.278347][T23293] RIP: 0033:0x7f0de7cfa0a9 [ 1840.282752][T23293] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 f1 19 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 1840.302398][T23293] RSP: 002b:00007f0de6a2b168 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 1840.310815][T23293] RAX: ffffffffffffffda RBX: 00007f0de7e1a120 RCX: 00007f0de7cfa0a9 [ 1840.318792][T23293] RDX: 0000000000000000 RSI: 0000000000004c80 RDI: 0000000000000008 [ 1840.326761][T23293] RBP: 00007f0de6a2b1d0 R08: 0000000000000000 R09: 0000000000000000 [ 1840.334718][T23293] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 1840.342687][T23293] R13: 00007ffd739418ef R14: 00007f0de6a2b300 R15: 0000000000022000 [ 1840.350675][T23293] ---[ end trace 3d581eb7e408cfaf ]--- 03:25:53 executing program 3: bpf$ENABLE_STATS(0x20, 0x0, 0x0) r0 = openat$kvm(0xffffffffffffff9c, 0x0, 0x0, 0x0) prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r1 = getpid() sched_setaffinity(0x0, 0x8, &(0x7f0000000240)=0x2) sched_setscheduler(r1, 0x2, &(0x7f0000000200)=0x4) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) connect$unix(r2, &(0x7f0000000180)=@abs, 0x6e) sendmmsg$unix(r3, &(0x7f00000bd000), 0x318, 0x0) recvmmsg(r2, &(0x7f00000000c0), 0x10106, 0x2, 0x0) r4 = bpf$PROG_LOAD(0x5, &(0x7f0000000440)={0x11, 0x6, &(0x7f00000004c0)=ANY=[@ANYBLOB="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"/608], &(0x7f0000000080)='GPL\x00', 0x5, 0x29e, &(0x7f000000cf3d)=""/195, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x6, 0x0, 0x0, 0x10, 0x0}, 0x70) prlimit64(r1, 0x0, &(0x7f0000000000)={0x7, 0x10000}, &(0x7f0000000400)) ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r5 = bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f00000000c0)={&(0x7f0000000080)='sched_switch\x00', r4}, 0x10) sendmmsg$unix(0xffffffffffffffff, &(0x7f00000087c0)=[{{0x0, 0x0, &(0x7f0000000280)=[{&(0x7f0000000340)="752384037276623af5639b6a609aae05867a472736496fd7af94a6716acefbb9bb5ba16c4e0537e05042acad9a6a7c460b47b3ffe7d531efe42b2a581d8497c0c6e97e55f61dddc3a3702e8d11d281aa6cc82f1c7944b7fa58154ddb75ac7b17ef25408be34a533e1cc1b6c5f817543a1dbe9c15dd82f4742d8318ef9977a06d786a14b9784252a1cf576a85d6496ea158e9299c09093c0ddf840401a22353d05383341fa8388c868c8337c90dbf494c881730f1f4e2420937b1", 0xba}], 0x1, &(0x7f00000002c0)=[@cred={{0x1c, 0x1, 0x2, {r1}}}, @cred={{0x1c, 0x1, 0x2, {r1, 0x0, 0xee01}}}], 0x40, 0x24048814}}, {{0x0, 0x0, &(0x7f0000000b40)=[{&(0x7f0000000840)="7ee0255692350f13f34ceb0d2f3e6d4893ad62894f30a1b018fdcd7eea61eed31750537752647650be017bc77da704ba1f69fc5227f6e99e920fbf367e42d28d313c3fc21ea04bcc1ab834226665db6a38dc2d7835573d634a24217b6fe63a9afc961f9597d8d2f3c8881b6a564a79c7fe9b60fbbcfd62221022b45c1b32fabc82161d6196fbf768d1eaa780e3d8df80d21e2f221f51d4083297d0388acb557dbf441f255c1af96b01124284ddef5a252fe3008461764264b631cae2ae", 0xbd}, {&(0x7f0000000940)="aaf0a13237e98477da52b9434649c0fc5cc05a188a5a3c44aaf4f2850418371e43254e7ab50d7b1683cad9349754a9254e952f77022eeefeceb9642d6b6ac5cb8216df16bf7e345b79", 0x49}, {&(0x7f00000009c0)="c2ba1a8f103167e31669bbc62727a7d88ea2239c556d88d8df86096cb95c8c4793943ce22a4bac39f63be65300706d34a0fdee505935d98647adb83416a101ab672c63d1da216cf2d2cb712222b539e36431f457cba73fee458f10d263b1043ce4bd4de92f6722124e346eb6e5981e7dfcca52a2f5b68420a3c0be07480a593ef6c4fa5cc1cd9fc168eec433e7f7662e22a70ce73820f9bc5968a9ac2515208ddb3b2b925df94ebcaf2d00629a61200ed0ef43b545086990498fcfc5d4d1f98d1add4fe673d5aee46a8ad2a95a3a15a58ffd75ad2de31fa0dfcae0957e859cdb6e419674426c62d9ae5a636e3a80", 0xee}, {&(0x7f0000000ac0)="915d48fa35bb4f12d70be9ea71295925f8bf27b1e5775c4eface241a85a108c2410a63d8c161b380ebf76b472c5211c7787943e756326cd224e95464fbcc73605a54d684b7d6603ce636808128ece9fb8097a2", 0x53}, {0x0}], 0x5, &(0x7f0000002e00)=[@cred={{0x1c, 0x1, 0x2, {0x0, 0xffffffffffffffff, 0xee00}}}, @cred={{0x1c}}, @rights={{0x2c, 0x1, 0x1, [0xffffffffffffffff, 0xffffffffffffffff, r0, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, r4]}}, @rights={{0x24, 0x1, 0x1, [r5, 0xffffffffffffffff, 0xffffffffffffffff, r4, 0xffffffffffffffff]}}], 0x98, 0x24040040}}, {{0x0, 0x0, &(0x7f0000004100)=[{&(0x7f0000002f40)="637b067f6f99f10cf92d46aea478a379b64f74b6cc226ea87ae4dfcade98f00ffff419239b1e5237e29c77babd53b768c6ad1b737bf908e1e321d457952a3d0c6c559a4af90c74640ba975989271cb01056ac475238d05c8e74b936a6e4ca95e6ce834a82b06d98646a42526ecee1d75934e011ad16d", 0x76}, {&(0x7f0000002fc0)}, {0x0}, {&(0x7f00000040c0)="7886974179698d4c40ac77ac1e2aa4298505fe54b89e5b20ee2cb5b2e216", 0x1e}], 0x4, 0x0, 0x0, 0x40048c4}}, {{0x0, 0x0, 0x0, 0x0, &(0x7f0000005440)=[@cred={{0x1c}}], 0x20, 0x10}}, {{0x0, 0x0, &(0x7f00000086c0)=[{&(0x7f0000005500)="21e6f39df30227ba9da9edf4a1f3dfe4cf9433853b7022b246949a6e1c5f12be85c3be82d6921d2640dc82d7937e97126c908bf8393f5ad7aabee741c17d02348df77176be6403bbb6fcd79958cb855cf37a20081da66ebba8930691bfda12342a802016e42c7fc3204f97ea62b87dfc808df3498dd7ce696710196c56f36bbd9f2367a3bde9faa65c4f4466c5cc3d8f329e9e1657e6fa8cea232ce8e78d9df7e70ae82d463fdec63aec8ffac4b443b8c1", 0xb1}, {&(0x7f0000005680)="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", 0x575}, {&(0x7f0000006680)}, {0x0}, {&(0x7f0000008680)="7dbebf4cac6e576dc6327f72820ef4", 0xf}], 0x5, &(0x7f0000008740)=[@rights={{0x14, 0x1, 0x1, [r0]}}, @rights={{0x24, 0x1, 0x1, [0xffffffffffffffff, r0, 0xffffffffffffffff, r4, r5]}}, @rights={{0x18, 0x1, 0x1, [r4, 0xffffffffffffffff]}}], 0x58, 0x20040040}}], 0x5, 0x40000) r6 = openat$loop_ctrl(0xffffff9c, &(0x7f0000000040), 0x0, 0x0) sendmsg$nl_route(r5, &(0x7f0000000300)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x200}, 0xc, 0x0, 0x1, 0x0, 0x0, 0x4000004}, 0x8010) ioctl$LOOP_CTL_ADD(r6, 0x4c80, 0x0) (fail_nth: 50) ioctl$LOOP_CTL_REMOVE(r6, 0x4c81, 0x0) r7 = creat(&(0x7f0000000240)='./file0\x00', 0x0) fallocate(r7, 0x100000011, 0x0, 0x2811fdff) 03:25:53 executing program 5: r0 = socket$nl_route(0x10, 0x3, 0x0) open(0x0, 0x0, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) sendmsg$netlink(r1, &(0x7f0000006440)={0x0, 0x0, &(0x7f00000063c0)=[{&(0x7f0000000600)={0x34, 0x10, 0x1, 0x0, 0x0, "", [@typed={0x8, 0x0, 0x0, 0x0, @u32}, @typed={0x8, 0x0, 0x0, 0x0, @uid}, @typed={0x14, 0x1b, 0x0, 0x0, @ipv6=@loopback={0x21}}]}, 0x34}], 0x1}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x50000000, &(0x7f0000000240)={&(0x7f0000000180)=@newlink={0x28, 0x10, 0x801, 0x0, 0x16, {0x0, 0x0, 0x10, 0x0, 0xa8d}, [@IFLA_GROUP={0x8}]}, 0x28}}, 0x0) 03:25:53 executing program 2: socket$nl_route(0x10, 0x3, 0x0) socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={0x0}}, 0x0) r0 = bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f0000000200)={0x18, 0x4, &(0x7f00000002c0)=ANY=[@ANYBLOB="18010000000000000000000000000000850000006d00000095"], &(0x7f0000000100)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, 0x2, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0}, 0x80) bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f0000000080)={&(0x7f0000000000)='sched_switch\x00', r0}, 0x10) ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, 0x0) socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(0xffffffffffffffff, 0x0, 0x0) openat$hwrng(0xffffffffffffff9c, &(0x7f00000001c0), 0x0, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) sendmsg$netlink(r1, &(0x7f0000006440)={0x0, 0x0, &(0x7f00000063c0)=[{&(0x7f0000000600)={0x34, 0x10, 0x1, 0x2, 0x0, "", [@typed={0x8, 0x0, 0x0, 0x0, @u32}, @typed={0x8, 0x0, 0x0, 0x0, @uid}, @typed={0x14, 0x1b, 0x0, 0x0, @ipv6=@loopback={0x21}}]}, 0x34}], 0x1}, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000140)={0x0, 0x50000000, &(0x7f0000000240)={&(0x7f0000000180)=@newlink={0x28, 0x10, 0x801, 0x0, 0x0, {0x0, 0x0, 0x10, 0x0, 0xa8d}, [@IFLA_GROUP={0x8}]}, 0x28}}, 0x0) [ 1840.551944][T23274] netlink: 'syz-executor.2': attribute type 27 has an invalid length. [ 1840.563357][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 1840.578504][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 1840.586640][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 1840.595827][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 1840.604843][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 1840.704021][T23303] FAULT_INJECTION: forcing a failure. [ 1840.704021][T23303] name failslab, interval 1, probability 0, space 0, times 0 [ 1840.716818][T23303] CPU: 1 PID: 23303 Comm: syz-executor.3 Tainted: G W 5.10.160-syzkaller-01321-g003c389455eb #0 [ 1840.728512][T23303] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 1840.738547][T23303] Call Trace: [ 1840.741817][T23303] dump_stack_lvl+0x1e2/0x24b [ 1840.746467][T23303] ? panic+0x7d7/0x7d7 [ 1840.750515][T23303] ? bfq_pos_tree_add_move+0x43e/0x43e [ 1840.755951][T23303] ? selinux_kernfs_init_security+0x1a8/0x760 [ 1840.761990][T23303] dump_stack+0x15/0x17 [ 1840.766122][T23303] should_fail+0x3c0/0x510 [ 1840.770529][T23303] __should_failslab+0x9f/0xe0 [ 1840.775269][T23303] should_failslab+0x9/0x20 [ 1840.779746][T23303] kmem_cache_alloc+0x3f/0x300 [ 1840.784484][T23303] ? __kernfs_new_node+0xdb/0x6e0 [ 1840.789482][T23303] __kernfs_new_node+0xdb/0x6e0 [ 1840.794310][T23303] ? __kasan_check_write+0x14/0x20 [ 1840.799394][T23303] ? mutex_lock+0xb2/0x1e0 [ 1840.803784][T23303] ? mutex_trylock+0x180/0x180 [ 1840.808538][T23303] ? kernfs_new_node+0x170/0x170 [ 1840.813471][T23303] ? __kasan_check_write+0x14/0x20 [ 1840.818576][T23303] ? mutex_unlock+0x29/0xf0 [ 1840.823060][T23303] ? kernfs_activate+0x409/0x420 [ 1840.827973][T23303] kernfs_new_node+0x97/0x170 [ 1840.832642][T23303] __kernfs_create_file+0x4a/0x270 [ 1840.837747][T23303] sysfs_add_file_mode_ns+0x273/0x320 [ 1840.843109][T23303] internal_create_group+0x55e/0xf50 [ 1840.848376][T23303] ? sysfs_create_group+0x30/0x30 [ 1840.853374][T23303] ? kernfs_put+0x48/0x540 [ 1840.857767][T23303] ? kernfs_create_link+0x1a0/0x210 [ 1840.862944][T23303] sysfs_create_groups+0x5d/0x130 [ 1840.867946][T23303] device_add_attrs+0x8b/0x3e0 [ 1840.872689][T23303] ? device_add_class_symlinks+0x27c/0x2a0 [ 1840.878490][T23303] device_add+0x4e6/0xbd0 [ 1840.882793][T23303] device_create+0x258/0x2e0 [ 1840.887359][T23303] ? asm_sysvec_call_function_single+0x12/0x20 [ 1840.893488][T23303] ? root_device_unregister+0x80/0x80 [ 1840.898834][T23303] ? number+0xd9b/0x1040 [ 1840.903048][T23303] bdi_register_va+0x94/0x600 [ 1840.907703][T23303] bdi_register+0xd1/0x120 [ 1840.912092][T23303] ? __device_add_disk+0x536/0x11d0 [ 1840.917262][T23303] ? bdi_register_va+0x600/0x600 [ 1840.922172][T23303] ? vsnprintf+0x1bfd/0x1cd0 [ 1840.926745][T23303] ? __kasan_check_read+0x11/0x20 [ 1840.931743][T23303] ? blk_alloc_devt+0xd4/0x320 [ 1840.936481][T23303] __device_add_disk+0x5cb/0x11d0 [ 1840.941483][T23303] ? device_add_disk+0x40/0x40 [ 1840.946224][T23303] ? loop_add+0x400/0x760 [ 1840.950526][T23303] ? vsprintf+0x40/0x40 [ 1840.954657][T23303] device_add_disk+0x2a/0x40 [ 1840.959220][T23303] loop_add+0x58f/0x760 [ 1840.963352][T23303] loop_control_ioctl+0x564/0x740 [ 1840.968353][T23303] ? loop_remove+0xb0/0xb0 [ 1840.972742][T23303] ? __fget_files+0x310/0x370 [ 1840.977396][T23303] ? security_file_ioctl+0xb1/0xd0 [ 1840.982483][T23303] ? loop_remove+0xb0/0xb0 [ 1840.986872][T23303] __se_sys_ioctl+0x115/0x190 [ 1840.991522][T23303] __x64_sys_ioctl+0x7b/0x90 [ 1840.996087][T23303] do_syscall_64+0x34/0x70 [ 1841.000482][T23303] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 1841.006348][T23303] RIP: 0033:0x7f0de7cfa0a9 [ 1841.010738][T23303] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 f1 19 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 1841.030316][T23303] RSP: 002b:00007f0de6a2b168 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 1841.038706][T23303] RAX: ffffffffffffffda RBX: 00007f0de7e1a120 RCX: 00007f0de7cfa0a9 [ 1841.046653][T23303] RDX: 0000000000000000 RSI: 0000000000004c80 RDI: 0000000000000008 [ 1841.054599][T23303] RBP: 00007f0de6a2b1d0 R08: 0000000000000000 R09: 0000000000000000 [ 1841.062552][T23303] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 1841.070497][T23303] R13: 00007ffd739418ef R14: 00007f0de6a2b300 R15: 0000000000022000 [ 1841.082153][T23303] ------------[ cut here ]------------ [ 1841.087980][T23303] WARNING: CPU: 1 PID: 23303 at block/genhd.c:821 __device_add_disk+0xe7c/0x11d0 [ 1841.097267][T23303] Modules linked in: [ 1841.101242][T23303] CPU: 1 PID: 23303 Comm: syz-executor.3 Tainted: G W 5.10.160-syzkaller-01321-g003c389455eb #0 [ 1841.113279][T23303] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 1841.123505][T23303] RIP: 0010:__device_add_disk+0xe7c/0x11d0 [ 1841.129477][T23303] Code: ff ff e8 b7 ee 2b ff 0f 0b e9 28 f3 ff ff e8 ab ee 2b ff 0f 0b 42 80 3c 33 00 0f 85 db f8 ff ff e9 de f8 ff ff e8 94 ee 2b ff <0f> 0b e9 60 f7 ff ff e8 88 ee 2b ff e9 13 ff ff ff 44 89 f1 80 e1 [ 1841.149164][T23303] RSP: 0018:ffffc90000cd7bc0 EFLAGS: 00010283 [ 1841.155427][T23303] RAX: ffffffff8241331c RBX: 00000000fffffff4 RCX: 0000000000040000 [ 1841.164002][T23303] RDX: ffffc900020fb000 RSI: 000000000003f38b RDI: 000000000003f38c [ 1841.172040][T23303] RBP: ffffc90000cd7d08 R08: ffffffff82412a76 R09: ffffc90000cd7610 [ 1841.180012][T23303] R10: 0000000000000013 R11: ffffffff84c00596 R12: 0000000000000007 [ 1841.187984][T23303] R13: ffff888168863000 R14: ffff888168867338 R15: ffff888168867000 [ 1841.195974][T23303] FS: 00007f0de6a2b700(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000 [ 1841.204888][T23303] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 1841.211466][T23303] CR2: 00000000201c3000 CR3: 0000000110a1e000 CR4: 00000000003506b0 [ 1841.219438][T23303] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 1841.227409][T23303] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 1841.235364][T23303] Call Trace: [ 1841.238667][T23303] ? device_add_disk+0x40/0x40 [ 1841.243417][T23303] ? loop_add+0x400/0x760 [ 1841.247779][T23303] ? vsprintf+0x40/0x40 [ 1841.251925][T23303] device_add_disk+0x2a/0x40 [ 1841.256535][T23303] loop_add+0x58f/0x760 [ 1841.260679][T23303] loop_control_ioctl+0x564/0x740 [ 1841.265689][T23303] ? loop_remove+0xb0/0xb0 [ 1841.270119][T23303] ? __fget_files+0x310/0x370 [ 1841.274789][T23303] ? security_file_ioctl+0xb1/0xd0 [ 1841.279896][T23303] ? loop_remove+0xb0/0xb0 [ 1841.284357][T23303] __se_sys_ioctl+0x115/0x190 [ 1841.289037][T23303] __x64_sys_ioctl+0x7b/0x90 [ 1841.293629][T23303] do_syscall_64+0x34/0x70 [ 1841.298045][T23303] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 1841.303923][T23303] RIP: 0033:0x7f0de7cfa0a9 [ 1841.308345][T23303] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 f1 19 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 1841.327988][T23303] RSP: 002b:00007f0de6a2b168 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 1841.336404][T23303] RAX: ffffffffffffffda RBX: 00007f0de7e1a120 RCX: 00007f0de7cfa0a9 [ 1841.344362][T23303] RDX: 0000000000000000 RSI: 0000000000004c80 RDI: 0000000000000008 [ 1841.352332][T23303] RBP: 00007f0de6a2b1d0 R08: 0000000000000000 R09: 0000000000000000 [ 1841.360297][T23303] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 1841.368264][T23303] R13: 00007ffd739418ef R14: 00007f0de6a2b300 R15: 0000000000022000 [ 1841.376244][T23303] ---[ end trace 3d581eb7e408cfb0 ]--- [ 1841.517081][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 1841.533304][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 1841.541586][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 1841.549735][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 1841.558081][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready 03:25:54 executing program 3: bpf$ENABLE_STATS(0x20, 0x0, 0x0) r0 = openat$kvm(0xffffffffffffff9c, 0x0, 0x0, 0x0) prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r1 = getpid() sched_setaffinity(0x0, 0x8, &(0x7f0000000240)=0x2) sched_setscheduler(r1, 0x2, &(0x7f0000000200)=0x4) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) connect$unix(r2, &(0x7f0000000180)=@abs, 0x6e) sendmmsg$unix(r3, &(0x7f00000bd000), 0x318, 0x0) recvmmsg(r2, &(0x7f00000000c0), 0x10106, 0x2, 0x0) r4 = bpf$PROG_LOAD(0x5, &(0x7f0000000440)={0x11, 0x6, &(0x7f00000004c0)=ANY=[@ANYBLOB="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"/608], &(0x7f0000000080)='GPL\x00', 0x5, 0x29e, &(0x7f000000cf3d)=""/195, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x6, 0x0, 0x0, 0x10, 0x0}, 0x70) prlimit64(r1, 0x0, &(0x7f0000000000)={0x7, 0x10000}, &(0x7f0000000400)) ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r5 = bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f00000000c0)={&(0x7f0000000080)='sched_switch\x00', r4}, 0x10) sendmmsg$unix(0xffffffffffffffff, &(0x7f00000087c0)=[{{0x0, 0x0, &(0x7f0000000280)=[{&(0x7f0000000340)="752384037276623af5639b6a609aae05867a472736496fd7af94a6716acefbb9bb5ba16c4e0537e05042acad9a6a7c460b47b3ffe7d531efe42b2a581d8497c0c6e97e55f61dddc3a3702e8d11d281aa6cc82f1c7944b7fa58154ddb75ac7b17ef25408be34a533e1cc1b6c5f817543a1dbe9c15dd82f4742d8318ef9977a06d786a14b9784252a1cf576a85d6496ea158e9299c09093c0ddf840401a22353d05383341fa8388c868c8337c90dbf494c881730f1f4e2420937b1", 0xba}], 0x1, &(0x7f00000002c0)=[@cred={{0x1c, 0x1, 0x2, {r1}}}, @cred={{0x1c, 0x1, 0x2, {r1, 0x0, 0xee01}}}], 0x40, 0x24048814}}, {{0x0, 0x0, &(0x7f0000000b40)=[{&(0x7f0000000840)="7ee0255692350f13f34ceb0d2f3e6d4893ad62894f30a1b018fdcd7eea61eed31750537752647650be017bc77da704ba1f69fc5227f6e99e920fbf367e42d28d313c3fc21ea04bcc1ab834226665db6a38dc2d7835573d634a24217b6fe63a9afc961f9597d8d2f3c8881b6a564a79c7fe9b60fbbcfd62221022b45c1b32fabc82161d6196fbf768d1eaa780e3d8df80d21e2f221f51d4083297d0388acb557dbf441f255c1af96b01124284ddef5a252fe3008461764264b631cae2ae", 0xbd}, {&(0x7f0000000940)="aaf0a13237e98477da52b9434649c0fc5cc05a188a5a3c44aaf4f2850418371e43254e7ab50d7b1683cad9349754a9254e952f77022eeefeceb9642d6b6ac5cb8216df16bf7e345b79", 0x49}, {&(0x7f00000009c0)="c2ba1a8f103167e31669bbc62727a7d88ea2239c556d88d8df86096cb95c8c4793943ce22a4bac39f63be65300706d34a0fdee505935d98647adb83416a101ab672c63d1da216cf2d2cb712222b539e36431f457cba73fee458f10d263b1043ce4bd4de92f6722124e346eb6e5981e7dfcca52a2f5b68420a3c0be07480a593ef6c4fa5cc1cd9fc168eec433e7f7662e22a70ce73820f9bc5968a9ac2515208ddb3b2b925df94ebcaf2d00629a61200ed0ef43b545086990498fcfc5d4d1f98d1add4fe673d5aee46a8ad2a95a3a15a58ffd75ad2de31fa0dfcae0957e859cdb6e419674426c62d9ae5a636e3a80", 0xee}, {&(0x7f0000000ac0)="915d48fa35bb4f12d70be9ea71295925f8bf27b1e5775c4eface241a85a108c2410a63d8c161b380ebf76b472c5211c7787943e756326cd224e95464fbcc73605a54d684b7d6603ce636808128ece9fb8097a2", 0x53}, {0x0}], 0x5, &(0x7f0000002e00)=[@cred={{0x1c, 0x1, 0x2, {0x0, 0xffffffffffffffff, 0xee00}}}, @cred={{0x1c}}, @rights={{0x2c, 0x1, 0x1, [0xffffffffffffffff, 0xffffffffffffffff, r0, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, r4]}}, @rights={{0x24, 0x1, 0x1, [r5, 0xffffffffffffffff, 0xffffffffffffffff, r4, 0xffffffffffffffff]}}], 0x98, 0x24040040}}, {{0x0, 0x0, &(0x7f0000004100)=[{&(0x7f0000002f40)="637b067f6f99f10cf92d46aea478a379b64f74b6cc226ea87ae4dfcade98f00ffff419239b1e5237e29c77babd53b768c6ad1b737bf908e1e321d457952a3d0c6c559a4af90c74640ba975989271cb01056ac475238d05c8e74b936a6e4ca95e6ce834a82b06d98646a42526ecee1d75934e011ad16d", 0x76}, {&(0x7f0000002fc0)}, {0x0}, {&(0x7f00000040c0)="7886974179698d4c40ac77ac1e2aa4298505fe54b89e5b20ee2cb5b2e216", 0x1e}], 0x4, 0x0, 0x0, 0x40048c4}}, {{0x0, 0x0, 0x0, 0x0, &(0x7f0000005440)=[@cred={{0x1c}}], 0x20, 0x10}}, {{0x0, 0x0, &(0x7f00000086c0)=[{&(0x7f0000005500)="21e6f39df30227ba9da9edf4a1f3dfe4cf9433853b7022b246949a6e1c5f12be85c3be82d6921d2640dc82d7937e97126c908bf8393f5ad7aabee741c17d02348df77176be6403bbb6fcd79958cb855cf37a20081da66ebba8930691bfda12342a802016e42c7fc3204f97ea62b87dfc808df3498dd7ce696710196c56f36bbd9f2367a3bde9faa65c4f4466c5cc3d8f329e9e1657e6fa8cea232ce8e78d9df7e70ae82d463fdec63aec8ffac4b443b8c1", 0xb1}, {&(0x7f0000005680)="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", 0x575}, {&(0x7f0000006680)}, {0x0}, {&(0x7f0000008680)="7dbebf4cac6e576dc6327f72820ef4", 0xf}], 0x5, &(0x7f0000008740)=[@rights={{0x14, 0x1, 0x1, [r0]}}, @rights={{0x24, 0x1, 0x1, [0xffffffffffffffff, r0, 0xffffffffffffffff, r4, r5]}}, @rights={{0x18, 0x1, 0x1, [r4, 0xffffffffffffffff]}}], 0x58, 0x20040040}}], 0x5, 0x40000) r6 = openat$loop_ctrl(0xffffff9c, &(0x7f0000000040), 0x0, 0x0) sendmsg$nl_route(r5, &(0x7f0000000300)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x200}, 0xc, 0x0, 0x1, 0x0, 0x0, 0x4000004}, 0x8010) ioctl$LOOP_CTL_ADD(r6, 0x4c80, 0x0) (fail_nth: 51) ioctl$LOOP_CTL_REMOVE(r6, 0x4c81, 0x0) r7 = creat(&(0x7f0000000240)='./file0\x00', 0x0) fallocate(r7, 0x100000011, 0x0, 0x2811fdff) [ 1841.566483][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 1841.574659][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 1841.582858][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 1841.602930][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 1841.611230][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 1841.619671][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 1841.627496][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 1841.635024][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 1841.643389][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 1841.651788][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 1841.660180][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 1841.668406][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 1841.767666][T23311] FAULT_INJECTION: forcing a failure. [ 1841.767666][T23311] name failslab, interval 1, probability 0, space 0, times 0 [ 1841.780399][T23311] CPU: 1 PID: 23311 Comm: syz-executor.3 Tainted: G W 5.10.160-syzkaller-01321-g003c389455eb #0 [ 1841.792090][T23311] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 1841.802228][T23311] Call Trace: [ 1841.805510][T23311] dump_stack_lvl+0x1e2/0x24b [ 1841.810166][T23311] ? panic+0x7d7/0x7d7 [ 1841.814213][T23311] ? bfq_pos_tree_add_move+0x43e/0x43e [ 1841.819651][T23311] dump_stack+0x15/0x17 [ 1841.823789][T23311] should_fail+0x3c0/0x510 [ 1841.828184][T23311] __should_failslab+0x9f/0xe0 [ 1841.832927][T23311] should_failslab+0x9/0x20 [ 1841.837406][T23311] kmem_cache_alloc+0x3f/0x300 [ 1841.842147][T23311] ? __kernfs_new_node+0xdb/0x6e0 [ 1841.847146][T23311] ? __irq_exit_rcu+0x41/0x150 [ 1841.851887][T23311] __kernfs_new_node+0xdb/0x6e0 [ 1841.856709][T23311] ? __kasan_check_write+0x14/0x20 [ 1841.861794][T23311] ? mutex_lock+0xb2/0x1e0 [ 1841.866184][T23311] ? asm_sysvec_call_function_single+0x12/0x20 [ 1841.872312][T23311] ? mutex_trylock+0x180/0x180 [ 1841.877046][T23311] ? kernfs_new_node+0x170/0x170 [ 1841.881956][T23311] ? __kasan_check_write+0x14/0x20 [ 1841.887040][T23311] ? mutex_unlock+0x29/0xf0 [ 1841.891517][T23311] ? kernfs_activate+0x409/0x420 [ 1841.896433][T23311] kernfs_new_node+0x97/0x170 [ 1841.901085][T23311] __kernfs_create_file+0x4a/0x270 [ 1841.906171][T23311] sysfs_add_file_mode_ns+0x273/0x320 [ 1841.911516][T23311] internal_create_group+0x55e/0xf50 [ 1841.916777][T23311] ? sysfs_create_group+0x30/0x30 [ 1841.921773][T23311] ? kernfs_put+0x48/0x540 [ 1841.926165][T23311] sysfs_create_groups+0x5d/0x130 [ 1841.931159][T23311] device_add_attrs+0x8b/0x3e0 [ 1841.935894][T23311] ? device_add_class_symlinks+0x27c/0x2a0 [ 1841.941672][T23311] device_add+0x4e6/0xbd0 [ 1841.945975][T23311] device_create+0x258/0x2e0 [ 1841.950541][T23311] ? asm_sysvec_reschedule_ipi+0x12/0x20 [ 1841.957274][T23311] ? root_device_unregister+0x80/0x80 [ 1841.962620][T23311] ? number+0xd9b/0x1040 [ 1841.966837][T23311] bdi_register_va+0x94/0x600 [ 1841.971486][T23311] bdi_register+0xd1/0x120 [ 1841.975880][T23311] ? __device_add_disk+0x536/0x11d0 [ 1841.981051][T23311] ? bdi_register_va+0x600/0x600 [ 1841.985961][T23311] ? vsnprintf+0x1bfd/0x1cd0 [ 1841.990527][T23311] ? __kasan_check_read+0x11/0x20 [ 1841.995546][T23311] ? blk_alloc_devt+0xd4/0x320 [ 1842.000282][T23311] __device_add_disk+0x5cb/0x11d0 [ 1842.005281][T23311] ? device_add_disk+0x40/0x40 [ 1842.010022][T23311] ? loop_add+0x400/0x760 [ 1842.014325][T23311] ? vsprintf+0x40/0x40 [ 1842.018456][T23311] device_add_disk+0x2a/0x40 [ 1842.023020][T23311] loop_add+0x58f/0x760 [ 1842.027148][T23311] loop_control_ioctl+0x564/0x740 [ 1842.032151][T23311] ? __irq_exit_rcu+0x41/0x150 [ 1842.036890][T23311] ? loop_remove+0xb0/0xb0 [ 1842.041283][T23311] ? irq_exit_rcu+0x9/0x10 [ 1842.045672][T23311] ? sysvec_call_function_single+0xcb/0xe0 [ 1842.051449][T23311] ? asm_sysvec_call_function_single+0x12/0x20 [ 1842.057577][T23311] ? loop_remove+0xb0/0xb0 [ 1842.061966][T23311] __se_sys_ioctl+0x115/0x190 [ 1842.066626][T23311] __x64_sys_ioctl+0x7b/0x90 [ 1842.071191][T23311] do_syscall_64+0x34/0x70 [ 1842.075586][T23311] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 1842.081539][T23311] RIP: 0033:0x7f0de7cfa0a9 [ 1842.085932][T23311] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 f1 19 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 1842.105507][T23311] RSP: 002b:00007f0de6a2b168 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 1842.113897][T23311] RAX: ffffffffffffffda RBX: 00007f0de7e1a120 RCX: 00007f0de7cfa0a9 [ 1842.121843][T23311] RDX: 0000000000000000 RSI: 0000000000004c80 RDI: 0000000000000008 [ 1842.129796][T23311] RBP: 00007f0de6a2b1d0 R08: 0000000000000000 R09: 0000000000000000 [ 1842.137740][T23311] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 1842.145684][T23311] R13: 00007ffd739418ef R14: 00007f0de6a2b300 R15: 0000000000022000 [ 1842.157359][T23311] ------------[ cut here ]------------ [ 1842.162909][T23311] WARNING: CPU: 1 PID: 23311 at block/genhd.c:821 __device_add_disk+0xe7c/0x11d0 [ 1842.172248][T23311] Modules linked in: [ 1842.176293][T23311] CPU: 1 PID: 23311 Comm: syz-executor.3 Tainted: G W 5.10.160-syzkaller-01321-g003c389455eb #0 [ 1842.188173][T23311] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 1842.198418][T23311] RIP: 0010:__device_add_disk+0xe7c/0x11d0 [ 1842.204415][T23311] Code: ff ff e8 b7 ee 2b ff 0f 0b e9 28 f3 ff ff e8 ab ee 2b ff 0f 0b 42 80 3c 33 00 0f 85 db f8 ff ff e9 de f8 ff ff e8 94 ee 2b ff <0f> 0b e9 60 f7 ff ff e8 88 ee 2b ff e9 13 ff ff ff 44 89 f1 80 e1 [ 1842.224115][T23311] RSP: 0018:ffffc90000dd7bc0 EFLAGS: 00010246 [ 1842.230532][T23311] RAX: ffffffff8241331c RBX: 00000000fffffff4 RCX: 0000000000040000 [ 1842.238706][T23311] RDX: ffffc900020fb000 RSI: 000000000003ffff RDI: 0000000000040000 [ 1842.247038][T23311] RBP: ffffc90000dd7d08 R08: ffffffff82412a76 R09: ffffc90000dd7610 [ 1842.255211][T23311] R10: 0000000000000013 R11: ffffffff84c00596 R12: 0000000000000007 [ 1842.263364][T23311] R13: ffff88810ad2b000 R14: ffff88810ad2a338 R15: ffff88810ad2a000 [ 1842.271518][T23311] FS: 00007f0de6a2b700(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000 [ 1842.280633][T23311] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 1842.287398][T23311] CR2: 00007f0de6a2aff8 CR3: 00000001144d1000 CR4: 00000000003506a0 [ 1842.295540][T23311] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 1842.303703][T23311] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 1842.311833][T23311] Call Trace: [ 1842.315326][T23311] ? device_add_disk+0x40/0x40 [ 1842.320418][T23311] ? loop_add+0x400/0x760 [ 1842.324888][T23311] ? vsprintf+0x40/0x40 [ 1842.329232][T23311] device_add_disk+0x2a/0x40 [ 1842.333999][T23311] loop_add+0x58f/0x760 [ 1842.338530][T23311] loop_control_ioctl+0x564/0x740 [ 1842.343754][T23311] ? __irq_exit_rcu+0x41/0x150 [ 1842.348585][T23311] ? loop_remove+0xb0/0xb0 [ 1842.353049][T23311] ? irq_exit_rcu+0x9/0x10 [ 1842.357521][T23311] ? sysvec_call_function_single+0xcb/0xe0 [ 1842.363372][T23311] ? asm_sysvec_call_function_single+0x12/0x20 [ 1842.369733][T23311] ? loop_remove+0xb0/0xb0 [ 1842.374215][T23311] __se_sys_ioctl+0x115/0x190 [ 1842.379071][T23311] __x64_sys_ioctl+0x7b/0x90 [ 1842.383875][T23311] do_syscall_64+0x34/0x70 [ 1842.388381][T23311] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 1842.394310][T23311] RIP: 0033:0x7f0de7cfa0a9 [ 1842.398872][T23311] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 f1 19 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 1842.418552][T23311] RSP: 002b:00007f0de6a2b168 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 1842.427176][T23311] RAX: ffffffffffffffda RBX: 00007f0de7e1a120 RCX: 00007f0de7cfa0a9 [ 1842.435314][T23311] RDX: 0000000000000000 RSI: 0000000000004c80 RDI: 0000000000000008 [ 1842.443336][T23311] RBP: 00007f0de6a2b1d0 R08: 0000000000000000 R09: 0000000000000000 [ 1842.451363][T23311] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 1842.459434][T23311] R13: 00007ffd739418ef R14: 00007f0de6a2b300 R15: 0000000000022000 [ 1842.467825][T23311] ---[ end trace 3d581eb7e408cfb1 ]--- [ 1842.590686][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 1842.603205][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 1842.613513][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 1842.622003][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 1842.630335][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 1842.638465][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 1842.646861][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 1842.654717][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 1842.662963][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 1842.670676][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 1842.678210][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 1842.686586][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 1842.697307][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 1842.705623][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 1842.714107][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 1842.722367][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 1842.730564][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 1842.738957][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 1842.747462][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 1842.755430][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 1842.763566][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 1842.771923][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 1842.779865][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 1842.788081][T23279] netlink: 'syz-executor.0': attribute type 27 has an invalid length. [ 1842.802251][T23279] bridge0: port 2(bridge_slave_1) entered disabled state [ 1842.809317][T23279] bridge0: port 1(bridge_slave_0) entered disabled state 03:25:56 executing program 3: bpf$ENABLE_STATS(0x20, 0x0, 0x0) r0 = openat$kvm(0xffffffffffffff9c, 0x0, 0x0, 0x0) prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r1 = getpid() sched_setaffinity(0x0, 0x8, &(0x7f0000000240)=0x2) sched_setscheduler(r1, 0x2, &(0x7f0000000200)=0x4) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) connect$unix(r2, &(0x7f0000000180)=@abs, 0x6e) sendmmsg$unix(r3, &(0x7f00000bd000), 0x318, 0x0) recvmmsg(r2, &(0x7f00000000c0), 0x10106, 0x2, 0x0) r4 = bpf$PROG_LOAD(0x5, &(0x7f0000000440)={0x11, 0x6, &(0x7f00000004c0)=ANY=[@ANYBLOB="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"/608], &(0x7f0000000080)='GPL\x00', 0x5, 0x29e, &(0x7f000000cf3d)=""/195, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x6, 0x0, 0x0, 0x10, 0x0}, 0x70) prlimit64(r1, 0x0, &(0x7f0000000000)={0x7, 0x10000}, &(0x7f0000000400)) ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r5 = bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f00000000c0)={&(0x7f0000000080)='sched_switch\x00', r4}, 0x10) sendmmsg$unix(0xffffffffffffffff, &(0x7f00000087c0)=[{{0x0, 0x0, &(0x7f0000000280)=[{&(0x7f0000000340)="752384037276623af5639b6a609aae05867a472736496fd7af94a6716acefbb9bb5ba16c4e0537e05042acad9a6a7c460b47b3ffe7d531efe42b2a581d8497c0c6e97e55f61dddc3a3702e8d11d281aa6cc82f1c7944b7fa58154ddb75ac7b17ef25408be34a533e1cc1b6c5f817543a1dbe9c15dd82f4742d8318ef9977a06d786a14b9784252a1cf576a85d6496ea158e9299c09093c0ddf840401a22353d05383341fa8388c868c8337c90dbf494c881730f1f4e2420937b1", 0xba}], 0x1, &(0x7f00000002c0)=[@cred={{0x1c, 0x1, 0x2, {r1}}}, @cred={{0x1c, 0x1, 0x2, {r1, 0x0, 0xee01}}}], 0x40, 0x24048814}}, {{0x0, 0x0, &(0x7f0000000b40)=[{&(0x7f0000000840)="7ee0255692350f13f34ceb0d2f3e6d4893ad62894f30a1b018fdcd7eea61eed31750537752647650be017bc77da704ba1f69fc5227f6e99e920fbf367e42d28d313c3fc21ea04bcc1ab834226665db6a38dc2d7835573d634a24217b6fe63a9afc961f9597d8d2f3c8881b6a564a79c7fe9b60fbbcfd62221022b45c1b32fabc82161d6196fbf768d1eaa780e3d8df80d21e2f221f51d4083297d0388acb557dbf441f255c1af96b01124284ddef5a252fe3008461764264b631cae2ae", 0xbd}, {&(0x7f0000000940)="aaf0a13237e98477da52b9434649c0fc5cc05a188a5a3c44aaf4f2850418371e43254e7ab50d7b1683cad9349754a9254e952f77022eeefeceb9642d6b6ac5cb8216df16bf7e345b79", 0x49}, {&(0x7f00000009c0)="c2ba1a8f103167e31669bbc62727a7d88ea2239c556d88d8df86096cb95c8c4793943ce22a4bac39f63be65300706d34a0fdee505935d98647adb83416a101ab672c63d1da216cf2d2cb712222b539e36431f457cba73fee458f10d263b1043ce4bd4de92f6722124e346eb6e5981e7dfcca52a2f5b68420a3c0be07480a593ef6c4fa5cc1cd9fc168eec433e7f7662e22a70ce73820f9bc5968a9ac2515208ddb3b2b925df94ebcaf2d00629a61200ed0ef43b545086990498fcfc5d4d1f98d1add4fe673d5aee46a8ad2a95a3a15a58ffd75ad2de31fa0dfcae0957e859cdb6e419674426c62d9ae5a636e3a80", 0xee}, {&(0x7f0000000ac0)="915d48fa35bb4f12d70be9ea71295925f8bf27b1e5775c4eface241a85a108c2410a63d8c161b380ebf76b472c5211c7787943e756326cd224e95464fbcc73605a54d684b7d6603ce636808128ece9fb8097a2", 0x53}, {0x0}], 0x5, &(0x7f0000002e00)=[@cred={{0x1c, 0x1, 0x2, {0x0, 0xffffffffffffffff, 0xee00}}}, @cred={{0x1c}}, @rights={{0x2c, 0x1, 0x1, [0xffffffffffffffff, 0xffffffffffffffff, r0, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, r4]}}, @rights={{0x24, 0x1, 0x1, [r5, 0xffffffffffffffff, 0xffffffffffffffff, r4, 0xffffffffffffffff]}}], 0x98, 0x24040040}}, {{0x0, 0x0, &(0x7f0000004100)=[{&(0x7f0000002f40)="637b067f6f99f10cf92d46aea478a379b64f74b6cc226ea87ae4dfcade98f00ffff419239b1e5237e29c77babd53b768c6ad1b737bf908e1e321d457952a3d0c6c559a4af90c74640ba975989271cb01056ac475238d05c8e74b936a6e4ca95e6ce834a82b06d98646a42526ecee1d75934e011ad16d", 0x76}, {&(0x7f0000002fc0)}, {0x0}, {&(0x7f00000040c0)="7886974179698d4c40ac77ac1e2aa4298505fe54b89e5b20ee2cb5b2e216", 0x1e}], 0x4, 0x0, 0x0, 0x40048c4}}, {{0x0, 0x0, 0x0, 0x0, &(0x7f0000005440)=[@cred={{0x1c}}], 0x20, 0x10}}, {{0x0, 0x0, &(0x7f00000086c0)=[{&(0x7f0000005500)="21e6f39df30227ba9da9edf4a1f3dfe4cf9433853b7022b246949a6e1c5f12be85c3be82d6921d2640dc82d7937e97126c908bf8393f5ad7aabee741c17d02348df77176be6403bbb6fcd79958cb855cf37a20081da66ebba8930691bfda12342a802016e42c7fc3204f97ea62b87dfc808df3498dd7ce696710196c56f36bbd9f2367a3bde9faa65c4f4466c5cc3d8f329e9e1657e6fa8cea232ce8e78d9df7e70ae82d463fdec63aec8ffac4b443b8c1", 0xb1}, {&(0x7f0000005680)="de8adb8192504ec5522f2f65a99259a0a679a9cced32ab14373c86eab447f7621671e193546b2ad9913bdab3575aff4d041d735da77f6484b7b2fd1204ccc6405bd4de9040a30b26a0bf28acf9b040b206f97c43cc7d426132b572532d359282f161ccbb93be3cb479a65fcf7fb769084d6955101820396251671d88ca6624a58b89299a128eab42247e9c1a40d04488f806ec35e01ed5931a2e2704ee2405d274b75e2f16be3e717e994600810e7e136d6218e78f470134d97a56daaead90b13e32260e6e94e3ff2a795c3a3ea0d9cc93ac6a40d030964246dbfcd9abf8d210de80e2a2cbf2aefda944d69d7d7588449c28ddd31332a897df0dca7fc2d7f70d0e6cdf1f75c254c4d2f0306e7cae137c32e5b652c947e53a8361160c0701ce2721589b8fbf8a25ae3cf2da2fd7a8e8ea42fa4076c6daa69afc44816f4dc5775f5fc3a2361b2a55f7a1ddf3d995db6044d86e406f1b39dd4a81786ae6933a72bdb43a8774b5423ca664ed6b6e2bc68d5e084e5447db9bdce222344ff3d51177441b8193d5312f0465e114886d1fb5c8dc23880ab68d5c1b82108de6ac33ad2638f3b5a60f9c83dbbe8dc18b774955e9d20f03e9fccd2c15256c0a836a2c6af60bb1644a23cfbc8d4012a0b4426aa97144f5f7f3830df5bca2d75a2134639ef0d2f64c91fb425143c2d0b920bb53580d568578259d73bfe1fbbd2d2882d83943afa6587b96219c4c72011ce21134b9f4a54e66b50559b5e031dc2f425ce8ca5e822778cf2be456c6363f2280862b1cf0e8cca40e6c4354a981697724f8deb82ef9669108a324c9536d5e185e1854ad7c0c7b5e7b01ea3f7cb47aa5702b9588563eceb4f0d3c069fe2f79b0de1478ecdb18375e0674a7605774e3ead720b52229a3cfeae1a9b306746e1dfde8a64ed55e7c628fde3a5596b4bc18df278c39e5f624b002184a599982bb423939df5d735f2c3170f9728ddfe40d730014b8acdcd8db33dcbf7cbb0ae08fccccd902219673437407756343081edfa830287fa98e4ffdce1e910611b937e02174746104a727e8d8e381721918e45ef0f8be0fdf592b810ee4a73c5cb2315f94042eaa91574db112bf3f0add22d026ed58f791bfc46b33d8757523993cb50aab386980fdc196f12e92b9a05b7a980c123bfb2c7ffd2dcf68af46d95ef25253c53f15a26e67fcca2243641bd5cd60337b299720f04cba8b785a7df1c43e044fa5aa13edd9a90489248407ba1ba5a482918fbde5164714fd71d2eec6fecc0f9366bd1aafc99e0c6b9e0f60a88459a070b39f6c366cc534be3f04c6fa65ab8e55990bb9bc68992acf93f171348436e40434ad20cd1ad0301467b9e4aeb4c98649fbdf6e3f7f3a3ae02988249b1897ed03c41bc0af1499db8fc508dca792486e00f3309d4835726b7386d8d41f622c3c486e0720a80e2be01b9d7ff21ef5f4d672207b6f0864c92b3a84f8e0756871d79d6a176e5b148762fe165ce30fc66b63e3c7a29b613a3108602bccf9831955df8c65cd6dcd1fed938d3ec08dfbf19f3c69c632f74f858c54b3478e4cba993fed0f81eec2eedcb217a3239dda85b82240624f5d3bccdae5f208f12d5fd6a6a470e07fe706fbb8372b2c01f4afeb10e1dce3a41216e802062fe0a17f3e311ba84e780b8bb6f967f79772fda7b38571d8c7ff8811b8c1e3e9d2af1dbb06b039e25f08fb0a364f44bed8f88483c5319e82665db512c198b9f5e868726e2d8c0f0c3d6934d3ff2462a8dd0acb0b32d7a18c050b00acc20e8473153d1ea343313e460486df1bbdd72e2c961b759f232eb8e5e87e82a8e77e1b6e57128b97f27ffdda024a7235341ce43ca45e1744759c7f4901a36a441a90f188cbd7068bbf2718e54a0b14f02244f0892fd67fbdd30a3c50360001da2e717546d56c70bf32a614d5fe2d618441d7a8b00d6297eecaa86dca9e8213af98534529632a6263a7b7a8", 0x575}, {&(0x7f0000006680)}, {0x0}, {&(0x7f0000008680)="7dbebf4cac6e576dc6327f72820ef4", 0xf}], 0x5, &(0x7f0000008740)=[@rights={{0x14, 0x1, 0x1, [r0]}}, @rights={{0x24, 0x1, 0x1, [0xffffffffffffffff, r0, 0xffffffffffffffff, r4, r5]}}, @rights={{0x18, 0x1, 0x1, [r4, 0xffffffffffffffff]}}], 0x58, 0x20040040}}], 0x5, 0x40000) r6 = openat$loop_ctrl(0xffffff9c, &(0x7f0000000040), 0x0, 0x0) sendmsg$nl_route(r5, &(0x7f0000000300)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x200}, 0xc, 0x0, 0x1, 0x0, 0x0, 0x4000004}, 0x8010) ioctl$LOOP_CTL_ADD(r6, 0x4c80, 0x0) (fail_nth: 52) ioctl$LOOP_CTL_REMOVE(r6, 0x4c81, 0x0) r7 = creat(&(0x7f0000000240)='./file0\x00', 0x0) fallocate(r7, 0x100000011, 0x0, 0x2811fdff) [ 1842.834855][T23281] bridge0: port 1(bridge_slave_0) entered blocking state [ 1842.841902][T23281] bridge0: port 1(bridge_slave_0) entered forwarding state [ 1842.849856][T23281] bridge0: port 2(bridge_slave_1) entered blocking state [ 1842.856875][T23281] bridge0: port 2(bridge_slave_1) entered forwarding state 03:25:56 executing program 0: sendmsg$nl_route(0xffffffffffffffff, 0x0, 0x0) socket$netlink(0x10, 0x3, 0x0) openat$hwrng(0xffffffffffffff9c, 0x0, 0x0, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) sendmsg$netlink(r1, &(0x7f0000006440)={0x0, 0x0, &(0x7f00000063c0)=[{&(0x7f0000000600)={0x34, 0x10, 0x1, 0x0, 0x0, "", [@typed={0x8, 0x0, 0x0, 0x0, @u32}, @typed={0x8, 0x0, 0x0, 0x0, @uid}, @typed={0x14, 0x1b, 0x0, 0x0, @ipv6=@loopback={0x21}}]}, 0x34}], 0x1}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x50000000, &(0x7f0000000240)={&(0x7f0000000180)=@newlink={0x28, 0x10, 0x801, 0x682000a0, 0x0, {0x0, 0x0, 0x10, 0x0, 0xa8d}, [@IFLA_GROUP={0x8}]}, 0x28}}, 0x0) 03:25:56 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) open(0x0, 0x0, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) sendmsg$netlink(r1, &(0x7f0000006440)={0x0, 0x0, &(0x7f00000063c0)=[{&(0x7f0000000600)={0x34, 0x0, 0x1, 0x0, 0x0, "", [@typed={0x8, 0x0, 0x0, 0x0, @u32}, @typed={0x8, 0x0, 0x0, 0x0, @uid}, @typed={0x14, 0x1b, 0x0, 0x0, @ipv6=@loopback={0x21}}]}, 0x34}], 0x1}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x50000002, &(0x7f0000000240)={&(0x7f0000000180)=@newlink={0x28, 0x10, 0x801, 0x0, 0x0, {0x0, 0x0, 0x10, 0x0, 0xa8d}, [@IFLA_GROUP={0x8}]}, 0x28}}, 0x0) [ 1842.886258][T23286] netlink: 'syz-executor.4': attribute type 27 has an invalid length. [ 1842.906478][T23286] bridge0: port 2(bridge_slave_1) entered disabled state [ 1842.913556][T23286] bridge0: port 1(bridge_slave_0) entered disabled state [ 1842.969757][T23291] bridge0: port 1(bridge_slave_0) entered blocking state [ 1842.976842][T23291] bridge0: port 1(bridge_slave_0) entered forwarding state [ 1842.988923][T23291] bridge0: port 2(bridge_slave_1) entered blocking state [ 1842.995993][T23291] bridge0: port 2(bridge_slave_1) entered forwarding state [ 1843.013411][T23319] FAULT_INJECTION: forcing a failure. [ 1843.013411][T23319] name failslab, interval 1, probability 0, space 0, times 0 [ 1843.026090][T23319] CPU: 1 PID: 23319 Comm: syz-executor.3 Tainted: G W 5.10.160-syzkaller-01321-g003c389455eb #0 [ 1843.037775][T23319] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 1843.047804][T23319] Call Trace: [ 1843.051073][T23319] dump_stack_lvl+0x1e2/0x24b [ 1843.055724][T23319] ? panic+0x7d7/0x7d7 [ 1843.059768][T23319] ? bfq_pos_tree_add_move+0x43e/0x43e [ 1843.065205][T23319] ? ___ratelimit+0xb2/0x600 [ 1843.069776][T23319] dump_stack+0x15/0x17 [ 1843.073905][T23319] should_fail+0x3c0/0x510 [ 1843.078295][T23319] __should_failslab+0x9f/0xe0 [ 1843.083033][T23319] should_failslab+0x9/0x20 [ 1843.087513][T23319] kmem_cache_alloc+0x3f/0x300 [ 1843.092248][T23319] ? __kernfs_new_node+0xdb/0x6e0 [ 1843.097248][T23319] __kernfs_new_node+0xdb/0x6e0 [ 1843.102076][T23319] ? __kasan_check_write+0x14/0x20 [ 1843.107163][T23319] ? mutex_lock+0xb2/0x1e0 [ 1843.111556][T23319] ? mutex_trylock+0x180/0x180 [ 1843.116292][T23319] ? kernfs_new_node+0x170/0x170 [ 1843.121207][T23319] ? __kasan_check_write+0x14/0x20 [ 1843.126294][T23319] ? mutex_unlock+0x29/0xf0 [ 1843.130774][T23319] ? kernfs_activate+0x409/0x420 [ 1843.135686][T23319] kernfs_new_node+0x97/0x170 [ 1843.140338][T23319] __kernfs_create_file+0x4a/0x270 [ 1843.145431][T23319] sysfs_add_file_mode_ns+0x273/0x320 [ 1843.150778][T23319] sysfs_merge_group+0x207/0x460 [ 1843.155690][T23319] ? sysfs_remove_groups+0xb0/0xb0 [ 1843.160785][T23319] dpm_sysfs_add+0xcf/0x290 [ 1843.165269][T23319] device_add+0x52c/0xbd0 [ 1843.170713][T23319] device_create+0x258/0x2e0 [ 1843.175289][T23319] ? root_device_unregister+0x80/0x80 [ 1843.180636][T23319] ? number+0xd9b/0x1040 [ 1843.184853][T23319] bdi_register_va+0x94/0x600 [ 1843.189506][T23319] bdi_register+0xd1/0x120 [ 1843.193897][T23319] ? irqentry_exit+0x50/0x60 [ 1843.198461][T23319] ? sysvec_reschedule_ipi+0x84/0x160 [ 1843.203812][T23319] ? __device_add_disk+0x536/0x11d0 [ 1843.208982][T23319] ? bdi_register_va+0x600/0x600 [ 1843.213894][T23319] ? __device_add_disk+0x1a9/0x11d0 [ 1843.219068][T23319] ? blk_alloc_devt+0xd4/0x320 [ 1843.223806][T23319] __device_add_disk+0x5cb/0x11d0 [ 1843.228807][T23319] ? device_add_disk+0x40/0x40 [ 1843.233550][T23319] ? loop_add+0x400/0x760 [ 1843.237856][T23319] ? vsprintf+0x40/0x40 [ 1843.241989][T23319] device_add_disk+0x2a/0x40 [ 1843.246553][T23319] loop_add+0x58f/0x760 [ 1843.250688][T23319] loop_control_ioctl+0x564/0x740 [ 1843.255688][T23319] ? loop_remove+0xb0/0xb0 [ 1843.260079][T23319] ? __fget_files+0x310/0x370 [ 1843.264738][T23319] ? security_file_ioctl+0xb1/0xd0 [ 1843.269823][T23319] ? loop_remove+0xb0/0xb0 [ 1843.274214][T23319] __se_sys_ioctl+0x115/0x190 [ 1843.278864][T23319] __x64_sys_ioctl+0x7b/0x90 [ 1843.283429][T23319] do_syscall_64+0x34/0x70 [ 1843.287820][T23319] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 1843.293685][T23319] RIP: 0033:0x7f0de7cfa0a9 [ 1843.298081][T23319] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 f1 19 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 1843.317660][T23319] RSP: 002b:00007f0de6a2b168 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 1843.326922][T23319] RAX: ffffffffffffffda RBX: 00007f0de7e1a120 RCX: 00007f0de7cfa0a9 [ 1843.334870][T23319] RDX: 0000000000000000 RSI: 0000000000004c80 RDI: 0000000000000008 [ 1843.342816][T23319] RBP: 00007f0de6a2b1d0 R08: 0000000000000000 R09: 0000000000000000 [ 1843.350761][T23319] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 1843.358711][T23319] R13: 00007ffd739418ef R14: 00007f0de6a2b300 R15: 0000000000022000 [ 1843.368447][T23319] ------------[ cut here ]------------ [ 1843.373941][T23319] WARNING: CPU: 1 PID: 23319 at block/genhd.c:821 __device_add_disk+0xe7c/0x11d0 [ 1843.383088][T23319] Modules linked in: [ 1843.387038][T23319] CPU: 1 PID: 23319 Comm: syz-executor.3 Tainted: G W 5.10.160-syzkaller-01321-g003c389455eb #0 [ 1843.398768][T23319] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 1843.408871][T23319] RIP: 0010:__device_add_disk+0xe7c/0x11d0 [ 1843.414691][T23319] Code: ff ff e8 b7 ee 2b ff 0f 0b e9 28 f3 ff ff e8 ab ee 2b ff 0f 0b 42 80 3c 33 00 0f 85 db f8 ff ff e9 de f8 ff ff e8 94 ee 2b ff <0f> 0b e9 60 f7 ff ff e8 88 ee 2b ff e9 13 ff ff ff 44 89 f1 80 e1 [ 1843.434359][T23319] RSP: 0018:ffffc90000df7bc0 EFLAGS: 00010283 [ 1843.440478][T23319] RAX: ffffffff8241331c RBX: 00000000fffffff4 RCX: 0000000000040000 [ 1843.448660][T23319] RDX: ffffc900020fb000 RSI: 0000000000035722 RDI: 0000000000035723 [ 1843.456694][T23319] RBP: ffffc90000df7d08 R08: ffffffff82412a76 R09: ffffc90000df7610 [ 1843.464656][T23319] R10: 0000000000000013 R11: ffffffff84c00596 R12: 0000000000000007 [ 1843.472642][T23319] R13: ffff88816a67f000 R14: ffff88816a67c338 R15: ffff88816a67c000 [ 1843.480618][T23319] FS: 00007f0de6a2b700(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000 [ 1843.489555][T23319] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 1843.496137][T23319] CR2: 00000000201a9000 CR3: 000000018122f000 CR4: 00000000003506b0 [ 1843.504101][T23319] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 1843.512080][T23319] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 1843.520047][T23319] Call Trace: [ 1843.523332][T23319] ? device_add_disk+0x40/0x40 [ 1843.528096][T23319] ? loop_add+0x400/0x760 [ 1843.532413][T23319] ? vsprintf+0x40/0x40 [ 1843.536568][T23319] device_add_disk+0x2a/0x40 [ 1843.541146][T23319] loop_add+0x58f/0x760 [ 1843.545292][T23319] loop_control_ioctl+0x564/0x740 [ 1843.550330][T23319] ? loop_remove+0xb0/0xb0 [ 1843.554737][T23319] ? __fget_files+0x310/0x370 [ 1843.559417][T23319] ? security_file_ioctl+0xb1/0xd0 [ 1843.564525][T23319] ? loop_remove+0xb0/0xb0 [ 1843.568957][T23319] __se_sys_ioctl+0x115/0x190 [ 1843.573625][T23319] __x64_sys_ioctl+0x7b/0x90 [ 1843.578216][T23319] do_syscall_64+0x34/0x70 [ 1843.582621][T23319] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 1843.588508][T23319] RIP: 0033:0x7f0de7cfa0a9 [ 1843.592910][T23319] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 f1 19 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 1843.612526][T23319] RSP: 002b:00007f0de6a2b168 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 1843.620941][T23319] RAX: ffffffffffffffda RBX: 00007f0de7e1a120 RCX: 00007f0de7cfa0a9 [ 1843.628911][T23319] RDX: 0000000000000000 RSI: 0000000000004c80 RDI: 0000000000000008 [ 1843.636879][T23319] RBP: 00007f0de6a2b1d0 R08: 0000000000000000 R09: 0000000000000000 [ 1843.644834][T23319] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 1843.652824][T23319] R13: 00007ffd739418ef R14: 00007f0de6a2b300 R15: 0000000000022000 [ 1843.660796][T23319] ---[ end trace 3d581eb7e408cfb2 ]--- 03:25:57 executing program 4: ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, 0x0) openat$hwrng(0xffffffffffffff9c, 0x0, 0x0, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) open(0x0, 0x0, 0x0) open(0x0, 0x0, 0x0) syz_open_procfs(0x0, 0x0) syz_genetlink_get_family_id$ipvs(0x0, 0xffffffffffffffff) r1 = socket$netlink(0x10, 0x3, 0x0) sendmsg$netlink(r1, &(0x7f0000006440)={0x0, 0x0, &(0x7f00000063c0)=[{&(0x7f0000000600)={0x34, 0x10, 0x1, 0x0, 0x0, "", [@typed={0x8, 0x0, 0x0, 0x0, @u32}, @typed={0x8, 0x0, 0x0, 0x0, @uid}, @typed={0x14, 0x1b, 0x0, 0x0, @ipv6=@loopback={0x21}}]}, 0x34}], 0x1}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x50000000, &(0x7f0000000240)={&(0x7f0000000180)=@newlink={0x28, 0x10, 0x801, 0xa002ac50, 0x0, {0x0, 0x0, 0x10, 0x0, 0xa8d}, [@IFLA_GROUP={0x8}]}, 0x28}}, 0x0) 03:25:57 executing program 3: bpf$ENABLE_STATS(0x20, 0x0, 0x0) r0 = openat$kvm(0xffffffffffffff9c, 0x0, 0x0, 0x0) prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r1 = getpid() sched_setaffinity(0x0, 0x8, &(0x7f0000000240)=0x2) sched_setscheduler(r1, 0x2, &(0x7f0000000200)=0x4) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) connect$unix(r2, &(0x7f0000000180)=@abs, 0x6e) sendmmsg$unix(r3, &(0x7f00000bd000), 0x318, 0x0) recvmmsg(r2, &(0x7f00000000c0), 0x10106, 0x2, 0x0) r4 = bpf$PROG_LOAD(0x5, &(0x7f0000000440)={0x11, 0x6, &(0x7f00000004c0)=ANY=[@ANYBLOB="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"/608], &(0x7f0000000080)='GPL\x00', 0x5, 0x29e, &(0x7f000000cf3d)=""/195, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x6, 0x0, 0x0, 0x10, 0x0}, 0x70) prlimit64(r1, 0x0, &(0x7f0000000000)={0x7, 0x10000}, &(0x7f0000000400)) ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r5 = bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f00000000c0)={&(0x7f0000000080)='sched_switch\x00', r4}, 0x10) sendmmsg$unix(0xffffffffffffffff, &(0x7f00000087c0)=[{{0x0, 0x0, &(0x7f0000000280)=[{&(0x7f0000000340)="752384037276623af5639b6a609aae05867a472736496fd7af94a6716acefbb9bb5ba16c4e0537e05042acad9a6a7c460b47b3ffe7d531efe42b2a581d8497c0c6e97e55f61dddc3a3702e8d11d281aa6cc82f1c7944b7fa58154ddb75ac7b17ef25408be34a533e1cc1b6c5f817543a1dbe9c15dd82f4742d8318ef9977a06d786a14b9784252a1cf576a85d6496ea158e9299c09093c0ddf840401a22353d05383341fa8388c868c8337c90dbf494c881730f1f4e2420937b1", 0xba}], 0x1, &(0x7f00000002c0)=[@cred={{0x1c, 0x1, 0x2, {r1}}}, @cred={{0x1c, 0x1, 0x2, {r1, 0x0, 0xee01}}}], 0x40, 0x24048814}}, {{0x0, 0x0, &(0x7f0000000b40)=[{&(0x7f0000000840)="7ee0255692350f13f34ceb0d2f3e6d4893ad62894f30a1b018fdcd7eea61eed31750537752647650be017bc77da704ba1f69fc5227f6e99e920fbf367e42d28d313c3fc21ea04bcc1ab834226665db6a38dc2d7835573d634a24217b6fe63a9afc961f9597d8d2f3c8881b6a564a79c7fe9b60fbbcfd62221022b45c1b32fabc82161d6196fbf768d1eaa780e3d8df80d21e2f221f51d4083297d0388acb557dbf441f255c1af96b01124284ddef5a252fe3008461764264b631cae2ae", 0xbd}, {&(0x7f0000000940)="aaf0a13237e98477da52b9434649c0fc5cc05a188a5a3c44aaf4f2850418371e43254e7ab50d7b1683cad9349754a9254e952f77022eeefeceb9642d6b6ac5cb8216df16bf7e345b79", 0x49}, {&(0x7f00000009c0)="c2ba1a8f103167e31669bbc62727a7d88ea2239c556d88d8df86096cb95c8c4793943ce22a4bac39f63be65300706d34a0fdee505935d98647adb83416a101ab672c63d1da216cf2d2cb712222b539e36431f457cba73fee458f10d263b1043ce4bd4de92f6722124e346eb6e5981e7dfcca52a2f5b68420a3c0be07480a593ef6c4fa5cc1cd9fc168eec433e7f7662e22a70ce73820f9bc5968a9ac2515208ddb3b2b925df94ebcaf2d00629a61200ed0ef43b545086990498fcfc5d4d1f98d1add4fe673d5aee46a8ad2a95a3a15a58ffd75ad2de31fa0dfcae0957e859cdb6e419674426c62d9ae5a636e3a80", 0xee}, {&(0x7f0000000ac0)="915d48fa35bb4f12d70be9ea71295925f8bf27b1e5775c4eface241a85a108c2410a63d8c161b380ebf76b472c5211c7787943e756326cd224e95464fbcc73605a54d684b7d6603ce636808128ece9fb8097a2", 0x53}, {0x0}], 0x5, &(0x7f0000002e00)=[@cred={{0x1c, 0x1, 0x2, {0x0, 0xffffffffffffffff, 0xee00}}}, @cred={{0x1c}}, @rights={{0x2c, 0x1, 0x1, [0xffffffffffffffff, 0xffffffffffffffff, r0, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, r4]}}, @rights={{0x24, 0x1, 0x1, [r5, 0xffffffffffffffff, 0xffffffffffffffff, r4, 0xffffffffffffffff]}}], 0x98, 0x24040040}}, {{0x0, 0x0, &(0x7f0000004100)=[{&(0x7f0000002f40)="637b067f6f99f10cf92d46aea478a379b64f74b6cc226ea87ae4dfcade98f00ffff419239b1e5237e29c77babd53b768c6ad1b737bf908e1e321d457952a3d0c6c559a4af90c74640ba975989271cb01056ac475238d05c8e74b936a6e4ca95e6ce834a82b06d98646a42526ecee1d75934e011ad16d", 0x76}, {&(0x7f0000002fc0)}, {0x0}, {&(0x7f00000040c0)="7886974179698d4c40ac77ac1e2aa4298505fe54b89e5b20ee2cb5b2e216", 0x1e}], 0x4, 0x0, 0x0, 0x40048c4}}, {{0x0, 0x0, 0x0, 0x0, &(0x7f0000005440)=[@cred={{0x1c}}], 0x20, 0x10}}, {{0x0, 0x0, &(0x7f00000086c0)=[{&(0x7f0000005500)="21e6f39df30227ba9da9edf4a1f3dfe4cf9433853b7022b246949a6e1c5f12be85c3be82d6921d2640dc82d7937e97126c908bf8393f5ad7aabee741c17d02348df77176be6403bbb6fcd79958cb855cf37a20081da66ebba8930691bfda12342a802016e42c7fc3204f97ea62b87dfc808df3498dd7ce696710196c56f36bbd9f2367a3bde9faa65c4f4466c5cc3d8f329e9e1657e6fa8cea232ce8e78d9df7e70ae82d463fdec63aec8ffac4b443b8c1", 0xb1}, {&(0x7f0000005680)="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", 0x575}, {&(0x7f0000006680)}, {0x0}, {&(0x7f0000008680)="7dbebf4cac6e576dc6327f72820ef4", 0xf}], 0x5, &(0x7f0000008740)=[@rights={{0x14, 0x1, 0x1, [r0]}}, @rights={{0x24, 0x1, 0x1, [0xffffffffffffffff, r0, 0xffffffffffffffff, r4, r5]}}, @rights={{0x18, 0x1, 0x1, [r4, 0xffffffffffffffff]}}], 0x58, 0x20040040}}], 0x5, 0x40000) r6 = openat$loop_ctrl(0xffffff9c, &(0x7f0000000040), 0x0, 0x0) sendmsg$nl_route(r5, &(0x7f0000000300)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x200}, 0xc, 0x0, 0x1, 0x0, 0x0, 0x4000004}, 0x8010) ioctl$LOOP_CTL_ADD(r6, 0x4c80, 0x0) (fail_nth: 53) ioctl$LOOP_CTL_REMOVE(r6, 0x4c81, 0x0) r7 = creat(&(0x7f0000000240)='./file0\x00', 0x0) fallocate(r7, 0x100000011, 0x0, 0x2811fdff) [ 1843.825466][T23324] SELinux: unrecognized netlink message: protocol=0 nlmsg_type=0 sclass=netlink_route_socket pid=23324 comm=syz-executor.1 [ 1843.855950][T23299] netlink: 'syz-executor.5': attribute type 27 has an invalid length. 03:25:57 executing program 2: socket$nl_route(0x10, 0x3, 0x0) socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={0x0}}, 0x0) r0 = bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f0000000200)={0x18, 0x4, &(0x7f00000002c0)=ANY=[@ANYBLOB="18010000000000000000000000000000850000006d00000095"], &(0x7f0000000100)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, 0x2, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0}, 0x80) bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f0000000080)={&(0x7f0000000000)='sched_switch\x00', r0}, 0x10) ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, 0x0) socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(0xffffffffffffffff, 0x0, 0x0) openat$hwrng(0xffffffffffffff9c, &(0x7f00000001c0), 0x0, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) sendmsg$netlink(r1, &(0x7f0000006440)={0x0, 0x0, &(0x7f00000063c0)=[{&(0x7f0000000600)={0x34, 0x10, 0x1, 0x8, 0x0, "", [@typed={0x8, 0x0, 0x0, 0x0, @u32}, @typed={0x8, 0x0, 0x0, 0x0, @uid}, @typed={0x14, 0x1b, 0x0, 0x0, @ipv6=@loopback={0x21}}]}, 0x34}], 0x1}, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000140)={0x0, 0x50000000, &(0x7f0000000240)={&(0x7f0000000180)=@newlink={0x28, 0x10, 0x801, 0x0, 0x0, {0x0, 0x0, 0x10, 0x0, 0xa8d}, [@IFLA_GROUP={0x8}]}, 0x28}}, 0x0) [ 1843.878620][T23299] bridge0: port 2(bridge_slave_1) entered disabled state [ 1843.885737][T23299] bridge0: port 1(bridge_slave_0) entered disabled state [ 1843.903053][T23301] netlink: 'syz-executor.2': attribute type 27 has an invalid length. [ 1843.955197][T23306] bridge0: port 1(bridge_slave_0) entered blocking state [ 1843.962282][T23306] bridge0: port 1(bridge_slave_0) entered forwarding state [ 1843.985553][T23332] FAULT_INJECTION: forcing a failure. [ 1843.985553][T23332] name failslab, interval 1, probability 0, space 0, times 0 [ 1843.998219][T23332] CPU: 1 PID: 23332 Comm: syz-executor.3 Tainted: G W 5.10.160-syzkaller-01321-g003c389455eb #0 [ 1844.009909][T23332] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 1844.019938][T23332] Call Trace: [ 1844.023206][T23332] dump_stack_lvl+0x1e2/0x24b [ 1844.027859][T23332] ? panic+0x7d7/0x7d7 [ 1844.031903][T23332] ? bfq_pos_tree_add_move+0x43e/0x43e [ 1844.037335][T23332] ? __schedule+0x86e/0xc00 [ 1844.041812][T23332] dump_stack+0x15/0x17 [ 1844.045941][T23332] should_fail+0x3c0/0x510 [ 1844.050339][T23332] __should_failslab+0x9f/0xe0 [ 1844.055077][T23332] should_failslab+0x9/0x20 [ 1844.059551][T23332] kmem_cache_alloc+0x3f/0x300 [ 1844.064294][T23332] ? __kernfs_new_node+0xdb/0x6e0 [ 1844.069304][T23332] ? preempt_schedule_notrace+0x140/0x140 [ 1844.074999][T23332] __kernfs_new_node+0xdb/0x6e0 [ 1844.079828][T23332] ? __kasan_check_write+0x14/0x20 [ 1844.084912][T23332] ? mutex_lock+0xb2/0x1e0 [ 1844.089304][T23332] ? mutex_trylock+0x180/0x180 [ 1844.094043][T23332] ? kernfs_new_node+0x170/0x170 [ 1844.098958][T23332] ? __kasan_check_write+0x14/0x20 [ 1844.104043][T23332] ? mutex_unlock+0x29/0xf0 [ 1844.108522][T23332] ? kernfs_activate+0x409/0x420 [ 1844.113433][T23332] kernfs_new_node+0x97/0x170 [ 1844.118086][T23332] __kernfs_create_file+0x4a/0x270 [ 1844.123172][T23332] sysfs_add_file_mode_ns+0x273/0x320 [ 1844.128605][T23332] sysfs_merge_group+0x207/0x460 [ 1844.133524][T23332] ? sysfs_remove_groups+0xb0/0xb0 [ 1844.138609][T23332] dpm_sysfs_add+0xcf/0x290 [ 1844.143087][T23332] device_add+0x52c/0xbd0 [ 1844.147392][T23332] device_create+0x258/0x2e0 [ 1844.151962][T23332] ? root_device_unregister+0x80/0x80 [ 1844.157312][T23332] ? __kasan_check_read+0x11/0x20 [ 1844.162330][T23332] ? preempt_schedule_irq+0xef/0x140 [ 1844.167590][T23332] ? preempt_schedule_notrace+0x140/0x140 [ 1844.173282][T23332] bdi_register_va+0x94/0x600 [ 1844.177934][T23332] bdi_register+0xd1/0x120 [ 1844.182325][T23332] ? asm_sysvec_reschedule_ipi+0x12/0x20 [ 1844.187930][T23332] ? __device_add_disk+0x536/0x11d0 [ 1844.193099][T23332] ? bdi_register_va+0x600/0x600 [ 1844.198016][T23332] ? blk_alloc_devt+0x1e5/0x320 [ 1844.202845][T23332] __device_add_disk+0x5cb/0x11d0 [ 1844.207849][T23332] ? device_add_disk+0x40/0x40 [ 1844.212589][T23332] ? loop_add+0x400/0x760 [ 1844.216895][T23332] ? vsprintf+0x40/0x40 [ 1844.221025][T23332] device_add_disk+0x2a/0x40 [ 1844.225593][T23332] loop_add+0x58f/0x760 [ 1844.229727][T23332] loop_control_ioctl+0x564/0x740 [ 1844.234745][T23332] ? loop_remove+0xb0/0xb0 [ 1844.239139][T23332] ? __fget_files+0x310/0x370 [ 1844.243792][T23332] ? security_file_ioctl+0xb1/0xd0 [ 1844.248878][T23332] ? loop_remove+0xb0/0xb0 [ 1844.253432][T23332] __se_sys_ioctl+0x115/0x190 [ 1844.258085][T23332] __x64_sys_ioctl+0x7b/0x90 [ 1844.262657][T23332] do_syscall_64+0x34/0x70 [ 1844.267051][T23332] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 1844.272918][T23332] RIP: 0033:0x7f0de7cfa0a9 [ 1844.277308][T23332] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 f1 19 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 1844.296887][T23332] RSP: 002b:00007f0de6a2b168 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 1844.305275][T23332] RAX: ffffffffffffffda RBX: 00007f0de7e1a120 RCX: 00007f0de7cfa0a9 [ 1844.313221][T23332] RDX: 0000000000000000 RSI: 0000000000004c80 RDI: 0000000000000008 [ 1844.321167][T23332] RBP: 00007f0de6a2b1d0 R08: 0000000000000000 R09: 0000000000000000 [ 1844.329120][T23332] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 1844.337068][T23332] R13: 00007ffd739418ef R14: 00007f0de6a2b300 R15: 0000000000022000 [ 1844.346020][T23332] ------------[ cut here ]------------ [ 1844.351514][T23332] WARNING: CPU: 1 PID: 23332 at block/genhd.c:821 __device_add_disk+0xe7c/0x11d0 [ 1844.360650][T23332] Modules linked in: [ 1844.364585][T23332] CPU: 1 PID: 23332 Comm: syz-executor.3 Tainted: G W 5.10.160-syzkaller-01321-g003c389455eb #0 [ 1844.376318][T23332] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 1844.386417][T23332] RIP: 0010:__device_add_disk+0xe7c/0x11d0 [ 1844.392238][T23332] Code: ff ff e8 b7 ee 2b ff 0f 0b e9 28 f3 ff ff e8 ab ee 2b ff 0f 0b 42 80 3c 33 00 0f 85 db f8 ff ff e9 de f8 ff ff e8 94 ee 2b ff <0f> 0b e9 60 f7 ff ff e8 88 ee 2b ff e9 13 ff ff ff 44 89 f1 80 e1 [ 1844.411952][T23332] RSP: 0018:ffffc90000df7bc0 EFLAGS: 00010283 [ 1844.418070][T23332] RAX: ffffffff8241331c RBX: 00000000fffffff4 RCX: 0000000000040000 [ 1844.426074][T23332] RDX: ffffc900020fb000 RSI: 0000000000035cdb RDI: 0000000000035cdc [ 1844.434072][T23332] RBP: ffffc90000df7d08 R08: ffffffff82412a76 R09: ffffc90000df7610 [ 1844.442233][T23332] R10: 0000000000000013 R11: ffffffff84c00596 R12: 0000000000000007 [ 1844.450235][T23332] R13: ffff8881679b6000 R14: ffff888161567338 R15: ffff888161567000 [ 1844.458254][T23332] FS: 00007f0de6a2b700(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000 [ 1844.467212][T23332] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 1844.473815][T23332] CR2: 00007f0de6a2aff8 CR3: 000000011cebf000 CR4: 00000000003506a0 [ 1844.481828][T23332] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 1844.489826][T23332] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 1844.499086][T23332] Call Trace: [ 1844.502415][T23332] ? device_add_disk+0x40/0x40 [ 1844.507206][T23332] ? loop_add+0x400/0x760 [ 1844.511555][T23332] ? vsprintf+0x40/0x40 [ 1844.515819][T23332] device_add_disk+0x2a/0x40 [ 1844.520436][T23332] loop_add+0x58f/0x760 [ 1844.524611][T23332] loop_control_ioctl+0x564/0x740 [ 1844.529673][T23332] ? loop_remove+0xb0/0xb0 [ 1844.534109][T23332] ? __fget_files+0x310/0x370 [ 1844.539021][T23332] ? security_file_ioctl+0xb1/0xd0 [ 1844.544161][T23332] ? loop_remove+0xb0/0xb0 [ 1844.548583][T23332] __se_sys_ioctl+0x115/0x190 [ 1844.553258][T23332] __x64_sys_ioctl+0x7b/0x90 [ 1844.557849][T23332] do_syscall_64+0x34/0x70 [ 1844.562256][T23332] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 1844.568144][T23332] RIP: 0033:0x7f0de7cfa0a9 [ 1844.572551][T23332] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 f1 19 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 1844.592168][T23332] RSP: 002b:00007f0de6a2b168 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 1844.600589][T23332] RAX: ffffffffffffffda RBX: 00007f0de7e1a120 RCX: 00007f0de7cfa0a9 [ 1844.608601][T23332] RDX: 0000000000000000 RSI: 0000000000004c80 RDI: 0000000000000008 [ 1844.616575][T23332] RBP: 00007f0de6a2b1d0 R08: 0000000000000000 R09: 0000000000000000 [ 1844.624538][T23332] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 1844.632511][T23332] R13: 00007ffd739418ef R14: 00007f0de6a2b300 R15: 0000000000022000 [ 1844.640484][T23332] ---[ end trace 3d581eb7e408cfb3 ]--- 03:25:58 executing program 3: bpf$ENABLE_STATS(0x20, 0x0, 0x0) r0 = openat$kvm(0xffffffffffffff9c, 0x0, 0x0, 0x0) prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r1 = getpid() sched_setaffinity(0x0, 0x8, &(0x7f0000000240)=0x2) sched_setscheduler(r1, 0x2, &(0x7f0000000200)=0x4) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) connect$unix(r2, &(0x7f0000000180)=@abs, 0x6e) sendmmsg$unix(r3, &(0x7f00000bd000), 0x318, 0x0) recvmmsg(r2, &(0x7f00000000c0), 0x10106, 0x2, 0x0) r4 = bpf$PROG_LOAD(0x5, &(0x7f0000000440)={0x11, 0x6, &(0x7f00000004c0)=ANY=[@ANYBLOB="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"/608], &(0x7f0000000080)='GPL\x00', 0x5, 0x29e, &(0x7f000000cf3d)=""/195, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x6, 0x0, 0x0, 0x10, 0x0}, 0x70) prlimit64(r1, 0x0, &(0x7f0000000000)={0x7, 0x10000}, &(0x7f0000000400)) ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r5 = bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f00000000c0)={&(0x7f0000000080)='sched_switch\x00', r4}, 0x10) sendmmsg$unix(0xffffffffffffffff, &(0x7f00000087c0)=[{{0x0, 0x0, &(0x7f0000000280)=[{&(0x7f0000000340)="752384037276623af5639b6a609aae05867a472736496fd7af94a6716acefbb9bb5ba16c4e0537e05042acad9a6a7c460b47b3ffe7d531efe42b2a581d8497c0c6e97e55f61dddc3a3702e8d11d281aa6cc82f1c7944b7fa58154ddb75ac7b17ef25408be34a533e1cc1b6c5f817543a1dbe9c15dd82f4742d8318ef9977a06d786a14b9784252a1cf576a85d6496ea158e9299c09093c0ddf840401a22353d05383341fa8388c868c8337c90dbf494c881730f1f4e2420937b1", 0xba}], 0x1, &(0x7f00000002c0)=[@cred={{0x1c, 0x1, 0x2, {r1}}}, @cred={{0x1c, 0x1, 0x2, {r1, 0x0, 0xee01}}}], 0x40, 0x24048814}}, {{0x0, 0x0, &(0x7f0000000b40)=[{&(0x7f0000000840)="7ee0255692350f13f34ceb0d2f3e6d4893ad62894f30a1b018fdcd7eea61eed31750537752647650be017bc77da704ba1f69fc5227f6e99e920fbf367e42d28d313c3fc21ea04bcc1ab834226665db6a38dc2d7835573d634a24217b6fe63a9afc961f9597d8d2f3c8881b6a564a79c7fe9b60fbbcfd62221022b45c1b32fabc82161d6196fbf768d1eaa780e3d8df80d21e2f221f51d4083297d0388acb557dbf441f255c1af96b01124284ddef5a252fe3008461764264b631cae2ae", 0xbd}, {&(0x7f0000000940)="aaf0a13237e98477da52b9434649c0fc5cc05a188a5a3c44aaf4f2850418371e43254e7ab50d7b1683cad9349754a9254e952f77022eeefeceb9642d6b6ac5cb8216df16bf7e345b79", 0x49}, {&(0x7f00000009c0)="c2ba1a8f103167e31669bbc62727a7d88ea2239c556d88d8df86096cb95c8c4793943ce22a4bac39f63be65300706d34a0fdee505935d98647adb83416a101ab672c63d1da216cf2d2cb712222b539e36431f457cba73fee458f10d263b1043ce4bd4de92f6722124e346eb6e5981e7dfcca52a2f5b68420a3c0be07480a593ef6c4fa5cc1cd9fc168eec433e7f7662e22a70ce73820f9bc5968a9ac2515208ddb3b2b925df94ebcaf2d00629a61200ed0ef43b545086990498fcfc5d4d1f98d1add4fe673d5aee46a8ad2a95a3a15a58ffd75ad2de31fa0dfcae0957e859cdb6e419674426c62d9ae5a636e3a80", 0xee}, {&(0x7f0000000ac0)="915d48fa35bb4f12d70be9ea71295925f8bf27b1e5775c4eface241a85a108c2410a63d8c161b380ebf76b472c5211c7787943e756326cd224e95464fbcc73605a54d684b7d6603ce636808128ece9fb8097a2", 0x53}, {0x0}], 0x5, &(0x7f0000002e00)=[@cred={{0x1c, 0x1, 0x2, {0x0, 0xffffffffffffffff, 0xee00}}}, @cred={{0x1c}}, @rights={{0x2c, 0x1, 0x1, [0xffffffffffffffff, 0xffffffffffffffff, r0, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, r4]}}, @rights={{0x24, 0x1, 0x1, [r5, 0xffffffffffffffff, 0xffffffffffffffff, r4, 0xffffffffffffffff]}}], 0x98, 0x24040040}}, {{0x0, 0x0, &(0x7f0000004100)=[{&(0x7f0000002f40)="637b067f6f99f10cf92d46aea478a379b64f74b6cc226ea87ae4dfcade98f00ffff419239b1e5237e29c77babd53b768c6ad1b737bf908e1e321d457952a3d0c6c559a4af90c74640ba975989271cb01056ac475238d05c8e74b936a6e4ca95e6ce834a82b06d98646a42526ecee1d75934e011ad16d", 0x76}, {&(0x7f0000002fc0)}, {0x0}, {&(0x7f00000040c0)="7886974179698d4c40ac77ac1e2aa4298505fe54b89e5b20ee2cb5b2e216", 0x1e}], 0x4, 0x0, 0x0, 0x40048c4}}, {{0x0, 0x0, 0x0, 0x0, &(0x7f0000005440)=[@cred={{0x1c}}], 0x20, 0x10}}, {{0x0, 0x0, &(0x7f00000086c0)=[{&(0x7f0000005500)="21e6f39df30227ba9da9edf4a1f3dfe4cf9433853b7022b246949a6e1c5f12be85c3be82d6921d2640dc82d7937e97126c908bf8393f5ad7aabee741c17d02348df77176be6403bbb6fcd79958cb855cf37a20081da66ebba8930691bfda12342a802016e42c7fc3204f97ea62b87dfc808df3498dd7ce696710196c56f36bbd9f2367a3bde9faa65c4f4466c5cc3d8f329e9e1657e6fa8cea232ce8e78d9df7e70ae82d463fdec63aec8ffac4b443b8c1", 0xb1}, {&(0x7f0000005680)="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", 0x575}, {&(0x7f0000006680)}, {0x0}, {&(0x7f0000008680)="7dbebf4cac6e576dc6327f72820ef4", 0xf}], 0x5, &(0x7f0000008740)=[@rights={{0x14, 0x1, 0x1, [r0]}}, @rights={{0x24, 0x1, 0x1, [0xffffffffffffffff, r0, 0xffffffffffffffff, r4, r5]}}, @rights={{0x18, 0x1, 0x1, [r4, 0xffffffffffffffff]}}], 0x58, 0x20040040}}], 0x5, 0x40000) r6 = openat$loop_ctrl(0xffffff9c, &(0x7f0000000040), 0x0, 0x0) sendmsg$nl_route(r5, &(0x7f0000000300)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x200}, 0xc, 0x0, 0x1, 0x0, 0x0, 0x4000004}, 0x8010) ioctl$LOOP_CTL_ADD(r6, 0x4c80, 0x0) (fail_nth: 54) ioctl$LOOP_CTL_REMOVE(r6, 0x4c81, 0x0) r7 = creat(&(0x7f0000000240)='./file0\x00', 0x0) fallocate(r7, 0x100000011, 0x0, 0x2811fdff) 03:25:58 executing program 5: r0 = socket$nl_route(0x10, 0x3, 0x0) open(0x0, 0x0, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) sendmsg$netlink(r1, &(0x7f0000006440)={0x0, 0x0, &(0x7f00000063c0)=[{&(0x7f0000000600)={0x34, 0x10, 0x1, 0x0, 0x0, "", [@typed={0x8, 0x0, 0x0, 0x0, @u32}, @typed={0x8, 0x0, 0x0, 0x0, @uid}, @typed={0x14, 0x1b, 0x0, 0x0, @ipv6=@loopback={0x21}}]}, 0x34}], 0x1}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x50000000, &(0x7f0000000240)={&(0x7f0000000180)=@newlink={0x28, 0x10, 0x801, 0x0, 0x17, {0x0, 0x0, 0x10, 0x0, 0xa8d}, [@IFLA_GROUP={0x8}]}, 0x28}}, 0x0) [ 1844.826695][T23306] bridge0: port 2(bridge_slave_1) entered blocking state [ 1844.833776][T23306] bridge0: port 2(bridge_slave_1) entered forwarding state [ 1844.853563][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 1844.862491][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 1844.870323][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 1844.879236][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 1844.887963][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 1844.896346][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 1844.999003][T23343] FAULT_INJECTION: forcing a failure. [ 1844.999003][T23343] name failslab, interval 1, probability 0, space 0, times 0 [ 1845.011823][T23343] CPU: 1 PID: 23343 Comm: syz-executor.3 Tainted: G W 5.10.160-syzkaller-01321-g003c389455eb #0 [ 1845.023516][T23343] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 1845.033550][T23343] Call Trace: [ 1845.036824][T23343] dump_stack_lvl+0x1e2/0x24b [ 1845.041475][T23343] ? panic+0x7d7/0x7d7 [ 1845.045522][T23343] ? bfq_pos_tree_add_move+0x43e/0x43e [ 1845.050958][T23343] ? selinux_kernfs_init_security+0x1a8/0x760 [ 1845.056999][T23343] dump_stack+0x15/0x17 [ 1845.061131][T23343] should_fail+0x3c0/0x510 [ 1845.065524][T23343] __should_failslab+0x9f/0xe0 [ 1845.070265][T23343] should_failslab+0x9/0x20 [ 1845.074743][T23343] kmem_cache_alloc+0x3f/0x300 [ 1845.079481][T23343] ? __kernfs_new_node+0xdb/0x6e0 [ 1845.084486][T23343] __kernfs_new_node+0xdb/0x6e0 [ 1845.089317][T23343] ? __kasan_check_write+0x14/0x20 [ 1845.094404][T23343] ? mutex_lock+0xb2/0x1e0 [ 1845.098796][T23343] ? mutex_trylock+0x180/0x180 [ 1845.103538][T23343] ? kernfs_new_node+0x170/0x170 [ 1845.108451][T23343] ? __kasan_check_write+0x14/0x20 [ 1845.113536][T23343] ? mutex_unlock+0x29/0xf0 [ 1845.118015][T23343] ? kernfs_activate+0x409/0x420 [ 1845.122928][T23343] kernfs_new_node+0x97/0x170 [ 1845.127583][T23343] __kernfs_create_file+0x4a/0x270 [ 1845.132671][T23343] sysfs_add_file_mode_ns+0x273/0x320 [ 1845.138021][T23343] sysfs_merge_group+0x207/0x460 [ 1845.142944][T23343] ? sysfs_remove_groups+0xb0/0xb0 [ 1845.148032][T23343] dpm_sysfs_add+0xcf/0x290 [ 1845.152510][T23343] device_add+0x52c/0xbd0 [ 1845.156814][T23343] device_create+0x258/0x2e0 [ 1845.161383][T23343] ? root_device_unregister+0x80/0x80 [ 1845.166730][T23343] ? bdi_register+0x21/0x120 [ 1845.171296][T23343] ? bdi_register+0xa1/0x120 [ 1845.175860][T23343] bdi_register_va+0x94/0x600 [ 1845.180514][T23343] bdi_register+0xd1/0x120 [ 1845.184910][T23343] ? __device_add_disk+0x536/0x11d0 [ 1845.190087][T23343] ? bdi_register_va+0x600/0x600 [ 1845.195002][T23343] ? vsnprintf+0x1bfd/0x1cd0 [ 1845.199584][T23343] ? __kasan_check_read+0x11/0x20 [ 1845.204598][T23343] ? blk_alloc_devt+0xd4/0x320 [ 1845.209337][T23343] __device_add_disk+0x5cb/0x11d0 [ 1845.214338][T23343] ? device_add_disk+0x40/0x40 [ 1845.219083][T23343] ? loop_add+0x400/0x760 [ 1845.223389][T23343] ? vsprintf+0x40/0x40 [ 1845.227523][T23343] device_add_disk+0x2a/0x40 [ 1845.232092][T23343] loop_add+0x58f/0x760 [ 1845.236224][T23343] loop_control_ioctl+0x564/0x740 [ 1845.241224][T23343] ? loop_remove+0xb0/0xb0 [ 1845.245617][T23343] ? __fget_files+0x310/0x370 [ 1845.250274][T23343] ? security_file_ioctl+0xb1/0xd0 [ 1845.255362][T23343] ? loop_remove+0xb0/0xb0 [ 1845.259756][T23343] __se_sys_ioctl+0x115/0x190 [ 1845.264409][T23343] __x64_sys_ioctl+0x7b/0x90 [ 1845.268976][T23343] do_syscall_64+0x34/0x70 [ 1845.273370][T23343] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 1845.279237][T23343] RIP: 0033:0x7f0de7cfa0a9 [ 1845.283630][T23343] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 f1 19 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 1845.303211][T23343] RSP: 002b:00007f0de6a2b168 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 1845.311601][T23343] RAX: ffffffffffffffda RBX: 00007f0de7e1a120 RCX: 00007f0de7cfa0a9 [ 1845.319554][T23343] RDX: 0000000000000000 RSI: 0000000000004c80 RDI: 0000000000000008 [ 1845.327506][T23343] RBP: 00007f0de6a2b1d0 R08: 0000000000000000 R09: 0000000000000000 [ 1845.335456][T23343] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 1845.343409][T23343] R13: 00007ffd739418ef R14: 00007f0de6a2b300 R15: 0000000000022000 [ 1845.355543][T23343] ------------[ cut here ]------------ [ 1845.361182][T23343] WARNING: CPU: 1 PID: 23343 at block/genhd.c:821 __device_add_disk+0xe7c/0x11d0 [ 1845.370432][T23343] Modules linked in: [ 1845.374522][T23343] CPU: 1 PID: 23343 Comm: syz-executor.3 Tainted: G W 5.10.160-syzkaller-01321-g003c389455eb #0 [ 1845.386387][T23343] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 1845.396631][T23343] RIP: 0010:__device_add_disk+0xe7c/0x11d0 [ 1845.402628][T23343] Code: ff ff e8 b7 ee 2b ff 0f 0b e9 28 f3 ff ff e8 ab ee 2b ff 0f 0b 42 80 3c 33 00 0f 85 db f8 ff ff e9 de f8 ff ff e8 94 ee 2b ff <0f> 0b e9 60 f7 ff ff e8 88 ee 2b ff e9 13 ff ff ff 44 89 f1 80 e1 [ 1845.422328][T23343] RSP: 0018:ffffc900014d7bc0 EFLAGS: 00010283 [ 1845.428551][T23343] RAX: ffffffff8241331c RBX: 00000000fffffff4 RCX: 0000000000040000 [ 1845.437153][T23343] RDX: ffffc900020fb000 RSI: 000000000003bb75 RDI: 000000000003bb76 [ 1845.445155][T23343] RBP: ffffc900014d7d08 R08: ffffffff82412a76 R09: ffffc900014d7610 [ 1845.453143][T23343] R10: 0000000000000013 R11: ffffffff84c00596 R12: 0000000000000007 [ 1845.461121][T23343] R13: ffff888178c2d000 R14: ffff88817ccda338 R15: ffff88817ccda000 [ 1845.469096][T23343] FS: 00007f0de6a2b700(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000 [ 1845.478045][T23343] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 1845.484621][T23343] CR2: 00000000201d9000 CR3: 000000011cebf000 CR4: 00000000003506b0 [ 1845.492595][T23343] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 1845.500568][T23343] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 1845.508557][T23343] Call Trace: [ 1845.511845][T23343] ? device_add_disk+0x40/0x40 [ 1845.516612][T23343] ? loop_add+0x400/0x760 [ 1845.520932][T23343] ? vsprintf+0x40/0x40 [ 1845.525078][T23343] device_add_disk+0x2a/0x40 [ 1845.529671][T23343] loop_add+0x58f/0x760 [ 1845.533814][T23343] loop_control_ioctl+0x564/0x740 [ 1845.538835][T23343] ? loop_remove+0xb0/0xb0 [ 1845.543240][T23343] ? __fget_files+0x310/0x370 [ 1845.547918][T23343] ? security_file_ioctl+0xb1/0xd0 [ 1845.553014][T23343] ? loop_remove+0xb0/0xb0 [ 1845.557432][T23343] __se_sys_ioctl+0x115/0x190 [ 1845.562107][T23343] __x64_sys_ioctl+0x7b/0x90 [ 1845.566791][T23343] do_syscall_64+0x34/0x70 [ 1845.571199][T23343] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 1845.577087][T23343] RIP: 0033:0x7f0de7cfa0a9 [ 1845.581499][T23343] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 f1 19 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 1845.601106][T23343] RSP: 002b:00007f0de6a2b168 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 1845.609526][T23343] RAX: ffffffffffffffda RBX: 00007f0de7e1a120 RCX: 00007f0de7cfa0a9 [ 1845.617500][T23343] RDX: 0000000000000000 RSI: 0000000000004c80 RDI: 0000000000000008 [ 1845.625464][T23343] RBP: 00007f0de6a2b1d0 R08: 0000000000000000 R09: 0000000000000000 [ 1845.633453][T23343] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 1845.641424][T23343] R13: 00007ffd739418ef R14: 00007f0de6a2b300 R15: 0000000000022000 [ 1845.649400][T23343] ---[ end trace 3d581eb7e408cfb4 ]--- [ 1845.780789][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 1845.789398][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 1845.802972][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 1845.811491][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 1845.819994][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready 03:25:59 executing program 3: bpf$ENABLE_STATS(0x20, 0x0, 0x0) r0 = openat$kvm(0xffffffffffffff9c, 0x0, 0x0, 0x0) prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r1 = getpid() sched_setaffinity(0x0, 0x8, &(0x7f0000000240)=0x2) sched_setscheduler(r1, 0x2, &(0x7f0000000200)=0x4) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) connect$unix(r2, &(0x7f0000000180)=@abs, 0x6e) sendmmsg$unix(r3, &(0x7f00000bd000), 0x318, 0x0) recvmmsg(r2, &(0x7f00000000c0), 0x10106, 0x2, 0x0) r4 = bpf$PROG_LOAD(0x5, &(0x7f0000000440)={0x11, 0x6, &(0x7f00000004c0)=ANY=[@ANYBLOB="050000000000000061110c00000000008510000002000000850000000800000095000000000000009500a5050000000077d8f3b423cdac8d8000000000000020e16ad10a48b243ccc42606d25dfd73a015e0ca7fc2506a0f68a7d06d7535f7866907dc6751dfb265a0e3ccae669e173a649c1cfd6587d452d46b7cc957d77578f4c35235138d5521f9453559c3421eed73d5661cfeecf9c66c54c3b3ffe1b4ce25d7c983c044c03bf3a48dfe3e26e7a23129d6606fd28a69989d552af6200000003a00000000000000abecc2f4a3799af2551ce935b0f327cb3f011a7d06602e2fd5234712596b696418f163d1a13ed38ae89d24e1cebfba2f87925bfacba83109753f541cd027edd68149ee99eebc6f7d6dd4aed4afe1f44ccb19e810879b70a70000000000000000000000d7900a820b6327944e9a217b9800e02a92895614cd50cbe43a1ed25268816b004519c9c5cff097d8000000000009d27d753a30a147b24a48435bd8a568669596e9e08679b3ce48e90defb6670c3d62ad0a97aec773713a66b223fa8b148871c8d31d24291c25449f106b99893ed20fa7a050fbbef90327e827e513e9606800000000e89f9c85c822a961546ed5363c17ff1432d08806bc376e3e69ee52b59d13182e1f24ed200ada12f7a1525320e71666f472a97214d0b2874df30ed5eb1affb87ba55b2d72078e9f40b4ae7dc3b2aeb0d11cd22c35d32940f19dff00ffffffff08000000e1ff003853e59de7621e348955735264f34b1046a1813668297a7edad187ef106ae7fcbb25090f17d0baadeb8ae190a1fb5a315f8347fb0379659500"/608], &(0x7f0000000080)='GPL\x00', 0x5, 0x29e, &(0x7f000000cf3d)=""/195, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x6, 0x0, 0x0, 0x10, 0x0}, 0x70) prlimit64(r1, 0x0, &(0x7f0000000000)={0x7, 0x10000}, &(0x7f0000000400)) ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r5 = bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f00000000c0)={&(0x7f0000000080)='sched_switch\x00', r4}, 0x10) sendmmsg$unix(0xffffffffffffffff, &(0x7f00000087c0)=[{{0x0, 0x0, &(0x7f0000000280)=[{&(0x7f0000000340)="752384037276623af5639b6a609aae05867a472736496fd7af94a6716acefbb9bb5ba16c4e0537e05042acad9a6a7c460b47b3ffe7d531efe42b2a581d8497c0c6e97e55f61dddc3a3702e8d11d281aa6cc82f1c7944b7fa58154ddb75ac7b17ef25408be34a533e1cc1b6c5f817543a1dbe9c15dd82f4742d8318ef9977a06d786a14b9784252a1cf576a85d6496ea158e9299c09093c0ddf840401a22353d05383341fa8388c868c8337c90dbf494c881730f1f4e2420937b1", 0xba}], 0x1, &(0x7f00000002c0)=[@cred={{0x1c, 0x1, 0x2, {r1}}}, @cred={{0x1c, 0x1, 0x2, {r1, 0x0, 0xee01}}}], 0x40, 0x24048814}}, {{0x0, 0x0, &(0x7f0000000b40)=[{&(0x7f0000000840)="7ee0255692350f13f34ceb0d2f3e6d4893ad62894f30a1b018fdcd7eea61eed31750537752647650be017bc77da704ba1f69fc5227f6e99e920fbf367e42d28d313c3fc21ea04bcc1ab834226665db6a38dc2d7835573d634a24217b6fe63a9afc961f9597d8d2f3c8881b6a564a79c7fe9b60fbbcfd62221022b45c1b32fabc82161d6196fbf768d1eaa780e3d8df80d21e2f221f51d4083297d0388acb557dbf441f255c1af96b01124284ddef5a252fe3008461764264b631cae2ae", 0xbd}, {&(0x7f0000000940)="aaf0a13237e98477da52b9434649c0fc5cc05a188a5a3c44aaf4f2850418371e43254e7ab50d7b1683cad9349754a9254e952f77022eeefeceb9642d6b6ac5cb8216df16bf7e345b79", 0x49}, {&(0x7f00000009c0)="c2ba1a8f103167e31669bbc62727a7d88ea2239c556d88d8df86096cb95c8c4793943ce22a4bac39f63be65300706d34a0fdee505935d98647adb83416a101ab672c63d1da216cf2d2cb712222b539e36431f457cba73fee458f10d263b1043ce4bd4de92f6722124e346eb6e5981e7dfcca52a2f5b68420a3c0be07480a593ef6c4fa5cc1cd9fc168eec433e7f7662e22a70ce73820f9bc5968a9ac2515208ddb3b2b925df94ebcaf2d00629a61200ed0ef43b545086990498fcfc5d4d1f98d1add4fe673d5aee46a8ad2a95a3a15a58ffd75ad2de31fa0dfcae0957e859cdb6e419674426c62d9ae5a636e3a80", 0xee}, {&(0x7f0000000ac0)="915d48fa35bb4f12d70be9ea71295925f8bf27b1e5775c4eface241a85a108c2410a63d8c161b380ebf76b472c5211c7787943e756326cd224e95464fbcc73605a54d684b7d6603ce636808128ece9fb8097a2", 0x53}, {0x0}], 0x5, &(0x7f0000002e00)=[@cred={{0x1c, 0x1, 0x2, {0x0, 0xffffffffffffffff, 0xee00}}}, @cred={{0x1c}}, @rights={{0x2c, 0x1, 0x1, [0xffffffffffffffff, 0xffffffffffffffff, r0, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, r4]}}, @rights={{0x24, 0x1, 0x1, [r5, 0xffffffffffffffff, 0xffffffffffffffff, r4, 0xffffffffffffffff]}}], 0x98, 0x24040040}}, {{0x0, 0x0, &(0x7f0000004100)=[{&(0x7f0000002f40)="637b067f6f99f10cf92d46aea478a379b64f74b6cc226ea87ae4dfcade98f00ffff419239b1e5237e29c77babd53b768c6ad1b737bf908e1e321d457952a3d0c6c559a4af90c74640ba975989271cb01056ac475238d05c8e74b936a6e4ca95e6ce834a82b06d98646a42526ecee1d75934e011ad16d", 0x76}, {&(0x7f0000002fc0)}, {0x0}, {&(0x7f00000040c0)="7886974179698d4c40ac77ac1e2aa4298505fe54b89e5b20ee2cb5b2e216", 0x1e}], 0x4, 0x0, 0x0, 0x40048c4}}, {{0x0, 0x0, 0x0, 0x0, &(0x7f0000005440)=[@cred={{0x1c}}], 0x20, 0x10}}, {{0x0, 0x0, &(0x7f00000086c0)=[{&(0x7f0000005500)="21e6f39df30227ba9da9edf4a1f3dfe4cf9433853b7022b246949a6e1c5f12be85c3be82d6921d2640dc82d7937e97126c908bf8393f5ad7aabee741c17d02348df77176be6403bbb6fcd79958cb855cf37a20081da66ebba8930691bfda12342a802016e42c7fc3204f97ea62b87dfc808df3498dd7ce696710196c56f36bbd9f2367a3bde9faa65c4f4466c5cc3d8f329e9e1657e6fa8cea232ce8e78d9df7e70ae82d463fdec63aec8ffac4b443b8c1", 0xb1}, {&(0x7f0000005680)="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", 0x575}, {&(0x7f0000006680)}, {0x0}, {&(0x7f0000008680)="7dbebf4cac6e576dc6327f72820ef4", 0xf}], 0x5, &(0x7f0000008740)=[@rights={{0x14, 0x1, 0x1, [r0]}}, @rights={{0x24, 0x1, 0x1, [0xffffffffffffffff, r0, 0xffffffffffffffff, r4, r5]}}, @rights={{0x18, 0x1, 0x1, [r4, 0xffffffffffffffff]}}], 0x58, 0x20040040}}], 0x5, 0x40000) r6 = openat$loop_ctrl(0xffffff9c, &(0x7f0000000040), 0x0, 0x0) sendmsg$nl_route(r5, &(0x7f0000000300)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x200}, 0xc, 0x0, 0x1, 0x0, 0x0, 0x4000004}, 0x8010) ioctl$LOOP_CTL_ADD(r6, 0x4c80, 0x0) (fail_nth: 55) ioctl$LOOP_CTL_REMOVE(r6, 0x4c81, 0x0) r7 = creat(&(0x7f0000000240)='./file0\x00', 0x0) fallocate(r7, 0x100000011, 0x0, 0x2811fdff) [ 1845.828288][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 1845.836580][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 1845.845044][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 1845.853877][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 1845.862349][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 1845.870246][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 1845.878002][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 1845.886923][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 1845.895735][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 1845.904448][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 1845.912731][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 1845.921055][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 1845.929331][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 1845.937789][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 1846.007298][T23349] FAULT_INJECTION: forcing a failure. [ 1846.007298][T23349] name failslab, interval 1, probability 0, space 0, times 0 [ 1846.019961][T23349] CPU: 1 PID: 23349 Comm: syz-executor.3 Tainted: G W 5.10.160-syzkaller-01321-g003c389455eb #0 [ 1846.031655][T23349] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 1846.041705][T23349] Call Trace: [ 1846.044974][T23349] dump_stack_lvl+0x1e2/0x24b [ 1846.049628][T23349] ? panic+0x7d7/0x7d7 [ 1846.053670][T23349] ? __schedule+0x86e/0xc00 [ 1846.058148][T23349] ? bfq_pos_tree_add_move+0x43e/0x43e [ 1846.063584][T23349] dump_stack+0x15/0x17 [ 1846.067716][T23349] should_fail+0x3c0/0x510 [ 1846.072111][T23349] __should_failslab+0x9f/0xe0 [ 1846.076848][T23349] should_failslab+0x9/0x20 [ 1846.081328][T23349] kmem_cache_alloc+0x3f/0x300 [ 1846.086065][T23349] ? __kernfs_new_node+0xdb/0x6e0 [ 1846.091409][T23349] __kernfs_new_node+0xdb/0x6e0 [ 1846.096233][T23349] ? __kasan_check_write+0x14/0x20 [ 1846.101315][T23349] ? mutex_lock+0xb2/0x1e0 [ 1846.105707][T23349] ? mutex_trylock+0x180/0x180 [ 1846.110448][T23349] ? kernfs_new_node+0x170/0x170 [ 1846.115360][T23349] ? __kasan_check_write+0x14/0x20 [ 1846.120533][T23349] ? mutex_unlock+0x29/0xf0 [ 1846.125013][T23349] ? kernfs_activate+0x409/0x420 [ 1846.129926][T23349] kernfs_new_node+0x97/0x170 [ 1846.134580][T23349] __kernfs_create_file+0x4a/0x270 [ 1846.139670][T23349] sysfs_add_file_mode_ns+0x273/0x320 [ 1846.145022][T23349] sysfs_merge_group+0x207/0x460 [ 1846.149946][T23349] ? sysfs_remove_groups+0xb0/0xb0 [ 1846.155053][T23349] dpm_sysfs_add+0xcf/0x290 [ 1846.159535][T23349] device_add+0x52c/0xbd0 [ 1846.163841][T23349] device_create+0x258/0x2e0 [ 1846.168592][T23349] ? root_device_unregister+0x80/0x80 [ 1846.173940][T23349] ? number+0xd9b/0x1040 [ 1846.178163][T23349] bdi_register_va+0x94/0x600 [ 1846.182911][T23349] bdi_register+0xd1/0x120 [ 1846.187308][T23349] ? irqentry_exit+0x50/0x60 [ 1846.191875][T23349] ? sysvec_reschedule_ipi+0x84/0x160 [ 1846.197244][T23349] ? __device_add_disk+0x536/0x11d0 [ 1846.202416][T23349] ? bdi_register_va+0x600/0x600 [ 1846.207330][T23349] ? __kasan_check_read+0x11/0x20 [ 1846.212852][T23349] ? blk_alloc_devt+0xd4/0x320 [ 1846.217603][T23349] __device_add_disk+0x5cb/0x11d0 [ 1846.222608][T23349] ? device_add_disk+0x40/0x40 [ 1846.227373][T23349] ? loop_add+0x400/0x760 [ 1846.231771][T23349] ? vsprintf+0x40/0x40 [ 1846.235909][T23349] device_add_disk+0x2a/0x40 [ 1846.240474][T23349] loop_add+0x58f/0x760 [ 1846.244608][T23349] loop_control_ioctl+0x564/0x740 [ 1846.249611][T23349] ? loop_remove+0xb0/0xb0 [ 1846.254004][T23349] ? __fget_files+0x310/0x370 [ 1846.258660][T23349] ? security_file_ioctl+0xb1/0xd0 [ 1846.263749][T23349] ? loop_remove+0xb0/0xb0 [ 1846.268143][T23349] __se_sys_ioctl+0x115/0x190 [ 1846.272798][T23349] __x64_sys_ioctl+0x7b/0x90 [ 1846.277390][T23349] do_syscall_64+0x34/0x70 [ 1846.281784][T23349] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 1846.287653][T23349] RIP: 0033:0x7f0de7cfa0a9 [ 1846.292051][T23349] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 f1 19 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 1846.311632][T23349] RSP: 002b:00007f0de6a2b168 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 1846.320025][T23349] RAX: ffffffffffffffda RBX: 00007f0de7e1a120 RCX: 00007f0de7cfa0a9 [ 1846.327981][T23349] RDX: 0000000000000000 RSI: 0000000000004c80 RDI: 0000000000000008 [ 1846.335932][T23349] RBP: 00007f0de6a2b1d0 R08: 0000000000000000 R09: 0000000000000000 [ 1846.343889][T23349] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 1846.351839][T23349] R13: 00007ffd739418ef R14: 00007f0de6a2b300 R15: 0000000000022000 [ 1846.361633][T23349] ------------[ cut here ]------------ [ 1846.367159][T23349] WARNING: CPU: 1 PID: 23349 at block/genhd.c:821 __device_add_disk+0xe7c/0x11d0 [ 1846.376386][T23349] Modules linked in: [ 1846.380300][T23349] CPU: 1 PID: 23349 Comm: syz-executor.3 Tainted: G W 5.10.160-syzkaller-01321-g003c389455eb #0 [ 1846.392036][T23349] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 1846.402130][T23349] RIP: 0010:__device_add_disk+0xe7c/0x11d0 [ 1846.407965][T23349] Code: ff ff e8 b7 ee 2b ff 0f 0b e9 28 f3 ff ff e8 ab ee 2b ff 0f 0b 42 80 3c 33 00 0f 85 db f8 ff ff e9 de f8 ff ff e8 94 ee 2b ff <0f> 0b e9 60 f7 ff ff e8 88 ee 2b ff e9 13 ff ff ff 44 89 f1 80 e1 [ 1846.427648][T23349] RSP: 0018:ffffc900014e7bc0 EFLAGS: 00010287 [ 1846.433725][T23349] RAX: ffffffff8241331c RBX: 00000000fffffff4 RCX: 0000000000040000 [ 1846.441730][T23349] RDX: ffffc900020fb000 RSI: 00000000000350bd RDI: 00000000000350be [ 1846.449946][T23349] RBP: ffffc900014e7d08 R08: ffffffff82412a76 R09: ffffc900014e7610 [ 1846.457960][T23349] R10: 0000000000000013 R11: ffffffff84c00596 R12: 0000000000000007 [ 1846.465934][T23349] R13: ffff888107ba7000 R14: ffff88816808d338 R15: ffff88816808d000 [ 1846.473912][T23349] FS: 00007f0de6a2b700(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000 [ 1846.482838][T23349] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 1846.489422][T23349] CR2: 0000000020146000 CR3: 000000017f422000 CR4: 00000000003506b0 [ 1846.497398][T23349] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 1846.505361][T23349] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 1846.513327][T23349] Call Trace: [ 1846.516631][T23349] ? device_add_disk+0x40/0x40 [ 1846.521387][T23349] ? loop_add+0x400/0x760 [ 1846.525707][T23349] ? vsprintf+0x40/0x40 [ 1846.529887][T23349] device_add_disk+0x2a/0x40 [ 1846.534473][T23349] loop_add+0x58f/0x760 [ 1846.538648][T23349] loop_control_ioctl+0x564/0x740 [ 1846.543672][T23349] ? loop_remove+0xb0/0xb0 [ 1846.548097][T23349] ? __fget_files+0x310/0x370 [ 1846.552769][T23349] ? security_file_ioctl+0xb1/0xd0 [ 1846.557889][T23349] ? loop_remove+0xb0/0xb0 [ 1846.562299][T23349] __se_sys_ioctl+0x115/0x190 [ 1846.566979][T23349] __x64_sys_ioctl+0x7b/0x90 [ 1846.571559][T23349] do_syscall_64+0x34/0x70 [ 1846.575995][T23349] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 1846.581874][T23349] RIP: 0033:0x7f0de7cfa0a9 [ 1846.586291][T23349] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 f1 19 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 1846.605896][T23349] RSP: 002b:00007f0de6a2b168 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 1846.614303][T23349] RAX: ffffffffffffffda RBX: 00007f0de7e1a120 RCX: 00007f0de7cfa0a9 [ 1846.622538][T23349] RDX: 0000000000000000 RSI: 0000000000004c80 RDI: 0000000000000008 [ 1846.630511][T23349] RBP: 00007f0de6a2b1d0 R08: 0000000000000000 R09: 0000000000000000 [ 1846.638504][T23349] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 1846.646478][T23349] R13: 00007ffd739418ef R14: 00007f0de6a2b300 R15: 0000000000022000 [ 1846.654442][T23349] ---[ end trace 3d581eb7e408cfb5 ]--- 03:26:00 executing program 3: bpf$ENABLE_STATS(0x20, 0x0, 0x0) r0 = openat$kvm(0xffffffffffffff9c, 0x0, 0x0, 0x0) prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r1 = getpid() sched_setaffinity(0x0, 0x8, &(0x7f0000000240)=0x2) sched_setscheduler(r1, 0x2, &(0x7f0000000200)=0x4) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) connect$unix(r2, &(0x7f0000000180)=@abs, 0x6e) sendmmsg$unix(r3, &(0x7f00000bd000), 0x318, 0x0) recvmmsg(r2, &(0x7f00000000c0), 0x10106, 0x2, 0x0) r4 = bpf$PROG_LOAD(0x5, &(0x7f0000000440)={0x11, 0x6, &(0x7f00000004c0)=ANY=[@ANYBLOB="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"/608], &(0x7f0000000080)='GPL\x00', 0x5, 0x29e, &(0x7f000000cf3d)=""/195, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x6, 0x0, 0x0, 0x10, 0x0}, 0x70) prlimit64(r1, 0x0, &(0x7f0000000000)={0x7, 0x10000}, &(0x7f0000000400)) ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r5 = bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f00000000c0)={&(0x7f0000000080)='sched_switch\x00', r4}, 0x10) sendmmsg$unix(0xffffffffffffffff, &(0x7f00000087c0)=[{{0x0, 0x0, &(0x7f0000000280)=[{&(0x7f0000000340)="752384037276623af5639b6a609aae05867a472736496fd7af94a6716acefbb9bb5ba16c4e0537e05042acad9a6a7c460b47b3ffe7d531efe42b2a581d8497c0c6e97e55f61dddc3a3702e8d11d281aa6cc82f1c7944b7fa58154ddb75ac7b17ef25408be34a533e1cc1b6c5f817543a1dbe9c15dd82f4742d8318ef9977a06d786a14b9784252a1cf576a85d6496ea158e9299c09093c0ddf840401a22353d05383341fa8388c868c8337c90dbf494c881730f1f4e2420937b1", 0xba}], 0x1, &(0x7f00000002c0)=[@cred={{0x1c, 0x1, 0x2, {r1}}}, @cred={{0x1c, 0x1, 0x2, {r1, 0x0, 0xee01}}}], 0x40, 0x24048814}}, {{0x0, 0x0, &(0x7f0000000b40)=[{&(0x7f0000000840)="7ee0255692350f13f34ceb0d2f3e6d4893ad62894f30a1b018fdcd7eea61eed31750537752647650be017bc77da704ba1f69fc5227f6e99e920fbf367e42d28d313c3fc21ea04bcc1ab834226665db6a38dc2d7835573d634a24217b6fe63a9afc961f9597d8d2f3c8881b6a564a79c7fe9b60fbbcfd62221022b45c1b32fabc82161d6196fbf768d1eaa780e3d8df80d21e2f221f51d4083297d0388acb557dbf441f255c1af96b01124284ddef5a252fe3008461764264b631cae2ae", 0xbd}, {&(0x7f0000000940)="aaf0a13237e98477da52b9434649c0fc5cc05a188a5a3c44aaf4f2850418371e43254e7ab50d7b1683cad9349754a9254e952f77022eeefeceb9642d6b6ac5cb8216df16bf7e345b79", 0x49}, {&(0x7f00000009c0)="c2ba1a8f103167e31669bbc62727a7d88ea2239c556d88d8df86096cb95c8c4793943ce22a4bac39f63be65300706d34a0fdee505935d98647adb83416a101ab672c63d1da216cf2d2cb712222b539e36431f457cba73fee458f10d263b1043ce4bd4de92f6722124e346eb6e5981e7dfcca52a2f5b68420a3c0be07480a593ef6c4fa5cc1cd9fc168eec433e7f7662e22a70ce73820f9bc5968a9ac2515208ddb3b2b925df94ebcaf2d00629a61200ed0ef43b545086990498fcfc5d4d1f98d1add4fe673d5aee46a8ad2a95a3a15a58ffd75ad2de31fa0dfcae0957e859cdb6e419674426c62d9ae5a636e3a80", 0xee}, {&(0x7f0000000ac0)="915d48fa35bb4f12d70be9ea71295925f8bf27b1e5775c4eface241a85a108c2410a63d8c161b380ebf76b472c5211c7787943e756326cd224e95464fbcc73605a54d684b7d6603ce636808128ece9fb8097a2", 0x53}, {0x0}], 0x5, &(0x7f0000002e00)=[@cred={{0x1c, 0x1, 0x2, {0x0, 0xffffffffffffffff, 0xee00}}}, @cred={{0x1c}}, @rights={{0x2c, 0x1, 0x1, [0xffffffffffffffff, 0xffffffffffffffff, r0, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, r4]}}, @rights={{0x24, 0x1, 0x1, [r5, 0xffffffffffffffff, 0xffffffffffffffff, r4, 0xffffffffffffffff]}}], 0x98, 0x24040040}}, {{0x0, 0x0, &(0x7f0000004100)=[{&(0x7f0000002f40)="637b067f6f99f10cf92d46aea478a379b64f74b6cc226ea87ae4dfcade98f00ffff419239b1e5237e29c77babd53b768c6ad1b737bf908e1e321d457952a3d0c6c559a4af90c74640ba975989271cb01056ac475238d05c8e74b936a6e4ca95e6ce834a82b06d98646a42526ecee1d75934e011ad16d", 0x76}, {&(0x7f0000002fc0)}, {0x0}, {&(0x7f00000040c0)="7886974179698d4c40ac77ac1e2aa4298505fe54b89e5b20ee2cb5b2e216", 0x1e}], 0x4, 0x0, 0x0, 0x40048c4}}, {{0x0, 0x0, 0x0, 0x0, &(0x7f0000005440)=[@cred={{0x1c}}], 0x20, 0x10}}, {{0x0, 0x0, &(0x7f00000086c0)=[{&(0x7f0000005500)="21e6f39df30227ba9da9edf4a1f3dfe4cf9433853b7022b246949a6e1c5f12be85c3be82d6921d2640dc82d7937e97126c908bf8393f5ad7aabee741c17d02348df77176be6403bbb6fcd79958cb855cf37a20081da66ebba8930691bfda12342a802016e42c7fc3204f97ea62b87dfc808df3498dd7ce696710196c56f36bbd9f2367a3bde9faa65c4f4466c5cc3d8f329e9e1657e6fa8cea232ce8e78d9df7e70ae82d463fdec63aec8ffac4b443b8c1", 0xb1}, {&(0x7f0000005680)="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", 0x575}, {&(0x7f0000006680)}, {0x0}, {&(0x7f0000008680)="7dbebf4cac6e576dc6327f72820ef4", 0xf}], 0x5, &(0x7f0000008740)=[@rights={{0x14, 0x1, 0x1, [r0]}}, @rights={{0x24, 0x1, 0x1, [0xffffffffffffffff, r0, 0xffffffffffffffff, r4, r5]}}, @rights={{0x18, 0x1, 0x1, [r4, 0xffffffffffffffff]}}], 0x58, 0x20040040}}], 0x5, 0x40000) r6 = openat$loop_ctrl(0xffffff9c, &(0x7f0000000040), 0x0, 0x0) sendmsg$nl_route(r5, &(0x7f0000000300)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x200}, 0xc, 0x0, 0x1, 0x0, 0x0, 0x4000004}, 0x8010) ioctl$LOOP_CTL_ADD(r6, 0x4c80, 0x0) (fail_nth: 56) ioctl$LOOP_CTL_REMOVE(r6, 0x4c81, 0x0) r7 = creat(&(0x7f0000000240)='./file0\x00', 0x0) fallocate(r7, 0x100000011, 0x0, 0x2811fdff) [ 1846.833576][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 1846.848330][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 1846.856536][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 1846.864947][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 1846.873055][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 1846.881264][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 1846.889251][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 1846.896803][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 1846.905059][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 1846.913495][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 1846.921950][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 1846.990044][T23355] FAULT_INJECTION: forcing a failure. [ 1846.990044][T23355] name failslab, interval 1, probability 0, space 0, times 0 [ 1847.002724][T23355] CPU: 1 PID: 23355 Comm: syz-executor.3 Tainted: G W 5.10.160-syzkaller-01321-g003c389455eb #0 [ 1847.014415][T23355] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 1847.024445][T23355] Call Trace: [ 1847.027713][T23355] dump_stack_lvl+0x1e2/0x24b [ 1847.032374][T23355] ? panic+0x7d7/0x7d7 [ 1847.036422][T23355] ? __schedule+0x86e/0xc00 [ 1847.040902][T23355] ? bfq_pos_tree_add_move+0x43e/0x43e [ 1847.046335][T23355] dump_stack+0x15/0x17 [ 1847.050469][T23355] should_fail+0x3c0/0x510 [ 1847.054862][T23355] __should_failslab+0x9f/0xe0 [ 1847.059601][T23355] should_failslab+0x9/0x20 [ 1847.064110][T23355] kmem_cache_alloc+0x3f/0x300 [ 1847.068849][T23355] ? __kernfs_new_node+0xdb/0x6e0 [ 1847.073850][T23355] __kernfs_new_node+0xdb/0x6e0 [ 1847.079806][T23355] ? asm_sysvec_reschedule_ipi+0x12/0x20 [ 1847.085415][T23355] ? kernfs_new_node+0x170/0x170 [ 1847.090327][T23355] ? __kasan_check_write+0x14/0x20 [ 1847.095420][T23355] ? mutex_unlock+0x29/0xf0 [ 1847.099905][T23355] ? kernfs_activate+0x409/0x420 [ 1847.104818][T23355] kernfs_new_node+0x97/0x170 [ 1847.109474][T23355] __kernfs_create_file+0x4a/0x270 [ 1847.114561][T23355] sysfs_add_file_mode_ns+0x273/0x320 [ 1847.119910][T23355] sysfs_merge_group+0x207/0x460 [ 1847.124826][T23355] ? sysfs_remove_groups+0xb0/0xb0 [ 1847.129912][T23355] ? bus_add_device+0x91/0x400 [ 1847.134650][T23355] ? bus_add_device+0x3e1/0x400 [ 1847.139562][T23355] dpm_sysfs_add+0xcf/0x290 [ 1847.144056][T23355] device_add+0x52c/0xbd0 [ 1847.148361][T23355] device_create+0x258/0x2e0 [ 1847.152930][T23355] ? root_device_unregister+0x80/0x80 [ 1847.158280][T23355] ? number+0xd9b/0x1040 [ 1847.162498][T23355] bdi_register_va+0x94/0x600 [ 1847.167149][T23355] bdi_register+0xd1/0x120 [ 1847.171545][T23355] ? __device_add_disk+0x536/0x11d0 [ 1847.176715][T23355] ? bdi_register_va+0x600/0x600 [ 1847.181634][T23355] ? vsnprintf+0x1bfd/0x1cd0 [ 1847.186203][T23355] ? __kasan_check_read+0x11/0x20 [ 1847.191203][T23355] ? blk_alloc_devt+0xd4/0x320 [ 1847.195942][T23355] __device_add_disk+0x5cb/0x11d0 [ 1847.200942][T23355] ? device_add_disk+0x40/0x40 [ 1847.205681][T23355] ? loop_add+0x400/0x760 [ 1847.209986][T23355] ? vsprintf+0x40/0x40 [ 1847.214120][T23355] device_add_disk+0x2a/0x40 [ 1847.218689][T23355] loop_add+0x58f/0x760 [ 1847.222819][T23355] loop_control_ioctl+0x564/0x740 [ 1847.227827][T23355] ? sysvec_reschedule_ipi+0x84/0x160 [ 1847.233174][T23355] ? loop_remove+0xb0/0xb0 [ 1847.237568][T23355] ? security_file_ioctl+0xb1/0xd0 [ 1847.242657][T23355] ? loop_remove+0xb0/0xb0 [ 1847.247053][T23355] __se_sys_ioctl+0x115/0x190 [ 1847.251726][T23355] __x64_sys_ioctl+0x7b/0x90 [ 1847.256310][T23355] do_syscall_64+0x34/0x70 [ 1847.260706][T23355] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 1847.266573][T23355] RIP: 0033:0x7f0de7cfa0a9 [ 1847.270966][T23355] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 f1 19 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 1847.290548][T23355] RSP: 002b:00007f0de6a2b168 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 1847.298939][T23355] RAX: ffffffffffffffda RBX: 00007f0de7e1a120 RCX: 00007f0de7cfa0a9 [ 1847.306888][T23355] RDX: 0000000000000000 RSI: 0000000000004c80 RDI: 0000000000000008 [ 1847.314837][T23355] RBP: 00007f0de6a2b1d0 R08: 0000000000000000 R09: 0000000000000000 [ 1847.322789][T23355] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 1847.330737][T23355] R13: 00007ffd739418ef R14: 00007f0de6a2b300 R15: 0000000000022000 [ 1847.340049][T23355] ------------[ cut here ]------------ [ 1847.345539][T23355] WARNING: CPU: 1 PID: 23355 at block/genhd.c:821 __device_add_disk+0xe7c/0x11d0 [ 1847.354699][T23355] Modules linked in: [ 1847.358643][T23355] CPU: 1 PID: 23355 Comm: syz-executor.3 Tainted: G W 5.10.160-syzkaller-01321-g003c389455eb #0 [ 1847.370383][T23355] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 1847.380478][T23355] RIP: 0010:__device_add_disk+0xe7c/0x11d0 [ 1847.386309][T23355] Code: ff ff e8 b7 ee 2b ff 0f 0b e9 28 f3 ff ff e8 ab ee 2b ff 0f 0b 42 80 3c 33 00 0f 85 db f8 ff ff e9 de f8 ff ff e8 94 ee 2b ff <0f> 0b e9 60 f7 ff ff e8 88 ee 2b ff e9 13 ff ff ff 44 89 f1 80 e1 [ 1847.405987][T23355] RSP: 0018:ffffc900014d7bc0 EFLAGS: 00010283 [ 1847.412096][T23355] RAX: ffffffff8241331c RBX: 00000000fffffff4 RCX: 0000000000040000 [ 1847.420097][T23355] RDX: ffffc900020fb000 RSI: 00000000000346a7 RDI: 00000000000346a8 [ 1847.428317][T23355] RBP: ffffc900014d7d08 R08: ffffffff82412a76 R09: ffffc900014d7610 [ 1847.436329][T23355] R10: 0000000000000013 R11: ffffffff84c00596 R12: 0000000000000007 [ 1847.444295][T23355] R13: ffff88811565f000 R14: ffff888115658338 R15: ffff888115658000 [ 1847.452271][T23355] FS: 00007f0de6a2b700(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000 [ 1847.461200][T23355] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 1847.467784][T23355] CR2: 0000000020143030 CR3: 000000016819b000 CR4: 00000000003506b0 [ 1847.475748][T23355] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 1847.483720][T23355] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 1847.491689][T23355] Call Trace: [ 1847.494977][T23355] ? device_add_disk+0x40/0x40 [ 1847.499753][T23355] ? loop_add+0x400/0x760 [ 1847.504070][T23355] ? vsprintf+0x40/0x40 [ 1847.508234][T23355] device_add_disk+0x2a/0x40 [ 1847.512815][T23355] loop_add+0x58f/0x760 [ 1847.516973][T23355] loop_control_ioctl+0x564/0x740 [ 1847.521986][T23355] ? sysvec_reschedule_ipi+0x84/0x160 [ 1847.527680][T23355] ? loop_remove+0xb0/0xb0 [ 1847.532094][T23355] ? security_file_ioctl+0xb1/0xd0 [ 1847.537209][T23355] ? loop_remove+0xb0/0xb0 [ 1847.541615][T23355] __se_sys_ioctl+0x115/0x190 [ 1847.546292][T23355] __x64_sys_ioctl+0x7b/0x90 [ 1847.550873][T23355] do_syscall_64+0x34/0x70 [ 1847.555295][T23355] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 1847.561208][T23355] RIP: 0033:0x7f0de7cfa0a9 [ 1847.565635][T23355] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 f1 19 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 1847.585246][T23355] RSP: 002b:00007f0de6a2b168 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 1847.593669][T23355] RAX: ffffffffffffffda RBX: 00007f0de7e1a120 RCX: 00007f0de7cfa0a9 [ 1847.601639][T23355] RDX: 0000000000000000 RSI: 0000000000004c80 RDI: 0000000000000008 [ 1847.609613][T23355] RBP: 00007f0de6a2b1d0 R08: 0000000000000000 R09: 0000000000000000 [ 1847.617598][T23355] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 1847.625558][T23355] R13: 00007ffd739418ef R14: 00007f0de6a2b300 R15: 0000000000022000 [ 1847.633531][T23355] ---[ end trace 3d581eb7e408cfb6 ]--- 03:26:01 executing program 3: bpf$ENABLE_STATS(0x20, 0x0, 0x0) r0 = openat$kvm(0xffffffffffffff9c, 0x0, 0x0, 0x0) prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r1 = getpid() sched_setaffinity(0x0, 0x8, &(0x7f0000000240)=0x2) sched_setscheduler(r1, 0x2, &(0x7f0000000200)=0x4) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) connect$unix(r2, &(0x7f0000000180)=@abs, 0x6e) sendmmsg$unix(r3, &(0x7f00000bd000), 0x318, 0x0) recvmmsg(r2, &(0x7f00000000c0), 0x10106, 0x2, 0x0) r4 = bpf$PROG_LOAD(0x5, &(0x7f0000000440)={0x11, 0x6, &(0x7f00000004c0)=ANY=[@ANYBLOB="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"/608], &(0x7f0000000080)='GPL\x00', 0x5, 0x29e, &(0x7f000000cf3d)=""/195, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x6, 0x0, 0x0, 0x10, 0x0}, 0x70) prlimit64(r1, 0x0, &(0x7f0000000000)={0x7, 0x10000}, &(0x7f0000000400)) ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r5 = bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f00000000c0)={&(0x7f0000000080)='sched_switch\x00', r4}, 0x10) sendmmsg$unix(0xffffffffffffffff, &(0x7f00000087c0)=[{{0x0, 0x0, &(0x7f0000000280)=[{&(0x7f0000000340)="752384037276623af5639b6a609aae05867a472736496fd7af94a6716acefbb9bb5ba16c4e0537e05042acad9a6a7c460b47b3ffe7d531efe42b2a581d8497c0c6e97e55f61dddc3a3702e8d11d281aa6cc82f1c7944b7fa58154ddb75ac7b17ef25408be34a533e1cc1b6c5f817543a1dbe9c15dd82f4742d8318ef9977a06d786a14b9784252a1cf576a85d6496ea158e9299c09093c0ddf840401a22353d05383341fa8388c868c8337c90dbf494c881730f1f4e2420937b1", 0xba}], 0x1, &(0x7f00000002c0)=[@cred={{0x1c, 0x1, 0x2, {r1}}}, @cred={{0x1c, 0x1, 0x2, {r1, 0x0, 0xee01}}}], 0x40, 0x24048814}}, {{0x0, 0x0, &(0x7f0000000b40)=[{&(0x7f0000000840)="7ee0255692350f13f34ceb0d2f3e6d4893ad62894f30a1b018fdcd7eea61eed31750537752647650be017bc77da704ba1f69fc5227f6e99e920fbf367e42d28d313c3fc21ea04bcc1ab834226665db6a38dc2d7835573d634a24217b6fe63a9afc961f9597d8d2f3c8881b6a564a79c7fe9b60fbbcfd62221022b45c1b32fabc82161d6196fbf768d1eaa780e3d8df80d21e2f221f51d4083297d0388acb557dbf441f255c1af96b01124284ddef5a252fe3008461764264b631cae2ae", 0xbd}, {&(0x7f0000000940)="aaf0a13237e98477da52b9434649c0fc5cc05a188a5a3c44aaf4f2850418371e43254e7ab50d7b1683cad9349754a9254e952f77022eeefeceb9642d6b6ac5cb8216df16bf7e345b79", 0x49}, {&(0x7f00000009c0)="c2ba1a8f103167e31669bbc62727a7d88ea2239c556d88d8df86096cb95c8c4793943ce22a4bac39f63be65300706d34a0fdee505935d98647adb83416a101ab672c63d1da216cf2d2cb712222b539e36431f457cba73fee458f10d263b1043ce4bd4de92f6722124e346eb6e5981e7dfcca52a2f5b68420a3c0be07480a593ef6c4fa5cc1cd9fc168eec433e7f7662e22a70ce73820f9bc5968a9ac2515208ddb3b2b925df94ebcaf2d00629a61200ed0ef43b545086990498fcfc5d4d1f98d1add4fe673d5aee46a8ad2a95a3a15a58ffd75ad2de31fa0dfcae0957e859cdb6e419674426c62d9ae5a636e3a80", 0xee}, {&(0x7f0000000ac0)="915d48fa35bb4f12d70be9ea71295925f8bf27b1e5775c4eface241a85a108c2410a63d8c161b380ebf76b472c5211c7787943e756326cd224e95464fbcc73605a54d684b7d6603ce636808128ece9fb8097a2", 0x53}, {0x0}], 0x5, &(0x7f0000002e00)=[@cred={{0x1c, 0x1, 0x2, {0x0, 0xffffffffffffffff, 0xee00}}}, @cred={{0x1c}}, @rights={{0x2c, 0x1, 0x1, [0xffffffffffffffff, 0xffffffffffffffff, r0, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, r4]}}, @rights={{0x24, 0x1, 0x1, [r5, 0xffffffffffffffff, 0xffffffffffffffff, r4, 0xffffffffffffffff]}}], 0x98, 0x24040040}}, {{0x0, 0x0, &(0x7f0000004100)=[{&(0x7f0000002f40)="637b067f6f99f10cf92d46aea478a379b64f74b6cc226ea87ae4dfcade98f00ffff419239b1e5237e29c77babd53b768c6ad1b737bf908e1e321d457952a3d0c6c559a4af90c74640ba975989271cb01056ac475238d05c8e74b936a6e4ca95e6ce834a82b06d98646a42526ecee1d75934e011ad16d", 0x76}, {&(0x7f0000002fc0)}, {0x0}, {&(0x7f00000040c0)="7886974179698d4c40ac77ac1e2aa4298505fe54b89e5b20ee2cb5b2e216", 0x1e}], 0x4, 0x0, 0x0, 0x40048c4}}, {{0x0, 0x0, 0x0, 0x0, &(0x7f0000005440)=[@cred={{0x1c}}], 0x20, 0x10}}, {{0x0, 0x0, &(0x7f00000086c0)=[{&(0x7f0000005500)="21e6f39df30227ba9da9edf4a1f3dfe4cf9433853b7022b246949a6e1c5f12be85c3be82d6921d2640dc82d7937e97126c908bf8393f5ad7aabee741c17d02348df77176be6403bbb6fcd79958cb855cf37a20081da66ebba8930691bfda12342a802016e42c7fc3204f97ea62b87dfc808df3498dd7ce696710196c56f36bbd9f2367a3bde9faa65c4f4466c5cc3d8f329e9e1657e6fa8cea232ce8e78d9df7e70ae82d463fdec63aec8ffac4b443b8c1", 0xb1}, {&(0x7f0000005680)="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", 0x575}, {&(0x7f0000006680)}, {0x0}, {&(0x7f0000008680)="7dbebf4cac6e576dc6327f72820ef4", 0xf}], 0x5, &(0x7f0000008740)=[@rights={{0x14, 0x1, 0x1, [r0]}}, @rights={{0x24, 0x1, 0x1, [0xffffffffffffffff, r0, 0xffffffffffffffff, r4, r5]}}, @rights={{0x18, 0x1, 0x1, [r4, 0xffffffffffffffff]}}], 0x58, 0x20040040}}], 0x5, 0x40000) r6 = openat$loop_ctrl(0xffffff9c, &(0x7f0000000040), 0x0, 0x0) sendmsg$nl_route(r5, &(0x7f0000000300)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x200}, 0xc, 0x0, 0x1, 0x0, 0x0, 0x4000004}, 0x8010) ioctl$LOOP_CTL_ADD(r6, 0x4c80, 0x0) (fail_nth: 57) ioctl$LOOP_CTL_REMOVE(r6, 0x4c81, 0x0) r7 = creat(&(0x7f0000000240)='./file0\x00', 0x0) fallocate(r7, 0x100000011, 0x0, 0x2811fdff) [ 1847.845365][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 1847.853556][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 1847.861770][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 1847.876715][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 1847.885112][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 1847.893512][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 1847.901878][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 1847.910446][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 1847.918523][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 1847.926985][T23317] netlink: 'syz-executor.0': attribute type 27 has an invalid length. [ 1847.943813][T23317] bridge0: port 2(bridge_slave_1) entered disabled state [ 1847.950902][T23317] bridge0: port 1(bridge_slave_0) entered disabled state [ 1848.017947][T23361] FAULT_INJECTION: forcing a failure. [ 1848.017947][T23361] name failslab, interval 1, probability 0, space 0, times 0 [ 1848.030619][T23361] CPU: 1 PID: 23361 Comm: syz-executor.3 Tainted: G W 5.10.160-syzkaller-01321-g003c389455eb #0 [ 1848.042310][T23361] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 1848.052345][T23361] Call Trace: [ 1848.055619][T23361] dump_stack_lvl+0x1e2/0x24b [ 1848.060272][T23361] ? panic+0x7d7/0x7d7 [ 1848.064318][T23361] ? bfq_pos_tree_add_move+0x43e/0x43e [ 1848.069842][T23361] ? selinux_kernfs_init_security+0x1a8/0x760 [ 1848.075890][T23361] dump_stack+0x15/0x17 [ 1848.080027][T23361] should_fail+0x3c0/0x510 [ 1848.084428][T23361] __should_failslab+0x9f/0xe0 [ 1848.089206][T23361] should_failslab+0x9/0x20 [ 1848.093687][T23361] kmem_cache_alloc+0x3f/0x300 [ 1848.098428][T23361] ? __kernfs_new_node+0xdb/0x6e0 [ 1848.103437][T23361] __kernfs_new_node+0xdb/0x6e0 [ 1848.108268][T23361] ? __kasan_check_write+0x14/0x20 [ 1848.113365][T23361] ? mutex_lock+0xb2/0x1e0 [ 1848.117757][T23361] ? mutex_trylock+0x180/0x180 [ 1848.122494][T23361] ? kernfs_new_node+0x170/0x170 [ 1848.127409][T23361] ? __kasan_check_write+0x14/0x20 [ 1848.132494][T23361] ? mutex_unlock+0x29/0xf0 [ 1848.136973][T23361] ? kernfs_activate+0x409/0x420 [ 1848.141927][T23361] kernfs_new_node+0x97/0x170 [ 1848.146585][T23361] __kernfs_create_file+0x4a/0x270 [ 1848.151676][T23361] sysfs_add_file_mode_ns+0x273/0x320 [ 1848.157030][T23361] sysfs_merge_group+0x207/0x460 [ 1848.161945][T23361] ? sysfs_remove_groups+0xb0/0xb0 [ 1848.167036][T23361] ? bus_add_device+0x3e4/0x400 [ 1848.171864][T23361] dpm_sysfs_add+0xcf/0x290 [ 1848.176355][T23361] device_add+0x52c/0xbd0 [ 1848.180661][T23361] device_create+0x258/0x2e0 [ 1848.185235][T23361] ? asm_sysvec_reschedule_ipi+0x12/0x20 [ 1848.190845][T23361] ? root_device_unregister+0x80/0x80 [ 1848.196195][T23361] ? number+0xd9b/0x1040 [ 1848.200419][T23361] bdi_register_va+0x94/0x600 [ 1848.205077][T23361] bdi_register+0xd1/0x120 [ 1848.209648][T23361] ? irqentry_exit+0x50/0x60 [ 1848.214255][T23361] ? __device_add_disk+0x536/0x11d0 [ 1848.219447][T23361] ? bdi_register_va+0x600/0x600 [ 1848.224380][T23361] __device_add_disk+0x5cb/0x11d0 [ 1848.229389][T23361] ? device_add_disk+0x40/0x40 [ 1848.234138][T23361] ? loop_add+0x400/0x760 [ 1848.238447][T23361] ? vsprintf+0x40/0x40 [ 1848.242589][T23361] device_add_disk+0x2a/0x40 [ 1848.247246][T23361] loop_add+0x58f/0x760 [ 1848.251386][T23361] loop_control_ioctl+0x564/0x740 [ 1848.256387][T23361] ? loop_remove+0xb0/0xb0 [ 1848.260784][T23361] ? irqentry_exit+0x50/0x60 [ 1848.265351][T23361] ? sysvec_reschedule_ipi+0x84/0x160 [ 1848.270702][T23361] ? asm_sysvec_reschedule_ipi+0x12/0x20 [ 1848.276314][T23361] ? do_vfs_ioctl+0xf6/0x1a90 [ 1848.280971][T23361] ? __se_sys_ioctl+0x109/0x190 [ 1848.285801][T23361] ? loop_remove+0xb0/0xb0 [ 1848.290285][T23361] __se_sys_ioctl+0x115/0x190 [ 1848.294941][T23361] __x64_sys_ioctl+0x7b/0x90 [ 1848.299514][T23361] do_syscall_64+0x34/0x70 [ 1848.303909][T23361] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 1848.309792][T23361] RIP: 0033:0x7f0de7cfa0a9 [ 1848.314186][T23361] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 f1 19 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 1848.333859][T23361] RSP: 002b:00007f0de6a2b168 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 1848.342255][T23361] RAX: ffffffffffffffda RBX: 00007f0de7e1a120 RCX: 00007f0de7cfa0a9 [ 1848.350209][T23361] RDX: 0000000000000000 RSI: 0000000000004c80 RDI: 0000000000000008 [ 1848.358164][T23361] RBP: 00007f0de6a2b1d0 R08: 0000000000000000 R09: 0000000000000000 [ 1848.366114][T23361] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 1848.374844][T23361] R13: 00007ffd739418ef R14: 00007f0de6a2b300 R15: 0000000000022000 [ 1848.384226][T23361] ------------[ cut here ]------------ [ 1848.389756][T23361] WARNING: CPU: 1 PID: 23361 at block/genhd.c:821 __device_add_disk+0xe7c/0x11d0 [ 1848.398889][T23361] Modules linked in: [ 1848.402809][T23361] CPU: 1 PID: 23361 Comm: syz-executor.3 Tainted: G W 5.10.160-syzkaller-01321-g003c389455eb #0 [ 1848.414548][T23361] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 1848.424649][T23361] RIP: 0010:__device_add_disk+0xe7c/0x11d0 [ 1848.430496][T23361] Code: ff ff e8 b7 ee 2b ff 0f 0b e9 28 f3 ff ff e8 ab ee 2b ff 0f 0b 42 80 3c 33 00 0f 85 db f8 ff ff e9 de f8 ff ff e8 94 ee 2b ff <0f> 0b e9 60 f7 ff ff e8 88 ee 2b ff e9 13 ff ff ff 44 89 f1 80 e1 [ 1848.450204][T23361] RSP: 0018:ffffc90000d97bc0 EFLAGS: 00010287 [ 1848.456526][T23361] RAX: ffffffff8241331c RBX: 00000000fffffff4 RCX: 0000000000040000 [ 1848.464529][T23361] RDX: ffffc900020fb000 RSI: 00000000000366e7 RDI: 00000000000366e8 [ 1848.472552][T23361] RBP: ffffc90000d97d08 R08: ffffffff82412a76 R09: ffffc90000d97610 [ 1848.480529][T23361] R10: 0000000000000013 R11: ffffffff84c00596 R12: 0000000000000007 [ 1848.488508][T23361] R13: ffff88810fa4a000 R14: ffff88817a83f338 R15: ffff88817a83f000 [ 1848.496505][T23361] FS: 00007f0de6a2b700(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000 [ 1848.505424][T23361] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 1848.512013][T23361] CR2: 0000000020101000 CR3: 0000000163afd000 CR4: 00000000003506b0 [ 1848.520013][T23361] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 1848.528025][T23361] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 1848.536089][T23361] Call Trace: [ 1848.539383][T23361] ? device_add_disk+0x40/0x40 [ 1848.544140][T23361] ? loop_add+0x400/0x760 [ 1848.548475][T23361] ? vsprintf+0x40/0x40 [ 1848.552621][T23361] device_add_disk+0x2a/0x40 [ 1848.557239][T23361] loop_add+0x58f/0x760 [ 1848.561388][T23361] loop_control_ioctl+0x564/0x740 [ 1848.566415][T23361] ? loop_remove+0xb0/0xb0 [ 1848.570824][T23361] ? irqentry_exit+0x50/0x60 [ 1848.575403][T23361] ? sysvec_reschedule_ipi+0x84/0x160 [ 1848.580791][T23361] ? asm_sysvec_reschedule_ipi+0x12/0x20 [ 1848.586536][T23361] ? do_vfs_ioctl+0xf6/0x1a90 [ 1848.591204][T23361] ? __se_sys_ioctl+0x109/0x190 [ 1848.596058][T23361] ? loop_remove+0xb0/0xb0 [ 1848.600476][T23361] __se_sys_ioctl+0x115/0x190 [ 1848.605140][T23361] __x64_sys_ioctl+0x7b/0x90 [ 1848.609730][T23361] do_syscall_64+0x34/0x70 [ 1848.614137][T23361] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 1848.620036][T23361] RIP: 0033:0x7f0de7cfa0a9 [ 1848.624448][T23361] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 f1 19 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 1848.644170][T23361] RSP: 002b:00007f0de6a2b168 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 1848.652696][T23361] RAX: ffffffffffffffda RBX: 00007f0de7e1a120 RCX: 00007f0de7cfa0a9 [ 1848.660784][T23361] RDX: 0000000000000000 RSI: 0000000000004c80 RDI: 0000000000000008 [ 1848.668788][T23361] RBP: 00007f0de6a2b1d0 R08: 0000000000000000 R09: 0000000000000000 [ 1848.676793][T23361] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 1848.684855][T23361] R13: 00007ffd739418ef R14: 00007f0de6a2b300 R15: 0000000000022000 [ 1848.692832][T23361] ---[ end trace 3d581eb7e408cfb7 ]--- 03:26:02 executing program 3: bpf$ENABLE_STATS(0x20, 0x0, 0x0) r0 = openat$kvm(0xffffffffffffff9c, 0x0, 0x0, 0x0) prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r1 = getpid() sched_setaffinity(0x0, 0x8, &(0x7f0000000240)=0x2) sched_setscheduler(r1, 0x2, &(0x7f0000000200)=0x4) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) connect$unix(r2, &(0x7f0000000180)=@abs, 0x6e) sendmmsg$unix(r3, &(0x7f00000bd000), 0x318, 0x0) recvmmsg(r2, &(0x7f00000000c0), 0x10106, 0x2, 0x0) r4 = bpf$PROG_LOAD(0x5, &(0x7f0000000440)={0x11, 0x6, &(0x7f00000004c0)=ANY=[@ANYBLOB="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"/608], &(0x7f0000000080)='GPL\x00', 0x5, 0x29e, &(0x7f000000cf3d)=""/195, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x6, 0x0, 0x0, 0x10, 0x0}, 0x70) prlimit64(r1, 0x0, &(0x7f0000000000)={0x7, 0x10000}, &(0x7f0000000400)) ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r5 = bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f00000000c0)={&(0x7f0000000080)='sched_switch\x00', r4}, 0x10) sendmmsg$unix(0xffffffffffffffff, &(0x7f00000087c0)=[{{0x0, 0x0, &(0x7f0000000280)=[{&(0x7f0000000340)="752384037276623af5639b6a609aae05867a472736496fd7af94a6716acefbb9bb5ba16c4e0537e05042acad9a6a7c460b47b3ffe7d531efe42b2a581d8497c0c6e97e55f61dddc3a3702e8d11d281aa6cc82f1c7944b7fa58154ddb75ac7b17ef25408be34a533e1cc1b6c5f817543a1dbe9c15dd82f4742d8318ef9977a06d786a14b9784252a1cf576a85d6496ea158e9299c09093c0ddf840401a22353d05383341fa8388c868c8337c90dbf494c881730f1f4e2420937b1", 0xba}], 0x1, &(0x7f00000002c0)=[@cred={{0x1c, 0x1, 0x2, {r1}}}, @cred={{0x1c, 0x1, 0x2, {r1, 0x0, 0xee01}}}], 0x40, 0x24048814}}, {{0x0, 0x0, &(0x7f0000000b40)=[{&(0x7f0000000840)="7ee0255692350f13f34ceb0d2f3e6d4893ad62894f30a1b018fdcd7eea61eed31750537752647650be017bc77da704ba1f69fc5227f6e99e920fbf367e42d28d313c3fc21ea04bcc1ab834226665db6a38dc2d7835573d634a24217b6fe63a9afc961f9597d8d2f3c8881b6a564a79c7fe9b60fbbcfd62221022b45c1b32fabc82161d6196fbf768d1eaa780e3d8df80d21e2f221f51d4083297d0388acb557dbf441f255c1af96b01124284ddef5a252fe3008461764264b631cae2ae", 0xbd}, {&(0x7f0000000940)="aaf0a13237e98477da52b9434649c0fc5cc05a188a5a3c44aaf4f2850418371e43254e7ab50d7b1683cad9349754a9254e952f77022eeefeceb9642d6b6ac5cb8216df16bf7e345b79", 0x49}, {&(0x7f00000009c0)="c2ba1a8f103167e31669bbc62727a7d88ea2239c556d88d8df86096cb95c8c4793943ce22a4bac39f63be65300706d34a0fdee505935d98647adb83416a101ab672c63d1da216cf2d2cb712222b539e36431f457cba73fee458f10d263b1043ce4bd4de92f6722124e346eb6e5981e7dfcca52a2f5b68420a3c0be07480a593ef6c4fa5cc1cd9fc168eec433e7f7662e22a70ce73820f9bc5968a9ac2515208ddb3b2b925df94ebcaf2d00629a61200ed0ef43b545086990498fcfc5d4d1f98d1add4fe673d5aee46a8ad2a95a3a15a58ffd75ad2de31fa0dfcae0957e859cdb6e419674426c62d9ae5a636e3a80", 0xee}, {&(0x7f0000000ac0)="915d48fa35bb4f12d70be9ea71295925f8bf27b1e5775c4eface241a85a108c2410a63d8c161b380ebf76b472c5211c7787943e756326cd224e95464fbcc73605a54d684b7d6603ce636808128ece9fb8097a2", 0x53}, {0x0}], 0x5, &(0x7f0000002e00)=[@cred={{0x1c, 0x1, 0x2, {0x0, 0xffffffffffffffff, 0xee00}}}, @cred={{0x1c}}, @rights={{0x2c, 0x1, 0x1, [0xffffffffffffffff, 0xffffffffffffffff, r0, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, r4]}}, @rights={{0x24, 0x1, 0x1, [r5, 0xffffffffffffffff, 0xffffffffffffffff, r4, 0xffffffffffffffff]}}], 0x98, 0x24040040}}, {{0x0, 0x0, &(0x7f0000004100)=[{&(0x7f0000002f40)="637b067f6f99f10cf92d46aea478a379b64f74b6cc226ea87ae4dfcade98f00ffff419239b1e5237e29c77babd53b768c6ad1b737bf908e1e321d457952a3d0c6c559a4af90c74640ba975989271cb01056ac475238d05c8e74b936a6e4ca95e6ce834a82b06d98646a42526ecee1d75934e011ad16d", 0x76}, {&(0x7f0000002fc0)}, {0x0}, {&(0x7f00000040c0)="7886974179698d4c40ac77ac1e2aa4298505fe54b89e5b20ee2cb5b2e216", 0x1e}], 0x4, 0x0, 0x0, 0x40048c4}}, {{0x0, 0x0, 0x0, 0x0, &(0x7f0000005440)=[@cred={{0x1c}}], 0x20, 0x10}}, {{0x0, 0x0, &(0x7f00000086c0)=[{&(0x7f0000005500)="21e6f39df30227ba9da9edf4a1f3dfe4cf9433853b7022b246949a6e1c5f12be85c3be82d6921d2640dc82d7937e97126c908bf8393f5ad7aabee741c17d02348df77176be6403bbb6fcd79958cb855cf37a20081da66ebba8930691bfda12342a802016e42c7fc3204f97ea62b87dfc808df3498dd7ce696710196c56f36bbd9f2367a3bde9faa65c4f4466c5cc3d8f329e9e1657e6fa8cea232ce8e78d9df7e70ae82d463fdec63aec8ffac4b443b8c1", 0xb1}, {&(0x7f0000005680)="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", 0x575}, {&(0x7f0000006680)}, {0x0}, {&(0x7f0000008680)="7dbebf4cac6e576dc6327f72820ef4", 0xf}], 0x5, &(0x7f0000008740)=[@rights={{0x14, 0x1, 0x1, [r0]}}, @rights={{0x24, 0x1, 0x1, [0xffffffffffffffff, r0, 0xffffffffffffffff, r4, r5]}}, @rights={{0x18, 0x1, 0x1, [r4, 0xffffffffffffffff]}}], 0x58, 0x20040040}}], 0x5, 0x40000) r6 = openat$loop_ctrl(0xffffff9c, &(0x7f0000000040), 0x0, 0x0) sendmsg$nl_route(r5, &(0x7f0000000300)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x200}, 0xc, 0x0, 0x1, 0x0, 0x0, 0x4000004}, 0x8010) ioctl$LOOP_CTL_ADD(r6, 0x4c80, 0x0) (fail_nth: 58) ioctl$LOOP_CTL_REMOVE(r6, 0x4c81, 0x0) r7 = creat(&(0x7f0000000240)='./file0\x00', 0x0) fallocate(r7, 0x100000011, 0x0, 0x2811fdff) 03:26:02 executing program 0: sendmsg$nl_route(0xffffffffffffffff, 0x0, 0x0) socket$netlink(0x10, 0x3, 0x0) openat$hwrng(0xffffffffffffff9c, 0x0, 0x0, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) sendmsg$netlink(r1, &(0x7f0000006440)={0x0, 0x0, &(0x7f00000063c0)=[{&(0x7f0000000600)={0x34, 0x10, 0x1, 0x0, 0x0, "", [@typed={0x8, 0x0, 0x0, 0x0, @u32}, @typed={0x8, 0x0, 0x0, 0x0, @uid}, @typed={0x14, 0x1b, 0x0, 0x0, @ipv6=@loopback={0x21}}]}, 0x34}], 0x1}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x50000000, &(0x7f0000000240)={&(0x7f0000000180)=@newlink={0x28, 0x10, 0x801, 0x81ffffff, 0x0, {0x0, 0x0, 0x10, 0x0, 0xa8d}, [@IFLA_GROUP={0x8}]}, 0x28}}, 0x0) 03:26:02 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) open(0x0, 0x0, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) sendmsg$netlink(r1, &(0x7f0000006440)={0x0, 0x0, &(0x7f00000063c0)=[{&(0x7f0000000600)={0x34, 0x10, 0x0, 0x0, 0x0, "", [@typed={0x8, 0x0, 0x0, 0x0, @u32}, @typed={0x8, 0x0, 0x0, 0x0, @uid}, @typed={0x14, 0x1b, 0x0, 0x0, @ipv6=@loopback={0x21}}]}, 0x34}], 0x1}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x50000002, &(0x7f0000000240)={&(0x7f0000000180)=@newlink={0x28, 0x10, 0x801, 0x0, 0x0, {0x0, 0x0, 0x10, 0x0, 0xa8d}, [@IFLA_GROUP={0x8}]}, 0x28}}, 0x0) [ 1848.904993][T23322] bridge0: port 1(bridge_slave_0) entered blocking state [ 1848.912163][T23322] bridge0: port 1(bridge_slave_0) entered forwarding state [ 1848.920812][T23322] bridge0: port 2(bridge_slave_1) entered blocking state [ 1848.927881][T23322] bridge0: port 2(bridge_slave_1) entered forwarding state [ 1848.946755][T23328] netlink: 'syz-executor.4': attribute type 27 has an invalid length. [ 1848.967853][T23328] bridge0: port 2(bridge_slave_1) entered disabled state [ 1848.974947][T23328] bridge0: port 1(bridge_slave_0) entered disabled state [ 1849.049296][T23371] FAULT_INJECTION: forcing a failure. [ 1849.049296][T23371] name failslab, interval 1, probability 0, space 0, times 0 [ 1849.062110][T23371] CPU: 1 PID: 23371 Comm: syz-executor.3 Tainted: G W 5.10.160-syzkaller-01321-g003c389455eb #0 [ 1849.073800][T23371] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 1849.083836][T23371] Call Trace: [ 1849.087122][T23371] dump_stack_lvl+0x1e2/0x24b [ 1849.091860][T23371] ? panic+0x7d7/0x7d7 [ 1849.095904][T23371] ? bfq_pos_tree_add_move+0x43e/0x43e [ 1849.101336][T23371] ? irqentry_exit+0x50/0x60 [ 1849.105903][T23371] ? sysvec_reschedule_ipi+0x84/0x160 [ 1849.111250][T23371] ? asm_sysvec_reschedule_ipi+0x12/0x20 [ 1849.116861][T23371] dump_stack+0x15/0x17 [ 1849.121000][T23371] should_fail+0x3c0/0x510 [ 1849.125396][T23371] ? kobject_get_path+0xb8/0x1a0 [ 1849.130309][T23371] __should_failslab+0x9f/0xe0 [ 1849.135050][T23371] should_failslab+0x9/0x20 [ 1849.139527][T23371] __kmalloc+0x60/0x360 [ 1849.143661][T23371] kobject_get_path+0xb8/0x1a0 [ 1849.148406][T23371] kobject_uevent_env+0x282/0x730 [ 1849.153602][T23371] ? __kasan_check_write+0x14/0x20 [ 1849.158691][T23371] kobject_uevent+0x1f/0x30 [ 1849.163180][T23371] device_add+0x79c/0xbd0 [ 1849.167487][T23371] device_create+0x258/0x2e0 [ 1849.172056][T23371] ? root_device_unregister+0x80/0x80 [ 1849.177412][T23371] ? number+0xd9b/0x1040 [ 1849.181631][T23371] bdi_register_va+0x94/0x600 [ 1849.186285][T23371] bdi_register+0xd1/0x120 [ 1849.190679][T23371] ? irqentry_exit+0x50/0x60 [ 1849.195265][T23371] ? __device_add_disk+0x536/0x11d0 [ 1849.200441][T23371] ? bdi_register_va+0x600/0x600 [ 1849.205353][T23371] __device_add_disk+0x5cb/0x11d0 [ 1849.210356][T23371] ? device_add_disk+0x40/0x40 [ 1849.215097][T23371] ? loop_add+0x400/0x760 [ 1849.219401][T23371] ? vsprintf+0x40/0x40 [ 1849.223622][T23371] device_add_disk+0x2a/0x40 [ 1849.228190][T23371] loop_add+0x58f/0x760 [ 1849.232324][T23371] loop_control_ioctl+0x564/0x740 [ 1849.237330][T23371] ? loop_remove+0xb0/0xb0 [ 1849.241808][T23371] ? irqentry_exit+0x50/0x60 [ 1849.246373][T23371] ? sysvec_reschedule_ipi+0x84/0x160 [ 1849.251809][T23371] ? asm_sysvec_reschedule_ipi+0x12/0x20 [ 1849.257420][T23371] ? do_vfs_ioctl+0xf6/0x1a90 [ 1849.262086][T23371] ? __se_sys_ioctl+0x109/0x190 [ 1849.266932][T23371] ? loop_remove+0xb0/0xb0 [ 1849.271358][T23371] __se_sys_ioctl+0x115/0x190 [ 1849.276014][T23371] __x64_sys_ioctl+0x7b/0x90 [ 1849.280594][T23371] do_syscall_64+0x34/0x70 [ 1849.284993][T23371] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 1849.290954][T23371] RIP: 0033:0x7f0de7cfa0a9 [ 1849.295351][T23371] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 f1 19 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 1849.314937][T23371] RSP: 002b:00007f0de6a2b168 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 1849.323327][T23371] RAX: ffffffffffffffda RBX: 00007f0de7e1a120 RCX: 00007f0de7cfa0a9 [ 1849.331278][T23371] RDX: 0000000000000000 RSI: 0000000000004c80 RDI: 0000000000000008 [ 1849.339231][T23371] RBP: 00007f0de6a2b1d0 R08: 0000000000000000 R09: 0000000000000000 [ 1849.347181][T23371] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 1849.355142][T23371] R13: 00007ffd739418ef R14: 00007f0de6a2b300 R15: 0000000000022000 [ 1849.551510][T23331] bridge0: port 1(bridge_slave_0) entered blocking state [ 1849.558569][T23331] bridge0: port 1(bridge_slave_0) entered forwarding state [ 1849.568010][T23331] bridge0: port 2(bridge_slave_1) entered blocking state [ 1849.575038][T23331] bridge0: port 2(bridge_slave_1) entered forwarding state [ 1849.589770][T23335] netlink: 'syz-executor.2': attribute type 27 has an invalid length. 03:26:03 executing program 4: ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, 0x0) openat$hwrng(0xffffffffffffff9c, 0x0, 0x0, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) open(0x0, 0x0, 0x0) open(0x0, 0x0, 0x0) syz_open_procfs(0x0, 0x0) syz_genetlink_get_family_id$ipvs(0x0, 0xffffffffffffffff) r1 = socket$netlink(0x10, 0x3, 0x0) sendmsg$netlink(r1, &(0x7f0000006440)={0x0, 0x0, &(0x7f00000063c0)=[{&(0x7f0000000600)={0x34, 0x10, 0x1, 0x0, 0x0, "", [@typed={0x8, 0x0, 0x0, 0x0, @u32}, @typed={0x8, 0x0, 0x0, 0x0, @uid}, @typed={0x14, 0x1b, 0x0, 0x0, @ipv6=@loopback={0x21}}]}, 0x34}], 0x1}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x50000000, &(0x7f0000000240)={&(0x7f0000000180)=@newlink={0x28, 0x10, 0x801, 0xa8c4ce2f, 0x0, {0x0, 0x0, 0x10, 0x0, 0xa8d}, [@IFLA_GROUP={0x8}]}, 0x28}}, 0x0) 03:26:03 executing program 2: socket$nl_route(0x10, 0x3, 0x0) socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={0x0}}, 0x0) r0 = bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f0000000200)={0x18, 0x4, &(0x7f00000002c0)=ANY=[@ANYBLOB="18010000000000000000000000000000850000006d00000095"], &(0x7f0000000100)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, 0x2, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0}, 0x80) bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f0000000080)={&(0x7f0000000000)='sched_switch\x00', r0}, 0x10) ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, 0x0) socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(0xffffffffffffffff, 0x0, 0x0) openat$hwrng(0xffffffffffffff9c, &(0x7f00000001c0), 0x0, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) sendmsg$netlink(r1, &(0x7f0000006440)={0x0, 0x0, &(0x7f00000063c0)=[{&(0x7f0000000600)={0x34, 0x10, 0x1, 0x90c, 0x0, "", [@typed={0x8, 0x0, 0x0, 0x0, @u32}, @typed={0x8, 0x0, 0x0, 0x0, @uid}, @typed={0x14, 0x1b, 0x0, 0x0, @ipv6=@loopback={0x21}}]}, 0x34}], 0x1}, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000140)={0x0, 0x50000000, &(0x7f0000000240)={&(0x7f0000000180)=@newlink={0x28, 0x10, 0x801, 0x0, 0x0, {0x0, 0x0, 0x10, 0x0, 0xa8d}, [@IFLA_GROUP={0x8}]}, 0x28}}, 0x0) [ 1849.600947][T23339] netlink: 'syz-executor.5': attribute type 27 has an invalid length. [ 1849.632202][T23339] bridge0: port 2(bridge_slave_1) entered disabled state [ 1849.639323][T23339] bridge0: port 1(bridge_slave_0) entered disabled state 03:26:03 executing program 5: r0 = socket$nl_route(0x10, 0x3, 0x0) open(0x0, 0x0, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) sendmsg$netlink(r1, &(0x7f0000006440)={0x0, 0x0, &(0x7f00000063c0)=[{&(0x7f0000000600)={0x34, 0x10, 0x1, 0x0, 0x0, "", [@typed={0x8, 0x0, 0x0, 0x0, @u32}, @typed={0x8, 0x0, 0x0, 0x0, @uid}, @typed={0x14, 0x1b, 0x0, 0x0, @ipv6=@loopback={0x21}}]}, 0x34}], 0x1}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x50000000, &(0x7f0000000240)={&(0x7f0000000180)=@newlink={0x28, 0x10, 0x801, 0x0, 0x18, {0x0, 0x0, 0x10, 0x0, 0xa8d}, [@IFLA_GROUP={0x8}]}, 0x28}}, 0x0) [ 1849.667812][T23342] bridge0: port 1(bridge_slave_0) entered blocking state [ 1849.674896][T23342] bridge0: port 1(bridge_slave_0) entered forwarding state [ 1849.683469][T23342] bridge0: port 2(bridge_slave_1) entered blocking state [ 1849.690666][T23342] bridge0: port 2(bridge_slave_1) entered forwarding state [ 1849.706722][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready 03:26:03 executing program 3: bpf$ENABLE_STATS(0x20, 0x0, 0x0) r0 = openat$kvm(0xffffffffffffff9c, 0x0, 0x0, 0x0) prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r1 = getpid() sched_setaffinity(0x0, 0x8, &(0x7f0000000240)=0x2) sched_setscheduler(r1, 0x2, &(0x7f0000000200)=0x4) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) connect$unix(r2, &(0x7f0000000180)=@abs, 0x6e) sendmmsg$unix(r3, &(0x7f00000bd000), 0x318, 0x0) recvmmsg(r2, &(0x7f00000000c0), 0x10106, 0x2, 0x0) r4 = bpf$PROG_LOAD(0x5, &(0x7f0000000440)={0x11, 0x6, &(0x7f00000004c0)=ANY=[@ANYBLOB="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"/608], &(0x7f0000000080)='GPL\x00', 0x5, 0x29e, &(0x7f000000cf3d)=""/195, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x6, 0x0, 0x0, 0x10, 0x0}, 0x70) prlimit64(r1, 0x0, &(0x7f0000000000)={0x7, 0x10000}, &(0x7f0000000400)) ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r5 = bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f00000000c0)={&(0x7f0000000080)='sched_switch\x00', r4}, 0x10) sendmmsg$unix(0xffffffffffffffff, &(0x7f00000087c0)=[{{0x0, 0x0, &(0x7f0000000280)=[{&(0x7f0000000340)="752384037276623af5639b6a609aae05867a472736496fd7af94a6716acefbb9bb5ba16c4e0537e05042acad9a6a7c460b47b3ffe7d531efe42b2a581d8497c0c6e97e55f61dddc3a3702e8d11d281aa6cc82f1c7944b7fa58154ddb75ac7b17ef25408be34a533e1cc1b6c5f817543a1dbe9c15dd82f4742d8318ef9977a06d786a14b9784252a1cf576a85d6496ea158e9299c09093c0ddf840401a22353d05383341fa8388c868c8337c90dbf494c881730f1f4e2420937b1", 0xba}], 0x1, &(0x7f00000002c0)=[@cred={{0x1c, 0x1, 0x2, {r1}}}, @cred={{0x1c, 0x1, 0x2, {r1, 0x0, 0xee01}}}], 0x40, 0x24048814}}, {{0x0, 0x0, &(0x7f0000000b40)=[{&(0x7f0000000840)="7ee0255692350f13f34ceb0d2f3e6d4893ad62894f30a1b018fdcd7eea61eed31750537752647650be017bc77da704ba1f69fc5227f6e99e920fbf367e42d28d313c3fc21ea04bcc1ab834226665db6a38dc2d7835573d634a24217b6fe63a9afc961f9597d8d2f3c8881b6a564a79c7fe9b60fbbcfd62221022b45c1b32fabc82161d6196fbf768d1eaa780e3d8df80d21e2f221f51d4083297d0388acb557dbf441f255c1af96b01124284ddef5a252fe3008461764264b631cae2ae", 0xbd}, {&(0x7f0000000940)="aaf0a13237e98477da52b9434649c0fc5cc05a188a5a3c44aaf4f2850418371e43254e7ab50d7b1683cad9349754a9254e952f77022eeefeceb9642d6b6ac5cb8216df16bf7e345b79", 0x49}, {&(0x7f00000009c0)="c2ba1a8f103167e31669bbc62727a7d88ea2239c556d88d8df86096cb95c8c4793943ce22a4bac39f63be65300706d34a0fdee505935d98647adb83416a101ab672c63d1da216cf2d2cb712222b539e36431f457cba73fee458f10d263b1043ce4bd4de92f6722124e346eb6e5981e7dfcca52a2f5b68420a3c0be07480a593ef6c4fa5cc1cd9fc168eec433e7f7662e22a70ce73820f9bc5968a9ac2515208ddb3b2b925df94ebcaf2d00629a61200ed0ef43b545086990498fcfc5d4d1f98d1add4fe673d5aee46a8ad2a95a3a15a58ffd75ad2de31fa0dfcae0957e859cdb6e419674426c62d9ae5a636e3a80", 0xee}, {&(0x7f0000000ac0)="915d48fa35bb4f12d70be9ea71295925f8bf27b1e5775c4eface241a85a108c2410a63d8c161b380ebf76b472c5211c7787943e756326cd224e95464fbcc73605a54d684b7d6603ce636808128ece9fb8097a2", 0x53}, {0x0}], 0x5, &(0x7f0000002e00)=[@cred={{0x1c, 0x1, 0x2, {0x0, 0xffffffffffffffff, 0xee00}}}, @cred={{0x1c}}, @rights={{0x2c, 0x1, 0x1, [0xffffffffffffffff, 0xffffffffffffffff, r0, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, r4]}}, @rights={{0x24, 0x1, 0x1, [r5, 0xffffffffffffffff, 0xffffffffffffffff, r4, 0xffffffffffffffff]}}], 0x98, 0x24040040}}, {{0x0, 0x0, &(0x7f0000004100)=[{&(0x7f0000002f40)="637b067f6f99f10cf92d46aea478a379b64f74b6cc226ea87ae4dfcade98f00ffff419239b1e5237e29c77babd53b768c6ad1b737bf908e1e321d457952a3d0c6c559a4af90c74640ba975989271cb01056ac475238d05c8e74b936a6e4ca95e6ce834a82b06d98646a42526ecee1d75934e011ad16d", 0x76}, {&(0x7f0000002fc0)}, {0x0}, {&(0x7f00000040c0)="7886974179698d4c40ac77ac1e2aa4298505fe54b89e5b20ee2cb5b2e216", 0x1e}], 0x4, 0x0, 0x0, 0x40048c4}}, {{0x0, 0x0, 0x0, 0x0, &(0x7f0000005440)=[@cred={{0x1c}}], 0x20, 0x10}}, {{0x0, 0x0, &(0x7f00000086c0)=[{&(0x7f0000005500)="21e6f39df30227ba9da9edf4a1f3dfe4cf9433853b7022b246949a6e1c5f12be85c3be82d6921d2640dc82d7937e97126c908bf8393f5ad7aabee741c17d02348df77176be6403bbb6fcd79958cb855cf37a20081da66ebba8930691bfda12342a802016e42c7fc3204f97ea62b87dfc808df3498dd7ce696710196c56f36bbd9f2367a3bde9faa65c4f4466c5cc3d8f329e9e1657e6fa8cea232ce8e78d9df7e70ae82d463fdec63aec8ffac4b443b8c1", 0xb1}, {&(0x7f0000005680)="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", 0x575}, {&(0x7f0000006680)}, {0x0}, {&(0x7f0000008680)="7dbebf4cac6e576dc6327f72820ef4", 0xf}], 0x5, &(0x7f0000008740)=[@rights={{0x14, 0x1, 0x1, [r0]}}, @rights={{0x24, 0x1, 0x1, [0xffffffffffffffff, r0, 0xffffffffffffffff, r4, r5]}}, @rights={{0x18, 0x1, 0x1, [r4, 0xffffffffffffffff]}}], 0x58, 0x20040040}}], 0x5, 0x40000) r6 = openat$loop_ctrl(0xffffff9c, &(0x7f0000000040), 0x0, 0x0) sendmsg$nl_route(r5, &(0x7f0000000300)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x200}, 0xc, 0x0, 0x1, 0x0, 0x0, 0x4000004}, 0x8010) ioctl$LOOP_CTL_ADD(r6, 0x4c80, 0x0) (fail_nth: 59) ioctl$LOOP_CTL_REMOVE(r6, 0x4c81, 0x0) r7 = creat(&(0x7f0000000240)='./file0\x00', 0x0) fallocate(r7, 0x100000011, 0x0, 0x2811fdff) [ 1849.714632][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 1849.722415][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 1849.731123][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 1849.739824][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 1849.748186][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 1849.756558][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 1849.779559][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 1849.789546][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 1849.797945][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 1849.806930][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 1849.815086][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 1849.823302][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 1849.831770][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 1849.839994][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 1849.944029][T23386] FAULT_INJECTION: forcing a failure. [ 1849.944029][T23386] name failslab, interval 1, probability 0, space 0, times 0 [ 1849.956717][T23386] CPU: 1 PID: 23386 Comm: syz-executor.3 Tainted: G W 5.10.160-syzkaller-01321-g003c389455eb #0 [ 1849.968412][T23386] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 1849.978529][T23386] Call Trace: [ 1849.981801][T23386] dump_stack_lvl+0x1e2/0x24b [ 1849.986457][T23386] ? bfq_pos_tree_add_move+0x43e/0x43e [ 1849.991899][T23386] ? vsnprintf+0x1bfd/0x1cd0 [ 1849.996469][T23386] dump_stack+0x15/0x17 [ 1850.000602][T23386] should_fail+0x3c0/0x510 [ 1850.004994][T23386] __should_failslab+0x9f/0xe0 [ 1850.009743][T23386] should_failslab+0x9/0x20 [ 1850.014255][T23386] kmem_cache_alloc+0x3f/0x300 [ 1850.018998][T23386] ? __alloc_skb+0x7e/0x580 [ 1850.023480][T23386] __alloc_skb+0x7e/0x580 [ 1850.027791][T23386] alloc_uevent_skb+0x7f/0x230 [ 1850.032535][T23386] kobject_uevent_net_broadcast+0x321/0x5a0 [ 1850.038407][T23386] kobject_uevent_env+0x540/0x730 [ 1850.043408][T23386] kobject_uevent+0x1f/0x30 [ 1850.047890][T23386] device_add+0x79c/0xbd0 [ 1850.052200][T23386] device_create+0x258/0x2e0 [ 1850.056770][T23386] ? root_device_unregister+0x80/0x80 [ 1850.062121][T23386] ? number+0xd9b/0x1040 [ 1850.066343][T23386] bdi_register_va+0x94/0x600 [ 1850.071026][T23386] bdi_register+0xd1/0x120 [ 1850.075512][T23386] ? __device_add_disk+0x536/0x11d0 [ 1850.080688][T23386] ? bdi_register_va+0x600/0x600 [ 1850.085603][T23386] ? vsnprintf+0x1bfd/0x1cd0 [ 1850.090437][T23386] ? __kasan_check_read+0x11/0x20 [ 1850.095527][T23386] ? blk_alloc_devt+0xd4/0x320 [ 1850.100271][T23386] __device_add_disk+0x5cb/0x11d0 [ 1850.105274][T23386] ? device_add_disk+0x40/0x40 [ 1850.110102][T23386] ? loop_add+0x400/0x760 [ 1850.114411][T23386] ? vsprintf+0x40/0x40 [ 1850.118545][T23386] device_add_disk+0x2a/0x40 [ 1850.123114][T23386] loop_add+0x58f/0x760 [ 1850.127248][T23386] loop_control_ioctl+0x564/0x740 [ 1850.132256][T23386] ? __kasan_check_read+0x11/0x20 [ 1850.137260][T23386] ? loop_remove+0xb0/0xb0 [ 1850.141827][T23386] ? __fget_files+0x310/0x370 [ 1850.146485][T23386] ? security_file_ioctl+0xb1/0xd0 [ 1850.151585][T23386] ? loop_remove+0xb0/0xb0 [ 1850.155998][T23386] __se_sys_ioctl+0x115/0x190 [ 1850.160666][T23386] __x64_sys_ioctl+0x7b/0x90 [ 1850.165255][T23386] do_syscall_64+0x34/0x70 [ 1850.169650][T23386] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 1850.175527][T23386] RIP: 0033:0x7f0de7cfa0a9 [ 1850.179924][T23386] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 f1 19 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 1850.199505][T23386] RSP: 002b:00007f0de6a2b168 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 1850.207894][T23386] RAX: ffffffffffffffda RBX: 00007f0de7e1a120 RCX: 00007f0de7cfa0a9 [ 1850.215843][T23386] RDX: 0000000000000000 RSI: 0000000000004c80 RDI: 0000000000000008 [ 1850.223795][T23386] RBP: 00007f0de6a2b1d0 R08: 0000000000000000 R09: 0000000000000000 [ 1850.231745][T23386] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 1850.239702][T23386] R13: 00007ffd739418ef R14: 00007f0de6a2b300 R15: 0000000000022000 [ 1850.377378][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 1850.385053][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 1850.392639][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 1850.404981][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 1850.413630][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 1850.421881][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 1850.430080][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 1850.438907][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 1850.447354][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 1850.455736][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 1850.464119][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 1850.472304][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 1850.480462][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 1850.488870][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 1850.497009][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 1850.505256][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 1850.512995][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 1850.520476][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 1850.528942][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 1850.537505][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 1850.545669][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 1850.553940][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 1850.562111][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 1850.570574][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 1850.578983][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 1850.587631][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 1850.595683][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 1850.603874][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 1850.612247][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 1850.620238][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready 03:26:04 executing program 3: bpf$ENABLE_STATS(0x20, 0x0, 0x0) r0 = openat$kvm(0xffffffffffffff9c, 0x0, 0x0, 0x0) prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r1 = getpid() sched_setaffinity(0x0, 0x8, &(0x7f0000000240)=0x2) sched_setscheduler(r1, 0x2, &(0x7f0000000200)=0x4) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) connect$unix(r2, &(0x7f0000000180)=@abs, 0x6e) sendmmsg$unix(r3, &(0x7f00000bd000), 0x318, 0x0) recvmmsg(r2, &(0x7f00000000c0), 0x10106, 0x2, 0x0) r4 = bpf$PROG_LOAD(0x5, &(0x7f0000000440)={0x11, 0x6, &(0x7f00000004c0)=ANY=[@ANYBLOB="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"/608], &(0x7f0000000080)='GPL\x00', 0x5, 0x29e, &(0x7f000000cf3d)=""/195, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x6, 0x0, 0x0, 0x10, 0x0}, 0x70) prlimit64(r1, 0x0, &(0x7f0000000000)={0x7, 0x10000}, &(0x7f0000000400)) ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r5 = bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f00000000c0)={&(0x7f0000000080)='sched_switch\x00', r4}, 0x10) sendmmsg$unix(0xffffffffffffffff, &(0x7f00000087c0)=[{{0x0, 0x0, &(0x7f0000000280)=[{&(0x7f0000000340)="752384037276623af5639b6a609aae05867a472736496fd7af94a6716acefbb9bb5ba16c4e0537e05042acad9a6a7c460b47b3ffe7d531efe42b2a581d8497c0c6e97e55f61dddc3a3702e8d11d281aa6cc82f1c7944b7fa58154ddb75ac7b17ef25408be34a533e1cc1b6c5f817543a1dbe9c15dd82f4742d8318ef9977a06d786a14b9784252a1cf576a85d6496ea158e9299c09093c0ddf840401a22353d05383341fa8388c868c8337c90dbf494c881730f1f4e2420937b1", 0xba}], 0x1, &(0x7f00000002c0)=[@cred={{0x1c, 0x1, 0x2, {r1}}}, @cred={{0x1c, 0x1, 0x2, {r1, 0x0, 0xee01}}}], 0x40, 0x24048814}}, {{0x0, 0x0, &(0x7f0000000b40)=[{&(0x7f0000000840)="7ee0255692350f13f34ceb0d2f3e6d4893ad62894f30a1b018fdcd7eea61eed31750537752647650be017bc77da704ba1f69fc5227f6e99e920fbf367e42d28d313c3fc21ea04bcc1ab834226665db6a38dc2d7835573d634a24217b6fe63a9afc961f9597d8d2f3c8881b6a564a79c7fe9b60fbbcfd62221022b45c1b32fabc82161d6196fbf768d1eaa780e3d8df80d21e2f221f51d4083297d0388acb557dbf441f255c1af96b01124284ddef5a252fe3008461764264b631cae2ae", 0xbd}, {&(0x7f0000000940)="aaf0a13237e98477da52b9434649c0fc5cc05a188a5a3c44aaf4f2850418371e43254e7ab50d7b1683cad9349754a9254e952f77022eeefeceb9642d6b6ac5cb8216df16bf7e345b79", 0x49}, {&(0x7f00000009c0)="c2ba1a8f103167e31669bbc62727a7d88ea2239c556d88d8df86096cb95c8c4793943ce22a4bac39f63be65300706d34a0fdee505935d98647adb83416a101ab672c63d1da216cf2d2cb712222b539e36431f457cba73fee458f10d263b1043ce4bd4de92f6722124e346eb6e5981e7dfcca52a2f5b68420a3c0be07480a593ef6c4fa5cc1cd9fc168eec433e7f7662e22a70ce73820f9bc5968a9ac2515208ddb3b2b925df94ebcaf2d00629a61200ed0ef43b545086990498fcfc5d4d1f98d1add4fe673d5aee46a8ad2a95a3a15a58ffd75ad2de31fa0dfcae0957e859cdb6e419674426c62d9ae5a636e3a80", 0xee}, {&(0x7f0000000ac0)="915d48fa35bb4f12d70be9ea71295925f8bf27b1e5775c4eface241a85a108c2410a63d8c161b380ebf76b472c5211c7787943e756326cd224e95464fbcc73605a54d684b7d6603ce636808128ece9fb8097a2", 0x53}, {0x0}], 0x5, &(0x7f0000002e00)=[@cred={{0x1c, 0x1, 0x2, {0x0, 0xffffffffffffffff, 0xee00}}}, @cred={{0x1c}}, @rights={{0x2c, 0x1, 0x1, [0xffffffffffffffff, 0xffffffffffffffff, r0, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, r4]}}, @rights={{0x24, 0x1, 0x1, [r5, 0xffffffffffffffff, 0xffffffffffffffff, r4, 0xffffffffffffffff]}}], 0x98, 0x24040040}}, {{0x0, 0x0, &(0x7f0000004100)=[{&(0x7f0000002f40)="637b067f6f99f10cf92d46aea478a379b64f74b6cc226ea87ae4dfcade98f00ffff419239b1e5237e29c77babd53b768c6ad1b737bf908e1e321d457952a3d0c6c559a4af90c74640ba975989271cb01056ac475238d05c8e74b936a6e4ca95e6ce834a82b06d98646a42526ecee1d75934e011ad16d", 0x76}, {&(0x7f0000002fc0)}, {0x0}, {&(0x7f00000040c0)="7886974179698d4c40ac77ac1e2aa4298505fe54b89e5b20ee2cb5b2e216", 0x1e}], 0x4, 0x0, 0x0, 0x40048c4}}, {{0x0, 0x0, 0x0, 0x0, &(0x7f0000005440)=[@cred={{0x1c}}], 0x20, 0x10}}, {{0x0, 0x0, &(0x7f00000086c0)=[{&(0x7f0000005500)="21e6f39df30227ba9da9edf4a1f3dfe4cf9433853b7022b246949a6e1c5f12be85c3be82d6921d2640dc82d7937e97126c908bf8393f5ad7aabee741c17d02348df77176be6403bbb6fcd79958cb855cf37a20081da66ebba8930691bfda12342a802016e42c7fc3204f97ea62b87dfc808df3498dd7ce696710196c56f36bbd9f2367a3bde9faa65c4f4466c5cc3d8f329e9e1657e6fa8cea232ce8e78d9df7e70ae82d463fdec63aec8ffac4b443b8c1", 0xb1}, {&(0x7f0000005680)="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", 0x575}, {&(0x7f0000006680)}, {0x0}, {&(0x7f0000008680)="7dbebf4cac6e576dc6327f72820ef4", 0xf}], 0x5, &(0x7f0000008740)=[@rights={{0x14, 0x1, 0x1, [r0]}}, @rights={{0x24, 0x1, 0x1, [0xffffffffffffffff, r0, 0xffffffffffffffff, r4, r5]}}, @rights={{0x18, 0x1, 0x1, [r4, 0xffffffffffffffff]}}], 0x58, 0x20040040}}], 0x5, 0x40000) r6 = openat$loop_ctrl(0xffffff9c, &(0x7f0000000040), 0x0, 0x0) sendmsg$nl_route(r5, &(0x7f0000000300)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x200}, 0xc, 0x0, 0x1, 0x0, 0x0, 0x4000004}, 0x8010) ioctl$LOOP_CTL_ADD(r6, 0x4c80, 0x0) (fail_nth: 60) ioctl$LOOP_CTL_REMOVE(r6, 0x4c81, 0x0) r7 = creat(&(0x7f0000000240)='./file0\x00', 0x0) fallocate(r7, 0x100000011, 0x0, 0x2811fdff) 03:26:04 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) open(0x0, 0x0, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) sendmsg$netlink(r1, &(0x7f0000006440)={0x0, 0x0, &(0x7f00000063c0)=[{&(0x7f0000000600)={0x34, 0x10, 0x0, 0x0, 0x0, "", [@typed={0x8, 0x0, 0x0, 0x0, @u32}, @typed={0x8, 0x0, 0x0, 0x0, @uid}, @typed={0x14, 0x1b, 0x0, 0x0, @ipv6=@loopback={0x21}}]}, 0x34}], 0x1}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x50000002, &(0x7f0000000240)={&(0x7f0000000180)=@newlink={0x28, 0x10, 0x801, 0x0, 0x0, {0x0, 0x0, 0x10, 0x0, 0xa8d}, [@IFLA_GROUP={0x8}]}, 0x28}}, 0x0) [ 1850.636516][T23367] netlink: 'syz-executor.0': attribute type 27 has an invalid length. [ 1850.652804][T23367] bridge0: port 2(bridge_slave_1) entered disabled state [ 1850.659930][T23367] bridge0: port 1(bridge_slave_0) entered disabled state [ 1850.699081][T23373] bridge0: port 1(bridge_slave_0) entered blocking state [ 1850.706132][T23373] bridge0: port 1(bridge_slave_0) entered forwarding state [ 1850.715137][T23373] bridge0: port 2(bridge_slave_1) entered blocking state [ 1850.722187][T23373] bridge0: port 2(bridge_slave_1) entered forwarding state [ 1850.770260][T23375] netlink: 'syz-executor.2': attribute type 27 has an invalid length. [ 1850.788715][T23393] FAULT_INJECTION: forcing a failure. [ 1850.788715][T23393] name failslab, interval 1, probability 0, space 0, times 0 [ 1850.801394][T23393] CPU: 1 PID: 23393 Comm: syz-executor.3 Tainted: G W 5.10.160-syzkaller-01321-g003c389455eb #0 [ 1850.813175][T23393] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 1850.823262][T23393] Call Trace: [ 1850.826543][T23393] dump_stack_lvl+0x1e2/0x24b [ 1850.831200][T23393] ? panic+0x7d7/0x7d7 [ 1850.835249][T23393] ? bfq_pos_tree_add_move+0x43e/0x43e [ 1850.840689][T23393] dump_stack+0x15/0x17 [ 1850.844825][T23393] should_fail+0x3c0/0x510 [ 1850.849218][T23393] ? kobject_get_path+0xb8/0x1a0 [ 1850.854133][T23393] __should_failslab+0x9f/0xe0 [ 1850.858873][T23393] should_failslab+0x9/0x20 [ 1850.863437][T23393] __kmalloc+0x60/0x360 [ 1850.867577][T23393] kobject_get_path+0xb8/0x1a0 [ 1850.872317][T23393] kobject_uevent_env+0x282/0x730 [ 1850.877500][T23393] ? __kasan_check_write+0x14/0x20 [ 1850.882588][T23393] kobject_uevent+0x1f/0x30 [ 1850.887067][T23393] device_add+0x79c/0xbd0 [ 1850.891388][T23393] device_create+0x258/0x2e0 [ 1850.895962][T23393] ? stack_depot_save+0x160/0x4a0 [ 1850.900964][T23393] ? root_device_unregister+0x80/0x80 [ 1850.906403][T23393] ? number+0xd9b/0x1040 [ 1850.910620][T23393] bdi_register_va+0x94/0x600 [ 1850.915272][T23393] bdi_register+0xd1/0x120 [ 1850.920100][T23393] ? __device_add_disk+0x536/0x11d0 [ 1850.925274][T23393] ? bdi_register_va+0x600/0x600 [ 1850.930189][T23393] ? vsnprintf+0x1bfd/0x1cd0 [ 1850.934759][T23393] ? __kasan_check_read+0x11/0x20 [ 1850.939859][T23393] ? blk_alloc_devt+0xd4/0x320 [ 1850.944609][T23393] __device_add_disk+0x5cb/0x11d0 [ 1850.949610][T23393] ? device_add_disk+0x40/0x40 [ 1850.954351][T23393] ? loop_add+0x400/0x760 [ 1850.958655][T23393] ? vsprintf+0x40/0x40 [ 1850.962790][T23393] device_add_disk+0x2a/0x40 [ 1850.967359][T23393] loop_add+0x58f/0x760 [ 1850.971490][T23393] loop_control_ioctl+0x564/0x740 [ 1850.976524][T23393] ? loop_remove+0xb0/0xb0 [ 1850.980931][T23393] ? __fget_files+0x310/0x370 [ 1850.985584][T23393] ? security_file_ioctl+0xb1/0xd0 [ 1850.990672][T23393] ? loop_remove+0xb0/0xb0 [ 1850.995077][T23393] __se_sys_ioctl+0x115/0x190 [ 1850.999741][T23393] __x64_sys_ioctl+0x7b/0x90 [ 1851.004306][T23393] do_syscall_64+0x34/0x70 [ 1851.008701][T23393] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 1851.014571][T23393] RIP: 0033:0x7f0de7cfa0a9 [ 1851.018965][T23393] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 f1 19 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 1851.038644][T23393] RSP: 002b:00007f0de6a2b168 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 1851.047209][T23393] RAX: ffffffffffffffda RBX: 00007f0de7e1a120 RCX: 00007f0de7cfa0a9 [ 1851.055160][T23393] RDX: 0000000000000000 RSI: 0000000000004c80 RDI: 0000000000000008 [ 1851.063110][T23393] RBP: 00007f0de6a2b1d0 R08: 0000000000000000 R09: 0000000000000000 [ 1851.071068][T23393] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 1851.079016][T23393] R13: 00007ffd739418ef R14: 00007f0de6a2b300 R15: 0000000000022000 [ 1851.132791][T23377] netlink: 'syz-executor.4': attribute type 27 has an invalid length. 03:26:04 executing program 0: sendmsg$nl_route(0xffffffffffffffff, 0x0, 0x0) socket$netlink(0x10, 0x3, 0x0) openat$hwrng(0xffffffffffffff9c, 0x0, 0x0, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) sendmsg$netlink(r1, &(0x7f0000006440)={0x0, 0x0, &(0x7f00000063c0)=[{&(0x7f0000000600)={0x34, 0x10, 0x1, 0x0, 0x0, "", [@typed={0x8, 0x0, 0x0, 0x0, @u32}, @typed={0x8, 0x0, 0x0, 0x0, @uid}, @typed={0x14, 0x1b, 0x0, 0x0, @ipv6=@loopback={0x21}}]}, 0x34}], 0x1}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x50000000, &(0x7f0000000240)={&(0x7f0000000180)=@newlink={0x28, 0x10, 0x801, 0x9effffff, 0x0, {0x0, 0x0, 0x10, 0x0, 0xa8d}, [@IFLA_GROUP={0x8}]}, 0x28}}, 0x0) 03:26:04 executing program 2: socket$nl_route(0x10, 0x3, 0x0) socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={0x0}}, 0x0) r0 = bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f0000000200)={0x18, 0x4, &(0x7f00000002c0)=ANY=[@ANYBLOB="18010000000000000000000000000000850000006d00000095"], &(0x7f0000000100)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, 0x2, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0}, 0x80) bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f0000000080)={&(0x7f0000000000)='sched_switch\x00', r0}, 0x10) ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, 0x0) socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(0xffffffffffffffff, 0x0, 0x0) openat$hwrng(0xffffffffffffff9c, &(0x7f00000001c0), 0x0, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) sendmsg$netlink(r1, &(0x7f0000006440)={0x0, 0x0, &(0x7f00000063c0)=[{&(0x7f0000000600)={0x34, 0x10, 0x1, 0xc09, 0x0, "", [@typed={0x8, 0x0, 0x0, 0x0, @u32}, @typed={0x8, 0x0, 0x0, 0x0, @uid}, @typed={0x14, 0x1b, 0x0, 0x0, @ipv6=@loopback={0x21}}]}, 0x34}], 0x1}, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000140)={0x0, 0x50000000, &(0x7f0000000240)={&(0x7f0000000180)=@newlink={0x28, 0x10, 0x801, 0x0, 0x0, {0x0, 0x0, 0x10, 0x0, 0xa8d}, [@IFLA_GROUP={0x8}]}, 0x28}}, 0x0) [ 1851.269457][T23377] bridge0: port 2(bridge_slave_1) entered disabled state [ 1851.276580][T23377] bridge0: port 1(bridge_slave_0) entered disabled state 03:26:04 executing program 4: ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, 0x0) openat$hwrng(0xffffffffffffff9c, 0x0, 0x0, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) open(0x0, 0x0, 0x0) open(0x0, 0x0, 0x0) syz_open_procfs(0x0, 0x0) syz_genetlink_get_family_id$ipvs(0x0, 0xffffffffffffffff) r1 = socket$netlink(0x10, 0x3, 0x0) sendmsg$netlink(r1, &(0x7f0000006440)={0x0, 0x0, &(0x7f00000063c0)=[{&(0x7f0000000600)={0x34, 0x10, 0x1, 0x0, 0x0, "", [@typed={0x8, 0x0, 0x0, 0x0, @u32}, @typed={0x8, 0x0, 0x0, 0x0, @uid}, @typed={0x14, 0x1b, 0x0, 0x0, @ipv6=@loopback={0x21}}]}, 0x34}], 0x1}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x50000000, &(0x7f0000000240)={&(0x7f0000000180)=@newlink={0x28, 0x10, 0x801, 0xeaffffff, 0x0, {0x0, 0x0, 0x10, 0x0, 0xa8d}, [@IFLA_GROUP={0x8}]}, 0x28}}, 0x0) [ 1851.311559][T23379] bridge0: port 1(bridge_slave_0) entered blocking state [ 1851.318614][T23379] bridge0: port 1(bridge_slave_0) entered forwarding state [ 1851.327139][T23379] bridge0: port 2(bridge_slave_1) entered blocking state [ 1851.334188][T23379] bridge0: port 2(bridge_slave_1) entered forwarding state [ 1851.350071][T23381] netlink: 'syz-executor.5': attribute type 27 has an invalid length. [ 1851.379001][T23381] bridge0: port 2(bridge_slave_1) entered disabled state [ 1851.386142][T23381] bridge0: port 1(bridge_slave_0) entered disabled state [ 1851.415080][T23383] bridge0: port 1(bridge_slave_0) entered blocking state [ 1851.422137][T23383] bridge0: port 1(bridge_slave_0) entered forwarding state 03:26:04 executing program 5: r0 = socket$nl_route(0x10, 0x3, 0x0) open(0x0, 0x0, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) sendmsg$netlink(r1, &(0x7f0000006440)={0x0, 0x0, &(0x7f00000063c0)=[{&(0x7f0000000600)={0x34, 0x10, 0x1, 0x0, 0x0, "", [@typed={0x8, 0x0, 0x0, 0x0, @u32}, @typed={0x8, 0x0, 0x0, 0x0, @uid}, @typed={0x14, 0x1b, 0x0, 0x0, @ipv6=@loopback={0x21}}]}, 0x34}], 0x1}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x50000000, &(0x7f0000000240)={&(0x7f0000000180)=@newlink={0x28, 0x10, 0x801, 0x0, 0x1b, {0x0, 0x0, 0x10, 0x0, 0xa8d}, [@IFLA_GROUP={0x8}]}, 0x28}}, 0x0) [ 1851.430769][T23383] bridge0: port 2(bridge_slave_1) entered blocking state [ 1851.437808][T23383] bridge0: port 2(bridge_slave_1) entered forwarding state [ 1851.452765][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 1851.460584][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 1851.468988][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready 03:26:04 executing program 3: bpf$ENABLE_STATS(0x20, 0x0, 0x0) r0 = openat$kvm(0xffffffffffffff9c, 0x0, 0x0, 0x0) prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r1 = getpid() sched_setaffinity(0x0, 0x8, &(0x7f0000000240)=0x2) sched_setscheduler(r1, 0x2, &(0x7f0000000200)=0x4) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) connect$unix(r2, &(0x7f0000000180)=@abs, 0x6e) sendmmsg$unix(r3, &(0x7f00000bd000), 0x318, 0x0) recvmmsg(r2, &(0x7f00000000c0), 0x10106, 0x2, 0x0) r4 = bpf$PROG_LOAD(0x5, &(0x7f0000000440)={0x11, 0x6, &(0x7f00000004c0)=ANY=[@ANYBLOB="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"/608], &(0x7f0000000080)='GPL\x00', 0x5, 0x29e, &(0x7f000000cf3d)=""/195, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x6, 0x0, 0x0, 0x10, 0x0}, 0x70) prlimit64(r1, 0x0, &(0x7f0000000000)={0x7, 0x10000}, &(0x7f0000000400)) ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r5 = bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f00000000c0)={&(0x7f0000000080)='sched_switch\x00', r4}, 0x10) sendmmsg$unix(0xffffffffffffffff, &(0x7f00000087c0)=[{{0x0, 0x0, &(0x7f0000000280)=[{&(0x7f0000000340)="752384037276623af5639b6a609aae05867a472736496fd7af94a6716acefbb9bb5ba16c4e0537e05042acad9a6a7c460b47b3ffe7d531efe42b2a581d8497c0c6e97e55f61dddc3a3702e8d11d281aa6cc82f1c7944b7fa58154ddb75ac7b17ef25408be34a533e1cc1b6c5f817543a1dbe9c15dd82f4742d8318ef9977a06d786a14b9784252a1cf576a85d6496ea158e9299c09093c0ddf840401a22353d05383341fa8388c868c8337c90dbf494c881730f1f4e2420937b1", 0xba}], 0x1, &(0x7f00000002c0)=[@cred={{0x1c, 0x1, 0x2, {r1}}}, @cred={{0x1c, 0x1, 0x2, {r1, 0x0, 0xee01}}}], 0x40, 0x24048814}}, {{0x0, 0x0, &(0x7f0000000b40)=[{&(0x7f0000000840)="7ee0255692350f13f34ceb0d2f3e6d4893ad62894f30a1b018fdcd7eea61eed31750537752647650be017bc77da704ba1f69fc5227f6e99e920fbf367e42d28d313c3fc21ea04bcc1ab834226665db6a38dc2d7835573d634a24217b6fe63a9afc961f9597d8d2f3c8881b6a564a79c7fe9b60fbbcfd62221022b45c1b32fabc82161d6196fbf768d1eaa780e3d8df80d21e2f221f51d4083297d0388acb557dbf441f255c1af96b01124284ddef5a252fe3008461764264b631cae2ae", 0xbd}, {&(0x7f0000000940)="aaf0a13237e98477da52b9434649c0fc5cc05a188a5a3c44aaf4f2850418371e43254e7ab50d7b1683cad9349754a9254e952f77022eeefeceb9642d6b6ac5cb8216df16bf7e345b79", 0x49}, {&(0x7f00000009c0)="c2ba1a8f103167e31669bbc62727a7d88ea2239c556d88d8df86096cb95c8c4793943ce22a4bac39f63be65300706d34a0fdee505935d98647adb83416a101ab672c63d1da216cf2d2cb712222b539e36431f457cba73fee458f10d263b1043ce4bd4de92f6722124e346eb6e5981e7dfcca52a2f5b68420a3c0be07480a593ef6c4fa5cc1cd9fc168eec433e7f7662e22a70ce73820f9bc5968a9ac2515208ddb3b2b925df94ebcaf2d00629a61200ed0ef43b545086990498fcfc5d4d1f98d1add4fe673d5aee46a8ad2a95a3a15a58ffd75ad2de31fa0dfcae0957e859cdb6e419674426c62d9ae5a636e3a80", 0xee}, {&(0x7f0000000ac0)="915d48fa35bb4f12d70be9ea71295925f8bf27b1e5775c4eface241a85a108c2410a63d8c161b380ebf76b472c5211c7787943e756326cd224e95464fbcc73605a54d684b7d6603ce636808128ece9fb8097a2", 0x53}, {0x0}], 0x5, &(0x7f0000002e00)=[@cred={{0x1c, 0x1, 0x2, {0x0, 0xffffffffffffffff, 0xee00}}}, @cred={{0x1c}}, @rights={{0x2c, 0x1, 0x1, [0xffffffffffffffff, 0xffffffffffffffff, r0, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, r4]}}, @rights={{0x24, 0x1, 0x1, [r5, 0xffffffffffffffff, 0xffffffffffffffff, r4, 0xffffffffffffffff]}}], 0x98, 0x24040040}}, {{0x0, 0x0, &(0x7f0000004100)=[{&(0x7f0000002f40)="637b067f6f99f10cf92d46aea478a379b64f74b6cc226ea87ae4dfcade98f00ffff419239b1e5237e29c77babd53b768c6ad1b737bf908e1e321d457952a3d0c6c559a4af90c74640ba975989271cb01056ac475238d05c8e74b936a6e4ca95e6ce834a82b06d98646a42526ecee1d75934e011ad16d", 0x76}, {&(0x7f0000002fc0)}, {0x0}, {&(0x7f00000040c0)="7886974179698d4c40ac77ac1e2aa4298505fe54b89e5b20ee2cb5b2e216", 0x1e}], 0x4, 0x0, 0x0, 0x40048c4}}, {{0x0, 0x0, 0x0, 0x0, &(0x7f0000005440)=[@cred={{0x1c}}], 0x20, 0x10}}, {{0x0, 0x0, &(0x7f00000086c0)=[{&(0x7f0000005500)="21e6f39df30227ba9da9edf4a1f3dfe4cf9433853b7022b246949a6e1c5f12be85c3be82d6921d2640dc82d7937e97126c908bf8393f5ad7aabee741c17d02348df77176be6403bbb6fcd79958cb855cf37a20081da66ebba8930691bfda12342a802016e42c7fc3204f97ea62b87dfc808df3498dd7ce696710196c56f36bbd9f2367a3bde9faa65c4f4466c5cc3d8f329e9e1657e6fa8cea232ce8e78d9df7e70ae82d463fdec63aec8ffac4b443b8c1", 0xb1}, {&(0x7f0000005680)="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", 0x575}, {&(0x7f0000006680)}, {0x0}, {&(0x7f0000008680)="7dbebf4cac6e576dc6327f72820ef4", 0xf}], 0x5, &(0x7f0000008740)=[@rights={{0x14, 0x1, 0x1, [r0]}}, @rights={{0x24, 0x1, 0x1, [0xffffffffffffffff, r0, 0xffffffffffffffff, r4, r5]}}, @rights={{0x18, 0x1, 0x1, [r4, 0xffffffffffffffff]}}], 0x58, 0x20040040}}], 0x5, 0x40000) r6 = openat$loop_ctrl(0xffffff9c, &(0x7f0000000040), 0x0, 0x0) sendmsg$nl_route(r5, &(0x7f0000000300)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x200}, 0xc, 0x0, 0x1, 0x0, 0x0, 0x4000004}, 0x8010) ioctl$LOOP_CTL_ADD(r6, 0x4c80, 0x0) (fail_nth: 61) ioctl$LOOP_CTL_REMOVE(r6, 0x4c81, 0x0) r7 = creat(&(0x7f0000000240)='./file0\x00', 0x0) fallocate(r7, 0x100000011, 0x0, 0x2811fdff) [ 1851.477544][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 1851.486068][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 1851.501289][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 1851.509863][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 1851.518302][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 1851.526854][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 1851.535514][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 1851.544024][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 1851.552201][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 1851.560325][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 1851.569190][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 1851.577220][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 1851.680701][T23410] FAULT_INJECTION: forcing a failure. [ 1851.680701][T23410] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 1851.694095][T23410] CPU: 1 PID: 23410 Comm: syz-executor.3 Tainted: G W 5.10.160-syzkaller-01321-g003c389455eb #0 [ 1851.705787][T23410] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 1851.715926][T23410] Call Trace: [ 1851.719204][T23410] dump_stack_lvl+0x1e2/0x24b [ 1851.723866][T23410] ? bfq_pos_tree_add_move+0x43e/0x43e [ 1851.729304][T23410] ? stack_trace_save+0x12d/0x1f0 [ 1851.734304][T23410] ? irqentry_exit+0x50/0x60 [ 1851.738885][T23410] dump_stack+0x15/0x17 [ 1851.743110][T23410] should_fail+0x3c0/0x510 [ 1851.747543][T23410] should_fail_alloc_page+0x50/0x60 [ 1851.752720][T23410] __alloc_pages_nodemask+0x1c0/0x890 [ 1851.758069][T23410] ? __kasan_slab_alloc+0xb2/0xe0 [ 1851.763070][T23410] ? kobject_uevent_net_broadcast+0x321/0x5a0 [ 1851.769202][T23410] ? device_add+0x79c/0xbd0 [ 1851.773679][T23410] ? device_create+0x258/0x2e0 [ 1851.778440][T23410] ? gfp_pfmemalloc_allowed+0x120/0x120 [ 1851.783973][T23410] ? loop_add+0x58f/0x760 [ 1851.788291][T23410] allocate_slab+0x78/0x540 [ 1851.792782][T23410] ___slab_alloc+0x131/0x2e0 [ 1851.797366][T23410] ? alloc_uevent_skb+0x7f/0x230 [ 1851.802302][T23410] __slab_alloc+0x63/0xa0 [ 1851.806617][T23410] ? alloc_uevent_skb+0x7f/0x230 [ 1851.811538][T23410] __kmalloc_track_caller+0x23e/0x350 [ 1851.816886][T23410] ? alloc_uevent_skb+0x7f/0x230 [ 1851.821803][T23410] ? alloc_uevent_skb+0x7f/0x230 [ 1851.826729][T23410] __alloc_skb+0xbe/0x580 [ 1851.831039][T23410] alloc_uevent_skb+0x7f/0x230 [ 1851.835778][T23410] kobject_uevent_net_broadcast+0x321/0x5a0 [ 1851.841650][T23410] kobject_uevent_env+0x540/0x730 [ 1851.846665][T23410] kobject_uevent+0x1f/0x30 [ 1851.851143][T23410] device_add+0x79c/0xbd0 [ 1851.855454][T23410] device_create+0x258/0x2e0 [ 1851.860020][T23410] ? stack_depot_save+0x160/0x4a0 [ 1851.865019][T23410] ? root_device_unregister+0x80/0x80 [ 1851.870368][T23410] ? number+0xd9b/0x1040 [ 1851.874585][T23410] bdi_register_va+0x94/0x600 [ 1851.879238][T23410] bdi_register+0xd1/0x120 [ 1851.883719][T23410] ? __device_add_disk+0x536/0x11d0 [ 1851.888895][T23410] ? bdi_register_va+0x600/0x600 [ 1851.893805][T23410] ? vsnprintf+0x1bfd/0x1cd0 [ 1851.898373][T23410] ? __kasan_check_read+0x11/0x20 [ 1851.903460][T23410] ? blk_alloc_devt+0xd4/0x320 [ 1851.908198][T23410] __device_add_disk+0x5cb/0x11d0 [ 1851.913200][T23410] ? device_add_disk+0x40/0x40 [ 1851.917947][T23410] ? loop_add+0x400/0x760 [ 1851.922251][T23410] ? vsprintf+0x40/0x40 [ 1851.926383][T23410] device_add_disk+0x2a/0x40 [ 1851.930951][T23410] loop_add+0x58f/0x760 [ 1851.935082][T23410] loop_control_ioctl+0x564/0x740 [ 1851.940169][T23410] ? loop_remove+0xb0/0xb0 [ 1851.944562][T23410] ? __fget_files+0x310/0x370 [ 1851.949215][T23410] ? security_file_ioctl+0xb1/0xd0 [ 1851.954304][T23410] ? loop_remove+0xb0/0xb0 [ 1851.958702][T23410] __se_sys_ioctl+0x115/0x190 [ 1851.963358][T23410] __x64_sys_ioctl+0x7b/0x90 [ 1851.967926][T23410] do_syscall_64+0x34/0x70 [ 1851.972322][T23410] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 1851.978188][T23410] RIP: 0033:0x7f0de7cfa0a9 [ 1851.982582][T23410] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 f1 19 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 1852.002162][T23410] RSP: 002b:00007f0de6a2b168 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 1852.010556][T23410] RAX: ffffffffffffffda RBX: 00007f0de7e1a120 RCX: 00007f0de7cfa0a9 [ 1852.018504][T23410] RDX: 0000000000000000 RSI: 0000000000004c80 RDI: 0000000000000008 [ 1852.026452][T23410] RBP: 00007f0de6a2b1d0 R08: 0000000000000000 R09: 0000000000000000 [ 1852.034402][T23410] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 1852.042360][T23410] R13: 00007ffd739418ef R14: 00007f0de6a2b300 R15: 0000000000022000 [ 1852.176268][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 1852.184217][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 1852.191853][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 1852.200596][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 1852.210890][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 1852.219171][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 1852.227439][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 1852.235571][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 1852.243837][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 1852.252253][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 1852.260652][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 1852.269060][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 1852.277207][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 1852.285502][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 1852.293469][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 1852.301606][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 1852.309256][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 1852.316837][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 1852.325128][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 1852.333505][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 1852.341796][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 1852.349993][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 1852.360227][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 1852.368389][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 1852.376644][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 1852.384918][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 1852.393006][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 1852.400983][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 1852.409311][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 1852.417122][ T6043] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready 03:26:05 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) open(0x0, 0x0, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) sendmsg$netlink(r1, &(0x7f0000006440)={0x0, 0x0, &(0x7f00000063c0)=[{&(0x7f0000000600)={0x34, 0x10, 0x0, 0x0, 0x0, "", [@typed={0x8, 0x0, 0x0, 0x0, @u32}, @typed={0x8, 0x0, 0x0, 0x0, @uid}, @typed={0x14, 0x1b, 0x0, 0x0, @ipv6=@loopback={0x21}}]}, 0x34}], 0x1}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x50000002, &(0x7f0000000240)={&(0x7f0000000180)=@newlink={0x28, 0x10, 0x801, 0x0, 0x0, {0x0, 0x0, 0x10, 0x0, 0xa8d}, [@IFLA_GROUP={0x8}]}, 0x28}}, 0x0) 03:26:05 executing program 3: bpf$ENABLE_STATS(0x20, 0x0, 0x0) r0 = openat$kvm(0xffffffffffffff9c, 0x0, 0x0, 0x0) prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r1 = getpid() sched_setaffinity(0x0, 0x8, &(0x7f0000000240)=0x2) sched_setscheduler(r1, 0x2, &(0x7f0000000200)=0x4) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) connect$unix(r2, &(0x7f0000000180)=@abs, 0x6e) sendmmsg$unix(r3, &(0x7f00000bd000), 0x318, 0x0) recvmmsg(r2, &(0x7f00000000c0), 0x10106, 0x2, 0x0) r4 = bpf$PROG_LOAD(0x5, &(0x7f0000000440)={0x11, 0x6, &(0x7f00000004c0)=ANY=[@ANYBLOB="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"/608], &(0x7f0000000080)='GPL\x00', 0x5, 0x29e, &(0x7f000000cf3d)=""/195, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x6, 0x0, 0x0, 0x10, 0x0}, 0x70) prlimit64(r1, 0x0, &(0x7f0000000000)={0x7, 0x10000}, &(0x7f0000000400)) ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r5 = bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f00000000c0)={&(0x7f0000000080)='sched_switch\x00', r4}, 0x10) sendmmsg$unix(0xffffffffffffffff, &(0x7f00000087c0)=[{{0x0, 0x0, &(0x7f0000000280)=[{&(0x7f0000000340)="752384037276623af5639b6a609aae05867a472736496fd7af94a6716acefbb9bb5ba16c4e0537e05042acad9a6a7c460b47b3ffe7d531efe42b2a581d8497c0c6e97e55f61dddc3a3702e8d11d281aa6cc82f1c7944b7fa58154ddb75ac7b17ef25408be34a533e1cc1b6c5f817543a1dbe9c15dd82f4742d8318ef9977a06d786a14b9784252a1cf576a85d6496ea158e9299c09093c0ddf840401a22353d05383341fa8388c868c8337c90dbf494c881730f1f4e2420937b1", 0xba}], 0x1, &(0x7f00000002c0)=[@cred={{0x1c, 0x1, 0x2, {r1}}}, @cred={{0x1c, 0x1, 0x2, {r1, 0x0, 0xee01}}}], 0x40, 0x24048814}}, {{0x0, 0x0, &(0x7f0000000b40)=[{&(0x7f0000000840)="7ee0255692350f13f34ceb0d2f3e6d4893ad62894f30a1b018fdcd7eea61eed31750537752647650be017bc77da704ba1f69fc5227f6e99e920fbf367e42d28d313c3fc21ea04bcc1ab834226665db6a38dc2d7835573d634a24217b6fe63a9afc961f9597d8d2f3c8881b6a564a79c7fe9b60fbbcfd62221022b45c1b32fabc82161d6196fbf768d1eaa780e3d8df80d21e2f221f51d4083297d0388acb557dbf441f255c1af96b01124284ddef5a252fe3008461764264b631cae2ae", 0xbd}, {&(0x7f0000000940)="aaf0a13237e98477da52b9434649c0fc5cc05a188a5a3c44aaf4f2850418371e43254e7ab50d7b1683cad9349754a9254e952f77022eeefeceb9642d6b6ac5cb8216df16bf7e345b79", 0x49}, {&(0x7f00000009c0)="c2ba1a8f103167e31669bbc62727a7d88ea2239c556d88d8df86096cb95c8c4793943ce22a4bac39f63be65300706d34a0fdee505935d98647adb83416a101ab672c63d1da216cf2d2cb712222b539e36431f457cba73fee458f10d263b1043ce4bd4de92f6722124e346eb6e5981e7dfcca52a2f5b68420a3c0be07480a593ef6c4fa5cc1cd9fc168eec433e7f7662e22a70ce73820f9bc5968a9ac2515208ddb3b2b925df94ebcaf2d00629a61200ed0ef43b545086990498fcfc5d4d1f98d1add4fe673d5aee46a8ad2a95a3a15a58ffd75ad2de31fa0dfcae0957e859cdb6e419674426c62d9ae5a636e3a80", 0xee}, {&(0x7f0000000ac0)="915d48fa35bb4f12d70be9ea71295925f8bf27b1e5775c4eface241a85a108c2410a63d8c161b380ebf76b472c5211c7787943e756326cd224e95464fbcc73605a54d684b7d6603ce636808128ece9fb8097a2", 0x53}, {0x0}], 0x5, &(0x7f0000002e00)=[@cred={{0x1c, 0x1, 0x2, {0x0, 0xffffffffffffffff, 0xee00}}}, @cred={{0x1c}}, @rights={{0x2c, 0x1, 0x1, [0xffffffffffffffff, 0xffffffffffffffff, r0, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, r4]}}, @rights={{0x24, 0x1, 0x1, [r5, 0xffffffffffffffff, 0xffffffffffffffff, r4, 0xffffffffffffffff]}}], 0x98, 0x24040040}}, {{0x0, 0x0, &(0x7f0000004100)=[{&(0x7f0000002f40)="637b067f6f99f10cf92d46aea478a379b64f74b6cc226ea87ae4dfcade98f00ffff419239b1e5237e29c77babd53b768c6ad1b737bf908e1e321d457952a3d0c6c559a4af90c74640ba975989271cb01056ac475238d05c8e74b936a6e4ca95e6ce834a82b06d98646a42526ecee1d75934e011ad16d", 0x76}, {&(0x7f0000002fc0)}, {0x0}, {&(0x7f00000040c0)="7886974179698d4c40ac77ac1e2aa4298505fe54b89e5b20ee2cb5b2e216", 0x1e}], 0x4, 0x0, 0x0, 0x40048c4}}, {{0x0, 0x0, 0x0, 0x0, &(0x7f0000005440)=[@cred={{0x1c}}], 0x20, 0x10}}, {{0x0, 0x0, &(0x7f00000086c0)=[{&(0x7f0000005500)="21e6f39df30227ba9da9edf4a1f3dfe4cf9433853b7022b246949a6e1c5f12be85c3be82d6921d2640dc82d7937e97126c908bf8393f5ad7aabee741c17d02348df77176be6403bbb6fcd79958cb855cf37a20081da66ebba8930691bfda12342a802016e42c7fc3204f97ea62b87dfc808df3498dd7ce696710196c56f36bbd9f2367a3bde9faa65c4f4466c5cc3d8f329e9e1657e6fa8cea232ce8e78d9df7e70ae82d463fdec63aec8ffac4b443b8c1", 0xb1}, {&(0x7f0000005680)="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", 0x575}, {&(0x7f0000006680)}, {0x0}, {&(0x7f0000008680)="7dbebf4cac6e576dc6327f72820ef4", 0xf}], 0x5, &(0x7f0000008740)=[@rights={{0x14, 0x1, 0x1, [r0]}}, @rights={{0x24, 0x1, 0x1, [0xffffffffffffffff, r0, 0xffffffffffffffff, r4, r5]}}, @rights={{0x18, 0x1, 0x1, [r4, 0xffffffffffffffff]}}], 0x58, 0x20040040}}], 0x5, 0x40000) r6 = openat$loop_ctrl(0xffffff9c, &(0x7f0000000040), 0x0, 0x0) sendmsg$nl_route(r5, &(0x7f0000000300)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x200}, 0xc, 0x0, 0x1, 0x0, 0x0, 0x4000004}, 0x8010) ioctl$LOOP_CTL_ADD(r6, 0x4c80, 0x0) (fail_nth: 62) ioctl$LOOP_CTL_REMOVE(r6, 0x4c81, 0x0) r7 = creat(&(0x7f0000000240)='./file0\x00', 0x0) fallocate(r7, 0x100000011, 0x0, 0x2811fdff) [ 1852.431020][T23396] netlink: 'syz-executor.0': attribute type 27 has an invalid length. [ 1852.444307][T23396] bridge0: port 2(bridge_slave_1) entered disabled state [ 1852.451423][T23396] bridge0: port 1(bridge_slave_0) entered disabled state 03:26:05 executing program 2: socket$nl_route(0x10, 0x3, 0x0) socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={0x0}}, 0x0) r0 = bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f0000000200)={0x18, 0x4, &(0x7f00000002c0)=ANY=[@ANYBLOB="18010000000000000000000000000000850000006d00000095"], &(0x7f0000000100)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, 0x2, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0}, 0x80) bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f0000000080)={&(0x7f0000000000)='sched_switch\x00', r0}, 0x10) ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, 0x0) socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(0xffffffffffffffff, 0x0, 0x0) openat$hwrng(0xffffffffffffff9c, &(0x7f00000001c0), 0x0, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) sendmsg$netlink(r1, &(0x7f0000006440)={0x0, 0x0, &(0x7f00000063c0)=[{&(0x7f0000000600)={0x34, 0x10, 0x1, 0x4000, 0x0, "", [@typed={0x8, 0x0, 0x0, 0x0, @u32}, @typed={0x8, 0x0, 0x0, 0x0, @uid}, @typed={0x14, 0x1b, 0x0, 0x0, @ipv6=@loopback={0x21}}]}, 0x34}], 0x1}, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000140)={0x0, 0x50000000, &(0x7f0000000240)={&(0x7f0000000180)=@newlink={0x28, 0x10, 0x801, 0x0, 0x0, {0x0, 0x0, 0x10, 0x0, 0xa8d}, [@IFLA_GROUP={0x8}]}, 0x28}}, 0x0) [ 1852.488545][T23398] netlink: 'syz-executor.2': attribute type 27 has an invalid length. [ 1852.512985][T23399] bridge0: port 1(bridge_slave_0) entered blocking state [ 1852.520094][T23399] bridge0: port 1(bridge_slave_0) entered forwarding state [ 1852.528808][T23399] bridge0: port 2(bridge_slave_1) entered blocking state [ 1852.535904][T23399] bridge0: port 2(bridge_slave_1) entered forwarding state [ 1852.642119][T23420] FAULT_INJECTION: forcing a failure. [ 1852.642119][T23420] name failslab, interval 1, probability 0, space 0, times 0 [ 1852.654922][T23420] CPU: 1 PID: 23420 Comm: syz-executor.3 Tainted: G W 5.10.160-syzkaller-01321-g003c389455eb #0 [ 1852.666620][T23420] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 1852.676664][T23420] Call Trace: [ 1852.679945][T23420] dump_stack_lvl+0x1e2/0x24b [ 1852.684618][T23420] ? bfq_pos_tree_add_move+0x43e/0x43e [ 1852.690058][T23420] dump_stack+0x15/0x17 [ 1852.694195][T23420] should_fail+0x3c0/0x510 [ 1852.698587][T23420] __should_failslab+0x9f/0xe0 [ 1852.703328][T23420] should_failslab+0x9/0x20 [ 1852.707804][T23420] kmem_cache_alloc+0x3f/0x300 [ 1852.712547][T23420] ? skb_ext_add+0x13d/0x7e0 [ 1852.717116][T23420] ? __do_softirq+0x596/0x596 [ 1852.721770][T23420] skb_ext_add+0x13d/0x7e0 [ 1852.726190][T23420] ? kasan_unpoison+0x61/0x80 [ 1852.731019][T23420] __alloc_skb+0x3c7/0x580 [ 1852.735412][T23420] alloc_uevent_skb+0x7f/0x230 [ 1852.740149][T23420] kobject_uevent_net_broadcast+0x321/0x5a0 [ 1852.746019][T23420] kobject_uevent_env+0x540/0x730 [ 1852.751019][T23420] kobject_uevent+0x1f/0x30 [ 1852.755498][T23420] device_add+0x79c/0xbd0 [ 1852.759803][T23420] device_create+0x258/0x2e0 [ 1852.764805][T23420] ? __do_softirq+0x596/0x596 [ 1852.769460][T23420] ? root_device_unregister+0x80/0x80 [ 1852.774808][T23420] ? number+0xd9b/0x1040 [ 1852.779027][T23420] bdi_register_va+0x94/0x600 [ 1852.783705][T23420] bdi_register+0xd1/0x120 [ 1852.788097][T23420] ? __device_add_disk+0x536/0x11d0 [ 1852.793268][T23420] ? bdi_register_va+0x600/0x600 [ 1852.798180][T23420] ? vsnprintf+0x1bfd/0x1cd0 [ 1852.802778][T23420] ? __kasan_check_read+0x11/0x20 [ 1852.807815][T23420] ? blk_alloc_devt+0xd4/0x320 [ 1852.812566][T23420] __device_add_disk+0x5cb/0x11d0 [ 1852.817572][T23420] ? debug_smp_processor_id+0x17/0x20 [ 1852.822925][T23420] ? device_add_disk+0x40/0x40 [ 1852.827664][T23420] ? sysvec_call_function_single+0xcb/0xe0 [ 1852.833447][T23420] ? asm_sysvec_call_function_single+0x12/0x20 [ 1852.839575][T23420] ? vsnprintf+0x1bf3/0x1cd0 [ 1852.844140][T23420] device_add_disk+0x2a/0x40 [ 1852.848707][T23420] loop_add+0x58f/0x760 [ 1852.852844][T23420] loop_control_ioctl+0x564/0x740 [ 1852.857843][T23420] ? loop_remove+0xb0/0xb0 [ 1852.862237][T23420] ? __fget_files+0x310/0x370 [ 1852.866900][T23420] ? security_file_ioctl+0xb1/0xd0 [ 1852.872074][T23420] ? loop_remove+0xb0/0xb0 [ 1852.876469][T23420] __se_sys_ioctl+0x115/0x190 [ 1852.881123][T23420] __x64_sys_ioctl+0x7b/0x90 [ 1852.885689][T23420] do_syscall_64+0x34/0x70 [ 1852.890081][T23420] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 1852.895951][T23420] RIP: 0033:0x7f0de7cfa0a9 [ 1852.900344][T23420] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 f1 19 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 1852.919925][T23420] RSP: 002b:00007f0de6a2b168 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 1852.928320][T23420] RAX: ffffffffffffffda RBX: 00007f0de7e1a120 RCX: 00007f0de7cfa0a9 [ 1852.936267][T23420] RDX: 0000000000000000 RSI: 0000000000004c80 RDI: 0000000000000008 [ 1852.944217][T23420] RBP: 00007f0de6a2b1d0 R08: 0000000000000000 R09: 0000000000000000 [ 1852.952165][T23420] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 1852.960114][T23420] R13: 00007ffd739418ef R14: 00007f0de6a2b300 R15: 0000000000022000 03:26:06 executing program 0: sendmsg$nl_route(0xffffffffffffffff, 0x0, 0x0) socket$netlink(0x10, 0x3, 0x0) openat$hwrng(0xffffffffffffff9c, 0x0, 0x0, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) sendmsg$netlink(r1, &(0x7f0000006440)={0x0, 0x0, &(0x7f00000063c0)=[{&(0x7f0000000600)={0x34, 0x10, 0x1, 0x0, 0x0, "", [@typed={0x8, 0x0, 0x0, 0x0, @u32}, @typed={0x8, 0x0, 0x0, 0x0, @uid}, @typed={0x14, 0x1b, 0x0, 0x0, @ipv6=@loopback={0x21}}]}, 0x34}], 0x1}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x50000000, &(0x7f0000000240)={&(0x7f0000000180)=@newlink={0x28, 0x10, 0x801, 0xa0002068, 0x0, {0x0, 0x0, 0x10, 0x0, 0xa8d}, [@IFLA_GROUP={0x8}]}, 0x28}}, 0x0) [ 1853.116457][T23402] netlink: 'syz-executor.4': attribute type 27 has an invalid length. [ 1853.142441][T23402] bridge0: port 2(bridge_slave_1) entered disabled state [ 1853.149579][T23402] bridge0: port 1(bridge_slave_0) entered disabled state 03:26:06 executing program 4: ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, 0x0) openat$hwrng(0xffffffffffffff9c, 0x0, 0x0, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) open(0x0, 0x0, 0x0) open(0x0, 0x0, 0x0) syz_open_procfs(0x0, 0x0) syz_genetlink_get_family_id$ipvs(0x0, 0xffffffffffffffff) r1 = socket$netlink(0x10, 0x3, 0x0) sendmsg$netlink(r1, &(0x7f0000006440)={0x0, 0x0, &(0x7f00000063c0)=[{&(0x7f0000000600)={0x34, 0x10, 0x1, 0x0, 0x0, "", [@typed={0x8, 0x0, 0x0, 0x0, @u32}, @typed={0x8, 0x0, 0x0, 0x0, @uid}, @typed={0x14, 0x1b, 0x0, 0x0, @ipv6=@loopback={0x21}}]}, 0x34}], 0x1}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x50000000, &(0x7f0000000240)={&(0x7f0000000180)=@newlink={0x28, 0x10, 0x801, 0xefffffff, 0x0, {0x0, 0x0, 0x10, 0x0, 0xa8d}, [@IFLA_GROUP={0x8}]}, 0x28}}, 0x0) [ 1853.182081][T23403] bridge0: port 1(bridge_slave_0) entered blocking state [ 1853.189140][T23403] bridge0: port 1(bridge_slave_0) entered forwarding state [ 1853.198195][T23403] bridge0: port 2(bridge_slave_1) entered blocking state [ 1853.205212][T23403] bridge0: port 2(bridge_slave_1) entered forwarding state [ 1853.220056][T23405] netlink: 'syz-executor.5': attribute type 27 has an invalid length. [ 1853.240177][T23405] bridge0: port 2(bridge_slave_1) entered disabled state [ 1853.247298][T23405] bridge0: port 1(bridge_slave_0) entered disabled state [ 1853.279417][T23408] bridge0: port 1(bridge_slave_0) entered blocking state 03:26:06 executing program 5: r0 = socket$nl_route(0x10, 0x3, 0x0) open(0x0, 0x0, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) sendmsg$netlink(r1, &(0x7f0000006440)={0x0, 0x0, &(0x7f00000063c0)=[{&(0x7f0000000600)={0x34, 0x10, 0x1, 0x0, 0x0, "", [@typed={0x8, 0x0, 0x0, 0x0, @u32}, @typed={0x8, 0x0, 0x0, 0x0, @uid}, @typed={0x14, 0x1b, 0x0, 0x0, @ipv6=@loopback={0x21}}]}, 0x34}], 0x1}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x50000000, &(0x7f0000000240)={&(0x7f0000000180)=@newlink={0x28, 0x10, 0x801, 0x0, 0x21, {0x0, 0x0, 0x10, 0x0, 0xa8d}, [@IFLA_GROUP={0x8}]}, 0x28}}, 0x0) [ 1853.286630][T23408] bridge0: port 1(bridge_slave_0) entered forwarding state [ 1853.296518][T23408] bridge0: port 2(bridge_slave_1) entered blocking state [ 1853.303551][T23408] bridge0: port 2(bridge_slave_1) entered forwarding state [ 1853.318533][T12744] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 1853.329661][T12744] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready 03:26:06 executing program 3: bpf$ENABLE_STATS(0x20, 0x0, 0x0) r0 = openat$kvm(0xffffffffffffff9c, 0x0, 0x0, 0x0) prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r1 = getpid() sched_setaffinity(0x0, 0x8, &(0x7f0000000240)=0x2) sched_setscheduler(r1, 0x2, &(0x7f0000000200)=0x4) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) connect$unix(r2, &(0x7f0000000180)=@abs, 0x6e) sendmmsg$unix(r3, &(0x7f00000bd000), 0x318, 0x0) recvmmsg(r2, &(0x7f00000000c0), 0x10106, 0x2, 0x0) r4 = bpf$PROG_LOAD(0x5, &(0x7f0000000440)={0x11, 0x6, &(0x7f00000004c0)=ANY=[@ANYBLOB="050000000000000061110c00000000008510000002000000850000000800000095000000000000009500a5050000000077d8f3b423cdac8d8000000000000020e16ad10a48b243ccc42606d25dfd73a015e0ca7fc2506a0f68a7d06d7535f7866907dc6751dfb265a0e3ccae669e173a649c1cfd6587d452d46b7cc957d77578f4c35235138d5521f9453559c3421eed73d5661cfeecf9c66c54c3b3ffe1b4ce25d7c983c044c03bf3a48dfe3e26e7a23129d6606fd28a69989d552af6200000003a00000000000000abecc2f4a3799af2551ce935b0f327cb3f011a7d06602e2fd5234712596b696418f163d1a13ed38ae89d24e1cebfba2f87925bfacba83109753f541cd027edd68149ee99eebc6f7d6dd4aed4afe1f44ccb19e810879b70a70000000000000000000000d7900a820b6327944e9a217b9800e02a92895614cd50cbe43a1ed25268816b004519c9c5cff097d8000000000009d27d753a30a147b24a48435bd8a568669596e9e08679b3ce48e90defb6670c3d62ad0a97aec773713a66b223fa8b148871c8d31d24291c25449f106b99893ed20fa7a050fbbef90327e827e513e9606800000000e89f9c85c822a961546ed5363c17ff1432d08806bc376e3e69ee52b59d13182e1f24ed200ada12f7a1525320e71666f472a97214d0b2874df30ed5eb1affb87ba55b2d72078e9f40b4ae7dc3b2aeb0d11cd22c35d32940f19dff00ffffffff08000000e1ff003853e59de7621e348955735264f34b1046a1813668297a7edad187ef106ae7fcbb25090f17d0baadeb8ae190a1fb5a315f8347fb0379659500"/608], &(0x7f0000000080)='GPL\x00', 0x5, 0x29e, &(0x7f000000cf3d)=""/195, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x6, 0x0, 0x0, 0x10, 0x0}, 0x70) prlimit64(r1, 0x0, &(0x7f0000000000)={0x7, 0x10000}, &(0x7f0000000400)) ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r5 = bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f00000000c0)={&(0x7f0000000080)='sched_switch\x00', r4}, 0x10) sendmmsg$unix(0xffffffffffffffff, &(0x7f00000087c0)=[{{0x0, 0x0, &(0x7f0000000280)=[{&(0x7f0000000340)="752384037276623af5639b6a609aae05867a472736496fd7af94a6716acefbb9bb5ba16c4e0537e05042acad9a6a7c460b47b3ffe7d531efe42b2a581d8497c0c6e97e55f61dddc3a3702e8d11d281aa6cc82f1c7944b7fa58154ddb75ac7b17ef25408be34a533e1cc1b6c5f817543a1dbe9c15dd82f4742d8318ef9977a06d786a14b9784252a1cf576a85d6496ea158e9299c09093c0ddf840401a22353d05383341fa8388c868c8337c90dbf494c881730f1f4e2420937b1", 0xba}], 0x1, &(0x7f00000002c0)=[@cred={{0x1c, 0x1, 0x2, {r1}}}, @cred={{0x1c, 0x1, 0x2, {r1, 0x0, 0xee01}}}], 0x40, 0x24048814}}, {{0x0, 0x0, &(0x7f0000000b40)=[{&(0x7f0000000840)="7ee0255692350f13f34ceb0d2f3e6d4893ad62894f30a1b018fdcd7eea61eed31750537752647650be017bc77da704ba1f69fc5227f6e99e920fbf367e42d28d313c3fc21ea04bcc1ab834226665db6a38dc2d7835573d634a24217b6fe63a9afc961f9597d8d2f3c8881b6a564a79c7fe9b60fbbcfd62221022b45c1b32fabc82161d6196fbf768d1eaa780e3d8df80d21e2f221f51d4083297d0388acb557dbf441f255c1af96b01124284ddef5a252fe3008461764264b631cae2ae", 0xbd}, {&(0x7f0000000940)="aaf0a13237e98477da52b9434649c0fc5cc05a188a5a3c44aaf4f2850418371e43254e7ab50d7b1683cad9349754a9254e952f77022eeefeceb9642d6b6ac5cb8216df16bf7e345b79", 0x49}, {&(0x7f00000009c0)="c2ba1a8f103167e31669bbc62727a7d88ea2239c556d88d8df86096cb95c8c4793943ce22a4bac39f63be65300706d34a0fdee505935d98647adb83416a101ab672c63d1da216cf2d2cb712222b539e36431f457cba73fee458f10d263b1043ce4bd4de92f6722124e346eb6e5981e7dfcca52a2f5b68420a3c0be07480a593ef6c4fa5cc1cd9fc168eec433e7f7662e22a70ce73820f9bc5968a9ac2515208ddb3b2b925df94ebcaf2d00629a61200ed0ef43b545086990498fcfc5d4d1f98d1add4fe673d5aee46a8ad2a95a3a15a58ffd75ad2de31fa0dfcae0957e859cdb6e419674426c62d9ae5a636e3a80", 0xee}, {&(0x7f0000000ac0)="915d48fa35bb4f12d70be9ea71295925f8bf27b1e5775c4eface241a85a108c2410a63d8c161b380ebf76b472c5211c7787943e756326cd224e95464fbcc73605a54d684b7d6603ce636808128ece9fb8097a2", 0x53}, {0x0}], 0x5, &(0x7f0000002e00)=[@cred={{0x1c, 0x1, 0x2, {0x0, 0xffffffffffffffff, 0xee00}}}, @cred={{0x1c}}, @rights={{0x2c, 0x1, 0x1, [0xffffffffffffffff, 0xffffffffffffffff, r0, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, r4]}}, @rights={{0x24, 0x1, 0x1, [r5, 0xffffffffffffffff, 0xffffffffffffffff, r4, 0xffffffffffffffff]}}], 0x98, 0x24040040}}, {{0x0, 0x0, &(0x7f0000004100)=[{&(0x7f0000002f40)="637b067f6f99f10cf92d46aea478a379b64f74b6cc226ea87ae4dfcade98f00ffff419239b1e5237e29c77babd53b768c6ad1b737bf908e1e321d457952a3d0c6c559a4af90c74640ba975989271cb01056ac475238d05c8e74b936a6e4ca95e6ce834a82b06d98646a42526ecee1d75934e011ad16d", 0x76}, {&(0x7f0000002fc0)}, {0x0}, {&(0x7f00000040c0)="7886974179698d4c40ac77ac1e2aa4298505fe54b89e5b20ee2cb5b2e216", 0x1e}], 0x4, 0x0, 0x0, 0x40048c4}}, {{0x0, 0x0, 0x0, 0x0, &(0x7f0000005440)=[@cred={{0x1c}}], 0x20, 0x10}}, {{0x0, 0x0, &(0x7f00000086c0)=[{&(0x7f0000005500)="21e6f39df30227ba9da9edf4a1f3dfe4cf9433853b7022b246949a6e1c5f12be85c3be82d6921d2640dc82d7937e97126c908bf8393f5ad7aabee741c17d02348df77176be6403bbb6fcd79958cb855cf37a20081da66ebba8930691bfda12342a802016e42c7fc3204f97ea62b87dfc808df3498dd7ce696710196c56f36bbd9f2367a3bde9faa65c4f4466c5cc3d8f329e9e1657e6fa8cea232ce8e78d9df7e70ae82d463fdec63aec8ffac4b443b8c1", 0xb1}, {&(0x7f0000005680)="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", 0x575}, {&(0x7f0000006680)}, {0x0}, {&(0x7f0000008680)="7dbebf4cac6e576dc6327f72820ef4", 0xf}], 0x5, &(0x7f0000008740)=[@rights={{0x14, 0x1, 0x1, [r0]}}, @rights={{0x24, 0x1, 0x1, [0xffffffffffffffff, r0, 0xffffffffffffffff, r4, r5]}}, @rights={{0x18, 0x1, 0x1, [r4, 0xffffffffffffffff]}}], 0x58, 0x20040040}}], 0x5, 0x40000) r6 = openat$loop_ctrl(0xffffff9c, &(0x7f0000000040), 0x0, 0x0) sendmsg$nl_route(r5, &(0x7f0000000300)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x200}, 0xc, 0x0, 0x1, 0x0, 0x0, 0x4000004}, 0x8010) ioctl$LOOP_CTL_ADD(r6, 0x4c80, 0x0) (fail_nth: 63) ioctl$LOOP_CTL_REMOVE(r6, 0x4c81, 0x0) r7 = creat(&(0x7f0000000240)='./file0\x00', 0x0) fallocate(r7, 0x100000011, 0x0, 0x2811fdff) [ 1853.337507][T12744] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 1853.353681][T12744] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 1853.364365][T12744] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 1853.372879][T12744] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 1853.382287][T12744] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 1853.390639][T12744] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 1853.399268][T12744] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 1853.407892][T12744] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 1853.416361][T12744] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 1853.424437][T12744] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 1853.433072][T12744] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 1853.442467][T12744] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 1853.451201][T12744] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 1853.460335][T12744] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 1853.471842][T12744] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 1853.481566][T12744] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 1853.500113][T23435] FAULT_INJECTION: forcing a failure. [ 1853.500113][T23435] name failslab, interval 1, probability 0, space 0, times 0 [ 1853.512805][T23435] CPU: 1 PID: 23435 Comm: syz-executor.3 Tainted: G W 5.10.160-syzkaller-01321-g003c389455eb #0 [ 1853.524500][T23435] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 1853.534535][T23435] Call Trace: [ 1853.537808][T23435] dump_stack_lvl+0x1e2/0x24b [ 1853.542466][T23435] ? panic+0x7d7/0x7d7 [ 1853.546511][T23435] ? bfq_pos_tree_add_move+0x43e/0x43e [ 1853.551942][T23435] ? __lookup_slow+0x2f7/0x400 [ 1853.556682][T23435] ? lookup_one_len+0x6a0/0x6a0 [ 1853.561509][T23435] dump_stack+0x15/0x17 [ 1853.565651][T23435] should_fail+0x3c0/0x510 [ 1853.570043][T23435] __should_failslab+0x9f/0xe0 [ 1853.574784][T23435] should_failslab+0x9/0x20 [ 1853.579386][T23435] kmem_cache_alloc+0x3f/0x300 [ 1853.584126][T23435] ? new_inode_pseudo+0x7c/0x220 [ 1853.589039][T23435] ? try_lookup_one_len+0x660/0x660 [ 1853.594211][T23435] new_inode_pseudo+0x7c/0x220 [ 1853.598951][T23435] new_inode+0x28/0x1c0 [ 1853.603083][T23435] ? start_creating+0x206/0x320 [ 1853.607910][T23435] debugfs_create_dir+0xf3/0x450 [ 1853.612826][T23435] bdi_register_va+0x260/0x600 [ 1853.617571][T23435] bdi_register+0xd1/0x120 [ 1853.621967][T23435] ? asm_sysvec_reschedule_ipi+0x12/0x20 [ 1853.627580][T23435] ? __device_add_disk+0x536/0x11d0 [ 1853.632756][T23435] ? bdi_register_va+0x600/0x600 [ 1853.637674][T23435] ? __kasan_check_read+0x11/0x20 [ 1853.642673][T23435] ? blk_alloc_devt+0xd4/0x320 [ 1853.647413][T23435] __device_add_disk+0x5cb/0x11d0 [ 1853.652414][T23435] ? device_add_disk+0x40/0x40 [ 1853.657160][T23435] ? loop_add+0x400/0x760 [ 1853.661471][T23435] ? vsprintf+0x40/0x40 [ 1853.665601][T23435] ? device_initialize+0x287/0x3a0 [ 1853.670688][T23435] device_add_disk+0x2a/0x40 [ 1853.675260][T23435] loop_add+0x58f/0x760 [ 1853.679401][T23435] loop_control_ioctl+0x564/0x740 [ 1853.684402][T23435] ? loop_remove+0xb0/0xb0 [ 1853.688799][T23435] ? __fget_files+0x310/0x370 [ 1853.693458][T23435] ? security_file_ioctl+0xb1/0xd0 [ 1853.698545][T23435] ? loop_remove+0xb0/0xb0 [ 1853.702940][T23435] __se_sys_ioctl+0x115/0x190 [ 1853.707593][T23435] __x64_sys_ioctl+0x7b/0x90 [ 1853.712162][T23435] do_syscall_64+0x34/0x70 [ 1853.716556][T23435] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 1853.722425][T23435] RIP: 0033:0x7f0de7cfa0a9 [ 1853.726821][T23435] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 f1 19 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 1853.746403][T23435] RSP: 002b:00007f0de6a2b168 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 1853.754794][T23435] RAX: ffffffffffffffda RBX: 00007f0de7e1a120 RCX: 00007f0de7cfa0a9 [ 1853.762833][T23435] RDX: 0000000000000000 RSI: 0000000000004c80 RDI: 0000000000000008 [ 1853.770780][T23435] RBP: 00007f0de6a2b1d0 R08: 0000000000000000 R09: 0000000000000000 [ 1853.778729][T23435] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 1853.786678][T23435] R13: 00007ffd739418ef R14: 00007f0de6a2b300 R15: 0000000000022000 [ 1853.795181][T23435] debugfs: out of free dentries, can not create directory '7:0' [ 1853.827419][T12744] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 1853.837590][T12744] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 1853.906442][T12744] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 1853.914899][T12744] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 1853.926359][T12744] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 1853.936317][T12744] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 1853.944626][T12744] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 1853.953131][T12744] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 1853.961290][T12744] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 1853.969463][T12744] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 1853.978075][T12744] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 1853.985999][T12744] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 1853.994473][T12744] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 1854.002143][T12744] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 1854.009626][T12744] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 1854.018056][T12744] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 1854.026573][T12744] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 1854.034700][T12744] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 1854.043214][T12744] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 1854.051525][T12744] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 1854.059743][T12744] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 1854.068091][T12744] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 1854.076496][T12744] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 1854.084577][T12744] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 1854.092706][T12744] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready 03:26:07 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) open(0x0, 0x0, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) sendmsg$netlink(r1, &(0x7f0000006440)={0x0, 0x0, &(0x7f00000063c0)=[{&(0x7f0000000600)={0x20, 0x10, 0x1, 0x0, 0x0, "", [@typed={0x8, 0x0, 0x0, 0x0, @u32}, @typed={0x8, 0x0, 0x0, 0x0, @uid}]}, 0x20}], 0x1}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x50000002, &(0x7f0000000240)={&(0x7f0000000180)=@newlink={0x28, 0x10, 0x801, 0x0, 0x0, {0x0, 0x0, 0x10, 0x0, 0xa8d}, [@IFLA_GROUP={0x8}]}, 0x28}}, 0x0) 03:26:07 executing program 2: socket$nl_route(0x10, 0x3, 0x0) socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={0x0}}, 0x0) r0 = bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f0000000200)={0x18, 0x4, &(0x7f00000002c0)=ANY=[@ANYBLOB="18010000000000000000000000000000850000006d00000095"], &(0x7f0000000100)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, 0x2, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0}, 0x80) bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f0000000080)={&(0x7f0000000000)='sched_switch\x00', r0}, 0x10) ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, 0x0) socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(0xffffffffffffffff, 0x0, 0x0) openat$hwrng(0xffffffffffffff9c, &(0x7f00000001c0), 0x0, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) sendmsg$netlink(r1, &(0x7f0000006440)={0x0, 0x0, &(0x7f00000063c0)=[{&(0x7f0000000600)={0x34, 0x10, 0x1, 0x1000000, 0x0, "", [@typed={0x8, 0x0, 0x0, 0x0, @u32}, @typed={0x8, 0x0, 0x0, 0x0, @uid}, @typed={0x14, 0x1b, 0x0, 0x0, @ipv6=@loopback={0x21}}]}, 0x34}], 0x1}, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000140)={0x0, 0x50000000, &(0x7f0000000240)={&(0x7f0000000180)=@newlink={0x28, 0x10, 0x801, 0x0, 0x0, {0x0, 0x0, 0x10, 0x0, 0xa8d}, [@IFLA_GROUP={0x8}]}, 0x28}}, 0x0) [ 1854.101060][T12744] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 1854.109013][T12744] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 1854.120492][T23418] netlink: 'syz-executor.2': attribute type 27 has an invalid length. [ 1854.131238][T23424] netlink: 'syz-executor.0': attribute type 27 has an invalid length. [ 1854.145089][T23424] bridge0: port 2(bridge_slave_1) entered disabled state [ 1854.152194][T23424] bridge0: port 1(bridge_slave_0) entered disabled state 03:26:07 executing program 3: bpf$ENABLE_STATS(0x20, 0x0, 0x0) r0 = openat$kvm(0xffffffffffffff9c, 0x0, 0x0, 0x0) prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r1 = getpid() sched_setaffinity(0x0, 0x8, &(0x7f0000000240)=0x2) sched_setscheduler(r1, 0x2, &(0x7f0000000200)=0x4) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) connect$unix(r2, &(0x7f0000000180)=@abs, 0x6e) sendmmsg$unix(r3, &(0x7f00000bd000), 0x318, 0x0) recvmmsg(r2, &(0x7f00000000c0), 0x10106, 0x2, 0x0) r4 = bpf$PROG_LOAD(0x5, &(0x7f0000000440)={0x11, 0x6, &(0x7f00000004c0)=ANY=[@ANYBLOB="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"/608], &(0x7f0000000080)='GPL\x00', 0x5, 0x29e, &(0x7f000000cf3d)=""/195, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x6, 0x0, 0x0, 0x10, 0x0}, 0x70) prlimit64(r1, 0x0, &(0x7f0000000000)={0x7, 0x10000}, &(0x7f0000000400)) ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r5 = bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f00000000c0)={&(0x7f0000000080)='sched_switch\x00', r4}, 0x10) sendmmsg$unix(0xffffffffffffffff, &(0x7f00000087c0)=[{{0x0, 0x0, &(0x7f0000000280)=[{&(0x7f0000000340)="752384037276623af5639b6a609aae05867a472736496fd7af94a6716acefbb9bb5ba16c4e0537e05042acad9a6a7c460b47b3ffe7d531efe42b2a581d8497c0c6e97e55f61dddc3a3702e8d11d281aa6cc82f1c7944b7fa58154ddb75ac7b17ef25408be34a533e1cc1b6c5f817543a1dbe9c15dd82f4742d8318ef9977a06d786a14b9784252a1cf576a85d6496ea158e9299c09093c0ddf840401a22353d05383341fa8388c868c8337c90dbf494c881730f1f4e2420937b1", 0xba}], 0x1, &(0x7f00000002c0)=[@cred={{0x1c, 0x1, 0x2, {r1}}}, @cred={{0x1c, 0x1, 0x2, {r1, 0x0, 0xee01}}}], 0x40, 0x24048814}}, {{0x0, 0x0, &(0x7f0000000b40)=[{&(0x7f0000000840)="7ee0255692350f13f34ceb0d2f3e6d4893ad62894f30a1b018fdcd7eea61eed31750537752647650be017bc77da704ba1f69fc5227f6e99e920fbf367e42d28d313c3fc21ea04bcc1ab834226665db6a38dc2d7835573d634a24217b6fe63a9afc961f9597d8d2f3c8881b6a564a79c7fe9b60fbbcfd62221022b45c1b32fabc82161d6196fbf768d1eaa780e3d8df80d21e2f221f51d4083297d0388acb557dbf441f255c1af96b01124284ddef5a252fe3008461764264b631cae2ae", 0xbd}, {&(0x7f0000000940)="aaf0a13237e98477da52b9434649c0fc5cc05a188a5a3c44aaf4f2850418371e43254e7ab50d7b1683cad9349754a9254e952f77022eeefeceb9642d6b6ac5cb8216df16bf7e345b79", 0x49}, {&(0x7f00000009c0)="c2ba1a8f103167e31669bbc62727a7d88ea2239c556d88d8df86096cb95c8c4793943ce22a4bac39f63be65300706d34a0fdee505935d98647adb83416a101ab672c63d1da216cf2d2cb712222b539e36431f457cba73fee458f10d263b1043ce4bd4de92f6722124e346eb6e5981e7dfcca52a2f5b68420a3c0be07480a593ef6c4fa5cc1cd9fc168eec433e7f7662e22a70ce73820f9bc5968a9ac2515208ddb3b2b925df94ebcaf2d00629a61200ed0ef43b545086990498fcfc5d4d1f98d1add4fe673d5aee46a8ad2a95a3a15a58ffd75ad2de31fa0dfcae0957e859cdb6e419674426c62d9ae5a636e3a80", 0xee}, {&(0x7f0000000ac0)="915d48fa35bb4f12d70be9ea71295925f8bf27b1e5775c4eface241a85a108c2410a63d8c161b380ebf76b472c5211c7787943e756326cd224e95464fbcc73605a54d684b7d6603ce636808128ece9fb8097a2", 0x53}, {0x0}], 0x5, &(0x7f0000002e00)=[@cred={{0x1c, 0x1, 0x2, {0x0, 0xffffffffffffffff, 0xee00}}}, @cred={{0x1c}}, @rights={{0x2c, 0x1, 0x1, [0xffffffffffffffff, 0xffffffffffffffff, r0, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, r4]}}, @rights={{0x24, 0x1, 0x1, [r5, 0xffffffffffffffff, 0xffffffffffffffff, r4, 0xffffffffffffffff]}}], 0x98, 0x24040040}}, {{0x0, 0x0, &(0x7f0000004100)=[{&(0x7f0000002f40)="637b067f6f99f10cf92d46aea478a379b64f74b6cc226ea87ae4dfcade98f00ffff419239b1e5237e29c77babd53b768c6ad1b737bf908e1e321d457952a3d0c6c559a4af90c74640ba975989271cb01056ac475238d05c8e74b936a6e4ca95e6ce834a82b06d98646a42526ecee1d75934e011ad16d", 0x76}, {&(0x7f0000002fc0)}, {0x0}, {&(0x7f00000040c0)="7886974179698d4c40ac77ac1e2aa4298505fe54b89e5b20ee2cb5b2e216", 0x1e}], 0x4, 0x0, 0x0, 0x40048c4}}, {{0x0, 0x0, 0x0, 0x0, &(0x7f0000005440)=[@cred={{0x1c}}], 0x20, 0x10}}, {{0x0, 0x0, &(0x7f00000086c0)=[{&(0x7f0000005500)="21e6f39df30227ba9da9edf4a1f3dfe4cf9433853b7022b246949a6e1c5f12be85c3be82d6921d2640dc82d7937e97126c908bf8393f5ad7aabee741c17d02348df77176be6403bbb6fcd79958cb855cf37a20081da66ebba8930691bfda12342a802016e42c7fc3204f97ea62b87dfc808df3498dd7ce696710196c56f36bbd9f2367a3bde9faa65c4f4466c5cc3d8f329e9e1657e6fa8cea232ce8e78d9df7e70ae82d463fdec63aec8ffac4b443b8c1", 0xb1}, {&(0x7f0000005680)="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", 0x575}, {&(0x7f0000006680)}, {0x0}, {&(0x7f0000008680)="7dbebf4cac6e576dc6327f72820ef4", 0xf}], 0x5, &(0x7f0000008740)=[@rights={{0x14, 0x1, 0x1, [r0]}}, @rights={{0x24, 0x1, 0x1, [0xffffffffffffffff, r0, 0xffffffffffffffff, r4, r5]}}, @rights={{0x18, 0x1, 0x1, [r4, 0xffffffffffffffff]}}], 0x58, 0x20040040}}], 0x5, 0x40000) r6 = openat$loop_ctrl(0xffffff9c, &(0x7f0000000040), 0x0, 0x0) sendmsg$nl_route(r5, &(0x7f0000000300)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x200}, 0xc, 0x0, 0x1, 0x0, 0x0, 0x4000004}, 0x8010) ioctl$LOOP_CTL_ADD(r6, 0x4c80, 0x0) (fail_nth: 64) ioctl$LOOP_CTL_REMOVE(r6, 0x4c81, 0x0) r7 = creat(&(0x7f0000000240)='./file0\x00', 0x0) fallocate(r7, 0x100000011, 0x0, 0x2811fdff) [ 1854.189092][T23425] bridge0: port 1(bridge_slave_0) entered blocking state [ 1854.196201][T23425] bridge0: port 1(bridge_slave_0) entered forwarding state [ 1854.209145][T23425] bridge0: port 2(bridge_slave_1) entered blocking state [ 1854.216229][T23425] bridge0: port 2(bridge_slave_1) entered forwarding state 03:26:07 executing program 0: sendmsg$nl_route(0xffffffffffffffff, 0x0, 0x0) socket$netlink(0x10, 0x3, 0x0) openat$hwrng(0xffffffffffffff9c, 0x0, 0x0, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) sendmsg$netlink(r1, &(0x7f0000006440)={0x0, 0x0, &(0x7f00000063c0)=[{&(0x7f0000000600)={0x34, 0x10, 0x1, 0x0, 0x0, "", [@typed={0x8, 0x0, 0x0, 0x0, @u32}, @typed={0x8, 0x0, 0x0, 0x0, @uid}, @typed={0x14, 0x1b, 0x0, 0x0, @ipv6=@loopback={0x21}}]}, 0x34}], 0x1}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x50000000, &(0x7f0000000240)={&(0x7f0000000180)=@newlink={0x28, 0x10, 0x801, 0xa00289d8, 0x0, {0x0, 0x0, 0x10, 0x0, 0xa8d}, [@IFLA_GROUP={0x8}]}, 0x28}}, 0x0) [ 1854.234058][T23427] netlink: 'syz-executor.4': attribute type 27 has an invalid length. [ 1854.253207][T23427] bridge0: port 2(bridge_slave_1) entered disabled state [ 1854.260318][T23427] bridge0: port 1(bridge_slave_0) entered disabled state [ 1854.290522][T23428] bridge0: port 1(bridge_slave_0) entered blocking state [ 1854.297576][T23428] bridge0: port 1(bridge_slave_0) entered forwarding state [ 1854.396678][T23449] FAULT_INJECTION: forcing a failure. [ 1854.396678][T23449] name failslab, interval 1, probability 0, space 0, times 0 [ 1854.409348][T23449] CPU: 1 PID: 23449 Comm: syz-executor.3 Tainted: G W 5.10.160-syzkaller-01321-g003c389455eb #0 [ 1854.421041][T23449] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 1854.431092][T23449] Call Trace: [ 1854.434363][T23449] dump_stack_lvl+0x1e2/0x24b [ 1854.439024][T23449] ? bfq_pos_tree_add_move+0x43e/0x43e [ 1854.444458][T23449] ? _raw_spin_unlock_irq+0x49/0x70 [ 1854.449638][T23449] ? finish_task_switch+0x130/0x580 [ 1854.454811][T23449] dump_stack+0x15/0x17 [ 1854.458948][T23449] should_fail+0x3c0/0x510 [ 1854.463356][T23449] __should_failslab+0x9f/0xe0 [ 1854.468099][T23449] should_failslab+0x9/0x20 [ 1854.472577][T23449] kmem_cache_alloc+0x3f/0x300 [ 1854.477319][T23449] ? __d_alloc+0x2d/0x6b0 [ 1854.481626][T23449] __d_alloc+0x2d/0x6b0 [ 1854.485784][T23449] ? __kasan_check_read+0x11/0x20 [ 1854.490792][T23449] ? avc_has_perm_noaudit+0x358/0x4c0 [ 1854.496142][T23449] d_alloc_parallel+0xe6/0x1330 [ 1854.500966][T23449] ? avc_has_perm_noaudit+0x2ed/0x4c0 [ 1854.506313][T23449] ? avc_denied+0x1b0/0x1b0 [ 1854.510796][T23449] ? lookup_one_len+0x2b5/0x6a0 [ 1854.515623][T23449] ? d_hash_and_lookup+0x200/0x200 [ 1854.520713][T23449] ? selinux_inode_permission+0x439/0x670 [ 1854.526410][T23449] ? selinux_inode_follow_link+0x3c0/0x3c0 [ 1854.532198][T23449] __lookup_slow+0x14e/0x400 [ 1854.536764][T23449] ? __d_lookup+0x4da/0x530 [ 1854.541242][T23449] ? lookup_one_len+0x6a0/0x6a0 [ 1854.546067][T23449] lookup_one_len+0x43d/0x6a0 [ 1854.550719][T23449] ? try_lookup_one_len+0x660/0x660 [ 1854.555895][T23449] ? device_create+0x2bc/0x2e0 [ 1854.560635][T23449] ? mntput+0x63/0xc0 [ 1854.564604][T23449] start_creating+0x166/0x320 [ 1854.569281][T23449] debugfs_create_dir+0x27/0x450 [ 1854.574201][T23449] bdi_register_va+0x260/0x600 [ 1854.578961][T23449] bdi_register+0xd1/0x120 [ 1854.583368][T23449] ? __device_add_disk+0x536/0x11d0 [ 1854.588546][T23449] ? bdi_register_va+0x600/0x600 [ 1854.593461][T23449] ? vsnprintf+0x1bfd/0x1cd0 [ 1854.598029][T23449] ? __kasan_check_read+0x11/0x20 [ 1854.603030][T23449] ? blk_alloc_devt+0xd4/0x320 [ 1854.607770][T23449] __device_add_disk+0x5cb/0x11d0 [ 1854.612771][T23449] ? device_add_disk+0x40/0x40 [ 1854.617511][T23449] ? loop_add+0x400/0x760 [ 1854.621818][T23449] ? vsprintf+0x40/0x40 [ 1854.625950][T23449] device_add_disk+0x2a/0x40 [ 1854.630516][T23449] loop_add+0x58f/0x760 [ 1854.634650][T23449] loop_control_ioctl+0x564/0x740 [ 1854.639650][T23449] ? loop_remove+0xb0/0xb0 [ 1854.644042][T23449] ? irqentry_exit+0x50/0x60 [ 1854.648609][T23449] ? sysvec_reschedule_ipi+0x84/0x160 [ 1854.653959][T23449] ? asm_sysvec_reschedule_ipi+0x12/0x20 [ 1854.659567][T23449] ? loop_remove+0xb0/0xb0 [ 1854.663968][T23449] __se_sys_ioctl+0x115/0x190 [ 1854.668624][T23449] __x64_sys_ioctl+0x7b/0x90 [ 1854.673195][T23449] do_syscall_64+0x34/0x70 [ 1854.677590][T23449] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 1854.683460][T23449] RIP: 0033:0x7f0de7cfa0a9 [ 1854.687853][T23449] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 f1 19 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 1854.707436][T23449] RSP: 002b:00007f0de6a2b168 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 1854.715834][T23449] RAX: ffffffffffffffda RBX: 00007f0de7e1a120 RCX: 00007f0de7cfa0a9 [ 1854.723803][T23449] RDX: 0000000000000000 RSI: 0000000000004c80 RDI: 0000000000000008 [ 1854.731765][T23449] RBP: 00007f0de6a2b1d0 R08: 0000000000000000 R09: 0000000000000000 [ 1854.739809][T23449] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 1854.747765][T23449] R13: 00007ffd739418ef R14: 00007f0de6a2b300 R15: 0000000000022000 03:26:08 executing program 4: ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, 0x0) openat$hwrng(0xffffffffffffff9c, 0x0, 0x0, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) open(0x0, 0x0, 0x0) open(0x0, 0x0, 0x0) syz_open_procfs(0x0, 0x0) syz_genetlink_get_family_id$ipvs(0x0, 0xffffffffffffffff) r1 = socket$netlink(0x10, 0x3, 0x0) sendmsg$netlink(r1, &(0x7f0000006440)={0x0, 0x0, &(0x7f00000063c0)=[{&(0x7f0000000600)={0x34, 0x10, 0x1, 0x0, 0x0, "", [@typed={0x8, 0x0, 0x0, 0x0, @u32}, @typed={0x8, 0x0, 0x0, 0x0, @uid}, @typed={0x14, 0x1b, 0x0, 0x0, @ipv6=@loopback={0x21}}]}, 0x34}], 0x1}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x50000000, &(0x7f0000000240)={&(0x7f0000000180)=@newlink={0x28, 0x10, 0x801, 0xf0ffffff, 0x0, {0x0, 0x0, 0x10, 0x0, 0xa8d}, [@IFLA_GROUP={0x8}]}, 0x28}}, 0x0) [ 1854.896760][T23428] bridge0: port 2(bridge_slave_1) entered blocking state [ 1854.903819][T23428] bridge0: port 2(bridge_slave_1) entered forwarding state [ 1854.922539][T23430] netlink: 'syz-executor.5': attribute type 27 has an invalid length. [ 1854.944403][T23430] bridge0: port 2(bridge_slave_1) entered disabled state [ 1854.951533][T23430] bridge0: port 1(bridge_slave_0) entered disabled state [ 1854.982483][T23433] bridge0: port 1(bridge_slave_0) entered blocking state [ 1854.989533][T23433] bridge0: port 1(bridge_slave_0) entered forwarding state 03:26:08 executing program 5: r0 = socket$nl_route(0x10, 0x3, 0x0) open(0x0, 0x0, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) sendmsg$netlink(r1, &(0x7f0000006440)={0x0, 0x0, &(0x7f00000063c0)=[{&(0x7f0000000600)={0x34, 0x10, 0x1, 0x0, 0x0, "", [@typed={0x8, 0x0, 0x0, 0x0, @u32}, @typed={0x8, 0x0, 0x0, 0x0, @uid}, @typed={0x14, 0x1b, 0x0, 0x0, @ipv6=@loopback={0x21}}]}, 0x34}], 0x1}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x50000000, &(0x7f0000000240)={&(0x7f0000000180)=@newlink={0x28, 0x10, 0x801, 0x0, 0x41, {0x0, 0x0, 0x10, 0x0, 0xa8d}, [@IFLA_GROUP={0x8}]}, 0x28}}, 0x0) [ 1854.998076][T23433] bridge0: port 2(bridge_slave_1) entered blocking state [ 1855.005101][T23433] bridge0: port 2(bridge_slave_1) entered forwarding state [ 1855.020522][T12744] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 1855.028780][T12744] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 1855.042637][T12744] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 1855.051072][T12744] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 1855.060022][T12744] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 1855.068232][T12744] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 1855.076393][T12744] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 1855.084655][T12744] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready 03:26:08 executing program 3: bpf$ENABLE_STATS(0x20, 0x0, 0x0) r0 = openat$kvm(0xffffffffffffff9c, 0x0, 0x0, 0x0) prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r1 = getpid() sched_setaffinity(0x0, 0x8, &(0x7f0000000240)=0x2) sched_setscheduler(r1, 0x2, &(0x7f0000000200)=0x4) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) connect$unix(r2, &(0x7f0000000180)=@abs, 0x6e) sendmmsg$unix(r3, &(0x7f00000bd000), 0x318, 0x0) recvmmsg(r2, &(0x7f00000000c0), 0x10106, 0x2, 0x0) r4 = bpf$PROG_LOAD(0x5, &(0x7f0000000440)={0x11, 0x6, &(0x7f00000004c0)=ANY=[@ANYBLOB="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"/608], &(0x7f0000000080)='GPL\x00', 0x5, 0x29e, &(0x7f000000cf3d)=""/195, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x6, 0x0, 0x0, 0x10, 0x0}, 0x70) prlimit64(r1, 0x0, &(0x7f0000000000)={0x7, 0x10000}, &(0x7f0000000400)) ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r5 = bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f00000000c0)={&(0x7f0000000080)='sched_switch\x00', r4}, 0x10) sendmmsg$unix(0xffffffffffffffff, &(0x7f00000087c0)=[{{0x0, 0x0, &(0x7f0000000280)=[{&(0x7f0000000340)="752384037276623af5639b6a609aae05867a472736496fd7af94a6716acefbb9bb5ba16c4e0537e05042acad9a6a7c460b47b3ffe7d531efe42b2a581d8497c0c6e97e55f61dddc3a3702e8d11d281aa6cc82f1c7944b7fa58154ddb75ac7b17ef25408be34a533e1cc1b6c5f817543a1dbe9c15dd82f4742d8318ef9977a06d786a14b9784252a1cf576a85d6496ea158e9299c09093c0ddf840401a22353d05383341fa8388c868c8337c90dbf494c881730f1f4e2420937b1", 0xba}], 0x1, &(0x7f00000002c0)=[@cred={{0x1c, 0x1, 0x2, {r1}}}, @cred={{0x1c, 0x1, 0x2, {r1, 0x0, 0xee01}}}], 0x40, 0x24048814}}, {{0x0, 0x0, &(0x7f0000000b40)=[{&(0x7f0000000840)="7ee0255692350f13f34ceb0d2f3e6d4893ad62894f30a1b018fdcd7eea61eed31750537752647650be017bc77da704ba1f69fc5227f6e99e920fbf367e42d28d313c3fc21ea04bcc1ab834226665db6a38dc2d7835573d634a24217b6fe63a9afc961f9597d8d2f3c8881b6a564a79c7fe9b60fbbcfd62221022b45c1b32fabc82161d6196fbf768d1eaa780e3d8df80d21e2f221f51d4083297d0388acb557dbf441f255c1af96b01124284ddef5a252fe3008461764264b631cae2ae", 0xbd}, {&(0x7f0000000940)="aaf0a13237e98477da52b9434649c0fc5cc05a188a5a3c44aaf4f2850418371e43254e7ab50d7b1683cad9349754a9254e952f77022eeefeceb9642d6b6ac5cb8216df16bf7e345b79", 0x49}, {&(0x7f00000009c0)="c2ba1a8f103167e31669bbc62727a7d88ea2239c556d88d8df86096cb95c8c4793943ce22a4bac39f63be65300706d34a0fdee505935d98647adb83416a101ab672c63d1da216cf2d2cb712222b539e36431f457cba73fee458f10d263b1043ce4bd4de92f6722124e346eb6e5981e7dfcca52a2f5b68420a3c0be07480a593ef6c4fa5cc1cd9fc168eec433e7f7662e22a70ce73820f9bc5968a9ac2515208ddb3b2b925df94ebcaf2d00629a61200ed0ef43b545086990498fcfc5d4d1f98d1add4fe673d5aee46a8ad2a95a3a15a58ffd75ad2de31fa0dfcae0957e859cdb6e419674426c62d9ae5a636e3a80", 0xee}, {&(0x7f0000000ac0)="915d48fa35bb4f12d70be9ea71295925f8bf27b1e5775c4eface241a85a108c2410a63d8c161b380ebf76b472c5211c7787943e756326cd224e95464fbcc73605a54d684b7d6603ce636808128ece9fb8097a2", 0x53}, {0x0}], 0x5, &(0x7f0000002e00)=[@cred={{0x1c, 0x1, 0x2, {0x0, 0xffffffffffffffff, 0xee00}}}, @cred={{0x1c}}, @rights={{0x2c, 0x1, 0x1, [0xffffffffffffffff, 0xffffffffffffffff, r0, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, r4]}}, @rights={{0x24, 0x1, 0x1, [r5, 0xffffffffffffffff, 0xffffffffffffffff, r4, 0xffffffffffffffff]}}], 0x98, 0x24040040}}, {{0x0, 0x0, &(0x7f0000004100)=[{&(0x7f0000002f40)="637b067f6f99f10cf92d46aea478a379b64f74b6cc226ea87ae4dfcade98f00ffff419239b1e5237e29c77babd53b768c6ad1b737bf908e1e321d457952a3d0c6c559a4af90c74640ba975989271cb01056ac475238d05c8e74b936a6e4ca95e6ce834a82b06d98646a42526ecee1d75934e011ad16d", 0x76}, {&(0x7f0000002fc0)}, {0x0}, {&(0x7f00000040c0)="7886974179698d4c40ac77ac1e2aa4298505fe54b89e5b20ee2cb5b2e216", 0x1e}], 0x4, 0x0, 0x0, 0x40048c4}}, {{0x0, 0x0, 0x0, 0x0, &(0x7f0000005440)=[@cred={{0x1c}}], 0x20, 0x10}}, {{0x0, 0x0, &(0x7f00000086c0)=[{&(0x7f0000005500)="21e6f39df30227ba9da9edf4a1f3dfe4cf9433853b7022b246949a6e1c5f12be85c3be82d6921d2640dc82d7937e97126c908bf8393f5ad7aabee741c17d02348df77176be6403bbb6fcd79958cb855cf37a20081da66ebba8930691bfda12342a802016e42c7fc3204f97ea62b87dfc808df3498dd7ce696710196c56f36bbd9f2367a3bde9faa65c4f4466c5cc3d8f329e9e1657e6fa8cea232ce8e78d9df7e70ae82d463fdec63aec8ffac4b443b8c1", 0xb1}, {&(0x7f0000005680)="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", 0x575}, {&(0x7f0000006680)}, {0x0}, {&(0x7f0000008680)="7dbebf4cac6e576dc6327f72820ef4", 0xf}], 0x5, &(0x7f0000008740)=[@rights={{0x14, 0x1, 0x1, [r0]}}, @rights={{0x24, 0x1, 0x1, [0xffffffffffffffff, r0, 0xffffffffffffffff, r4, r5]}}, @rights={{0x18, 0x1, 0x1, [r4, 0xffffffffffffffff]}}], 0x58, 0x20040040}}], 0x5, 0x40000) r6 = openat$loop_ctrl(0xffffff9c, &(0x7f0000000040), 0x0, 0x0) sendmsg$nl_route(r5, &(0x7f0000000300)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x200}, 0xc, 0x0, 0x1, 0x0, 0x0, 0x4000004}, 0x8010) ioctl$LOOP_CTL_ADD(r6, 0x4c80, 0x0) (fail_nth: 65) ioctl$LOOP_CTL_REMOVE(r6, 0x4c81, 0x0) r7 = creat(&(0x7f0000000240)='./file0\x00', 0x0) fallocate(r7, 0x100000011, 0x0, 0x2811fdff) [ 1855.093217][T12744] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 1855.101623][T12744] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 1855.110259][T12744] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 1855.121159][T12744] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 1855.129366][T12744] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 1855.137762][T12744] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 1855.145608][T12744] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 1855.153855][T12744] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 1855.161447][T12744] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 1855.169058][T12744] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 1855.178195][T12744] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 1855.187680][T12744] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 1855.197794][T12744] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 1855.207045][T12744] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 1855.216968][T12744] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 1855.234908][T23460] FAULT_INJECTION: forcing a failure. [ 1855.234908][T23460] name failslab, interval 1, probability 0, space 0, times 0 [ 1855.247809][T23460] CPU: 1 PID: 23460 Comm: syz-executor.3 Tainted: G W 5.10.160-syzkaller-01321-g003c389455eb #0 [ 1855.259503][T23460] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 1855.269536][T23460] Call Trace: [ 1855.272809][T23460] dump_stack_lvl+0x1e2/0x24b [ 1855.277460][T23460] ? bfq_pos_tree_add_move+0x43e/0x43e [ 1855.282984][T23460] ? __kasan_check_read+0x11/0x20 [ 1855.287984][T23460] ? preempt_schedule_irq+0xef/0x140 [ 1855.293247][T23460] dump_stack+0x15/0x17 [ 1855.297380][T23460] should_fail+0x3c0/0x510 [ 1855.301775][T23460] __should_failslab+0x9f/0xe0 [ 1855.306521][T23460] should_failslab+0x9/0x20 [ 1855.311001][T23460] kmem_cache_alloc+0x3f/0x300 [ 1855.315740][T23460] ? security_inode_alloc+0x29/0x140 [ 1855.321001][T23460] security_inode_alloc+0x29/0x140 [ 1855.326087][T23460] inode_init_always+0x710/0x970 [ 1855.331003][T23460] new_inode_pseudo+0x93/0x220 [ 1855.335741][T23460] new_inode+0x28/0x1c0 [ 1855.339877][T23460] ? start_creating+0x206/0x320 [ 1855.344708][T23460] debugfs_create_dir+0xf3/0x450 [ 1855.349619][T23460] bdi_register_va+0x260/0x600 [ 1855.354360][T23460] bdi_register+0xd1/0x120 [ 1855.358752][T23460] ? irqentry_exit+0x50/0x60 [ 1855.363320][T23460] ? sysvec_reschedule_ipi+0x84/0x160 [ 1855.368667][T23460] ? __device_add_disk+0x536/0x11d0 [ 1855.373839][T23460] ? bdi_register_va+0x600/0x600 [ 1855.378755][T23460] ? __device_add_disk+0x536/0x11d0 [ 1855.383934][T23460] __device_add_disk+0x5cb/0x11d0 [ 1855.388937][T23460] ? device_add_disk+0x40/0x40 [ 1855.393684][T23460] ? loop_add+0x400/0x760 [ 1855.397993][T23460] ? vsprintf+0x40/0x40 [ 1855.402123][T23460] ? device_initialize+0x1f6/0x3a0 [ 1855.407213][T23460] device_add_disk+0x2a/0x40 [ 1855.411778][T23460] loop_add+0x58f/0x760 [ 1855.415912][T23460] loop_control_ioctl+0x564/0x740 [ 1855.420911][T23460] ? __kasan_check_read+0x11/0x20 [ 1855.425914][T23460] ? loop_remove+0xb0/0xb0 [ 1855.430307][T23460] ? __fget_files+0x310/0x370 [ 1855.434961][T23460] ? security_file_ioctl+0xb1/0xd0 [ 1855.440049][T23460] ? loop_remove+0xb0/0xb0 [ 1855.444443][T23460] __se_sys_ioctl+0x115/0x190 [ 1855.449100][T23460] __x64_sys_ioctl+0x7b/0x90 [ 1855.453668][T23460] do_syscall_64+0x34/0x70 [ 1855.458069][T23460] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 1855.464206][T23460] RIP: 0033:0x7f0de7cfa0a9 [ 1855.468707][T23460] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 f1 19 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 1855.488317][T23460] RSP: 002b:00007f0de6a2b168 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 1855.496713][T23460] RAX: ffffffffffffffda RBX: 00007f0de7e1a120 RCX: 00007f0de7cfa0a9 [ 1855.504664][T23460] RDX: 0000000000000000 RSI: 0000000000004c80 RDI: 0000000000000008 [ 1855.512614][T23460] RBP: 00007f0de6a2b1d0 R08: 0000000000000000 R09: 0000000000000000 [ 1855.520563][T23460] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 1855.528515][T23460] R13: 00007ffd739418ef R14: 00007f0de6a2b300 R15: 0000000000022000 [ 1855.536755][T23460] debugfs: out of free dentries, can not create directory '7:0' [ 1855.576429][T12744] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 1855.586119][T12744] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 1855.595412][T12744] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 1855.657631][T12744] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 1855.671264][T12744] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 1855.680103][T12744] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 1855.688262][T12744] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 1855.696355][T12744] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 1855.703890][T12744] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 1855.711367][T12744] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 1855.719886][T12744] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 1855.728475][T12744] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 1855.736684][T12744] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 1855.744764][T12744] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 1855.752953][T12744] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 1855.761060][T12744] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 1855.769433][T12744] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 1855.777696][T12744] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 1855.785843][T12744] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 1855.793954][T12744] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready 03:26:09 executing program 2: socket$nl_route(0x10, 0x3, 0x0) socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={0x0}}, 0x0) r0 = bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f0000000200)={0x18, 0x4, &(0x7f00000002c0)=ANY=[@ANYBLOB="18010000000000000000000000000000850000006d00000095"], &(0x7f0000000100)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, 0x2, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0}, 0x80) bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f0000000080)={&(0x7f0000000000)='sched_switch\x00', r0}, 0x10) ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, 0x0) socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(0xffffffffffffffff, 0x0, 0x0) openat$hwrng(0xffffffffffffff9c, &(0x7f00000001c0), 0x0, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) sendmsg$netlink(r1, &(0x7f0000006440)={0x0, 0x0, &(0x7f00000063c0)=[{&(0x7f0000000600)={0x34, 0x10, 0x1, 0x2000000, 0x0, "", [@typed={0x8, 0x0, 0x0, 0x0, @u32}, @typed={0x8, 0x0, 0x0, 0x0, @uid}, @typed={0x14, 0x1b, 0x0, 0x0, @ipv6=@loopback={0x21}}]}, 0x34}], 0x1}, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000140)={0x0, 0x50000000, &(0x7f0000000240)={&(0x7f0000000180)=@newlink={0x28, 0x10, 0x801, 0x0, 0x0, {0x0, 0x0, 0x10, 0x0, 0xa8d}, [@IFLA_GROUP={0x8}]}, 0x28}}, 0x0) 03:26:09 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) open(0x0, 0x0, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) sendmsg$netlink(r1, &(0x7f0000006440)={0x0, 0x0, &(0x7f00000063c0)=[{&(0x7f0000000600)={0x20, 0x10, 0x1, 0x0, 0x0, "", [@typed={0x8, 0x0, 0x0, 0x0, @u32}, @typed={0x8, 0x0, 0x0, 0x0, @uid}]}, 0x20}], 0x1}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x50000002, &(0x7f0000000240)={&(0x7f0000000180)=@newlink={0x28, 0x10, 0x801, 0x0, 0x0, {0x0, 0x0, 0x10, 0x0, 0xa8d}, [@IFLA_GROUP={0x8}]}, 0x28}}, 0x0) [ 1855.802305][T12744] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 1855.810262][T12744] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 1855.818901][T23440] netlink: 'syz-executor.2': attribute type 27 has an invalid length. [ 1855.834805][T23445] netlink: 'syz-executor.0': attribute type 27 has an invalid length. [ 1855.847789][T23445] bridge0: port 2(bridge_slave_1) entered disabled state [ 1855.854867][T23445] bridge0: port 1(bridge_slave_0) entered disabled state 03:26:09 executing program 0: sendmsg$nl_route(0xffffffffffffffff, 0x0, 0x0) socket$netlink(0x10, 0x3, 0x0) openat$hwrng(0xffffffffffffff9c, 0x0, 0x0, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) sendmsg$netlink(r1, &(0x7f0000006440)={0x0, 0x0, &(0x7f00000063c0)=[{&(0x7f0000000600)={0x34, 0x10, 0x1, 0x0, 0x0, "", [@typed={0x8, 0x0, 0x0, 0x0, @u32}, @typed={0x8, 0x0, 0x0, 0x0, @uid}, @typed={0x14, 0x1b, 0x0, 0x0, @ipv6=@loopback={0x21}}]}, 0x34}], 0x1}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x50000000, &(0x7f0000000240)={&(0x7f0000000180)=@newlink={0x28, 0x10, 0x801, 0xbc60a7e1, 0x0, {0x0, 0x0, 0x10, 0x0, 0xa8d}, [@IFLA_GROUP={0x8}]}, 0x28}}, 0x0) 03:26:09 executing program 3: bpf$ENABLE_STATS(0x20, 0x0, 0x0) r0 = openat$kvm(0xffffffffffffff9c, 0x0, 0x0, 0x0) prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r1 = getpid() sched_setaffinity(0x0, 0x8, &(0x7f0000000240)=0x2) sched_setscheduler(r1, 0x2, &(0x7f0000000200)=0x4) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) connect$unix(r2, &(0x7f0000000180)=@abs, 0x6e) sendmmsg$unix(r3, &(0x7f00000bd000), 0x318, 0x0) recvmmsg(r2, &(0x7f00000000c0), 0x10106, 0x2, 0x0) r4 = bpf$PROG_LOAD(0x5, &(0x7f0000000440)={0x11, 0x6, &(0x7f00000004c0)=ANY=[@ANYBLOB="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"/608], &(0x7f0000000080)='GPL\x00', 0x5, 0x29e, &(0x7f000000cf3d)=""/195, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x6, 0x0, 0x0, 0x10, 0x0}, 0x70) prlimit64(r1, 0x0, &(0x7f0000000000)={0x7, 0x10000}, &(0x7f0000000400)) ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r5 = bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f00000000c0)={&(0x7f0000000080)='sched_switch\x00', r4}, 0x10) sendmmsg$unix(0xffffffffffffffff, &(0x7f00000087c0)=[{{0x0, 0x0, &(0x7f0000000280)=[{&(0x7f0000000340)="752384037276623af5639b6a609aae05867a472736496fd7af94a6716acefbb9bb5ba16c4e0537e05042acad9a6a7c460b47b3ffe7d531efe42b2a581d8497c0c6e97e55f61dddc3a3702e8d11d281aa6cc82f1c7944b7fa58154ddb75ac7b17ef25408be34a533e1cc1b6c5f817543a1dbe9c15dd82f4742d8318ef9977a06d786a14b9784252a1cf576a85d6496ea158e9299c09093c0ddf840401a22353d05383341fa8388c868c8337c90dbf494c881730f1f4e2420937b1", 0xba}], 0x1, &(0x7f00000002c0)=[@cred={{0x1c, 0x1, 0x2, {r1}}}, @cred={{0x1c, 0x1, 0x2, {r1, 0x0, 0xee01}}}], 0x40, 0x24048814}}, {{0x0, 0x0, &(0x7f0000000b40)=[{&(0x7f0000000840)="7ee0255692350f13f34ceb0d2f3e6d4893ad62894f30a1b018fdcd7eea61eed31750537752647650be017bc77da704ba1f69fc5227f6e99e920fbf367e42d28d313c3fc21ea04bcc1ab834226665db6a38dc2d7835573d634a24217b6fe63a9afc961f9597d8d2f3c8881b6a564a79c7fe9b60fbbcfd62221022b45c1b32fabc82161d6196fbf768d1eaa780e3d8df80d21e2f221f51d4083297d0388acb557dbf441f255c1af96b01124284ddef5a252fe3008461764264b631cae2ae", 0xbd}, {&(0x7f0000000940)="aaf0a13237e98477da52b9434649c0fc5cc05a188a5a3c44aaf4f2850418371e43254e7ab50d7b1683cad9349754a9254e952f77022eeefeceb9642d6b6ac5cb8216df16bf7e345b79", 0x49}, {&(0x7f00000009c0)="c2ba1a8f103167e31669bbc62727a7d88ea2239c556d88d8df86096cb95c8c4793943ce22a4bac39f63be65300706d34a0fdee505935d98647adb83416a101ab672c63d1da216cf2d2cb712222b539e36431f457cba73fee458f10d263b1043ce4bd4de92f6722124e346eb6e5981e7dfcca52a2f5b68420a3c0be07480a593ef6c4fa5cc1cd9fc168eec433e7f7662e22a70ce73820f9bc5968a9ac2515208ddb3b2b925df94ebcaf2d00629a61200ed0ef43b545086990498fcfc5d4d1f98d1add4fe673d5aee46a8ad2a95a3a15a58ffd75ad2de31fa0dfcae0957e859cdb6e419674426c62d9ae5a636e3a80", 0xee}, {&(0x7f0000000ac0)="915d48fa35bb4f12d70be9ea71295925f8bf27b1e5775c4eface241a85a108c2410a63d8c161b380ebf76b472c5211c7787943e756326cd224e95464fbcc73605a54d684b7d6603ce636808128ece9fb8097a2", 0x53}, {0x0}], 0x5, &(0x7f0000002e00)=[@cred={{0x1c, 0x1, 0x2, {0x0, 0xffffffffffffffff, 0xee00}}}, @cred={{0x1c}}, @rights={{0x2c, 0x1, 0x1, [0xffffffffffffffff, 0xffffffffffffffff, r0, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, r4]}}, @rights={{0x24, 0x1, 0x1, [r5, 0xffffffffffffffff, 0xffffffffffffffff, r4, 0xffffffffffffffff]}}], 0x98, 0x24040040}}, {{0x0, 0x0, &(0x7f0000004100)=[{&(0x7f0000002f40)="637b067f6f99f10cf92d46aea478a379b64f74b6cc226ea87ae4dfcade98f00ffff419239b1e5237e29c77babd53b768c6ad1b737bf908e1e321d457952a3d0c6c559a4af90c74640ba975989271cb01056ac475238d05c8e74b936a6e4ca95e6ce834a82b06d98646a42526ecee1d75934e011ad16d", 0x76}, {&(0x7f0000002fc0)}, {0x0}, {&(0x7f00000040c0)="7886974179698d4c40ac77ac1e2aa4298505fe54b89e5b20ee2cb5b2e216", 0x1e}], 0x4, 0x0, 0x0, 0x40048c4}}, {{0x0, 0x0, 0x0, 0x0, &(0x7f0000005440)=[@cred={{0x1c}}], 0x20, 0x10}}, {{0x0, 0x0, &(0x7f00000086c0)=[{&(0x7f0000005500)="21e6f39df30227ba9da9edf4a1f3dfe4cf9433853b7022b246949a6e1c5f12be85c3be82d6921d2640dc82d7937e97126c908bf8393f5ad7aabee741c17d02348df77176be6403bbb6fcd79958cb855cf37a20081da66ebba8930691bfda12342a802016e42c7fc3204f97ea62b87dfc808df3498dd7ce696710196c56f36bbd9f2367a3bde9faa65c4f4466c5cc3d8f329e9e1657e6fa8cea232ce8e78d9df7e70ae82d463fdec63aec8ffac4b443b8c1", 0xb1}, {&(0x7f0000005680)="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", 0x575}, {&(0x7f0000006680)}, {0x0}, {&(0x7f0000008680)="7dbebf4cac6e576dc6327f72820ef4", 0xf}], 0x5, &(0x7f0000008740)=[@rights={{0x14, 0x1, 0x1, [r0]}}, @rights={{0x24, 0x1, 0x1, [0xffffffffffffffff, r0, 0xffffffffffffffff, r4, r5]}}, @rights={{0x18, 0x1, 0x1, [r4, 0xffffffffffffffff]}}], 0x58, 0x20040040}}], 0x5, 0x40000) r6 = openat$loop_ctrl(0xffffff9c, &(0x7f0000000040), 0x0, 0x0) sendmsg$nl_route(r5, &(0x7f0000000300)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x200}, 0xc, 0x0, 0x1, 0x0, 0x0, 0x4000004}, 0x8010) ioctl$LOOP_CTL_ADD(r6, 0x4c80, 0x0) (fail_nth: 66) ioctl$LOOP_CTL_REMOVE(r6, 0x4c81, 0x0) r7 = creat(&(0x7f0000000240)='./file0\x00', 0x0) fallocate(r7, 0x100000011, 0x0, 0x2811fdff) [ 1855.898048][T23448] bridge0: port 1(bridge_slave_0) entered blocking state [ 1855.905115][T23448] bridge0: port 1(bridge_slave_0) entered forwarding state [ 1855.914581][T23448] bridge0: port 2(bridge_slave_1) entered blocking state [ 1855.921613][T23448] bridge0: port 2(bridge_slave_1) entered forwarding state [ 1855.936100][T23452] netlink: 'syz-executor.4': attribute type 27 has an invalid length. [ 1855.964543][T23452] bridge0: port 2(bridge_slave_1) entered disabled state [ 1855.971725][T23452] bridge0: port 1(bridge_slave_0) entered disabled state [ 1856.004325][T23453] bridge0: port 1(bridge_slave_0) entered blocking state [ 1856.011420][T23453] bridge0: port 1(bridge_slave_0) entered forwarding state [ 1856.020201][T23453] bridge0: port 2(bridge_slave_1) entered blocking state [ 1856.027254][T23453] bridge0: port 2(bridge_slave_1) entered forwarding state [ 1856.127737][T23474] FAULT_INJECTION: forcing a failure. [ 1856.127737][T23474] name failslab, interval 1, probability 0, space 0, times 0 [ 1856.140413][T23474] CPU: 1 PID: 23474 Comm: syz-executor.3 Tainted: G W 5.10.160-syzkaller-01321-g003c389455eb #0 [ 1856.152108][T23474] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 1856.162138][T23474] Call Trace: [ 1856.165407][T23474] dump_stack_lvl+0x1e2/0x24b [ 1856.170063][T23474] ? bfq_pos_tree_add_move+0x43e/0x43e [ 1856.175498][T23474] dump_stack+0x15/0x17 [ 1856.179636][T23474] should_fail+0x3c0/0x510 [ 1856.184037][T23474] __should_failslab+0x9f/0xe0 [ 1856.188780][T23474] should_failslab+0x9/0x20 [ 1856.193263][T23474] kmem_cache_alloc+0x3f/0x300 [ 1856.198009][T23474] ? security_inode_alloc+0x29/0x140 [ 1856.203273][T23474] security_inode_alloc+0x29/0x140 [ 1856.208365][T23474] inode_init_always+0x710/0x970 [ 1856.213280][T23474] new_inode_pseudo+0x93/0x220 [ 1856.218028][T23474] new_inode+0x28/0x1c0 [ 1856.222161][T23474] ? start_creating+0x206/0x320 [ 1856.226992][T23474] debugfs_create_dir+0xf3/0x450 [ 1856.231907][T23474] bdi_register_va+0x260/0x600 [ 1856.236646][T23474] bdi_register+0xd1/0x120 [ 1856.241048][T23474] ? __device_add_disk+0x536/0x11d0 [ 1856.246221][T23474] ? bdi_register_va+0x600/0x600 [ 1856.251138][T23474] ? vsnprintf+0x1bfd/0x1cd0 [ 1856.255706][T23474] ? __kasan_check_read+0x11/0x20 [ 1856.260707][T23474] ? blk_alloc_devt+0xd4/0x320 [ 1856.265446][T23474] __device_add_disk+0x5cb/0x11d0 [ 1856.270447][T23474] ? device_add_disk+0x40/0x40 [ 1856.275191][T23474] ? loop_add+0x400/0x760 [ 1856.279497][T23474] ? vsprintf+0x40/0x40 [ 1856.283632][T23474] device_add_disk+0x2a/0x40 [ 1856.288204][T23474] loop_add+0x58f/0x760 [ 1856.292339][T23474] loop_control_ioctl+0x564/0x740 [ 1856.297342][T23474] ? loop_remove+0xb0/0xb0 [ 1856.301735][T23474] ? __fget_files+0x310/0x370 [ 1856.306389][T23474] ? security_file_ioctl+0xb1/0xd0 [ 1856.311476][T23474] ? loop_remove+0xb0/0xb0 [ 1856.315873][T23474] __se_sys_ioctl+0x115/0x190 [ 1856.320528][T23474] __x64_sys_ioctl+0x7b/0x90 [ 1856.325092][T23474] do_syscall_64+0x34/0x70 [ 1856.329485][T23474] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 1856.335348][T23474] RIP: 0033:0x7f0de7cfa0a9 [ 1856.339740][T23474] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 f1 19 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 1856.359322][T23474] RSP: 002b:00007f0de6a2b168 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 1856.367711][T23474] RAX: ffffffffffffffda RBX: 00007f0de7e1a120 RCX: 00007f0de7cfa0a9 [ 1856.375665][T23474] RDX: 0000000000000000 RSI: 0000000000004c80 RDI: 0000000000000008 [ 1856.383630][T23474] RBP: 00007f0de6a2b1d0 R08: 0000000000000000 R09: 0000000000000000 [ 1856.391601][T23474] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 1856.399564][T23474] R13: 00007ffd739418ef R14: 00007f0de6a2b300 R15: 0000000000022000 [ 1856.408175][T23474] debugfs: out of free dentries, can not create directory '7:0' 03:26:09 executing program 4: ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, 0x0) openat$hwrng(0xffffffffffffff9c, 0x0, 0x0, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) open(0x0, 0x0, 0x0) open(0x0, 0x0, 0x0) syz_open_procfs(0x0, 0x0) syz_genetlink_get_family_id$ipvs(0x0, 0xffffffffffffffff) r1 = socket$netlink(0x10, 0x3, 0x0) sendmsg$netlink(r1, &(0x7f0000006440)={0x0, 0x0, &(0x7f00000063c0)=[{&(0x7f0000000600)={0x34, 0x10, 0x1, 0x0, 0x0, "", [@typed={0x8, 0x0, 0x0, 0x0, @u32}, @typed={0x8, 0x0, 0x0, 0x0, @uid}, @typed={0x14, 0x1b, 0x0, 0x0, @ipv6=@loopback={0x21}}]}, 0x34}], 0x1}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x50000000, &(0x7f0000000240)={&(0x7f0000000180)=@newlink={0x28, 0x10, 0x801, 0xfeffffff, 0x0, {0x0, 0x0, 0x10, 0x0, 0xa8d}, [@IFLA_GROUP={0x8}]}, 0x28}}, 0x0) [ 1856.563817][T23455] netlink: 'syz-executor.5': attribute type 27 has an invalid length. [ 1856.582294][T23455] bridge0: port 2(bridge_slave_1) entered disabled state [ 1856.589472][T23455] bridge0: port 1(bridge_slave_0) entered disabled state [ 1856.628540][T23456] bridge0: port 1(bridge_slave_0) entered blocking state [ 1856.635573][T23456] bridge0: port 1(bridge_slave_0) entered forwarding state [ 1856.643949][T23456] bridge0: port 2(bridge_slave_1) entered blocking state [ 1856.650995][T23456] bridge0: port 2(bridge_slave_1) entered forwarding state [ 1856.668080][T12744] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready 03:26:10 executing program 5: r0 = socket$nl_route(0x10, 0x3, 0x0) open(0x0, 0x0, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) sendmsg$netlink(r1, &(0x7f0000006440)={0x0, 0x0, &(0x7f00000063c0)=[{&(0x7f0000000600)={0x34, 0x10, 0x1, 0x0, 0x0, "", [@typed={0x8, 0x0, 0x0, 0x0, @u32}, @typed={0x8, 0x0, 0x0, 0x0, @uid}, @typed={0x14, 0x1b, 0x0, 0x0, @ipv6=@loopback={0x21}}]}, 0x34}], 0x1}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x50000000, &(0x7f0000000240)={&(0x7f0000000180)=@newlink={0x28, 0x10, 0x801, 0x0, 0x60, {0x0, 0x0, 0x10, 0x0, 0xa8d}, [@IFLA_GROUP={0x8}]}, 0x28}}, 0x0) [ 1856.675637][T12744] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 1856.683502][T12744] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 1856.693139][T12744] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 1856.703448][T12744] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 1856.711655][T12744] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 1856.720228][T12744] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 1856.728602][T12744] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 1856.736897][T12744] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 1856.745199][T12744] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 1856.754011][T12744] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 1856.762309][T12744] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 1856.770540][T12744] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 1856.778978][T12744] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 1856.787036][T12744] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 1856.795207][T12744] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 1856.802963][T12744] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 1856.810564][T12744] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 1856.819458][T12744] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready 03:26:10 executing program 3: bpf$ENABLE_STATS(0x20, 0x0, 0x0) r0 = openat$kvm(0xffffffffffffff9c, 0x0, 0x0, 0x0) prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r1 = getpid() sched_setaffinity(0x0, 0x8, &(0x7f0000000240)=0x2) sched_setscheduler(r1, 0x2, &(0x7f0000000200)=0x4) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) connect$unix(r2, &(0x7f0000000180)=@abs, 0x6e) sendmmsg$unix(r3, &(0x7f00000bd000), 0x318, 0x0) recvmmsg(r2, &(0x7f00000000c0), 0x10106, 0x2, 0x0) r4 = bpf$PROG_LOAD(0x5, &(0x7f0000000440)={0x11, 0x6, &(0x7f00000004c0)=ANY=[@ANYBLOB="050000000000000061110c00000000008510000002000000850000000800000095000000000000009500a5050000000077d8f3b423cdac8d8000000000000020e16ad10a48b243ccc42606d25dfd73a015e0ca7fc2506a0f68a7d06d7535f7866907dc6751dfb265a0e3ccae669e173a649c1cfd6587d452d46b7cc957d77578f4c35235138d5521f9453559c3421eed73d5661cfeecf9c66c54c3b3ffe1b4ce25d7c983c044c03bf3a48dfe3e26e7a23129d6606fd28a69989d552af6200000003a00000000000000abecc2f4a3799af2551ce935b0f327cb3f011a7d06602e2fd5234712596b696418f163d1a13ed38ae89d24e1cebfba2f87925bfacba83109753f541cd027edd68149ee99eebc6f7d6dd4aed4afe1f44ccb19e810879b70a70000000000000000000000d7900a820b6327944e9a217b9800e02a92895614cd50cbe43a1ed25268816b004519c9c5cff097d8000000000009d27d753a30a147b24a48435bd8a568669596e9e08679b3ce48e90defb6670c3d62ad0a97aec773713a66b223fa8b148871c8d31d24291c25449f106b99893ed20fa7a050fbbef90327e827e513e9606800000000e89f9c85c822a961546ed5363c17ff1432d08806bc376e3e69ee52b59d13182e1f24ed200ada12f7a1525320e71666f472a97214d0b2874df30ed5eb1affb87ba55b2d72078e9f40b4ae7dc3b2aeb0d11cd22c35d32940f19dff00ffffffff08000000e1ff003853e59de7621e348955735264f34b1046a1813668297a7edad187ef106ae7fcbb25090f17d0baadeb8ae190a1fb5a315f8347fb0379659500"/608], &(0x7f0000000080)='GPL\x00', 0x5, 0x29e, &(0x7f000000cf3d)=""/195, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x6, 0x0, 0x0, 0x10, 0x0}, 0x70) prlimit64(r1, 0x0, &(0x7f0000000000)={0x7, 0x10000}, &(0x7f0000000400)) ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r5 = bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f00000000c0)={&(0x7f0000000080)='sched_switch\x00', r4}, 0x10) sendmmsg$unix(0xffffffffffffffff, &(0x7f00000087c0)=[{{0x0, 0x0, &(0x7f0000000280)=[{&(0x7f0000000340)="752384037276623af5639b6a609aae05867a472736496fd7af94a6716acefbb9bb5ba16c4e0537e05042acad9a6a7c460b47b3ffe7d531efe42b2a581d8497c0c6e97e55f61dddc3a3702e8d11d281aa6cc82f1c7944b7fa58154ddb75ac7b17ef25408be34a533e1cc1b6c5f817543a1dbe9c15dd82f4742d8318ef9977a06d786a14b9784252a1cf576a85d6496ea158e9299c09093c0ddf840401a22353d05383341fa8388c868c8337c90dbf494c881730f1f4e2420937b1", 0xba}], 0x1, &(0x7f00000002c0)=[@cred={{0x1c, 0x1, 0x2, {r1}}}, @cred={{0x1c, 0x1, 0x2, {r1, 0x0, 0xee01}}}], 0x40, 0x24048814}}, {{0x0, 0x0, &(0x7f0000000b40)=[{&(0x7f0000000840)="7ee0255692350f13f34ceb0d2f3e6d4893ad62894f30a1b018fdcd7eea61eed31750537752647650be017bc77da704ba1f69fc5227f6e99e920fbf367e42d28d313c3fc21ea04bcc1ab834226665db6a38dc2d7835573d634a24217b6fe63a9afc961f9597d8d2f3c8881b6a564a79c7fe9b60fbbcfd62221022b45c1b32fabc82161d6196fbf768d1eaa780e3d8df80d21e2f221f51d4083297d0388acb557dbf441f255c1af96b01124284ddef5a252fe3008461764264b631cae2ae", 0xbd}, {&(0x7f0000000940)="aaf0a13237e98477da52b9434649c0fc5cc05a188a5a3c44aaf4f2850418371e43254e7ab50d7b1683cad9349754a9254e952f77022eeefeceb9642d6b6ac5cb8216df16bf7e345b79", 0x49}, {&(0x7f00000009c0)="c2ba1a8f103167e31669bbc62727a7d88ea2239c556d88d8df86096cb95c8c4793943ce22a4bac39f63be65300706d34a0fdee505935d98647adb83416a101ab672c63d1da216cf2d2cb712222b539e36431f457cba73fee458f10d263b1043ce4bd4de92f6722124e346eb6e5981e7dfcca52a2f5b68420a3c0be07480a593ef6c4fa5cc1cd9fc168eec433e7f7662e22a70ce73820f9bc5968a9ac2515208ddb3b2b925df94ebcaf2d00629a61200ed0ef43b545086990498fcfc5d4d1f98d1add4fe673d5aee46a8ad2a95a3a15a58ffd75ad2de31fa0dfcae0957e859cdb6e419674426c62d9ae5a636e3a80", 0xee}, {&(0x7f0000000ac0)="915d48fa35bb4f12d70be9ea71295925f8bf27b1e5775c4eface241a85a108c2410a63d8c161b380ebf76b472c5211c7787943e756326cd224e95464fbcc73605a54d684b7d6603ce636808128ece9fb8097a2", 0x53}, {0x0}], 0x5, &(0x7f0000002e00)=[@cred={{0x1c, 0x1, 0x2, {0x0, 0xffffffffffffffff, 0xee00}}}, @cred={{0x1c}}, @rights={{0x2c, 0x1, 0x1, [0xffffffffffffffff, 0xffffffffffffffff, r0, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, r4]}}, @rights={{0x24, 0x1, 0x1, [r5, 0xffffffffffffffff, 0xffffffffffffffff, r4, 0xffffffffffffffff]}}], 0x98, 0x24040040}}, {{0x0, 0x0, &(0x7f0000004100)=[{&(0x7f0000002f40)="637b067f6f99f10cf92d46aea478a379b64f74b6cc226ea87ae4dfcade98f00ffff419239b1e5237e29c77babd53b768c6ad1b737bf908e1e321d457952a3d0c6c559a4af90c74640ba975989271cb01056ac475238d05c8e74b936a6e4ca95e6ce834a82b06d98646a42526ecee1d75934e011ad16d", 0x76}, {&(0x7f0000002fc0)}, {0x0}, {&(0x7f00000040c0)="7886974179698d4c40ac77ac1e2aa4298505fe54b89e5b20ee2cb5b2e216", 0x1e}], 0x4, 0x0, 0x0, 0x40048c4}}, {{0x0, 0x0, 0x0, 0x0, &(0x7f0000005440)=[@cred={{0x1c}}], 0x20, 0x10}}, {{0x0, 0x0, &(0x7f00000086c0)=[{&(0x7f0000005500)="21e6f39df30227ba9da9edf4a1f3dfe4cf9433853b7022b246949a6e1c5f12be85c3be82d6921d2640dc82d7937e97126c908bf8393f5ad7aabee741c17d02348df77176be6403bbb6fcd79958cb855cf37a20081da66ebba8930691bfda12342a802016e42c7fc3204f97ea62b87dfc808df3498dd7ce696710196c56f36bbd9f2367a3bde9faa65c4f4466c5cc3d8f329e9e1657e6fa8cea232ce8e78d9df7e70ae82d463fdec63aec8ffac4b443b8c1", 0xb1}, {&(0x7f0000005680)="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", 0x575}, {&(0x7f0000006680)}, {0x0}, {&(0x7f0000008680)="7dbebf4cac6e576dc6327f72820ef4", 0xf}], 0x5, &(0x7f0000008740)=[@rights={{0x14, 0x1, 0x1, [r0]}}, @rights={{0x24, 0x1, 0x1, [0xffffffffffffffff, r0, 0xffffffffffffffff, r4, r5]}}, @rights={{0x18, 0x1, 0x1, [r4, 0xffffffffffffffff]}}], 0x58, 0x20040040}}], 0x5, 0x40000) r6 = openat$loop_ctrl(0xffffff9c, &(0x7f0000000040), 0x0, 0x0) sendmsg$nl_route(r5, &(0x7f0000000300)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x200}, 0xc, 0x0, 0x1, 0x0, 0x0, 0x4000004}, 0x8010) ioctl$LOOP_CTL_ADD(r6, 0x4c80, 0x0) (fail_nth: 67) ioctl$LOOP_CTL_REMOVE(r6, 0x4c81, 0x0) r7 = creat(&(0x7f0000000240)='./file0\x00', 0x0) fallocate(r7, 0x100000011, 0x0, 0x2811fdff) [ 1856.828270][T12744] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 1856.838104][T12744] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 1856.846598][T12744] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 1856.855736][T12744] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 1856.864170][T12744] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 1856.872637][T12744] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 1856.880952][T12744] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 1856.889389][T12744] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 1856.897436][T12744] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 1856.905721][T12744] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 1856.914269][T12744] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 1856.923204][T12744] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 1856.931417][T12744] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 1856.942817][T12744] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 1856.953605][T12744] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 1856.971719][T23485] FAULT_INJECTION: forcing a failure. [ 1856.971719][T23485] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 1856.984980][T23485] CPU: 1 PID: 23485 Comm: syz-executor.3 Tainted: G W 5.10.160-syzkaller-01321-g003c389455eb #0 [ 1856.996668][T23485] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 1857.006698][T23485] Call Trace: [ 1857.009968][T23485] dump_stack_lvl+0x1e2/0x24b [ 1857.014620][T23485] ? bfq_pos_tree_add_move+0x43e/0x43e [ 1857.020064][T23485] ? __schedule+0x86e/0xc00 [ 1857.024541][T23485] dump_stack+0x15/0x17 [ 1857.028672][T23485] should_fail+0x3c0/0x510 [ 1857.033061][T23485] should_fail_alloc_page+0x50/0x60 [ 1857.038229][T23485] __alloc_pages_nodemask+0x1c0/0x890 [ 1857.043574][T23485] ? preempt_schedule_notrace+0x140/0x140 [ 1857.049288][T23485] ? release_firmware_map_entry+0x194/0x194 [ 1857.055155][T23485] ? gfp_pfmemalloc_allowed+0x120/0x120 [ 1857.060675][T23485] ? __kasan_check_write+0x14/0x20 [ 1857.065759][T23485] ? lockref_get+0x1b3/0x2a0 [ 1857.070323][T23485] __get_free_pages+0xe/0x30 [ 1857.074885][T23485] selinux_genfs_get_sid+0x56/0x250 [ 1857.080069][T23485] inode_doinit_with_dentry+0x858/0x1030 [ 1857.085675][T23485] ? sb_finish_set_opts+0x7f0/0x7f0 [ 1857.090847][T23485] ? current_time+0x103/0x310 [ 1857.095498][T23485] ? current_time+0x1c4/0x310 [ 1857.100150][T23485] selinux_d_instantiate+0x27/0x40 [ 1857.105239][T23485] security_d_instantiate+0xa5/0x100 [ 1857.110498][T23485] d_instantiate+0x55/0x90 [ 1857.114889][T23485] debugfs_create_dir+0x247/0x450 [ 1857.119890][T23485] bdi_register_va+0x260/0x600 [ 1857.124630][T23485] bdi_register+0xd1/0x120 [ 1857.129021][T23485] ? asm_sysvec_reschedule_ipi+0x12/0x20 [ 1857.134626][T23485] ? __device_add_disk+0x536/0x11d0 [ 1857.139797][T23485] ? bdi_register_va+0x600/0x600 [ 1857.144739][T23485] ? __kasan_check_read+0x11/0x20 [ 1857.149736][T23485] ? blk_alloc_devt+0xd4/0x320 [ 1857.154476][T23485] __device_add_disk+0x5cb/0x11d0 [ 1857.159475][T23485] ? device_add_disk+0x40/0x40 [ 1857.164214][T23485] ? loop_add+0x400/0x760 [ 1857.168520][T23485] ? vsprintf+0x40/0x40 [ 1857.172650][T23485] device_add_disk+0x2a/0x40 [ 1857.177217][T23485] loop_add+0x58f/0x760 [ 1857.181351][T23485] loop_control_ioctl+0x564/0x740 [ 1857.186351][T23485] ? _raw_spin_unlock_irq+0x4e/0x70 [ 1857.191526][T23485] ? loop_remove+0xb0/0xb0 [ 1857.195918][T23485] ? __fget_files+0x310/0x370 [ 1857.200571][T23485] ? security_file_ioctl+0xb1/0xd0 [ 1857.205656][T23485] ? loop_remove+0xb0/0xb0 [ 1857.210047][T23485] __se_sys_ioctl+0x115/0x190 [ 1857.214719][T23485] __x64_sys_ioctl+0x7b/0x90 [ 1857.219285][T23485] do_syscall_64+0x34/0x70 [ 1857.223677][T23485] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 1857.229540][T23485] RIP: 0033:0x7f0de7cfa0a9 [ 1857.233930][T23485] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 f1 19 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 1857.253524][T23485] RSP: 002b:00007f0de6a2b168 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 1857.261912][T23485] RAX: ffffffffffffffda RBX: 00007f0de7e1a120 RCX: 00007f0de7cfa0a9 [ 1857.269858][T23485] RDX: 0000000000000000 RSI: 0000000000004c80 RDI: 0000000000000008 [ 1857.277806][T23485] RBP: 00007f0de6a2b1d0 R08: 0000000000000000 R09: 0000000000000000 [ 1857.285751][T23485] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 1857.293696][T23485] R13: 00007ffd739418ef R14: 00007f0de6a2b300 R15: 0000000000022000 [ 1857.314714][T12744] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 1857.324352][T12744] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 1857.333980][T12744] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 1857.343597][T12744] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 1857.353029][T12744] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 1857.402048][T12744] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 1857.415664][T12744] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 1857.423804][T12744] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 1857.431955][T12744] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 1857.440319][T12744] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready 03:26:10 executing program 2: socket$nl_route(0x10, 0x3, 0x0) socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={0x0}}, 0x0) r0 = bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f0000000200)={0x18, 0x4, &(0x7f00000002c0)=ANY=[@ANYBLOB="18010000000000000000000000000000850000006d00000095"], &(0x7f0000000100)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, 0x2, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0}, 0x80) bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f0000000080)={&(0x7f0000000000)='sched_switch\x00', r0}, 0x10) ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, 0x0) socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(0xffffffffffffffff, 0x0, 0x0) openat$hwrng(0xffffffffffffff9c, &(0x7f00000001c0), 0x0, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) sendmsg$netlink(r1, &(0x7f0000006440)={0x0, 0x0, &(0x7f00000063c0)=[{&(0x7f0000000600)={0x34, 0x10, 0x1, 0x8000000, 0x0, "", [@typed={0x8, 0x0, 0x0, 0x0, @u32}, @typed={0x8, 0x0, 0x0, 0x0, @uid}, @typed={0x14, 0x1b, 0x0, 0x0, @ipv6=@loopback={0x21}}]}, 0x34}], 0x1}, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000140)={0x0, 0x50000000, &(0x7f0000000240)={&(0x7f0000000180)=@newlink={0x28, 0x10, 0x801, 0x0, 0x0, {0x0, 0x0, 0x10, 0x0, 0xa8d}, [@IFLA_GROUP={0x8}]}, 0x28}}, 0x0) 03:26:10 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) open(0x0, 0x0, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) sendmsg$netlink(r1, &(0x7f0000006440)={0x0, 0x0, &(0x7f00000063c0)=[{&(0x7f0000000600)={0x20, 0x10, 0x1, 0x0, 0x0, "", [@typed={0x8, 0x0, 0x0, 0x0, @u32}, @typed={0x8, 0x0, 0x0, 0x0, @uid}]}, 0x20}], 0x1}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x50000002, &(0x7f0000000240)={&(0x7f0000000180)=@newlink={0x28, 0x10, 0x801, 0x0, 0x0, {0x0, 0x0, 0x10, 0x0, 0xa8d}, [@IFLA_GROUP={0x8}]}, 0x28}}, 0x0) [ 1857.448224][T12744] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 1857.473152][T23469] bridge0: port 2(bridge_slave_1) entered disabled state [ 1857.480261][T23469] bridge0: port 1(bridge_slave_0) entered disabled state 03:26:10 executing program 0: sendmsg$nl_route(0xffffffffffffffff, 0x0, 0x0) socket$netlink(0x10, 0x3, 0x0) openat$hwrng(0xffffffffffffff9c, 0x0, 0x0, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) sendmsg$netlink(r1, &(0x7f0000006440)={0x0, 0x0, &(0x7f00000063c0)=[{&(0x7f0000000600)={0x34, 0x10, 0x1, 0x0, 0x0, "", [@typed={0x8, 0x0, 0x0, 0x0, @u32}, @typed={0x8, 0x0, 0x0, 0x0, @uid}, @typed={0x14, 0x1b, 0x0, 0x0, @ipv6=@loopback={0x21}}]}, 0x34}], 0x1}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x50000000, &(0x7f0000000240)={&(0x7f0000000180)=@newlink={0x28, 0x10, 0x801, 0xd88902a0, 0x0, {0x0, 0x0, 0x10, 0x0, 0xa8d}, [@IFLA_GROUP={0x8}]}, 0x28}}, 0x0) [ 1857.522097][T23472] bridge0: port 1(bridge_slave_0) entered blocking state [ 1857.529147][T23472] bridge0: port 1(bridge_slave_0) entered forwarding state [ 1857.537974][T23472] bridge0: port 2(bridge_slave_1) entered blocking state [ 1857.545000][T23472] bridge0: port 2(bridge_slave_1) entered forwarding state [ 1857.566714][T23477] bridge0: port 2(bridge_slave_1) entered disabled state [ 1857.573802][T23477] bridge0: port 1(bridge_slave_0) entered disabled state [ 1857.603970][T23478] bridge0: port 1(bridge_slave_0) entered blocking state [ 1857.611032][T23478] bridge0: port 1(bridge_slave_0) entered forwarding state 03:26:11 executing program 4: ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, 0x0) openat$hwrng(0xffffffffffffff9c, 0x0, 0x0, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) open(0x0, 0x0, 0x0) open(0x0, 0x0, 0x0) syz_open_procfs(0x0, 0x0) syz_genetlink_get_family_id$ipvs(0x0, 0xffffffffffffffff) r1 = socket$netlink(0x10, 0x3, 0x0) sendmsg$netlink(r1, &(0x7f0000006440)={0x0, 0x0, &(0x7f00000063c0)=[{&(0x7f0000000600)={0x34, 0x10, 0x1, 0x0, 0x0, "", [@typed={0x8, 0x0, 0x0, 0x0, @u32}, @typed={0x8, 0x0, 0x0, 0x0, @uid}, @typed={0x14, 0x1b, 0x0, 0x0, @ipv6=@loopback={0x21}}]}, 0x34}], 0x1}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x50000000, &(0x7f0000000240)={&(0x7f0000000180)=@newlink={0x28, 0x10, 0x801, 0xffffff7f, 0x0, {0x0, 0x0, 0x10, 0x0, 0xa8d}, [@IFLA_GROUP={0x8}]}, 0x28}}, 0x0) 03:26:11 executing program 3: bpf$ENABLE_STATS(0x20, 0x0, 0x0) r0 = openat$kvm(0xffffffffffffff9c, 0x0, 0x0, 0x0) prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r1 = getpid() sched_setaffinity(0x0, 0x8, &(0x7f0000000240)=0x2) sched_setscheduler(r1, 0x2, &(0x7f0000000200)=0x4) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) connect$unix(r2, &(0x7f0000000180)=@abs, 0x6e) sendmmsg$unix(r3, &(0x7f00000bd000), 0x318, 0x0) recvmmsg(r2, &(0x7f00000000c0), 0x10106, 0x2, 0x0) r4 = bpf$PROG_LOAD(0x5, &(0x7f0000000440)={0x11, 0x6, &(0x7f00000004c0)=ANY=[@ANYBLOB="050000000000000061110c00000000008510000002000000850000000800000095000000000000009500a5050000000077d8f3b423cdac8d8000000000000020e16ad10a48b243ccc42606d25dfd73a015e0ca7fc2506a0f68a7d06d7535f7866907dc6751dfb265a0e3ccae669e173a649c1cfd6587d452d46b7cc957d77578f4c35235138d5521f9453559c3421eed73d5661cfeecf9c66c54c3b3ffe1b4ce25d7c983c044c03bf3a48dfe3e26e7a23129d6606fd28a69989d552af6200000003a00000000000000abecc2f4a3799af2551ce935b0f327cb3f011a7d06602e2fd5234712596b696418f163d1a13ed38ae89d24e1cebfba2f87925bfacba83109753f541cd027edd68149ee99eebc6f7d6dd4aed4afe1f44ccb19e810879b70a70000000000000000000000d7900a820b6327944e9a217b9800e02a92895614cd50cbe43a1ed25268816b004519c9c5cff097d8000000000009d27d753a30a147b24a48435bd8a568669596e9e08679b3ce48e90defb6670c3d62ad0a97aec773713a66b223fa8b148871c8d31d24291c25449f106b99893ed20fa7a050fbbef90327e827e513e9606800000000e89f9c85c822a961546ed5363c17ff1432d08806bc376e3e69ee52b59d13182e1f24ed200ada12f7a1525320e71666f472a97214d0b2874df30ed5eb1affb87ba55b2d72078e9f40b4ae7dc3b2aeb0d11cd22c35d32940f19dff00ffffffff08000000e1ff003853e59de7621e348955735264f34b1046a1813668297a7edad187ef106ae7fcbb25090f17d0baadeb8ae190a1fb5a315f8347fb0379659500"/608], &(0x7f0000000080)='GPL\x00', 0x5, 0x29e, &(0x7f000000cf3d)=""/195, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x6, 0x0, 0x0, 0x10, 0x0}, 0x70) prlimit64(r1, 0x0, &(0x7f0000000000)={0x7, 0x10000}, &(0x7f0000000400)) ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r5 = bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f00000000c0)={&(0x7f0000000080)='sched_switch\x00', r4}, 0x10) sendmmsg$unix(0xffffffffffffffff, &(0x7f00000087c0)=[{{0x0, 0x0, &(0x7f0000000280)=[{&(0x7f0000000340)="752384037276623af5639b6a609aae05867a472736496fd7af94a6716acefbb9bb5ba16c4e0537e05042acad9a6a7c460b47b3ffe7d531efe42b2a581d8497c0c6e97e55f61dddc3a3702e8d11d281aa6cc82f1c7944b7fa58154ddb75ac7b17ef25408be34a533e1cc1b6c5f817543a1dbe9c15dd82f4742d8318ef9977a06d786a14b9784252a1cf576a85d6496ea158e9299c09093c0ddf840401a22353d05383341fa8388c868c8337c90dbf494c881730f1f4e2420937b1", 0xba}], 0x1, &(0x7f00000002c0)=[@cred={{0x1c, 0x1, 0x2, {r1}}}, @cred={{0x1c, 0x1, 0x2, {r1, 0x0, 0xee01}}}], 0x40, 0x24048814}}, {{0x0, 0x0, &(0x7f0000000b40)=[{&(0x7f0000000840)="7ee0255692350f13f34ceb0d2f3e6d4893ad62894f30a1b018fdcd7eea61eed31750537752647650be017bc77da704ba1f69fc5227f6e99e920fbf367e42d28d313c3fc21ea04bcc1ab834226665db6a38dc2d7835573d634a24217b6fe63a9afc961f9597d8d2f3c8881b6a564a79c7fe9b60fbbcfd62221022b45c1b32fabc82161d6196fbf768d1eaa780e3d8df80d21e2f221f51d4083297d0388acb557dbf441f255c1af96b01124284ddef5a252fe3008461764264b631cae2ae", 0xbd}, {&(0x7f0000000940)="aaf0a13237e98477da52b9434649c0fc5cc05a188a5a3c44aaf4f2850418371e43254e7ab50d7b1683cad9349754a9254e952f77022eeefeceb9642d6b6ac5cb8216df16bf7e345b79", 0x49}, {&(0x7f00000009c0)="c2ba1a8f103167e31669bbc62727a7d88ea2239c556d88d8df86096cb95c8c4793943ce22a4bac39f63be65300706d34a0fdee505935d98647adb83416a101ab672c63d1da216cf2d2cb712222b539e36431f457cba73fee458f10d263b1043ce4bd4de92f6722124e346eb6e5981e7dfcca52a2f5b68420a3c0be07480a593ef6c4fa5cc1cd9fc168eec433e7f7662e22a70ce73820f9bc5968a9ac2515208ddb3b2b925df94ebcaf2d00629a61200ed0ef43b545086990498fcfc5d4d1f98d1add4fe673d5aee46a8ad2a95a3a15a58ffd75ad2de31fa0dfcae0957e859cdb6e419674426c62d9ae5a636e3a80", 0xee}, {&(0x7f0000000ac0)="915d48fa35bb4f12d70be9ea71295925f8bf27b1e5775c4eface241a85a108c2410a63d8c161b380ebf76b472c5211c7787943e756326cd224e95464fbcc73605a54d684b7d6603ce636808128ece9fb8097a2", 0x53}, {0x0}], 0x5, &(0x7f0000002e00)=[@cred={{0x1c, 0x1, 0x2, {0x0, 0xffffffffffffffff, 0xee00}}}, @cred={{0x1c}}, @rights={{0x2c, 0x1, 0x1, [0xffffffffffffffff, 0xffffffffffffffff, r0, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, r4]}}, @rights={{0x24, 0x1, 0x1, [r5, 0xffffffffffffffff, 0xffffffffffffffff, r4, 0xffffffffffffffff]}}], 0x98, 0x24040040}}, {{0x0, 0x0, &(0x7f0000004100)=[{&(0x7f0000002f40)="637b067f6f99f10cf92d46aea478a379b64f74b6cc226ea87ae4dfcade98f00ffff419239b1e5237e29c77babd53b768c6ad1b737bf908e1e321d457952a3d0c6c559a4af90c74640ba975989271cb01056ac475238d05c8e74b936a6e4ca95e6ce834a82b06d98646a42526ecee1d75934e011ad16d", 0x76}, {&(0x7f0000002fc0)}, {0x0}, {&(0x7f00000040c0)="7886974179698d4c40ac77ac1e2aa4298505fe54b89e5b20ee2cb5b2e216", 0x1e}], 0x4, 0x0, 0x0, 0x40048c4}}, {{0x0, 0x0, 0x0, 0x0, &(0x7f0000005440)=[@cred={{0x1c}}], 0x20, 0x10}}, {{0x0, 0x0, &(0x7f00000086c0)=[{&(0x7f0000005500)="21e6f39df30227ba9da9edf4a1f3dfe4cf9433853b7022b246949a6e1c5f12be85c3be82d6921d2640dc82d7937e97126c908bf8393f5ad7aabee741c17d02348df77176be6403bbb6fcd79958cb855cf37a20081da66ebba8930691bfda12342a802016e42c7fc3204f97ea62b87dfc808df3498dd7ce696710196c56f36bbd9f2367a3bde9faa65c4f4466c5cc3d8f329e9e1657e6fa8cea232ce8e78d9df7e70ae82d463fdec63aec8ffac4b443b8c1", 0xb1}, {&(0x7f0000005680)="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", 0x575}, {&(0x7f0000006680)}, {0x0}, {&(0x7f0000008680)="7dbebf4cac6e576dc6327f72820ef4", 0xf}], 0x5, &(0x7f0000008740)=[@rights={{0x14, 0x1, 0x1, [r0]}}, @rights={{0x24, 0x1, 0x1, [0xffffffffffffffff, r0, 0xffffffffffffffff, r4, r5]}}, @rights={{0x18, 0x1, 0x1, [r4, 0xffffffffffffffff]}}], 0x58, 0x20040040}}], 0x5, 0x40000) r6 = openat$loop_ctrl(0xffffff9c, &(0x7f0000000040), 0x0, 0x0) sendmsg$nl_route(r5, &(0x7f0000000300)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x200}, 0xc, 0x0, 0x1, 0x0, 0x0, 0x4000004}, 0x8010) ioctl$LOOP_CTL_ADD(r6, 0x4c80, 0x0) (fail_nth: 68) ioctl$LOOP_CTL_REMOVE(r6, 0x4c81, 0x0) r7 = creat(&(0x7f0000000240)='./file0\x00', 0x0) fallocate(r7, 0x100000011, 0x0, 0x2811fdff) [ 1857.619591][T23478] bridge0: port 2(bridge_slave_1) entered blocking state [ 1857.626628][T23478] bridge0: port 2(bridge_slave_1) entered forwarding state [ 1857.654932][T23480] bridge0: port 2(bridge_slave_1) entered disabled state [ 1857.662056][T23480] bridge0: port 1(bridge_slave_0) entered disabled state [ 1857.705000][T23481] bridge0: port 1(bridge_slave_0) entered blocking state [ 1857.712102][T23481] bridge0: port 1(bridge_slave_0) entered forwarding state [ 1857.721257][T23481] bridge0: port 2(bridge_slave_1) entered blocking state [ 1857.728343][T23481] bridge0: port 2(bridge_slave_1) entered forwarding state [ 1857.744670][T12744] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready 03:26:11 executing program 5: r0 = socket$nl_route(0x10, 0x3, 0x0) open(0x0, 0x0, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) sendmsg$netlink(r1, &(0x7f0000006440)={0x0, 0x0, &(0x7f00000063c0)=[{&(0x7f0000000600)={0x34, 0x10, 0x1, 0x0, 0x0, "", [@typed={0x8, 0x0, 0x0, 0x0, @u32}, @typed={0x8, 0x0, 0x0, 0x0, @uid}, @typed={0x14, 0x1b, 0x0, 0x0, @ipv6=@loopback={0x21}}]}, 0x34}], 0x1}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x50000000, &(0x7f0000000240)={&(0x7f0000000180)=@newlink={0x28, 0x10, 0x801, 0x0, 0xc5, {0x0, 0x0, 0x10, 0x0, 0xa8d}, [@IFLA_GROUP={0x8}]}, 0x28}}, 0x0) [ 1857.752959][T12744] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 1857.761629][T12744] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 1857.770054][T12744] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 1857.778596][T12744] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 1857.793632][T12744] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 1857.809185][T12744] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 1857.884729][T23504] FAULT_INJECTION: forcing a failure. [ 1857.884729][T23504] name failslab, interval 1, probability 0, space 0, times 0 [ 1857.897788][T23504] CPU: 1 PID: 23504 Comm: syz-executor.3 Tainted: G W 5.10.160-syzkaller-01321-g003c389455eb #0 [ 1857.909482][T23504] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 1857.919514][T23504] Call Trace: [ 1857.922783][T23504] dump_stack_lvl+0x1e2/0x24b [ 1857.927433][T23504] ? panic+0x7d7/0x7d7 [ 1857.931475][T23504] ? bfq_pos_tree_add_move+0x43e/0x43e [ 1857.936906][T23504] dump_stack+0x15/0x17 [ 1857.941036][T23504] should_fail+0x3c0/0x510 [ 1857.945429][T23504] __should_failslab+0x9f/0xe0 [ 1857.950167][T23504] should_failslab+0x9/0x20 [ 1857.954642][T23504] kmem_cache_alloc+0x3f/0x300 [ 1857.959383][T23504] ? security_inode_alloc+0x29/0x140 [ 1857.964994][T23504] security_inode_alloc+0x29/0x140 [ 1857.970081][T23504] inode_init_always+0x710/0x970 [ 1857.974994][T23504] new_inode_pseudo+0x93/0x220 [ 1857.979741][T23504] new_inode+0x28/0x1c0 [ 1857.983874][T23504] ? start_creating+0x206/0x320 [ 1857.988700][T23504] __debugfs_create_file+0x143/0x4a0 [ 1857.993964][T23504] debugfs_create_file+0x4a/0x60 [ 1857.998878][T23504] bdi_register_va+0x2ab/0x600 [ 1858.003614][T23504] bdi_register+0xd1/0x120 [ 1858.008007][T23504] ? __device_add_disk+0x536/0x11d0 [ 1858.013176][T23504] ? bdi_register_va+0x600/0x600 [ 1858.018090][T23504] ? vsnprintf+0x1bfd/0x1cd0 [ 1858.022656][T23504] ? __kasan_check_read+0x11/0x20 [ 1858.027654][T23504] ? blk_alloc_devt+0xd4/0x320 [ 1858.032398][T23504] __device_add_disk+0x5cb/0x11d0 [ 1858.037401][T23504] ? device_add_disk+0x40/0x40 [ 1858.042141][T23504] ? sysvec_reschedule_ipi+0x84/0x160 [ 1858.047491][T23504] ? loop_add+0x400/0x760 [ 1858.051794][T23504] ? vsprintf+0x40/0x40 [ 1858.055926][T23504] device_add_disk+0x2a/0x40 [ 1858.060491][T23504] loop_add+0x58f/0x760 [ 1858.064621][T23504] loop_control_ioctl+0x564/0x740 [ 1858.069622][T23504] ? __kasan_check_read+0x11/0x20 [ 1858.074620][T23504] ? loop_remove+0xb0/0xb0 [ 1858.079010][T23504] ? __fget_files+0x310/0x370 [ 1858.083662][T23504] ? security_file_ioctl+0xb1/0xd0 [ 1858.088747][T23504] ? loop_remove+0xb0/0xb0 [ 1858.093140][T23504] __se_sys_ioctl+0x115/0x190 [ 1858.097794][T23504] __x64_sys_ioctl+0x7b/0x90 [ 1858.102358][T23504] do_syscall_64+0x34/0x70 [ 1858.106755][T23504] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 1858.112620][T23504] RIP: 0033:0x7f0de7cfa0a9 [ 1858.117012][T23504] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 f1 19 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 1858.136589][T23504] RSP: 002b:00007f0de6a2b168 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 1858.144980][T23504] RAX: ffffffffffffffda RBX: 00007f0de7e1a120 RCX: 00007f0de7cfa0a9 [ 1858.152926][T23504] RDX: 0000000000000000 RSI: 0000000000004c80 RDI: 0000000000000008 [ 1858.160871][T23504] RBP: 00007f0de6a2b1d0 R08: 0000000000000000 R09: 0000000000000000 [ 1858.168817][T23504] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 1858.176786][T23504] R13: 00007ffd739418ef R14: 00007f0de6a2b300 R15: 0000000000022000 [ 1858.185660][T23504] debugfs: out of free dentries, can not create file 'stats' [ 1858.313835][T12744] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 1858.322452][T12744] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 1858.331214][T12744] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 1858.342979][T12744] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 1858.351520][T12744] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 1858.359642][T12744] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 1858.368092][T12744] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 1858.376058][T12744] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 1858.384397][T12744] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 1858.392034][T12744] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 1858.399581][T12744] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 1858.407921][T12744] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 1858.416530][T12744] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 1858.424654][T12744] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 1858.432910][T12744] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 1858.441071][T12744] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 1858.449332][T12744] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 1858.457707][T12744] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 1858.466065][T12744] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 1858.474114][T12744] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 1858.482225][T12744] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 1858.490522][T12744] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 1858.498687][T12744] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 1858.506874][T12744] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 1858.514468][T12744] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 1858.522085][T12744] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 1858.530657][T12744] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 1858.539236][T12744] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 1858.549209][T12744] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 1858.557532][T12744] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 1858.565600][T12744] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 1858.573815][T12744] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 1858.582088][T12744] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 1858.590486][T12744] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 1858.598686][T12744] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 1858.607174][T12744] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready 03:26:12 executing program 2: socket$nl_route(0x10, 0x3, 0x0) socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={0x0}}, 0x0) r0 = bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f0000000200)={0x18, 0x4, &(0x7f00000002c0)=ANY=[@ANYBLOB="18010000000000000000000000000000850000006d00000095"], &(0x7f0000000100)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, 0x2, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0}, 0x80) bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f0000000080)={&(0x7f0000000000)='sched_switch\x00', r0}, 0x10) ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, 0x0) socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(0xffffffffffffffff, 0x0, 0x0) openat$hwrng(0xffffffffffffff9c, &(0x7f00000001c0), 0x0, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) sendmsg$netlink(r1, &(0x7f0000006440)={0x0, 0x0, &(0x7f00000063c0)=[{&(0x7f0000000600)={0x34, 0x10, 0x1, 0xc090000, 0x0, "", [@typed={0x8, 0x0, 0x0, 0x0, @u32}, @typed={0x8, 0x0, 0x0, 0x0, @uid}, @typed={0x14, 0x1b, 0x0, 0x0, @ipv6=@loopback={0x21}}]}, 0x34}], 0x1}, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000140)={0x0, 0x50000000, &(0x7f0000000240)={&(0x7f0000000180)=@newlink={0x28, 0x10, 0x801, 0x0, 0x0, {0x0, 0x0, 0x10, 0x0, 0xa8d}, [@IFLA_GROUP={0x8}]}, 0x28}}, 0x0) 03:26:12 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) open(0x0, 0x0, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) sendmsg$netlink(r1, &(0x7f0000006440)={0x0, 0x0, &(0x7f00000063c0)=[{&(0x7f0000000600)={0x34, 0x10, 0x1, 0x0, 0x0, "", [@typed={0x8, 0x0, 0x0, 0x0, @u32}, @typed={0x8, 0x0, 0x0, 0x0, @uid}, @typed={0x14, 0x0, 0x0, 0x0, @ipv6=@loopback={0x21}}]}, 0x34}], 0x1}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x50000002, &(0x7f0000000240)={&(0x7f0000000180)=@newlink={0x28, 0x10, 0x801, 0x0, 0x0, {0x0, 0x0, 0x10, 0x0, 0xa8d}, [@IFLA_GROUP={0x8}]}, 0x28}}, 0x0) [ 1858.615556][T12744] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 1858.623493][T12744] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 1858.631743][T23488] validate_nla: 4 callbacks suppressed [ 1858.631751][T23488] netlink: 'syz-executor.2': attribute type 27 has an invalid length. [ 1858.649794][T23494] netlink: 'syz-executor.0': attribute type 27 has an invalid length. 03:26:12 executing program 3: bpf$ENABLE_STATS(0x20, 0x0, 0x0) r0 = openat$kvm(0xffffffffffffff9c, 0x0, 0x0, 0x0) prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r1 = getpid() sched_setaffinity(0x0, 0x8, &(0x7f0000000240)=0x2) sched_setscheduler(r1, 0x2, &(0x7f0000000200)=0x4) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) connect$unix(r2, &(0x7f0000000180)=@abs, 0x6e) sendmmsg$unix(r3, &(0x7f00000bd000), 0x318, 0x0) recvmmsg(r2, &(0x7f00000000c0), 0x10106, 0x2, 0x0) r4 = bpf$PROG_LOAD(0x5, &(0x7f0000000440)={0x11, 0x6, &(0x7f00000004c0)=ANY=[@ANYBLOB="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"/608], &(0x7f0000000080)='GPL\x00', 0x5, 0x29e, &(0x7f000000cf3d)=""/195, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x6, 0x0, 0x0, 0x10, 0x0}, 0x70) prlimit64(r1, 0x0, &(0x7f0000000000)={0x7, 0x10000}, &(0x7f0000000400)) ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r5 = bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f00000000c0)={&(0x7f0000000080)='sched_switch\x00', r4}, 0x10) sendmmsg$unix(0xffffffffffffffff, &(0x7f00000087c0)=[{{0x0, 0x0, &(0x7f0000000280)=[{&(0x7f0000000340)="752384037276623af5639b6a609aae05867a472736496fd7af94a6716acefbb9bb5ba16c4e0537e05042acad9a6a7c460b47b3ffe7d531efe42b2a581d8497c0c6e97e55f61dddc3a3702e8d11d281aa6cc82f1c7944b7fa58154ddb75ac7b17ef25408be34a533e1cc1b6c5f817543a1dbe9c15dd82f4742d8318ef9977a06d786a14b9784252a1cf576a85d6496ea158e9299c09093c0ddf840401a22353d05383341fa8388c868c8337c90dbf494c881730f1f4e2420937b1", 0xba}], 0x1, &(0x7f00000002c0)=[@cred={{0x1c, 0x1, 0x2, {r1}}}, @cred={{0x1c, 0x1, 0x2, {r1, 0x0, 0xee01}}}], 0x40, 0x24048814}}, {{0x0, 0x0, &(0x7f0000000b40)=[{&(0x7f0000000840)="7ee0255692350f13f34ceb0d2f3e6d4893ad62894f30a1b018fdcd7eea61eed31750537752647650be017bc77da704ba1f69fc5227f6e99e920fbf367e42d28d313c3fc21ea04bcc1ab834226665db6a38dc2d7835573d634a24217b6fe63a9afc961f9597d8d2f3c8881b6a564a79c7fe9b60fbbcfd62221022b45c1b32fabc82161d6196fbf768d1eaa780e3d8df80d21e2f221f51d4083297d0388acb557dbf441f255c1af96b01124284ddef5a252fe3008461764264b631cae2ae", 0xbd}, {&(0x7f0000000940)="aaf0a13237e98477da52b9434649c0fc5cc05a188a5a3c44aaf4f2850418371e43254e7ab50d7b1683cad9349754a9254e952f77022eeefeceb9642d6b6ac5cb8216df16bf7e345b79", 0x49}, {&(0x7f00000009c0)="c2ba1a8f103167e31669bbc62727a7d88ea2239c556d88d8df86096cb95c8c4793943ce22a4bac39f63be65300706d34a0fdee505935d98647adb83416a101ab672c63d1da216cf2d2cb712222b539e36431f457cba73fee458f10d263b1043ce4bd4de92f6722124e346eb6e5981e7dfcca52a2f5b68420a3c0be07480a593ef6c4fa5cc1cd9fc168eec433e7f7662e22a70ce73820f9bc5968a9ac2515208ddb3b2b925df94ebcaf2d00629a61200ed0ef43b545086990498fcfc5d4d1f98d1add4fe673d5aee46a8ad2a95a3a15a58ffd75ad2de31fa0dfcae0957e859cdb6e419674426c62d9ae5a636e3a80", 0xee}, {&(0x7f0000000ac0)="915d48fa35bb4f12d70be9ea71295925f8bf27b1e5775c4eface241a85a108c2410a63d8c161b380ebf76b472c5211c7787943e756326cd224e95464fbcc73605a54d684b7d6603ce636808128ece9fb8097a2", 0x53}, {0x0}], 0x5, &(0x7f0000002e00)=[@cred={{0x1c, 0x1, 0x2, {0x0, 0xffffffffffffffff, 0xee00}}}, @cred={{0x1c}}, @rights={{0x2c, 0x1, 0x1, [0xffffffffffffffff, 0xffffffffffffffff, r0, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, r4]}}, @rights={{0x24, 0x1, 0x1, [r5, 0xffffffffffffffff, 0xffffffffffffffff, r4, 0xffffffffffffffff]}}], 0x98, 0x24040040}}, {{0x0, 0x0, &(0x7f0000004100)=[{&(0x7f0000002f40)="637b067f6f99f10cf92d46aea478a379b64f74b6cc226ea87ae4dfcade98f00ffff419239b1e5237e29c77babd53b768c6ad1b737bf908e1e321d457952a3d0c6c559a4af90c74640ba975989271cb01056ac475238d05c8e74b936a6e4ca95e6ce834a82b06d98646a42526ecee1d75934e011ad16d", 0x76}, {&(0x7f0000002fc0)}, {0x0}, {&(0x7f00000040c0)="7886974179698d4c40ac77ac1e2aa4298505fe54b89e5b20ee2cb5b2e216", 0x1e}], 0x4, 0x0, 0x0, 0x40048c4}}, {{0x0, 0x0, 0x0, 0x0, &(0x7f0000005440)=[@cred={{0x1c}}], 0x20, 0x10}}, {{0x0, 0x0, &(0x7f00000086c0)=[{&(0x7f0000005500)="21e6f39df30227ba9da9edf4a1f3dfe4cf9433853b7022b246949a6e1c5f12be85c3be82d6921d2640dc82d7937e97126c908bf8393f5ad7aabee741c17d02348df77176be6403bbb6fcd79958cb855cf37a20081da66ebba8930691bfda12342a802016e42c7fc3204f97ea62b87dfc808df3498dd7ce696710196c56f36bbd9f2367a3bde9faa65c4f4466c5cc3d8f329e9e1657e6fa8cea232ce8e78d9df7e70ae82d463fdec63aec8ffac4b443b8c1", 0xb1}, {&(0x7f0000005680)="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", 0x575}, {&(0x7f0000006680)}, {0x0}, {&(0x7f0000008680)="7dbebf4cac6e576dc6327f72820ef4", 0xf}], 0x5, &(0x7f0000008740)=[@rights={{0x14, 0x1, 0x1, [r0]}}, @rights={{0x24, 0x1, 0x1, [0xffffffffffffffff, r0, 0xffffffffffffffff, r4, r5]}}, @rights={{0x18, 0x1, 0x1, [r4, 0xffffffffffffffff]}}], 0x58, 0x20040040}}], 0x5, 0x40000) r6 = openat$loop_ctrl(0xffffff9c, &(0x7f0000000040), 0x0, 0x0) sendmsg$nl_route(r5, &(0x7f0000000300)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x200}, 0xc, 0x0, 0x1, 0x0, 0x0, 0x4000004}, 0x8010) ioctl$LOOP_CTL_ADD(r6, 0x4c80, 0x0) (fail_nth: 69) ioctl$LOOP_CTL_REMOVE(r6, 0x4c81, 0x0) r7 = creat(&(0x7f0000000240)='./file0\x00', 0x0) fallocate(r7, 0x100000011, 0x0, 0x2811fdff) [ 1858.663869][T23494] bridge0: port 2(bridge_slave_1) entered disabled state [ 1858.670977][T23494] bridge0: port 1(bridge_slave_0) entered disabled state [ 1858.721490][T23495] bridge0: port 1(bridge_slave_0) entered blocking state [ 1858.728552][T23495] bridge0: port 1(bridge_slave_0) entered forwarding state [ 1858.737441][T23495] bridge0: port 2(bridge_slave_1) entered blocking state [ 1858.744486][T23495] bridge0: port 2(bridge_slave_1) entered forwarding state [ 1858.759456][T23497] netlink: 'syz-executor.4': attribute type 27 has an invalid length. [ 1858.857053][T23516] FAULT_INJECTION: forcing a failure. [ 1858.857053][T23516] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 1858.870376][T23516] CPU: 1 PID: 23516 Comm: syz-executor.3 Tainted: G W 5.10.160-syzkaller-01321-g003c389455eb #0 [ 1858.882067][T23516] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 1858.892097][T23516] Call Trace: [ 1858.895365][T23516] dump_stack_lvl+0x1e2/0x24b [ 1858.900023][T23516] ? bfq_pos_tree_add_move+0x43e/0x43e [ 1858.905459][T23516] dump_stack+0x15/0x17 [ 1858.909592][T23516] should_fail+0x3c0/0x510 [ 1858.913986][T23516] should_fail_alloc_page+0x50/0x60 [ 1858.919160][T23516] __alloc_pages_nodemask+0x1c0/0x890 [ 1858.924511][T23516] ? loop_add+0x58f/0x760 [ 1858.928816][T23516] ? loop_control_ioctl+0x564/0x740 [ 1858.933995][T23516] ? __se_sys_ioctl+0x115/0x190 [ 1858.938819][T23516] ? gfp_pfmemalloc_allowed+0x120/0x120 [ 1858.944352][T23516] ? __kasan_check_write+0x14/0x20 [ 1858.949440][T23516] ? lockref_get+0x1b3/0x2a0 [ 1858.954006][T23516] ? __kasan_check_write+0x14/0x20 [ 1858.959095][T23516] __get_free_pages+0xe/0x30 [ 1858.963659][T23516] selinux_genfs_get_sid+0x56/0x250 [ 1858.968832][T23516] inode_doinit_with_dentry+0x858/0x1030 [ 1858.974443][T23516] ? sb_finish_set_opts+0x7f0/0x7f0 [ 1858.979615][T23516] ? current_time+0x1c4/0x310 [ 1858.984269][T23516] selinux_d_instantiate+0x27/0x40 [ 1858.989357][T23516] security_d_instantiate+0xa5/0x100 [ 1858.994616][T23516] d_instantiate+0x55/0x90 [ 1858.999011][T23516] __debugfs_create_file+0x2d7/0x4a0 [ 1859.004272][T23516] ? up_write+0x19/0xd0 [ 1859.008409][T23516] debugfs_create_file+0x4a/0x60 [ 1859.013322][T23516] bdi_register_va+0x2ab/0x600 [ 1859.018065][T23516] bdi_register+0xd1/0x120 [ 1859.022459][T23516] ? __device_add_disk+0x536/0x11d0 [ 1859.027630][T23516] ? bdi_register_va+0x600/0x600 [ 1859.032541][T23516] ? vsnprintf+0x1bfd/0x1cd0 [ 1859.037107][T23516] ? __kasan_check_read+0x11/0x20 [ 1859.042105][T23516] ? blk_alloc_devt+0xd4/0x320 [ 1859.046846][T23516] __device_add_disk+0x5cb/0x11d0 [ 1859.051848][T23516] ? device_add_disk+0x40/0x40 [ 1859.056587][T23516] ? loop_add+0x400/0x760 [ 1859.060888][T23516] ? vsprintf+0x40/0x40 [ 1859.065016][T23516] device_add_disk+0x2a/0x40 [ 1859.069579][T23516] loop_add+0x58f/0x760 [ 1859.073711][T23516] loop_control_ioctl+0x564/0x740 [ 1859.078711][T23516] ? loop_remove+0xb0/0xb0 [ 1859.083104][T23516] ? __fget_files+0x310/0x370 [ 1859.087756][T23516] ? security_file_ioctl+0xb1/0xd0 [ 1859.092842][T23516] ? loop_remove+0xb0/0xb0 [ 1859.097234][T23516] __se_sys_ioctl+0x115/0x190 [ 1859.101884][T23516] __x64_sys_ioctl+0x7b/0x90 [ 1859.106448][T23516] do_syscall_64+0x34/0x70 [ 1859.110844][T23516] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 1859.116709][T23516] RIP: 0033:0x7f0de7cfa0a9 [ 1859.121109][T23516] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 f1 19 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 1859.140689][T23516] RSP: 002b:00007f0de6a2b168 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 1859.149082][T23516] RAX: ffffffffffffffda RBX: 00007f0de7e1a120 RCX: 00007f0de7cfa0a9 [ 1859.157031][T23516] RDX: 0000000000000000 RSI: 0000000000004c80 RDI: 0000000000000008 [ 1859.164979][T23516] RBP: 00007f0de6a2b1d0 R08: 0000000000000000 R09: 0000000000000000 [ 1859.172928][T23516] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 1859.180876][T23516] R13: 00007ffd739418ef R14: 00007f0de6a2b300 R15: 0000000000022000 03:26:12 executing program 0: sendmsg$nl_route(0xffffffffffffffff, 0x0, 0x0) socket$netlink(0x10, 0x3, 0x0) openat$hwrng(0xffffffffffffff9c, 0x0, 0x0, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) sendmsg$netlink(r1, &(0x7f0000006440)={0x0, 0x0, &(0x7f00000063c0)=[{&(0x7f0000000600)={0x34, 0x10, 0x1, 0x0, 0x0, "", [@typed={0x8, 0x0, 0x0, 0x0, @u32}, @typed={0x8, 0x0, 0x0, 0x0, @uid}, @typed={0x14, 0x1b, 0x0, 0x0, @ipv6=@loopback={0x21}}]}, 0x34}], 0x1}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x50000000, &(0x7f0000000240)={&(0x7f0000000180)=@newlink={0x28, 0x10, 0x801, 0xe1a760bc, 0x0, {0x0, 0x0, 0x10, 0x0, 0xa8d}, [@IFLA_GROUP={0x8}]}, 0x28}}, 0x0) [ 1859.344499][T23497] bridge0: port 2(bridge_slave_1) entered disabled state [ 1859.351606][T23497] bridge0: port 1(bridge_slave_0) entered disabled state [ 1859.381383][T23500] bridge0: port 1(bridge_slave_0) entered blocking state 03:26:12 executing program 4: ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, 0x0) openat$hwrng(0xffffffffffffff9c, 0x0, 0x0, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) open(0x0, 0x0, 0x0) open(0x0, 0x0, 0x0) syz_open_procfs(0x0, 0x0) syz_genetlink_get_family_id$ipvs(0x0, 0xffffffffffffffff) r1 = socket$netlink(0x10, 0x3, 0x0) sendmsg$netlink(r1, &(0x7f0000006440)={0x0, 0x0, &(0x7f00000063c0)=[{&(0x7f0000000600)={0x34, 0x10, 0x1, 0x0, 0x0, "", [@typed={0x8, 0x0, 0x0, 0x0, @u32}, @typed={0x8, 0x0, 0x0, 0x0, @uid}, @typed={0x14, 0x1b, 0x0, 0x0, @ipv6=@loopback={0x21}}]}, 0x34}], 0x1}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x50000000, &(0x7f0000000240)={&(0x7f0000000180)=@newlink={0x28, 0x10, 0x801, 0xffffff81, 0x0, {0x0, 0x0, 0x10, 0x0, 0xa8d}, [@IFLA_GROUP={0x8}]}, 0x28}}, 0x0) [ 1859.388431][T23500] bridge0: port 1(bridge_slave_0) entered forwarding state [ 1859.398065][T23500] bridge0: port 2(bridge_slave_1) entered blocking state [ 1859.405103][T23500] bridge0: port 2(bridge_slave_1) entered forwarding state [ 1859.419325][T23502] netlink: 'syz-executor.5': attribute type 27 has an invalid length. [ 1859.440027][T23502] bridge0: port 2(bridge_slave_1) entered disabled state [ 1859.447140][T23502] bridge0: port 1(bridge_slave_0) entered disabled state [ 1859.476740][T23506] bridge0: port 1(bridge_slave_0) entered blocking state [ 1859.483773][T23506] bridge0: port 1(bridge_slave_0) entered forwarding state 03:26:12 executing program 5: r0 = socket$nl_route(0x10, 0x3, 0x0) open(0x0, 0x0, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) sendmsg$netlink(r1, &(0x7f0000006440)={0x0, 0x0, &(0x7f00000063c0)=[{&(0x7f0000000600)={0x34, 0x10, 0x1, 0x0, 0x0, "", [@typed={0x8, 0x0, 0x0, 0x0, @u32}, @typed={0x8, 0x0, 0x0, 0x0, @uid}, @typed={0x14, 0x1b, 0x0, 0x0, @ipv6=@loopback={0x21}}]}, 0x34}], 0x1}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x50000000, &(0x7f0000000240)={&(0x7f0000000180)=@newlink={0x28, 0x10, 0x801, 0x0, 0xfc, {0x0, 0x0, 0x10, 0x0, 0xa8d}, [@IFLA_GROUP={0x8}]}, 0x28}}, 0x0) [ 1859.491988][T23506] bridge0: port 2(bridge_slave_1) entered blocking state [ 1859.499014][T23506] bridge0: port 2(bridge_slave_1) entered forwarding state [ 1859.513840][ T6041] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 1859.522708][ T6041] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 1859.530379][ T6041] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready 03:26:12 executing program 3: bpf$ENABLE_STATS(0x20, 0x0, 0x0) r0 = openat$kvm(0xffffffffffffff9c, 0x0, 0x0, 0x0) prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r1 = getpid() sched_setaffinity(0x0, 0x8, &(0x7f0000000240)=0x2) sched_setscheduler(r1, 0x2, &(0x7f0000000200)=0x4) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) connect$unix(r2, &(0x7f0000000180)=@abs, 0x6e) sendmmsg$unix(r3, &(0x7f00000bd000), 0x318, 0x0) recvmmsg(r2, &(0x7f00000000c0), 0x10106, 0x2, 0x0) r4 = bpf$PROG_LOAD(0x5, &(0x7f0000000440)={0x11, 0x6, &(0x7f00000004c0)=ANY=[@ANYBLOB="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"/608], &(0x7f0000000080)='GPL\x00', 0x5, 0x29e, &(0x7f000000cf3d)=""/195, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x6, 0x0, 0x0, 0x10, 0x0}, 0x70) prlimit64(r1, 0x0, &(0x7f0000000000)={0x7, 0x10000}, &(0x7f0000000400)) ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r5 = bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f00000000c0)={&(0x7f0000000080)='sched_switch\x00', r4}, 0x10) sendmmsg$unix(0xffffffffffffffff, &(0x7f00000087c0)=[{{0x0, 0x0, &(0x7f0000000280)=[{&(0x7f0000000340)="752384037276623af5639b6a609aae05867a472736496fd7af94a6716acefbb9bb5ba16c4e0537e05042acad9a6a7c460b47b3ffe7d531efe42b2a581d8497c0c6e97e55f61dddc3a3702e8d11d281aa6cc82f1c7944b7fa58154ddb75ac7b17ef25408be34a533e1cc1b6c5f817543a1dbe9c15dd82f4742d8318ef9977a06d786a14b9784252a1cf576a85d6496ea158e9299c09093c0ddf840401a22353d05383341fa8388c868c8337c90dbf494c881730f1f4e2420937b1", 0xba}], 0x1, &(0x7f00000002c0)=[@cred={{0x1c, 0x1, 0x2, {r1}}}, @cred={{0x1c, 0x1, 0x2, {r1, 0x0, 0xee01}}}], 0x40, 0x24048814}}, {{0x0, 0x0, &(0x7f0000000b40)=[{&(0x7f0000000840)="7ee0255692350f13f34ceb0d2f3e6d4893ad62894f30a1b018fdcd7eea61eed31750537752647650be017bc77da704ba1f69fc5227f6e99e920fbf367e42d28d313c3fc21ea04bcc1ab834226665db6a38dc2d7835573d634a24217b6fe63a9afc961f9597d8d2f3c8881b6a564a79c7fe9b60fbbcfd62221022b45c1b32fabc82161d6196fbf768d1eaa780e3d8df80d21e2f221f51d4083297d0388acb557dbf441f255c1af96b01124284ddef5a252fe3008461764264b631cae2ae", 0xbd}, {&(0x7f0000000940)="aaf0a13237e98477da52b9434649c0fc5cc05a188a5a3c44aaf4f2850418371e43254e7ab50d7b1683cad9349754a9254e952f77022eeefeceb9642d6b6ac5cb8216df16bf7e345b79", 0x49}, {&(0x7f00000009c0)="c2ba1a8f103167e31669bbc62727a7d88ea2239c556d88d8df86096cb95c8c4793943ce22a4bac39f63be65300706d34a0fdee505935d98647adb83416a101ab672c63d1da216cf2d2cb712222b539e36431f457cba73fee458f10d263b1043ce4bd4de92f6722124e346eb6e5981e7dfcca52a2f5b68420a3c0be07480a593ef6c4fa5cc1cd9fc168eec433e7f7662e22a70ce73820f9bc5968a9ac2515208ddb3b2b925df94ebcaf2d00629a61200ed0ef43b545086990498fcfc5d4d1f98d1add4fe673d5aee46a8ad2a95a3a15a58ffd75ad2de31fa0dfcae0957e859cdb6e419674426c62d9ae5a636e3a80", 0xee}, {&(0x7f0000000ac0)="915d48fa35bb4f12d70be9ea71295925f8bf27b1e5775c4eface241a85a108c2410a63d8c161b380ebf76b472c5211c7787943e756326cd224e95464fbcc73605a54d684b7d6603ce636808128ece9fb8097a2", 0x53}, {0x0}], 0x5, &(0x7f0000002e00)=[@cred={{0x1c, 0x1, 0x2, {0x0, 0xffffffffffffffff, 0xee00}}}, @cred={{0x1c}}, @rights={{0x2c, 0x1, 0x1, [0xffffffffffffffff, 0xffffffffffffffff, r0, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, r4]}}, @rights={{0x24, 0x1, 0x1, [r5, 0xffffffffffffffff, 0xffffffffffffffff, r4, 0xffffffffffffffff]}}], 0x98, 0x24040040}}, {{0x0, 0x0, &(0x7f0000004100)=[{&(0x7f0000002f40)="637b067f6f99f10cf92d46aea478a379b64f74b6cc226ea87ae4dfcade98f00ffff419239b1e5237e29c77babd53b768c6ad1b737bf908e1e321d457952a3d0c6c559a4af90c74640ba975989271cb01056ac475238d05c8e74b936a6e4ca95e6ce834a82b06d98646a42526ecee1d75934e011ad16d", 0x76}, {&(0x7f0000002fc0)}, {0x0}, {&(0x7f00000040c0)="7886974179698d4c40ac77ac1e2aa4298505fe54b89e5b20ee2cb5b2e216", 0x1e}], 0x4, 0x0, 0x0, 0x40048c4}}, {{0x0, 0x0, 0x0, 0x0, &(0x7f0000005440)=[@cred={{0x1c}}], 0x20, 0x10}}, {{0x0, 0x0, &(0x7f00000086c0)=[{&(0x7f0000005500)="21e6f39df30227ba9da9edf4a1f3dfe4cf9433853b7022b246949a6e1c5f12be85c3be82d6921d2640dc82d7937e97126c908bf8393f5ad7aabee741c17d02348df77176be6403bbb6fcd79958cb855cf37a20081da66ebba8930691bfda12342a802016e42c7fc3204f97ea62b87dfc808df3498dd7ce696710196c56f36bbd9f2367a3bde9faa65c4f4466c5cc3d8f329e9e1657e6fa8cea232ce8e78d9df7e70ae82d463fdec63aec8ffac4b443b8c1", 0xb1}, {&(0x7f0000005680)="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", 0x575}, {&(0x7f0000006680)}, {0x0}, {&(0x7f0000008680)="7dbebf4cac6e576dc6327f72820ef4", 0xf}], 0x5, &(0x7f0000008740)=[@rights={{0x14, 0x1, 0x1, [r0]}}, @rights={{0x24, 0x1, 0x1, [0xffffffffffffffff, r0, 0xffffffffffffffff, r4, r5]}}, @rights={{0x18, 0x1, 0x1, [r4, 0xffffffffffffffff]}}], 0x58, 0x20040040}}], 0x5, 0x40000) r6 = openat$loop_ctrl(0xffffff9c, &(0x7f0000000040), 0x0, 0x0) sendmsg$nl_route(r5, &(0x7f0000000300)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x200}, 0xc, 0x0, 0x1, 0x0, 0x0, 0x4000004}, 0x8010) ioctl$LOOP_CTL_ADD(r6, 0x4c80, 0x0) (fail_nth: 70) ioctl$LOOP_CTL_REMOVE(r6, 0x4c81, 0x0) r7 = creat(&(0x7f0000000240)='./file0\x00', 0x0) fallocate(r7, 0x100000011, 0x0, 0x2811fdff) [ 1859.539375][ T6041] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 1859.556388][ T6041] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 1859.564599][ T6041] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 1859.573206][ T6041] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 1859.583355][ T6041] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 1859.591780][ T6041] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 1859.600339][ T6041] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 1859.608726][ T6041] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 1859.616831][ T6041] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 1859.624867][ T6041] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 1859.633262][ T6041] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 1859.641217][ T6041] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 1859.711906][T23530] FAULT_INJECTION: forcing a failure. [ 1859.711906][T23530] name failslab, interval 1, probability 0, space 0, times 0 [ 1859.724563][T23530] CPU: 1 PID: 23530 Comm: syz-executor.3 Tainted: G W 5.10.160-syzkaller-01321-g003c389455eb #0 [ 1859.736249][T23530] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 1859.746282][T23530] Call Trace: [ 1859.749551][T23530] dump_stack_lvl+0x1e2/0x24b [ 1859.754200][T23530] ? panic+0x7d7/0x7d7 [ 1859.758246][T23530] ? entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 1859.764287][T23530] ? bfq_pos_tree_add_move+0x43e/0x43e [ 1859.769721][T23530] ? __kasan_check_read+0x11/0x20 [ 1859.774722][T23530] ? preempt_schedule_irq+0xef/0x140 [ 1859.779978][T23530] ? preempt_schedule_notrace+0x140/0x140 [ 1859.785673][T23530] dump_stack+0x15/0x17 [ 1859.789807][T23530] should_fail+0x3c0/0x510 [ 1859.794200][T23530] __should_failslab+0x9f/0xe0 [ 1859.798937][T23530] should_failslab+0x9/0x20 [ 1859.803415][T23530] kmem_cache_alloc+0x3f/0x300 [ 1859.808151][T23530] ? __do_softirq+0x596/0x596 [ 1859.812806][T23530] ? security_inode_alloc+0x29/0x140 [ 1859.818065][T23530] security_inode_alloc+0x29/0x140 [ 1859.823151][T23530] inode_init_always+0x710/0x970 [ 1859.828065][T23530] new_inode_pseudo+0x93/0x220 [ 1859.832800][T23530] new_inode+0x28/0x1c0 [ 1859.836932][T23530] ? start_creating+0x206/0x320 [ 1859.841763][T23530] __debugfs_create_file+0x143/0x4a0 [ 1859.847023][T23530] ? up_write+0x19/0xd0 [ 1859.851156][T23530] debugfs_create_file+0x4a/0x60 [ 1859.856069][T23530] bdi_register_va+0x2ab/0x600 [ 1859.860807][T23530] bdi_register+0xd1/0x120 [ 1859.865200][T23530] ? asm_sysvec_reschedule_ipi+0x12/0x20 [ 1859.870807][T23530] ? __device_add_disk+0x536/0x11d0 [ 1859.875980][T23530] ? bdi_register_va+0x600/0x600 [ 1859.880892][T23530] ? __kasan_check_read+0x11/0x20 [ 1859.885891][T23530] ? blk_alloc_devt+0xd4/0x320 [ 1859.890630][T23530] __device_add_disk+0x5cb/0x11d0 [ 1859.895630][T23530] ? device_add_disk+0x40/0x40 [ 1859.900367][T23530] ? loop_add+0x400/0x760 [ 1859.904671][T23530] ? vsprintf+0x40/0x40 [ 1859.908803][T23530] device_add_disk+0x2a/0x40 [ 1859.913368][T23530] loop_add+0x58f/0x760 [ 1859.917498][T23530] loop_control_ioctl+0x564/0x740 [ 1859.922497][T23530] ? loop_remove+0xb0/0xb0 [ 1859.926891][T23530] ? __fget_files+0x310/0x370 [ 1859.931544][T23530] ? security_file_ioctl+0xb1/0xd0 [ 1859.936629][T23530] ? loop_remove+0xb0/0xb0 [ 1859.941020][T23530] __se_sys_ioctl+0x115/0x190 [ 1859.945671][T23530] __x64_sys_ioctl+0x7b/0x90 [ 1859.950236][T23530] do_syscall_64+0x34/0x70 [ 1859.954630][T23530] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 1859.960494][T23530] RIP: 0033:0x7f0de7cfa0a9 [ 1859.964886][T23530] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 f1 19 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 1859.984464][T23530] RSP: 002b:00007f0de6a2b168 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 1859.992856][T23530] RAX: ffffffffffffffda RBX: 00007f0de7e1a120 RCX: 00007f0de7cfa0a9 [ 1860.000805][T23530] RDX: 0000000000000000 RSI: 0000000000004c80 RDI: 0000000000000008 [ 1860.008752][T23530] RBP: 00007f0de6a2b1d0 R08: 0000000000000000 R09: 0000000000000000 [ 1860.016701][T23530] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 1860.024647][T23530] R13: 00007ffd739418ef R14: 00007f0de6a2b300 R15: 0000000000022000 [ 1860.033324][T23530] debugfs: out of free dentries, can not create file 'stats' [ 1860.200607][ T6041] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 1860.208315][ T6041] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 1860.215778][ T6041] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 1860.224500][ T6041] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 1860.232838][ T6041] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 1860.241188][ T6041] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 1860.249692][ T6041] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 1860.257885][ T6041] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 1860.266264][ T6041] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 1860.274937][ T6041] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 1860.283430][ T6041] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 1860.291599][ T6041] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 1860.299798][ T6041] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 1860.308237][ T6041] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 1860.316171][ T6041] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 1860.324329][ T6041] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 1860.331981][ T6041] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 1860.339449][ T6041] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 1860.347825][ T6041] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 1860.356347][ T6041] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 1860.364492][ T6041] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 1860.372716][ T6041] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 1860.380857][ T6041] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 1860.389098][ T6041] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready 03:26:13 executing program 3: bpf$ENABLE_STATS(0x20, 0x0, 0x0) r0 = openat$kvm(0xffffffffffffff9c, 0x0, 0x0, 0x0) prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r1 = getpid() sched_setaffinity(0x0, 0x8, &(0x7f0000000240)=0x2) sched_setscheduler(r1, 0x2, &(0x7f0000000200)=0x4) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) connect$unix(r2, &(0x7f0000000180)=@abs, 0x6e) sendmmsg$unix(r3, &(0x7f00000bd000), 0x318, 0x0) recvmmsg(r2, &(0x7f00000000c0), 0x10106, 0x2, 0x0) r4 = bpf$PROG_LOAD(0x5, &(0x7f0000000440)={0x11, 0x6, &(0x7f00000004c0)=ANY=[@ANYBLOB="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"/608], &(0x7f0000000080)='GPL\x00', 0x5, 0x29e, &(0x7f000000cf3d)=""/195, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x6, 0x0, 0x0, 0x10, 0x0}, 0x70) prlimit64(r1, 0x0, &(0x7f0000000000)={0x7, 0x10000}, &(0x7f0000000400)) ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r5 = bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f00000000c0)={&(0x7f0000000080)='sched_switch\x00', r4}, 0x10) sendmmsg$unix(0xffffffffffffffff, &(0x7f00000087c0)=[{{0x0, 0x0, &(0x7f0000000280)=[{&(0x7f0000000340)="752384037276623af5639b6a609aae05867a472736496fd7af94a6716acefbb9bb5ba16c4e0537e05042acad9a6a7c460b47b3ffe7d531efe42b2a581d8497c0c6e97e55f61dddc3a3702e8d11d281aa6cc82f1c7944b7fa58154ddb75ac7b17ef25408be34a533e1cc1b6c5f817543a1dbe9c15dd82f4742d8318ef9977a06d786a14b9784252a1cf576a85d6496ea158e9299c09093c0ddf840401a22353d05383341fa8388c868c8337c90dbf494c881730f1f4e2420937b1", 0xba}], 0x1, &(0x7f00000002c0)=[@cred={{0x1c, 0x1, 0x2, {r1}}}, @cred={{0x1c, 0x1, 0x2, {r1, 0x0, 0xee01}}}], 0x40, 0x24048814}}, {{0x0, 0x0, &(0x7f0000000b40)=[{&(0x7f0000000840)="7ee0255692350f13f34ceb0d2f3e6d4893ad62894f30a1b018fdcd7eea61eed31750537752647650be017bc77da704ba1f69fc5227f6e99e920fbf367e42d28d313c3fc21ea04bcc1ab834226665db6a38dc2d7835573d634a24217b6fe63a9afc961f9597d8d2f3c8881b6a564a79c7fe9b60fbbcfd62221022b45c1b32fabc82161d6196fbf768d1eaa780e3d8df80d21e2f221f51d4083297d0388acb557dbf441f255c1af96b01124284ddef5a252fe3008461764264b631cae2ae", 0xbd}, {&(0x7f0000000940)="aaf0a13237e98477da52b9434649c0fc5cc05a188a5a3c44aaf4f2850418371e43254e7ab50d7b1683cad9349754a9254e952f77022eeefeceb9642d6b6ac5cb8216df16bf7e345b79", 0x49}, {&(0x7f00000009c0)="c2ba1a8f103167e31669bbc62727a7d88ea2239c556d88d8df86096cb95c8c4793943ce22a4bac39f63be65300706d34a0fdee505935d98647adb83416a101ab672c63d1da216cf2d2cb712222b539e36431f457cba73fee458f10d263b1043ce4bd4de92f6722124e346eb6e5981e7dfcca52a2f5b68420a3c0be07480a593ef6c4fa5cc1cd9fc168eec433e7f7662e22a70ce73820f9bc5968a9ac2515208ddb3b2b925df94ebcaf2d00629a61200ed0ef43b545086990498fcfc5d4d1f98d1add4fe673d5aee46a8ad2a95a3a15a58ffd75ad2de31fa0dfcae0957e859cdb6e419674426c62d9ae5a636e3a80", 0xee}, {&(0x7f0000000ac0)="915d48fa35bb4f12d70be9ea71295925f8bf27b1e5775c4eface241a85a108c2410a63d8c161b380ebf76b472c5211c7787943e756326cd224e95464fbcc73605a54d684b7d6603ce636808128ece9fb8097a2", 0x53}, {0x0}], 0x5, &(0x7f0000002e00)=[@cred={{0x1c, 0x1, 0x2, {0x0, 0xffffffffffffffff, 0xee00}}}, @cred={{0x1c}}, @rights={{0x2c, 0x1, 0x1, [0xffffffffffffffff, 0xffffffffffffffff, r0, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, r4]}}, @rights={{0x24, 0x1, 0x1, [r5, 0xffffffffffffffff, 0xffffffffffffffff, r4, 0xffffffffffffffff]}}], 0x98, 0x24040040}}, {{0x0, 0x0, &(0x7f0000004100)=[{&(0x7f0000002f40)="637b067f6f99f10cf92d46aea478a379b64f74b6cc226ea87ae4dfcade98f00ffff419239b1e5237e29c77babd53b768c6ad1b737bf908e1e321d457952a3d0c6c559a4af90c74640ba975989271cb01056ac475238d05c8e74b936a6e4ca95e6ce834a82b06d98646a42526ecee1d75934e011ad16d", 0x76}, {&(0x7f0000002fc0)}, {0x0}, {&(0x7f00000040c0)="7886974179698d4c40ac77ac1e2aa4298505fe54b89e5b20ee2cb5b2e216", 0x1e}], 0x4, 0x0, 0x0, 0x40048c4}}, {{0x0, 0x0, 0x0, 0x0, &(0x7f0000005440)=[@cred={{0x1c}}], 0x20, 0x10}}, {{0x0, 0x0, &(0x7f00000086c0)=[{&(0x7f0000005500)="21e6f39df30227ba9da9edf4a1f3dfe4cf9433853b7022b246949a6e1c5f12be85c3be82d6921d2640dc82d7937e97126c908bf8393f5ad7aabee741c17d02348df77176be6403bbb6fcd79958cb855cf37a20081da66ebba8930691bfda12342a802016e42c7fc3204f97ea62b87dfc808df3498dd7ce696710196c56f36bbd9f2367a3bde9faa65c4f4466c5cc3d8f329e9e1657e6fa8cea232ce8e78d9df7e70ae82d463fdec63aec8ffac4b443b8c1", 0xb1}, {&(0x7f0000005680)="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", 0x575}, {&(0x7f0000006680)}, {0x0}, {&(0x7f0000008680)="7dbebf4cac6e576dc6327f72820ef4", 0xf}], 0x5, &(0x7f0000008740)=[@rights={{0x14, 0x1, 0x1, [r0]}}, @rights={{0x24, 0x1, 0x1, [0xffffffffffffffff, r0, 0xffffffffffffffff, r4, r5]}}, @rights={{0x18, 0x1, 0x1, [r4, 0xffffffffffffffff]}}], 0x58, 0x20040040}}], 0x5, 0x40000) r6 = openat$loop_ctrl(0xffffff9c, &(0x7f0000000040), 0x0, 0x0) sendmsg$nl_route(r5, &(0x7f0000000300)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x200}, 0xc, 0x0, 0x1, 0x0, 0x0, 0x4000004}, 0x8010) ioctl$LOOP_CTL_ADD(r6, 0x4c80, 0x0) (fail_nth: 71) ioctl$LOOP_CTL_REMOVE(r6, 0x4c81, 0x0) r7 = creat(&(0x7f0000000240)='./file0\x00', 0x0) fallocate(r7, 0x100000011, 0x0, 0x2811fdff) [ 1860.397507][ T6041] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 1860.405798][ T6041] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 1860.413917][ T6041] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 1860.430159][ T6041] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 1860.438793][ T6041] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready 03:26:13 executing program 2: socket$nl_route(0x10, 0x3, 0x0) socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={0x0}}, 0x0) r0 = bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f0000000200)={0x18, 0x4, &(0x7f00000002c0)=ANY=[@ANYBLOB="18010000000000000000000000000000850000006d00000095"], &(0x7f0000000100)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, 0x2, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0}, 0x80) bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f0000000080)={&(0x7f0000000000)='sched_switch\x00', r0}, 0x10) ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, 0x0) socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(0xffffffffffffffff, 0x0, 0x0) openat$hwrng(0xffffffffffffff9c, &(0x7f00000001c0), 0x0, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) sendmsg$netlink(r1, &(0x7f0000006440)={0x0, 0x0, &(0x7f00000063c0)=[{&(0x7f0000000600)={0x34, 0x10, 0x1, 0x40000000, 0x0, "", [@typed={0x8, 0x0, 0x0, 0x0, @u32}, @typed={0x8, 0x0, 0x0, 0x0, @uid}, @typed={0x14, 0x1b, 0x0, 0x0, @ipv6=@loopback={0x21}}]}, 0x34}], 0x1}, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000140)={0x0, 0x50000000, &(0x7f0000000240)={&(0x7f0000000180)=@newlink={0x28, 0x10, 0x801, 0x0, 0x0, {0x0, 0x0, 0x10, 0x0, 0xa8d}, [@IFLA_GROUP={0x8}]}, 0x28}}, 0x0) 03:26:13 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) open(0x0, 0x0, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) sendmsg$netlink(r1, &(0x7f0000006440)={0x0, 0x0, &(0x7f00000063c0)=[{&(0x7f0000000600)={0x34, 0x10, 0x1, 0x0, 0x0, "", [@typed={0x8, 0x0, 0x0, 0x0, @u32}, @typed={0x8, 0x0, 0x0, 0x0, @uid}, @typed={0x14, 0x0, 0x0, 0x0, @ipv6=@loopback={0x21}}]}, 0x34}], 0x1}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x50000002, &(0x7f0000000240)={&(0x7f0000000180)=@newlink={0x28, 0x10, 0x801, 0x0, 0x0, {0x0, 0x0, 0x10, 0x0, 0xa8d}, [@IFLA_GROUP={0x8}]}, 0x28}}, 0x0) [ 1860.446863][ T6041] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 1860.455235][T23509] netlink: 'syz-executor.2': attribute type 27 has an invalid length. [ 1860.469308][T23519] netlink: 'syz-executor.0': attribute type 27 has an invalid length. [ 1860.491019][T23519] bridge0: port 2(bridge_slave_1) entered disabled state [ 1860.498149][T23519] bridge0: port 1(bridge_slave_0) entered disabled state [ 1860.610899][T23540] FAULT_INJECTION: forcing a failure. [ 1860.610899][T23540] name failslab, interval 1, probability 0, space 0, times 0 [ 1860.623565][T23540] CPU: 1 PID: 23540 Comm: syz-executor.3 Tainted: G W 5.10.160-syzkaller-01321-g003c389455eb #0 [ 1860.635256][T23540] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 1860.645284][T23540] Call Trace: [ 1860.648563][T23540] dump_stack_lvl+0x1e2/0x24b [ 1860.653213][T23540] ? panic+0x7d7/0x7d7 [ 1860.657255][T23540] ? bfq_pos_tree_add_move+0x43e/0x43e [ 1860.662683][T23540] ? sysvec_reschedule_ipi+0x84/0x160 [ 1860.668037][T23540] dump_stack+0x15/0x17 [ 1860.672169][T23540] should_fail+0x3c0/0x510 [ 1860.676560][T23540] ? kobj_map+0x72/0x6f0 [ 1860.680798][T23540] __should_failslab+0x9f/0xe0 [ 1860.685538][T23540] should_failslab+0x9/0x20 [ 1860.690015][T23540] __kmalloc+0x60/0x360 [ 1860.694146][T23540] ? sysvec_call_function_single+0xcb/0xe0 [ 1860.699931][T23540] ? __device_add_disk+0x536/0x11d0 [ 1860.705101][T23540] kobj_map+0x72/0x6f0 [ 1860.709146][T23540] ? exact_match+0x20/0x20 [ 1860.713536][T23540] ? bdev_check_media_change+0x4c0/0x4c0 [ 1860.719140][T23540] __device_add_disk+0x663/0x11d0 [ 1860.724137][T23540] ? kasan_check_range+0xa/0x2e0 [ 1860.729052][T23540] ? device_add_disk+0x40/0x40 [ 1860.733792][T23540] ? loop_add+0x400/0x760 [ 1860.738113][T23540] ? vsprintf+0x40/0x40 [ 1860.742263][T23540] device_add_disk+0x2a/0x40 [ 1860.746841][T23540] loop_add+0x58f/0x760 [ 1860.751005][T23540] loop_control_ioctl+0x564/0x740 [ 1860.756028][T23540] ? loop_remove+0xb0/0xb0 [ 1860.760445][T23540] ? __fget_files+0x310/0x370 [ 1860.765115][T23540] ? security_file_ioctl+0xb1/0xd0 [ 1860.770203][T23540] ? loop_remove+0xb0/0xb0 [ 1860.774594][T23540] __se_sys_ioctl+0x115/0x190 [ 1860.779248][T23540] __x64_sys_ioctl+0x7b/0x90 [ 1860.783814][T23540] do_syscall_64+0x34/0x70 [ 1860.788205][T23540] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 1860.794070][T23540] RIP: 0033:0x7f0de7cfa0a9 [ 1860.798464][T23540] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 f1 19 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 1860.818058][T23540] RSP: 002b:00007f0de6a2b168 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 1860.826454][T23540] RAX: ffffffffffffffda RBX: 00007f0de7e1a120 RCX: 00007f0de7cfa0a9 [ 1860.834403][T23540] RDX: 0000000000000000 RSI: 0000000000004c80 RDI: 0000000000000008 [ 1860.842362][T23540] RBP: 00007f0de6a2b1d0 R08: 0000000000000000 R09: 0000000000000000 [ 1860.850330][T23540] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 1860.858288][T23540] R13: 00007ffd739418ef R14: 00007f0de6a2b300 R15: 0000000000022000 03:26:14 executing program 0: sendmsg$nl_route(0xffffffffffffffff, 0x0, 0x0) socket$netlink(0x10, 0x3, 0x0) openat$hwrng(0xffffffffffffff9c, 0x0, 0x0, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) sendmsg$netlink(r1, &(0x7f0000006440)={0x0, 0x0, &(0x7f00000063c0)=[{&(0x7f0000000600)={0x34, 0x10, 0x1, 0x0, 0x0, "", [@typed={0x8, 0x0, 0x0, 0x0, @u32}, @typed={0x8, 0x0, 0x0, 0x0, @uid}, @typed={0x14, 0x1b, 0x0, 0x0, @ipv6=@loopback={0x21}}]}, 0x34}], 0x1}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x50000000, &(0x7f0000000240)={&(0x7f0000000180)=@newlink={0x28, 0x10, 0x801, 0xeaffffff, 0x0, {0x0, 0x0, 0x10, 0x0, 0xa8d}, [@IFLA_GROUP={0x8}]}, 0x28}}, 0x0) [ 1861.023680][T23520] bridge0: port 1(bridge_slave_0) entered blocking state [ 1861.030736][T23520] bridge0: port 1(bridge_slave_0) entered forwarding state [ 1861.038837][T23520] bridge0: port 2(bridge_slave_1) entered blocking state [ 1861.045852][T23520] bridge0: port 2(bridge_slave_1) entered forwarding state [ 1861.061435][T23522] netlink: 'syz-executor.4': attribute type 27 has an invalid length. [ 1861.079064][T23522] bridge0: port 2(bridge_slave_1) entered disabled state [ 1861.086153][T23522] bridge0: port 1(bridge_slave_0) entered disabled state [ 1861.117323][T23523] bridge0: port 1(bridge_slave_0) entered blocking state 03:26:14 executing program 4: ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, 0x0) openat$hwrng(0xffffffffffffff9c, 0x0, 0x0, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) open(0x0, 0x0, 0x0) open(0x0, 0x0, 0x0) syz_open_procfs(0x0, 0x0) syz_genetlink_get_family_id$ipvs(0x0, 0xffffffffffffffff) r1 = socket$netlink(0x10, 0x3, 0x0) sendmsg$netlink(r1, &(0x7f0000006440)={0x0, 0x0, &(0x7f00000063c0)=[{&(0x7f0000000600)={0x34, 0x10, 0x1, 0x0, 0x0, "", [@typed={0x8, 0x0, 0x0, 0x0, @u32}, @typed={0x8, 0x0, 0x0, 0x0, @uid}, @typed={0x14, 0x1b, 0x0, 0x0, @ipv6=@loopback={0x21}}]}, 0x34}], 0x1}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x50000000, &(0x7f0000000240)={&(0x7f0000000180)=@newlink={0x28, 0x10, 0x801, 0xffffff9e, 0x0, {0x0, 0x0, 0x10, 0x0, 0xa8d}, [@IFLA_GROUP={0x8}]}, 0x28}}, 0x0) [ 1861.124398][T23523] bridge0: port 1(bridge_slave_0) entered forwarding state [ 1861.133113][T23523] bridge0: port 2(bridge_slave_1) entered blocking state [ 1861.140159][T23523] bridge0: port 2(bridge_slave_1) entered forwarding state [ 1861.156087][T23525] netlink: 'syz-executor.5': attribute type 27 has an invalid length. [ 1861.174382][T23525] bridge0: port 2(bridge_slave_1) entered disabled state [ 1861.181506][T23525] bridge0: port 1(bridge_slave_0) entered disabled state [ 1861.210894][T23528] bridge0: port 1(bridge_slave_0) entered blocking state [ 1861.217954][T23528] bridge0: port 1(bridge_slave_0) entered forwarding state 03:26:14 executing program 5: r0 = socket$nl_route(0x10, 0x3, 0x0) open(0x0, 0x0, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) sendmsg$netlink(r1, &(0x7f0000006440)={0x0, 0x0, &(0x7f00000063c0)=[{&(0x7f0000000600)={0x34, 0x10, 0x1, 0x0, 0x0, "", [@typed={0x8, 0x0, 0x0, 0x0, @u32}, @typed={0x8, 0x0, 0x0, 0x0, @uid}, @typed={0x14, 0x1b, 0x0, 0x0, @ipv6=@loopback={0x21}}]}, 0x34}], 0x1}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x50000000, &(0x7f0000000240)={&(0x7f0000000180)=@newlink={0x28, 0x10, 0x801, 0x0, 0xfd, {0x0, 0x0, 0x10, 0x0, 0xa8d}, [@IFLA_GROUP={0x8}]}, 0x28}}, 0x0) [ 1861.228252][T23528] bridge0: port 2(bridge_slave_1) entered blocking state [ 1861.235293][T23528] bridge0: port 2(bridge_slave_1) entered forwarding state [ 1861.250098][ T6041] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 1861.257840][ T6041] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 1861.265616][ T6041] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready 03:26:14 executing program 3: bpf$ENABLE_STATS(0x20, 0x0, 0x0) r0 = openat$kvm(0xffffffffffffff9c, 0x0, 0x0, 0x0) prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r1 = getpid() sched_setaffinity(0x0, 0x8, &(0x7f0000000240)=0x2) sched_setscheduler(r1, 0x2, &(0x7f0000000200)=0x4) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) connect$unix(r2, &(0x7f0000000180)=@abs, 0x6e) sendmmsg$unix(r3, &(0x7f00000bd000), 0x318, 0x0) recvmmsg(r2, &(0x7f00000000c0), 0x10106, 0x2, 0x0) r4 = bpf$PROG_LOAD(0x5, &(0x7f0000000440)={0x11, 0x6, &(0x7f00000004c0)=ANY=[@ANYBLOB="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"/608], &(0x7f0000000080)='GPL\x00', 0x5, 0x29e, &(0x7f000000cf3d)=""/195, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x6, 0x0, 0x0, 0x10, 0x0}, 0x70) prlimit64(r1, 0x0, &(0x7f0000000000)={0x7, 0x10000}, &(0x7f0000000400)) ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r5 = bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f00000000c0)={&(0x7f0000000080)='sched_switch\x00', r4}, 0x10) sendmmsg$unix(0xffffffffffffffff, &(0x7f00000087c0)=[{{0x0, 0x0, &(0x7f0000000280)=[{&(0x7f0000000340)="752384037276623af5639b6a609aae05867a472736496fd7af94a6716acefbb9bb5ba16c4e0537e05042acad9a6a7c460b47b3ffe7d531efe42b2a581d8497c0c6e97e55f61dddc3a3702e8d11d281aa6cc82f1c7944b7fa58154ddb75ac7b17ef25408be34a533e1cc1b6c5f817543a1dbe9c15dd82f4742d8318ef9977a06d786a14b9784252a1cf576a85d6496ea158e9299c09093c0ddf840401a22353d05383341fa8388c868c8337c90dbf494c881730f1f4e2420937b1", 0xba}], 0x1, &(0x7f00000002c0)=[@cred={{0x1c, 0x1, 0x2, {r1}}}, @cred={{0x1c, 0x1, 0x2, {r1, 0x0, 0xee01}}}], 0x40, 0x24048814}}, {{0x0, 0x0, &(0x7f0000000b40)=[{&(0x7f0000000840)="7ee0255692350f13f34ceb0d2f3e6d4893ad62894f30a1b018fdcd7eea61eed31750537752647650be017bc77da704ba1f69fc5227f6e99e920fbf367e42d28d313c3fc21ea04bcc1ab834226665db6a38dc2d7835573d634a24217b6fe63a9afc961f9597d8d2f3c8881b6a564a79c7fe9b60fbbcfd62221022b45c1b32fabc82161d6196fbf768d1eaa780e3d8df80d21e2f221f51d4083297d0388acb557dbf441f255c1af96b01124284ddef5a252fe3008461764264b631cae2ae", 0xbd}, {&(0x7f0000000940)="aaf0a13237e98477da52b9434649c0fc5cc05a188a5a3c44aaf4f2850418371e43254e7ab50d7b1683cad9349754a9254e952f77022eeefeceb9642d6b6ac5cb8216df16bf7e345b79", 0x49}, {&(0x7f00000009c0)="c2ba1a8f103167e31669bbc62727a7d88ea2239c556d88d8df86096cb95c8c4793943ce22a4bac39f63be65300706d34a0fdee505935d98647adb83416a101ab672c63d1da216cf2d2cb712222b539e36431f457cba73fee458f10d263b1043ce4bd4de92f6722124e346eb6e5981e7dfcca52a2f5b68420a3c0be07480a593ef6c4fa5cc1cd9fc168eec433e7f7662e22a70ce73820f9bc5968a9ac2515208ddb3b2b925df94ebcaf2d00629a61200ed0ef43b545086990498fcfc5d4d1f98d1add4fe673d5aee46a8ad2a95a3a15a58ffd75ad2de31fa0dfcae0957e859cdb6e419674426c62d9ae5a636e3a80", 0xee}, {&(0x7f0000000ac0)="915d48fa35bb4f12d70be9ea71295925f8bf27b1e5775c4eface241a85a108c2410a63d8c161b380ebf76b472c5211c7787943e756326cd224e95464fbcc73605a54d684b7d6603ce636808128ece9fb8097a2", 0x53}, {0x0}], 0x5, &(0x7f0000002e00)=[@cred={{0x1c, 0x1, 0x2, {0x0, 0xffffffffffffffff, 0xee00}}}, @cred={{0x1c}}, @rights={{0x2c, 0x1, 0x1, [0xffffffffffffffff, 0xffffffffffffffff, r0, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, r4]}}, @rights={{0x24, 0x1, 0x1, [r5, 0xffffffffffffffff, 0xffffffffffffffff, r4, 0xffffffffffffffff]}}], 0x98, 0x24040040}}, {{0x0, 0x0, &(0x7f0000004100)=[{&(0x7f0000002f40)="637b067f6f99f10cf92d46aea478a379b64f74b6cc226ea87ae4dfcade98f00ffff419239b1e5237e29c77babd53b768c6ad1b737bf908e1e321d457952a3d0c6c559a4af90c74640ba975989271cb01056ac475238d05c8e74b936a6e4ca95e6ce834a82b06d98646a42526ecee1d75934e011ad16d", 0x76}, {&(0x7f0000002fc0)}, {0x0}, {&(0x7f00000040c0)="7886974179698d4c40ac77ac1e2aa4298505fe54b89e5b20ee2cb5b2e216", 0x1e}], 0x4, 0x0, 0x0, 0x40048c4}}, {{0x0, 0x0, 0x0, 0x0, &(0x7f0000005440)=[@cred={{0x1c}}], 0x20, 0x10}}, {{0x0, 0x0, &(0x7f00000086c0)=[{&(0x7f0000005500)="21e6f39df30227ba9da9edf4a1f3dfe4cf9433853b7022b246949a6e1c5f12be85c3be82d6921d2640dc82d7937e97126c908bf8393f5ad7aabee741c17d02348df77176be6403bbb6fcd79958cb855cf37a20081da66ebba8930691bfda12342a802016e42c7fc3204f97ea62b87dfc808df3498dd7ce696710196c56f36bbd9f2367a3bde9faa65c4f4466c5cc3d8f329e9e1657e6fa8cea232ce8e78d9df7e70ae82d463fdec63aec8ffac4b443b8c1", 0xb1}, {&(0x7f0000005680)="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", 0x575}, {&(0x7f0000006680)}, {0x0}, {&(0x7f0000008680)="7dbebf4cac6e576dc6327f72820ef4", 0xf}], 0x5, &(0x7f0000008740)=[@rights={{0x14, 0x1, 0x1, [r0]}}, @rights={{0x24, 0x1, 0x1, [0xffffffffffffffff, r0, 0xffffffffffffffff, r4, r5]}}, @rights={{0x18, 0x1, 0x1, [r4, 0xffffffffffffffff]}}], 0x58, 0x20040040}}], 0x5, 0x40000) r6 = openat$loop_ctrl(0xffffff9c, &(0x7f0000000040), 0x0, 0x0) sendmsg$nl_route(r5, &(0x7f0000000300)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x200}, 0xc, 0x0, 0x1, 0x0, 0x0, 0x4000004}, 0x8010) ioctl$LOOP_CTL_ADD(r6, 0x4c80, 0x0) (fail_nth: 72) ioctl$LOOP_CTL_REMOVE(r6, 0x4c81, 0x0) r7 = creat(&(0x7f0000000240)='./file0\x00', 0x0) fallocate(r7, 0x100000011, 0x0, 0x2811fdff) [ 1861.275738][ T6041] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 1861.284193][ T6041] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 1861.292839][ T6041] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 1861.309239][ T6041] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 1861.321695][ T6041] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 1861.330363][ T6041] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 1861.338757][ T6041] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 1861.347292][ T6041] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 1861.355328][ T6041] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 1861.363467][ T6041] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 1861.371792][ T6041] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 1861.379772][ T6041] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 1861.448630][T23555] FAULT_INJECTION: forcing a failure. [ 1861.448630][T23555] name failslab, interval 1, probability 0, space 0, times 0 [ 1861.461290][T23555] CPU: 1 PID: 23555 Comm: syz-executor.3 Tainted: G W 5.10.160-syzkaller-01321-g003c389455eb #0 [ 1861.472991][T23555] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 1861.483021][T23555] Call Trace: [ 1861.486287][T23555] dump_stack_lvl+0x1e2/0x24b [ 1861.490936][T23555] ? panic+0x7d7/0x7d7 [ 1861.494980][T23555] ? bfq_pos_tree_add_move+0x43e/0x43e [ 1861.500412][T23555] dump_stack+0x15/0x17 [ 1861.504559][T23555] should_fail+0x3c0/0x510 [ 1861.508981][T23555] ? kvasprintf_const+0x139/0x180 [ 1861.513994][T23555] __should_failslab+0x9f/0xe0 [ 1861.518736][T23555] should_failslab+0x9/0x20 [ 1861.523215][T23555] __kmalloc_track_caller+0x5f/0x350 [ 1861.528476][T23555] ? preempt_schedule_irq+0xef/0x140 [ 1861.533737][T23555] ? preempt_schedule_notrace+0x140/0x140 [ 1861.539427][T23555] kstrdup_const+0x55/0x90 [ 1861.543818][T23555] kvasprintf_const+0x139/0x180 [ 1861.548644][T23555] kobject_set_name_vargs+0x61/0x120 [ 1861.553903][T23555] dev_set_name+0xd1/0x120 [ 1861.558299][T23555] ? kobj_map+0xa6/0x6f0 [ 1861.562516][T23555] ? get_device+0x30/0x30 [ 1861.566820][T23555] ? kobj_map+0x6ad/0x6f0 [ 1861.571124][T23555] __device_add_disk+0x6e5/0x11d0 [ 1861.576122][T23555] ? device_add_disk+0x40/0x40 [ 1861.580861][T23555] ? vsprintf+0x40/0x40 [ 1861.584996][T23555] device_add_disk+0x2a/0x40 [ 1861.589613][T23555] loop_add+0x58f/0x760 [ 1861.593747][T23555] loop_control_ioctl+0x564/0x740 [ 1861.598748][T23555] ? loop_remove+0xb0/0xb0 [ 1861.603140][T23555] ? __fget_files+0x310/0x370 [ 1861.607796][T23555] ? security_file_ioctl+0xb1/0xd0 [ 1861.612881][T23555] ? loop_remove+0xb0/0xb0 [ 1861.617268][T23555] __se_sys_ioctl+0x115/0x190 [ 1861.621919][T23555] __x64_sys_ioctl+0x7b/0x90 [ 1861.626484][T23555] do_syscall_64+0x34/0x70 [ 1861.630878][T23555] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 1861.636742][T23555] RIP: 0033:0x7f0de7cfa0a9 [ 1861.641133][T23555] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 f1 19 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 1861.660729][T23555] RSP: 002b:00007f0de6a2b168 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 1861.669119][T23555] RAX: ffffffffffffffda RBX: 00007f0de7e1a120 RCX: 00007f0de7cfa0a9 [ 1861.677067][T23555] RDX: 0000000000000000 RSI: 0000000000004c80 RDI: 0000000000000008 [ 1861.685014][T23555] RBP: 00007f0de6a2b1d0 R08: 0000000000000000 R09: 0000000000000000 [ 1861.692969][T23555] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 1861.701029][T23555] R13: 00007ffd739418ef R14: 00007f0de6a2b300 R15: 0000000000022000 [ 1861.709340][T23555] kobject_add_internal failed for queue (error: -2 parent: (null)) [ 1861.717467][T23555] ------------[ cut here ]------------ [ 1861.722971][T23555] WARNING: CPU: 1 PID: 23555 at fs/sysfs/file.c:328 sysfs_create_files+0x215/0x4a0 [ 1861.732531][T23555] Modules linked in: [ 1861.736544][T23555] CPU: 1 PID: 23555 Comm: syz-executor.3 Tainted: G W 5.10.160-syzkaller-01321-g003c389455eb #0 [ 1861.748282][T23555] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 1861.758379][T23555] RIP: 0010:sysfs_create_files+0x215/0x4a0 [ 1861.764200][T23555] Code: 24 04 48 b9 00 00 00 00 00 fc ff df 48 8b 54 24 08 4c 8b 74 24 20 eb 2b 66 66 2e 0f 1f 84 00 00 00 00 00 66 90 e8 5b a2 9a ff <0f> 0b c7 44 24 04 ea ff ff ff 48 b9 00 00 00 00 00 fc ff df 48 8b [ 1861.783891][T23555] RSP: 0018:ffffc900014f7ae0 EFLAGS: 00010283 [ 1861.790211][T23555] RAX: ffffffff81d27fd1 RBX: ffff888115fa6098 RCX: 0000000000040000 [ 1861.798228][T23555] RDX: ffffc900020fb000 RSI: 0000000000028d1e RDI: 0000000000028d1f [ 1861.806220][T23555] RBP: ffffc900014f7bb0 R08: ffffffff826c6018 R09: ffffed10218338c8 [ 1861.814181][T23555] R10: ffffed10218338c8 R11: 1ffff110218338c7 R12: 0000000000000000 [ 1861.822152][T23555] R13: ffffffff854334a0 R14: ffff888115fa6068 R15: ffffffff8653acc0 [ 1861.830153][T23555] FS: 00007f0de6a2b700(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000 [ 1861.839092][T23555] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 1861.845668][T23555] CR2: 0000000020143000 CR3: 000000015963b000 CR4: 00000000003506b0 [ 1861.853665][T23555] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 1861.861658][T23555] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 1861.869628][T23555] Call Trace: [ 1861.872915][T23555] ? sysfs_create_file_ns+0x2a0/0x2a0 [ 1861.878287][T23555] ? __kasan_check_write+0x14/0x20 [ 1861.883386][T23555] ? kobject_get+0xd2/0x120 [ 1861.887965][T23555] __device_add_disk+0x9cb/0x11d0 [ 1861.892988][T23555] ? device_add_disk+0x40/0x40 [ 1861.897758][T23555] ? vsprintf+0x40/0x40 [ 1861.901904][T23555] device_add_disk+0x2a/0x40 [ 1861.906494][T23555] loop_add+0x58f/0x760 [ 1861.910653][T23555] loop_control_ioctl+0x564/0x740 [ 1861.915667][T23555] ? loop_remove+0xb0/0xb0 [ 1861.920134][T23555] ? __fget_files+0x310/0x370 [ 1861.924802][T23555] ? security_file_ioctl+0xb1/0xd0 [ 1861.929911][T23555] ? loop_remove+0xb0/0xb0 [ 1861.934314][T23555] __se_sys_ioctl+0x115/0x190 [ 1861.938990][T23555] __x64_sys_ioctl+0x7b/0x90 [ 1861.943670][T23555] do_syscall_64+0x34/0x70 [ 1861.948134][T23555] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 1861.954021][T23555] RIP: 0033:0x7f0de7cfa0a9 [ 1861.958438][T23555] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 f1 19 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 1861.978097][T23555] RSP: 002b:00007f0de6a2b168 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 1861.986513][T23555] RAX: ffffffffffffffda RBX: 00007f0de7e1a120 RCX: 00007f0de7cfa0a9 [ 1861.994474][T23555] RDX: 0000000000000000 RSI: 0000000000004c80 RDI: 0000000000000008 [ 1862.002450][T23555] RBP: 00007f0de6a2b1d0 R08: 0000000000000000 R09: 0000000000000000 [ 1862.010436][T23555] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 1862.018407][T23555] R13: 00007ffd739418ef R14: 00007f0de6a2b300 R15: 0000000000022000 [ 1862.026379][T23555] ---[ end trace 3d581eb7e408cfb8 ]--- [ 1862.031820][T23555] ------------[ cut here ]------------ [ 1862.037267][T23555] kernfs: can not remove 'events', no directory [ 1862.043574][T23555] WARNING: CPU: 0 PID: 23555 at fs/kernfs/dir.c:1515 kernfs_remove_by_name_ns+0xc0/0x110 [ 1862.053418][T23555] Modules linked in: [ 1862.057323][T23555] CPU: 0 PID: 23555 Comm: syz-executor.3 Tainted: G W 5.10.160-syzkaller-01321-g003c389455eb #0 [ 1862.069051][T23555] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 1862.079123][T23555] RIP: 0010:kernfs_remove_by_name_ns+0xc0/0x110 [ 1862.085349][T23555] Code: 48 89 df e8 72 ee ff ff 48 89 df e8 8a b1 ff ff 31 db eb 29 e8 c1 00 9b ff 48 c7 c7 c0 32 2d 85 4c 89 fe 31 c0 e8 70 17 6d ff <0f> 0b bb fe ff ff ff eb 16 e8 a2 00 9b ff bb fe ff ff ff 48 c7 c7 [ 1862.104983][T23555] RSP: 0018:ffffc900014f7ab8 EFLAGS: 00010246 [ 1862.111054][T23555] RAX: 0e2be7d0603e4000 RBX: 0000000000000000 RCX: 0000000000040000 [ 1862.119020][T23555] RDX: ffffc900020fb000 RSI: 000000000003ffff RDI: 0000000000040000 [ 1862.127067][T23555] RBP: ffffc900014f7ad0 R08: ffffffff81540db8 R09: fffff5200029ee7d [ 1862.135025][T23555] R10: fffff5200029ee7d R11: 1ffff9200029ee7c R12: ffffffff8653acc0 [ 1862.143003][T23555] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffff85433480 [ 1862.150976][T23555] FS: 00007f0de6a2b700(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000 [ 1862.159904][T23555] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 1862.166484][T23555] CR2: 0000000020143000 CR3: 000000015963b000 CR4: 00000000003506b0 [ 1862.174443][T23555] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 1862.182412][T23555] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 1862.190394][T23555] Call Trace: [ 1862.193675][T23555] sysfs_create_files+0x40a/0x4a0 [ 1862.198700][T23555] ? sysfs_create_file_ns+0x2a0/0x2a0 [ 1862.204063][T23555] ? __kasan_check_write+0x14/0x20 [ 1862.209192][T23555] ? kobject_get+0xd2/0x120 [ 1862.213684][T23555] __device_add_disk+0x9cb/0x11d0 [ 1862.218710][T23555] ? device_add_disk+0x40/0x40 [ 1862.223460][T23555] ? vsprintf+0x40/0x40 [ 1862.227613][T23555] device_add_disk+0x2a/0x40 [ 1862.232190][T23555] loop_add+0x58f/0x760 [ 1862.236348][T23555] loop_control_ioctl+0x564/0x740 [ 1862.241356][T23555] ? loop_remove+0xb0/0xb0 [ 1862.245757][T23555] ? __fget_files+0x310/0x370 [ 1862.250448][T23555] ? security_file_ioctl+0xb1/0xd0 [ 1862.255550][T23555] ? loop_remove+0xb0/0xb0 [ 1862.259982][T23555] __se_sys_ioctl+0x115/0x190 [ 1862.264664][T23555] __x64_sys_ioctl+0x7b/0x90 [ 1862.269252][T23555] do_syscall_64+0x34/0x70 [ 1862.273656][T23555] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 1862.279541][T23555] RIP: 0033:0x7f0de7cfa0a9 [ 1862.283946][T23555] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 f1 19 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 1862.303571][T23555] RSP: 002b:00007f0de6a2b168 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 1862.311999][T23555] RAX: ffffffffffffffda RBX: 00007f0de7e1a120 RCX: 00007f0de7cfa0a9 [ 1862.319980][T23555] RDX: 0000000000000000 RSI: 0000000000004c80 RDI: 0000000000000008 [ 1862.327954][T23555] RBP: 00007f0de6a2b1d0 R08: 0000000000000000 R09: 0000000000000000 [ 1862.335928][T23555] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 1862.343885][T23555] R13: 00007ffd739418ef R14: 00007f0de6a2b300 R15: 0000000000022000 [ 1862.351847][ C0] sched: RT throttling activated [ 1862.356795][T23555] ---[ end trace 3d581eb7e408cfb9 ]--- [ 1862.362238][T23555] loop0: failed to create sysfs files for events [ 1862.383891][T23556] ------------[ cut here ]------------ [ 1862.389390][T23556] kernfs: can not remove 'events', no directory [ 1862.395742][T23556] WARNING: CPU: 0 PID: 23556 at fs/kernfs/dir.c:1515 kernfs_remove_by_name_ns+0xc0/0x110 [ 1862.405555][T23556] Modules linked in: [ 1862.409471][T23556] CPU: 0 PID: 23556 Comm: syz-executor.3 Tainted: G W 5.10.160-syzkaller-01321-g003c389455eb #0 [ 1862.421191][T23556] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 1862.431316][T23556] RIP: 0010:kernfs_remove_by_name_ns+0xc0/0x110 [ 1862.437570][T23556] Code: 48 89 df e8 72 ee ff ff 48 89 df e8 8a b1 ff ff 31 db eb 29 e8 c1 00 9b ff 48 c7 c7 c0 32 2d 85 4c 89 fe 31 c0 e8 70 17 6d ff <0f> 0b bb fe ff ff ff eb 16 e8 a2 00 9b ff bb fe ff ff ff 48 c7 c7 [ 1862.457202][T23556] RSP: 0000:ffffc90000de7bf8 EFLAGS: 00010246 [ 1862.463292][T23556] RAX: 3ee2f168d8197b00 RBX: 0000000000000000 RCX: 0000000000040000 [ 1862.471293][T23556] RDX: ffffc900022fc000 RSI: 00000000000016b5 RDI: 00000000000016b6 [ 1862.479282][T23556] RBP: ffffc90000de7c10 R08: ffffffff81540db8 R09: fffff520001bcea5 [ 1862.504303][T23556] R10: fffff520001bcea5 R11: 1ffff920001bcea4 R12: 0000000000000000 [ 1862.512316][T23556] R13: ffffffff8653acc0 R14: 0000000000000000 R15: ffffffff85433480 [ 1862.520310][T23556] FS: 00007f0de6a0a700(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000 [ 1862.529246][T23556] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 1862.535817][T23556] CR2: 0000001b2d927000 CR3: 000000015963b000 CR4: 00000000003506b0 [ 1862.543791][T23556] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 1862.551763][T23556] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 1862.559731][T23556] Call Trace: [ 1862.563015][T23556] sysfs_remove_files+0xab/0x110 [ 1862.567951][T23556] del_gendisk+0x278/0xe20 [ 1862.572359][T23556] ? device_add_disk_no_queue_reg+0x30/0x30 [ 1862.578261][T23556] ? __radix_tree_delete+0x2ba/0x380 [ 1862.583532][T23556] ? radix_tree_delete_item+0x261/0x360 [ 1862.589072][T23556] loop_remove+0x46/0xb0 [ 1862.593301][T23556] loop_control_ioctl+0x67f/0x740 [ 1862.598467][T23556] ? _raw_spin_lock+0x1b0/0x1b0 [ 1862.603309][T23556] ? loop_remove+0xb0/0xb0 [ 1862.607730][T23556] ? __fget_files+0x310/0x370 [ 1862.612399][T23556] ? security_file_ioctl+0xb1/0xd0 [ 1862.617508][T23556] ? loop_remove+0xb0/0xb0 [ 1862.621910][T23556] __se_sys_ioctl+0x115/0x190 [ 1862.626586][T23556] __x64_sys_ioctl+0x7b/0x90 [ 1862.631162][T23556] do_syscall_64+0x34/0x70 [ 1862.635566][T23556] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 1862.641473][T23556] RIP: 0033:0x7f0de7cfa0a9 [ 1862.645890][T23556] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 f1 19 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 1862.665530][T23556] RSP: 002b:00007f0de6a0a168 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 1862.673960][T23556] RAX: ffffffffffffffda RBX: 00007f0de7e1a1f0 RCX: 00007f0de7cfa0a9 [ 1862.681941][T23556] RDX: 0000000000000000 RSI: 0000000000004c81 RDI: 0000000000000008 [ 1862.689914][T23556] RBP: 00007f0de7d55ae9 R08: 0000000000000000 R09: 0000000000000000 [ 1862.697897][T23556] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 1862.705854][T23556] R13: 00007ffd739418ef R14: 00007f0de6a0a300 R15: 0000000000022000 [ 1862.713825][T23556] ---[ end trace 3d581eb7e408cfba ]--- [ 1862.719278][T23556] ------------[ cut here ]------------ [ 1862.724716][T23556] kernfs: can not remove 'events_async', no directory [ 1862.731552][T23556] WARNING: CPU: 0 PID: 23556 at fs/kernfs/dir.c:1515 kernfs_remove_by_name_ns+0xc0/0x110 [ 1862.741336][T23556] Modules linked in: [ 1862.745224][T23556] CPU: 0 PID: 23556 Comm: syz-executor.3 Tainted: G W 5.10.160-syzkaller-01321-g003c389455eb #0 [ 1862.756938][T23556] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 1862.767004][T23556] RIP: 0010:kernfs_remove_by_name_ns+0xc0/0x110 [ 1862.773230][T23556] Code: 48 89 df e8 72 ee ff ff 48 89 df e8 8a b1 ff ff 31 db eb 29 e8 c1 00 9b ff 48 c7 c7 c0 32 2d 85 4c 89 fe 31 c0 e8 70 17 6d ff <0f> 0b bb fe ff ff ff eb 16 e8 a2 00 9b ff bb fe ff ff ff 48 c7 c7 [ 1862.792838][T23556] RSP: 0000:ffffc90000de7bf8 EFLAGS: 00010246 [ 1862.798905][T23556] RAX: 3ee2f168d8197b00 RBX: 0000000000000000 RCX: 0000000000040000 [ 1862.806874][T23556] RDX: ffffc900022fc000 RSI: 000000000002ac0e RDI: 000000000002ac0f [ 1862.814834][T23556] RBP: ffffc90000de7c10 R08: ffffffff81540db8 R09: fffff520001bcea5 [ 1862.822820][T23556] R10: fffff520001bcea5 R11: 1ffff920001bcea4 R12: 0000000000000000 [ 1862.830795][T23556] R13: ffffffff8653acc0 R14: 0000000000000000 R15: ffffffff85433560 [ 1862.838773][T23556] FS: 00007f0de6a0a700(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000 [ 1862.847710][T23556] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 1862.854281][T23556] CR2: 0000001b2d927000 CR3: 000000015963b000 CR4: 00000000003506b0 [ 1862.862253][T23556] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 1862.870225][T23556] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 1862.878205][T23556] Call Trace: [ 1862.881484][T23556] sysfs_remove_files+0xab/0x110 [ 1862.886422][T23556] del_gendisk+0x278/0xe20 [ 1862.890826][T23556] ? device_add_disk_no_queue_reg+0x30/0x30 [ 1862.896715][T23556] ? __radix_tree_delete+0x2ba/0x380 [ 1862.901990][T23556] ? radix_tree_delete_item+0x261/0x360 [ 1862.907531][T23556] loop_remove+0x46/0xb0 [ 1862.911760][T23556] loop_control_ioctl+0x67f/0x740 [ 1862.916783][T23556] ? _raw_spin_lock+0x1b0/0x1b0 [ 1862.921620][T23556] ? loop_remove+0xb0/0xb0 [ 1862.926036][T23556] ? __fget_files+0x310/0x370 [ 1862.930700][T23556] ? security_file_ioctl+0xb1/0xd0 [ 1862.935797][T23556] ? loop_remove+0xb0/0xb0 [ 1862.940223][T23556] __se_sys_ioctl+0x115/0x190 [ 1862.944885][T23556] __x64_sys_ioctl+0x7b/0x90 [ 1862.949472][T23556] do_syscall_64+0x34/0x70 [ 1862.953892][T23556] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 1862.959781][T23556] RIP: 0033:0x7f0de7cfa0a9 [ 1862.964184][T23556] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 f1 19 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 1862.983787][T23556] RSP: 002b:00007f0de6a0a168 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 1862.992201][T23556] RAX: ffffffffffffffda RBX: 00007f0de7e1a1f0 RCX: 00007f0de7cfa0a9 [ 1863.000181][T23556] RDX: 0000000000000000 RSI: 0000000000004c81 RDI: 0000000000000008 [ 1863.008156][T23556] RBP: 00007f0de7d55ae9 R08: 0000000000000000 R09: 0000000000000000 [ 1863.016121][T23556] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 1863.024079][T23556] R13: 00007ffd739418ef R14: 00007f0de6a0a300 R15: 0000000000022000 [ 1863.032050][T23556] ---[ end trace 3d581eb7e408cfbb ]--- [ 1863.037498][T23556] ------------[ cut here ]------------ [ 1863.042935][T23556] kernfs: can not remove 'events_poll_msecs', no directory [ 1863.050207][T23556] WARNING: CPU: 0 PID: 23556 at fs/kernfs/dir.c:1515 kernfs_remove_by_name_ns+0xc0/0x110 [ 1863.060004][T23556] Modules linked in: [ 1863.063891][T23556] CPU: 0 PID: 23556 Comm: syz-executor.3 Tainted: G W 5.10.160-syzkaller-01321-g003c389455eb #0 [ 1863.075591][T23556] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 1863.085670][T23556] RIP: 0010:kernfs_remove_by_name_ns+0xc0/0x110 [ 1863.091912][T23556] Code: 48 89 df e8 72 ee ff ff 48 89 df e8 8a b1 ff ff 31 db eb 29 e8 c1 00 9b ff 48 c7 c7 c0 32 2d 85 4c 89 fe 31 c0 e8 70 17 6d ff <0f> 0b bb fe ff ff ff eb 16 e8 a2 00 9b ff bb fe ff ff ff 48 c7 c7 [ 1863.111513][T23556] RSP: 0000:ffffc90000de7bf8 EFLAGS: 00010246 [ 1863.117587][T23556] RAX: 3ee2f168d8197b00 RBX: 0000000000000000 RCX: 0000000000040000 [ 1863.125544][T23556] RDX: ffffc900022fc000 RSI: 000000000003ffff RDI: 0000000000040000 [ 1863.133516][T23556] RBP: ffffc90000de7c10 R08: ffffffff81540db8 R09: fffff520001bcea5 [ 1863.141485][T23556] R10: fffff520001bcea5 R11: 1ffff920001bcea4 R12: 0000000000000000 [ 1863.149480][T23556] R13: ffffffff8653acc0 R14: 0000000000000000 R15: ffffffff854335c0 [ 1863.157449][T23556] FS: 00007f0de6a0a700(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000 [ 1863.166389][T23556] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 1863.172962][T23556] CR2: 0000001b2d927000 CR3: 000000015963b000 CR4: 00000000003506b0 [ 1863.180953][T23556] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 1863.188923][T23556] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 1863.196891][T23556] Call Trace: [ 1863.200188][T23556] sysfs_remove_files+0xab/0x110 [ 1863.205111][T23556] del_gendisk+0x278/0xe20 [ 1863.209526][T23556] ? device_add_disk_no_queue_reg+0x30/0x30 [ 1863.215401][T23556] ? __radix_tree_delete+0x2ba/0x380 [ 1863.220682][T23556] ? radix_tree_delete_item+0x261/0x360 [ 1863.226225][T23556] loop_remove+0x46/0xb0 [ 1863.230453][T23556] loop_control_ioctl+0x67f/0x740 [ 1863.235463][T23556] ? _raw_spin_lock+0x1b0/0x1b0 [ 1863.240323][T23556] ? loop_remove+0xb0/0xb0 [ 1863.244725][T23556] ? __fget_files+0x310/0x370 [ 1863.249401][T23556] ? security_file_ioctl+0xb1/0xd0 [ 1863.254516][T23556] ? loop_remove+0xb0/0xb0 [ 1863.258930][T23556] __se_sys_ioctl+0x115/0x190 [ 1863.263600][T23556] __x64_sys_ioctl+0x7b/0x90 [ 1863.268188][T23556] do_syscall_64+0x34/0x70 [ 1863.272591][T23556] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 1863.278477][T23556] RIP: 0033:0x7f0de7cfa0a9 [ 1863.282881][T23556] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 f1 19 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 1863.316943][ T6041] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 1863.325164][ T6041] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 1863.332832][ T6041] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 1863.341413][ T6041] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 1863.350087][ T6041] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 1863.358015][T23556] RSP: 002b:00007f0de6a0a168 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 1863.366439][T23556] RAX: ffffffffffffffda RBX: 00007f0de7e1a1f0 RCX: 00007f0de7cfa0a9 [ 1863.374398][T23556] RDX: 0000000000000000 RSI: 0000000000004c81 RDI: 0000000000000008 [ 1863.382367][T23556] RBP: 00007f0de7d55ae9 R08: 0000000000000000 R09: 0000000000000000 [ 1863.390340][T23556] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 1863.398308][T23556] R13: 00007ffd739418ef R14: 00007f0de6a0a300 R15: 0000000000022000 [ 1863.414484][T23556] ---[ end trace 3d581eb7e408cfbc ]--- [ 1863.420049][T23556] ------------[ cut here ]------------ [ 1863.425491][T23556] kernfs: can not remove 'bdi', no directory [ 1863.431547][T23556] WARNING: CPU: 0 PID: 23556 at fs/kernfs/dir.c:1515 kernfs_remove_by_name_ns+0xc0/0x110 [ 1863.441331][T23556] Modules linked in: [ 1863.445220][T23556] CPU: 0 PID: 23556 Comm: syz-executor.3 Tainted: G W 5.10.160-syzkaller-01321-g003c389455eb #0 [ 1863.456945][T23556] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 1863.467008][T23556] RIP: 0010:kernfs_remove_by_name_ns+0xc0/0x110 [ 1863.473237][T23556] Code: 48 89 df e8 72 ee ff ff 48 89 df e8 8a b1 ff ff 31 db eb 29 e8 c1 00 9b ff 48 c7 c7 c0 32 2d 85 4c 89 fe 31 c0 e8 70 17 6d ff <0f> 0b bb fe ff ff ff eb 16 e8 a2 00 9b ff bb fe ff ff ff 48 c7 c7 [ 1863.492846][T23556] RSP: 0000:ffffc90000de7c18 EFLAGS: 00010246 [ 1863.498918][T23556] RAX: 3ee2f168d8197b00 RBX: 0000000000000000 RCX: 0000000000040000 [ 1863.506890][T23556] RDX: ffffc900022fc000 RSI: 000000000003ffff RDI: 0000000000040000 [ 1863.514852][T23556] RBP: ffffc90000de7c30 R08: ffffffff81540db8 R09: fffff520001bcea9 [ 1863.522834][T23556] R10: fffff520001bcea9 R11: 1ffff920001bcea8 R12: 0000000000000240 [ 1863.530804][T23556] R13: ffff888115fa6030 R14: 0000000000000000 R15: ffffffff85432e60 [ 1863.538782][T23556] FS: 00007f0de6a0a700(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000 [ 1863.547707][T23556] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 1863.554274][T23556] CR2: 0000001b2d927000 CR3: 000000015963b000 CR4: 00000000003506b0 [ 1863.562242][T23556] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 1863.570216][T23556] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 1863.578191][T23556] Call Trace: [ 1863.581471][T23556] sysfs_remove_link+0x50/0x60 [ 1863.586237][T23556] del_gendisk+0x7cd/0xe20 [ 1863.590643][T23556] ? device_add_disk_no_queue_reg+0x30/0x30 [ 1863.596532][T23556] ? __radix_tree_delete+0x2ba/0x380 [ 1863.601804][T23556] ? radix_tree_delete_item+0x261/0x360 [ 1863.607359][T23556] loop_remove+0x46/0xb0 [ 1863.611600][T23556] loop_control_ioctl+0x67f/0x740 [ 1863.616627][T23556] ? _raw_spin_lock+0x1b0/0x1b0 [ 1863.621551][T23556] ? loop_remove+0xb0/0xb0 [ 1863.625965][T23556] ? __fget_files+0x310/0x370 [ 1863.630636][T23556] ? security_file_ioctl+0xb1/0xd0 [ 1863.635735][T23556] ? loop_remove+0xb0/0xb0 [ 1863.640159][T23556] __se_sys_ioctl+0x115/0x190 [ 1863.644823][T23556] __x64_sys_ioctl+0x7b/0x90 [ 1863.649617][T23556] do_syscall_64+0x34/0x70 [ 1863.654028][T23556] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 1863.659923][T23556] RIP: 0033:0x7f0de7cfa0a9 [ 1863.664328][T23556] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 f1 19 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 1863.684176][T23556] RSP: 002b:00007f0de6a0a168 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 1863.692595][T23556] RAX: ffffffffffffffda RBX: 00007f0de7e1a1f0 RCX: 00007f0de7cfa0a9 [ 1863.700578][T23556] RDX: 0000000000000000 RSI: 0000000000004c81 RDI: 0000000000000008 [ 1863.708548][T23556] RBP: 00007f0de7d55ae9 R08: 0000000000000000 R09: 0000000000000000 [ 1863.716515][T23556] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 1863.724470][T23556] R13: 00007ffd739418ef R14: 00007f0de6a0a300 R15: 0000000000022000 [ 1863.732444][T23556] ---[ end trace 3d581eb7e408cfbd ]--- [ 1863.738457][ T6041] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 1863.746775][ T6041] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 1863.755054][ T6041] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 1863.763945][ T6041] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 1863.772420][ T6041] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 1863.780855][ T6041] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 1863.789091][ T6041] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 1863.797588][ T6041] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 1863.806096][ T6041] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 1863.814336][ T6041] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 1863.822661][ T6041] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 1863.830459][ T6041] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 1863.837986][ T6041] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 1863.846380][ T6041] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 1863.854658][ T6041] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 1863.863073][ T6041] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 1863.871249][ T6041] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 1863.879376][ T6041] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 1863.887564][ T6041] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 1863.895856][ T6041] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 1863.904266][ T6041] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 1863.912320][ T6041] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 1863.920418][ T6041] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 1863.928740][ T6041] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 1863.936663][ T6041] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 1863.944805][T23535] netlink: 'syz-executor.2': attribute type 27 has an invalid length. [ 1863.955199][T23556] general protection fault, probably for non-canonical address 0xdffffc0000000000: 0000 [#1] PREEMPT SMP KASAN 03:26:17 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) open(0x0, 0x0, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) sendmsg$netlink(r1, &(0x7f0000006440)={0x0, 0x0, &(0x7f00000063c0)=[{&(0x7f0000000600)={0x34, 0x10, 0x1, 0x0, 0x0, "", [@typed={0x8, 0x0, 0x0, 0x0, @u32}, @typed={0x8, 0x0, 0x0, 0x0, @uid}, @typed={0x14, 0x0, 0x0, 0x0, @ipv6=@loopback={0x21}}]}, 0x34}], 0x1}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x50000002, &(0x7f0000000240)={&(0x7f0000000180)=@newlink={0x28, 0x10, 0x801, 0x0, 0x0, {0x0, 0x0, 0x10, 0x0, 0xa8d}, [@IFLA_GROUP={0x8}]}, 0x28}}, 0x0) 03:26:17 executing program 2: socket$nl_route(0x10, 0x3, 0x0) socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={0x0}}, 0x0) r0 = bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f0000000200)={0x18, 0x4, &(0x7f00000002c0)=ANY=[@ANYBLOB="18010000000000000000000000000000850000006d00000095"], &(0x7f0000000100)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, 0x2, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0}, 0x80) bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f0000000080)={&(0x7f0000000000)='sched_switch\x00', r0}, 0x10) ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, 0x0) socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(0xffffffffffffffff, 0x0, 0x0) openat$hwrng(0xffffffffffffff9c, &(0x7f00000001c0), 0x0, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) sendmsg$netlink(r1, &(0x7f0000006440)={0x0, 0x0, &(0x7f00000063c0)=[{&(0x7f0000000600)={0x34, 0x10, 0x1, 0x442700a0, 0x0, "", [@typed={0x8, 0x0, 0x0, 0x0, @u32}, @typed={0x8, 0x0, 0x0, 0x0, @uid}, @typed={0x14, 0x1b, 0x0, 0x0, @ipv6=@loopback={0x21}}]}, 0x34}], 0x1}, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000140)={0x0, 0x50000000, &(0x7f0000000240)={&(0x7f0000000180)=@newlink={0x28, 0x10, 0x801, 0x0, 0x0, {0x0, 0x0, 0x10, 0x0, 0xa8d}, [@IFLA_GROUP={0x8}]}, 0x28}}, 0x0) [ 1863.960458][T23544] netlink: 'syz-executor.0': attribute type 27 has an invalid length. [ 1863.966902][T23556] KASAN: null-ptr-deref in range [0x0000000000000000-0x0000000000000007] [ 1863.966915][T23556] CPU: 0 PID: 23556 Comm: syz-executor.3 Tainted: G W 5.10.160-syzkaller-01321-g003c389455eb #0 [ 1863.966921][T23556] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 1863.966945][T23556] RIP: 0010:strlen+0x3a/0x80 [ 1864.009703][T23556] Code: c0 ff ff ff ff 49 bf 00 00 00 00 00 fc ff df 48 89 fb 66 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 49 89 c4 48 89 d8 48 c1 e8 03 <42> 0f b6 04 38 84 c0 75 12 48 ff c3 49 8d 44 24 01 43 80 7c 26 01 [ 1864.029279][T23556] RSP: 0018:ffffc90000de7b68 EFLAGS: 00010246 [ 1864.035318][T23556] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000040000 [ 1864.043262][T23556] RDX: ffffc900022fc000 RSI: 000000000003ffff RDI: 0000000000000000 [ 1864.051212][T23556] RBP: ffffc90000de7b88 R08: ffffffff81d1f63c R09: fffff520001bcf75 [ 1864.059160][T23556] R10: fffff520001bcf75 R11: 1ffff920001bcf74 R12: ffffffffffffffff [ 1864.067104][T23556] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 1864.075047][T23556] FS: 00007f0de6a0a700(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000 [ 1864.083944][T23556] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 1864.090497][T23556] CR2: 0000001b2d927000 CR3: 000000015963b000 CR4: 00000000003506b0 [ 1864.098445][T23556] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 1864.106388][T23556] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 1864.114338][T23556] Call Trace: [ 1864.117602][T23556] kernfs_name_hash+0x21/0x240 [ 1864.122337][T23556] kernfs_find_ns+0x72/0x280 [ 1864.126902][T23556] kernfs_remove_by_name_ns+0x3a/0x110 [ 1864.132329][T23556] sysfs_remove_link+0x50/0x60 [ 1864.137063][T23556] del_gendisk+0xbe0/0xe20 [ 1864.141457][T23556] ? device_add_disk_no_queue_reg+0x30/0x30 [ 1864.147328][T23556] ? __radix_tree_delete+0x2ba/0x380 [ 1864.152584][T23556] ? radix_tree_delete_item+0x261/0x360 [ 1864.159228][T23556] loop_remove+0x46/0xb0 [ 1864.163442][T23556] loop_control_ioctl+0x67f/0x740 [ 1864.168441][T23556] ? _raw_spin_lock+0x1b0/0x1b0 [ 1864.173263][T23556] ? loop_remove+0xb0/0xb0 [ 1864.177653][T23556] ? __fget_files+0x310/0x370 [ 1864.182306][T23556] ? security_file_ioctl+0xb1/0xd0 [ 1864.187388][T23556] ? loop_remove+0xb0/0xb0 [ 1864.191781][T23556] __se_sys_ioctl+0x115/0x190 [ 1864.196426][T23556] __x64_sys_ioctl+0x7b/0x90 [ 1864.200992][T23556] do_syscall_64+0x34/0x70 [ 1864.205388][T23556] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 1864.211249][T23556] RIP: 0033:0x7f0de7cfa0a9 [ 1864.215640][T23556] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 f1 19 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 1864.235214][T23556] RSP: 002b:00007f0de6a0a168 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 1864.243604][T23556] RAX: ffffffffffffffda RBX: 00007f0de7e1a1f0 RCX: 00007f0de7cfa0a9 [ 1864.251558][T23556] RDX: 0000000000000000 RSI: 0000000000004c81 RDI: 0000000000000008 [ 1864.259504][T23556] RBP: 00007f0de7d55ae9 R08: 0000000000000000 R09: 0000000000000000 [ 1864.267455][T23556] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 1864.275400][T23556] R13: 00007ffd739418ef R14: 00007f0de6a0a300 R15: 0000000000022000 [ 1864.283346][T23556] Modules linked in: [ 1864.287362][T23556] ---[ end trace 3d581eb7e408cfbe ]--- [ 1864.292811][T23556] RIP: 0010:strlen+0x3a/0x80 [ 1864.297411][T23556] Code: c0 ff ff ff ff 49 bf 00 00 00 00 00 fc ff df 48 89 fb 66 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 49 89 c4 48 89 d8 48 c1 e8 03 <42> 0f b6 04 38 84 c0 75 12 48 ff c3 49 8d 44 24 01 43 80 7c 26 01 [ 1864.317023][T23556] RSP: 0018:ffffc90000de7b68 EFLAGS: 00010246 [ 1864.323070][T23556] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000040000 [ 1864.331048][T23556] RDX: ffffc900022fc000 RSI: 000000000003ffff RDI: 0000000000000000 [ 1864.339035][T23556] RBP: ffffc90000de7b88 R08: ffffffff81d1f63c R09: fffff520001bcf75 [ 1864.347031][T23556] R10: fffff520001bcf75 R11: 1ffff920001bcf74 R12: ffffffffffffffff [ 1864.355005][T23556] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 1864.362995][T23556] FS: 00007f0de6a0a700(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000 [ 1864.371927][T23556] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 1864.378519][T23556] CR2: 0000001b2d927000 CR3: 000000015963b000 CR4: 00000000003506b0 [ 1864.386494][T23556] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 1864.394444][T23556] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 1864.402672][T23556] Kernel panic - not syncing: Fatal exception [ 1864.408873][T23556] Kernel Offset: disabled [ 1864.413189][T23556] Rebooting in 86400 seconds..