ci starts bisection 2023-06-23 16:29:04.726342776 +0000 UTC m=+294410.387829188 bisecting cause commit starting from 8a28a0b6f1a1dcbf5a834600a9acfbe2ba51e5eb building syzkaller on 09ffe269727719aad37ea8145eb57fefb0097165 ensuring issue is reproducible on original commit 8a28a0b6f1a1dcbf5a834600a9acfbe2ba51e5eb testing commit 8a28a0b6f1a1dcbf5a834600a9acfbe2ba51e5eb gcc compiler: gcc (Debian 10.2.1-6) 10.2.1 20210110, GNU ld (GNU Binutils for Debian) 2.35.2 kernel signature: e25cc538ef07071fbd0ba6e6d8fcd3c196fb99f133fb0a2afc4c0eb8be1d7ac0 run #0: crashed: INFO: rcu detected stall in batadv_nc_worker run #1: crashed: INFO: rcu detected stall in seq_read_iter run #2: crashed: INFO: rcu detected stall in sys_readlink run #3: crashed: INFO: rcu detected stall in sys_exit_group run #4: crashed: INFO: rcu detected stall in corrupted run #5: crashed: INFO: rcu detected stall in hub_event run #6: crashed: INFO: rcu detected stall in smp_call_function run #7: crashed: INFO: rcu detected stall in corrupted run #8: crashed: INFO: rcu detected stall in hub_event run #9: crashed: INFO: rcu detected stall in corrupted run #10: crashed: INFO: rcu detected stall in newfstatat run #11: crashed: INFO: rcu detected stall in corrupted run #12: crashed: INFO: rcu detected stall in newfstatat run #13: crashed: INFO: rcu detected stall in hub_event run #14: crashed: INFO: rcu detected stall in hci_cmd_timeout run #15: crashed: INFO: rcu detected stall in security_file_ioctl run #16: crashed: INFO: rcu detected stall in corrupted run #17: crashed: INFO: rcu detected stall in newfstatat run #18: crashed: INFO: rcu detected stall in corrupted run #19: crashed: INFO: rcu detected stall in smp_call_function testing release v6.3 testing commit 457391b0380335d5e9a5babdec90ac53928b23b4 gcc compiler: gcc (Debian 10.2.1-6) 10.2.1 20210110, GNU ld (GNU Binutils for Debian) 2.35.2 kernel signature: d8bf83e07ff12867cecbb12e87cc1366e0e027906b37a11c6731c9e1f09d5df1 run #0: crashed: INFO: rcu detected stall in corrupted run #1: crashed: INFO: rcu detected stall in hub_event run #2: crashed: INFO: rcu detected stall in corrupted run #3: crashed: INFO: rcu detected stall in do_vmi_munmap run #4: crashed: INFO: rcu detected stall in corrupted run #5: crashed: INFO: rcu detected stall in security_file_open run #6: crashed: INFO: rcu detected stall in corrupted run #7: crashed: INFO: rcu detected stall in corrupted run #8: crashed: INFO: rcu detected stall in corrupted run #9: crashed: INFO: rcu detected stall in corrupted testing release v6.2 testing commit c9c3395d5e3dcc6daee66c6908354d47bf98cb0c gcc compiler: gcc (Debian 10.2.1-6) 10.2.1 20210110, GNU ld (GNU Binutils for Debian) 2.35.2 kernel signature: cd13a900f8f21c18d5c93f2d19c7f368970b9fe00d10fc626a785e42d1ebdd0f run #0: crashed: INFO: rcu detected stall in corrupted run #1: crashed: INFO: rcu detected stall in corrupted run #2: crashed: INFO: rcu detected stall in corrupted run #3: crashed: INFO: rcu detected stall in corrupted run #4: crashed: INFO: rcu detected stall in corrupted run #5: crashed: INFO: rcu detected stall in corrupted run #6: crashed: INFO: rcu detected stall in corrupted run #7: crashed: INFO: rcu detected stall in kernfs_fop_release run #8: crashed: INFO: rcu detected stall in corrupted run #9: crashed: INFO: rcu detected stall in sys_syslog testing release v6.1 testing commit 830b3c68c1fb1e9176028d02ef86f3cf76aa2476 gcc compiler: gcc (Debian 10.2.1-6) 10.2.1 20210110, GNU ld (GNU Binutils for Debian) 2.35.2 kernel signature: 01b2e53b52b455a00889a44b404176cb75c2a42978b5dab03136e9e51684d3e4 run #0: crashed: INFO: rcu detected stall in corrupted run #1: crashed: INFO: rcu detected stall in corrupted run #2: crashed: INFO: rcu detected stall in corrupted run #3: crashed: INFO: rcu detected stall in corrupted run #4: crashed: INFO: rcu detected stall in corrupted run #5: crashed: INFO: rcu detected stall in corrupted run #6: crashed: INFO: rcu detected stall in corrupted run #7: crashed: INFO: rcu detected stall in sys_openat run #8: crashed: INFO: rcu detected stall in hub_event run #9: crashed: INFO: rcu detected stall in corrupted testing release v6.0 testing commit 4fe89d07dcc2804c8b562f6c7896a45643d34b2f gcc compiler: gcc (Debian 10.2.1-6) 10.2.1 20210110, GNU ld (GNU Binutils for Debian) 2.35.2 kernel signature: d9a38d84499ee1b91953c213b9f3675bf381e703baa9899d2706f3dceec97133 run #0: crashed: INFO: rcu detected stall in corrupted run #1: crashed: INFO: rcu detected stall in corrupted run #2: crashed: INFO: rcu detected stall in corrupted run #3: crashed: INFO: rcu detected stall in corrupted run #4: crashed: INFO: rcu detected stall in corrupted run #5: crashed: INFO: rcu detected stall in corrupted run #6: crashed: INFO: rcu detected stall in corrupted run #7: crashed: INFO: rcu detected stall in corrupted run #8: crashed: INFO: rcu detected stall in corrupted run #9: crashed: INFO: rcu detected stall in syscall_exit_to_user_mode testing release v5.19 testing commit 3d7cb6b04c3f3115719235cc6866b10326de34cd gcc compiler: gcc (Debian 10.2.1-6) 10.2.1 20210110, GNU ld (GNU Binutils for Debian) 2.35.2 kernel signature: 5f27ef359b7b5cf3fb19bf7d56013da3018bf45107ebf0d3f036080f80914c2e run #0: crashed: INFO: rcu detected stall in corrupted run #1: crashed: INFO: rcu detected stall in dummy_timer run #2: crashed: INFO: rcu detected stall in dummy_timer run #3: crashed: INFO: rcu detected stall in batadv_iv_send_outstanding_bat_ogm_packet run #4: crashed: INFO: rcu detected stall in corrupted run #5: crashed: INFO: rcu detected stall in dummy_timer run #6: crashed: INFO: rcu detected stall in dummy_timer run #7: crashed: INFO: rcu detected stall in dummy_timer run #8: crashed: INFO: rcu detected stall in corrupted run #9: crashed: INFO: rcu detected stall in dummy_timer testing release v5.18 testing commit 4b0986a3613c92f4ec1bdc7f60ec66fea135991f gcc compiler: gcc (Debian 10.2.1-6) 10.2.1 20210110, GNU ld (GNU Binutils for Debian) 2.35.2 kernel signature: bcd5b2bd951c953c63626eabfec7f2d563e2793ac1cd2786440ecc7802bf5ec6 run #0: basic kernel testing failed: failed to copy binary to VM: timedout after 1m0s ["scp" "-P" "22" "-F" "/dev/null" "-o" "UserKnownHostsFile=/dev/null" "-o" "BatchMode=yes" "-o" "IdentitiesOnly=yes" "-o" "StrictHostKeyChecking=no" "-o" "ConnectTimeout=10" "-v" "/tmp/syz-executor1885052104" "root@10.128.10.62:./syz-executor1885052104"] Executing: program /usr/bin/ssh host 10.128.10.62, user root, command scp -v -t ./syz-executor1885052104 OpenSSH_8.4p1 Debian-5+deb11u1, OpenSSL 1.1.1n 15 Mar 2022 debug1: Reading configuration data /dev/null debug1: Connecting to 10.128.10.62 [10.128.10.62] port 22. debug1: fd 3 clearing O_NONBLOCK debug1: Connection established. debug1: identity file /root/.ssh/id_rsa type -1 debug1: identity file /root/.ssh/id_rsa-cert type -1 debug1: identity file /root/.ssh/id_dsa type -1 debug1: identity file /root/.ssh/id_dsa-cert type -1 debug1: identity file /root/.ssh/id_ecdsa type -1 debug1: identity file /root/.ssh/id_ecdsa-cert type -1 debug1: identity file /root/.ssh/id_ecdsa_sk type -1 debug1: identity file /root/.ssh/id_ecdsa_sk-cert type -1 debug1: identity file /root/.ssh/id_ed25519 type -1 debug1: identity file /root/.ssh/id_ed25519-cert type -1 debug1: identity file /root/.ssh/id_ed25519_sk type -1 debug1: identity file /root/.ssh/id_ed25519_sk-cert type -1 debug1: identity file /root/.ssh/id_xmss type -1 debug1: identity file /root/.ssh/id_xmss-cert type -1 debug1: Local version string SSH-2.0-OpenSSH_8.4p1 Debian-5+deb11u1 debug1: Remote protocol version 2.0, remote software version OpenSSH_9.1 debug1: match: OpenSSH_9.1 pat OpenSSH* compat 0x04000000 debug1: Authenticating to 10.128.10.62:22 as 'root' debug1: SSH2_MSG_KEXINIT sent debug1: SSH2_MSG_KEXINIT received debug1: kex: algorithm: curve25519-sha256 debug1: kex: host key algorithm: ecdsa-sha2-nistp256 debug1: kex: server->client cipher: chacha20-poly1305@openssh.com MAC: compression: none debug1: kex: client->server cipher: chacha20-poly1305@openssh.com MAC: compression: none debug1: expecting SSH2_MSG_KEX_ECDH_REPLY debug1: Server host key: ecdsa-sha2-nistp256 SHA256:gQhgaUJA96zS7vuXoCqEcK/oY5Wvh4Si9F03wse36pI Warning: Permanently added '10.128.10.62' (ECDSA) to the list of known hosts. debug1: rekey out after 134217728 blocks debug1: SSH2_MSG_NEWKEYS sent debug1: expecting SSH2_MSG_NEWKEYS debug1: SSH2_MSG_NEWKEYS received debug1: rekey in after 134217728 blocks debug1: Will attempt key: /root/.ssh/id_rsa debug1: Will attempt key: /root/.ssh/id_dsa debug1: Will attempt key: /root/.ssh/id_ecdsa debug1: Will attempt key: /root/.ssh/id_ecdsa_sk debug1: Will attempt key: /root/.ssh/id_ed25519 debug1: Will attempt key: /root/.ssh/id_ed25519_sk debug1: Will attempt key: /root/.ssh/id_xmss debug1: SSH2_MSG_EXT_INFO received debug1: kex_input_ext_info: server-sig-algs= debug1: kex_input_ext_info: publickey-hostbound@openssh.com (unrecognised) debug1: SSH2_MSG_SERVICE_ACCEPT received debug1: Authentication succeeded (none). Authenticated to 10.128.10.62 ([10.128.10.62]:22). debug1: channel 0: new [client-session] debug1: Requesting no-more-sessions@openssh.com debug1: Entering interactive session. debug1: pledge: network debug1: client_input_global_request: rtype hostkeys-00@openssh.com want_reply 0 debug1: Sending command: scp -v -t ./syz-executor1885052104 Sending file modes: C0711 890792 syz-executor1885052104 Sink: C0711 890792 syz-executor1885052104 run #1: crashed: INFO: rcu detected stall in dummy_timer run #2: crashed: INFO: rcu detected stall in dummy_timer run #3: crashed: INFO: rcu detected stall in dummy_timer run #4: crashed: INFO: rcu detected stall in dummy_timer run #5: crashed: INFO: rcu detected stall in dummy_timer run #6: crashed: INFO: rcu detected stall in dummy_timer run #7: crashed: INFO: rcu detected stall in dummy_timer run #8: crashed: INFO: rcu detected stall in dummy_timer run #9: OK testing release v5.17 testing commit f443e374ae131c168a065ea1748feac6b2e76613 gcc compiler: gcc (Debian 10.2.1-6) 10.2.1 20210110, GNU ld (GNU Binutils for Debian) 2.35.2 kernel signature: c4d492e769d6dfd6877d91aad4a8a21d03d51a4aca031650be2bedfd607752f9 run #0: crashed: INFO: rcu detected stall in dummy_timer run #1: crashed: INFO: rcu detected stall in dummy_timer run #2: crashed: INFO: rcu detected stall in dummy_timer run #3: crashed: INFO: rcu detected stall in dummy_timer run #4: crashed: INFO: rcu detected stall in dummy_timer run #5: crashed: INFO: rcu detected stall in dummy_timer run #6: crashed: INFO: rcu detected stall in dummy_timer run #7: OK run #8: OK run #9: OK testing release v5.16 testing commit df0cc57e057f18e44dac8e6c18aba47ab53202f9 gcc compiler: gcc (Debian 10.2.1-6) 10.2.1 20210110, GNU ld (GNU Binutils for Debian) 2.35.2 kernel signature: a16727199088f95563a6c6906af3cfa1ef6b48e07c5c172c2e60aa6b0f0009d1 all runs: crashed: INFO: rcu detected stall in dummy_timer testing release v5.15 testing commit 8bb7eca972ad531c9b149c0a51ab43a417385813 gcc compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.35.2 kernel signature: 4b5b2bb8cb35930a17321e0cc0122964524a767523622264b259692d21d372e9 run #0: crashed: INFO: rcu detected stall in dummy_timer run #1: crashed: INFO: rcu detected stall in hub_event run #2: crashed: INFO: rcu detected stall in corrupted run #3: crashed: INFO: rcu detected stall in dummy_timer run #4: crashed: INFO: rcu detected stall in dummy_timer run #5: crashed: INFO: rcu detected stall in dummy_timer run #6: crashed: INFO: rcu detected stall in dummy_timer run #7: crashed: INFO: rcu detected stall in dummy_timer run #8: OK run #9: crashed: INFO: rcu detected stall in dummy_timer testing release v5.14 testing commit 7d2a07b769330c34b4deabeed939325c77a7ec2f gcc compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.35.2 kernel signature: cb8c951d10f6f7917dcfc40e383662d81f65b8ae1a2eac70870fb9a90fc7be65 run #0: crashed: INFO: rcu detected stall in dummy_timer run #1: crashed: INFO: rcu detected stall in dummy_timer run #2: crashed: INFO: rcu detected stall in dummy_timer run #3: crashed: INFO: rcu detected stall in dummy_timer run #4: crashed: INFO: rcu detected stall in tx run #5: crashed: INFO: rcu detected stall in dummy_timer run #6: crashed: INFO: rcu detected stall in dummy_timer run #7: crashed: INFO: rcu detected stall in dummy_timer run #8: OK run #9: OK testing release v5.13 testing commit 62fb9874f5da54fdb243003b386128037319b219 gcc compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.35.2 kernel signature: eaf8181af93ecf5711b5403261cdf80d9af79632d52961979e41db1622aa3c09 run #0: crashed: INFO: rcu detected stall in dummy_timer run #1: crashed: INFO: rcu detected stall in dummy_timer run #2: crashed: INFO: rcu detected stall in dummy_timer run #3: crashed: INFO: rcu detected stall in dummy_timer run #4: crashed: INFO: rcu detected stall in dummy_timer run #5: crashed: INFO: rcu detected stall in dummy_timer run #6: crashed: INFO: rcu detected stall in tx run #7: OK run #8: OK run #9: OK testing release v5.12 testing commit 9f4ad9e425a1d3b6a34617b8ea226d56a119a717 gcc compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.35.2 kernel signature: 8142abaff46fca138d7c4fefb16231f9a5395010a0303c6b82d573401c108112 run #0: crashed: INFO: rcu detected stall in devkmsg_write run #1: crashed: INFO: rcu detected stall in dummy_timer run #2: crashed: INFO: rcu detected stall in dummy_timer run #3: crashed: INFO: rcu detected stall in hub_event run #4: crashed: INFO: rcu detected stall in dummy_timer run #5: OK run #6: OK run #7: OK run #8: OK run #9: crashed: INFO: rcu detected stall in corrupted testing release v5.11 testing commit f40ddce88593482919761f74910f42f4b84c004b gcc compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.35.2 kernel signature: 3a6b4bd5f86e730ec6780ec9e57dd6e23a5ccc67f8c6a5660db6ab57a79cb089 run #0: crashed: INFO: rcu detected stall in dummy_timer run #1: crashed: INFO: rcu detected stall in dummy_timer run #2: crashed: INFO: rcu detected stall in dummy_timer run #3: crashed: INFO: rcu detected stall in dummy_timer run #4: crashed: INFO: rcu detected stall in dummy_timer run #5: crashed: INFO: rcu detected stall in dummy_timer run #6: crashed: INFO: rcu detected stall in dummy_timer run #7: crashed: INFO: rcu detected stall in dummy_timer run #8: crashed: INFO: rcu detected stall in dummy_timer run #9: OK testing release v5.10 testing commit 2c85ebc57b3e1817b6ce1a6b703928e113a90442 gcc compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.35.2 kernel signature: f88e90af0f383ebe1177889c4194dc9f36216866cfc3b103661ac3d6cf79d549 all runs: basic kernel testing failed: KASAN: use-after-free Read in task_active_pid_ns testing release v5.9 testing commit bbf5c979011a099af5dc76498918ed7df445635b gcc compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.35.2 kernel signature: 1b22c69c2882f5d2794898bf548216cc197c4c016989eede816c04ea89a9c3f5 all runs: basic kernel testing failed: KASAN: use-after-free Read in task_active_pid_ns testing release v5.8 testing commit bcf876870b95592b52519ed4aafcf9d95999bc9c gcc compiler: gcc (GCC) 8.4.1 20210217, GNU ld (GNU Binutils for Debian) 2.35.2 kernel signature: 89bd8022704907ab9d2e5b081b8fda1971d7ed3277446d305baf3fc2a41c77e5 all runs: basic kernel testing failed: KASAN: use-after-free Read in task_active_pid_ns testing release v5.7 testing commit 3d77e6a8804abcc0504c904bd6e5cdf3a5cf8162 gcc compiler: gcc version 8.4.1 20210217 (GCC), GNU ld (GNU Binutils for Debian) 2.35.2 kernel signature: 2439f28d019e54a21facefd0397f936706b60d1b8b89385eaef1459192096139 all runs: basic kernel testing failed: KASAN: use-after-free Read in task_active_pid_ns testing release v5.6 testing commit 7111951b8d4973bda27ff663f2cf18b663d15b48 gcc compiler: gcc version 8.4.1 20210217 (GCC) kernel signature: 24610e0274d89de93982b62551e478ef388a5e160c4a6675a107f6c311a36770 all runs: basic kernel testing failed: KASAN: use-after-free Read in task_active_pid_ns testing release v5.5 testing commit d5226fa6dbae0569ee43ecfc08bdcd6770fc4755 gcc compiler: gcc version 8.4.1 20210217 (GCC) kernel signature: 523c26aec4cd680ca2ea11b3462c73f115383468ccf4ef83e17961eafe87e433 all runs: basic kernel testing failed: KASAN: use-after-free Read in task_active_pid_ns testing release v5.4 testing commit 219d54332a09e8d8741c1e1982f5eae56099de85 gcc compiler: gcc version 8.4.1 20210217 (GCC) kernel signature: fadd11df12241cfb6143c122ee0c18f62a3d241fbeee9a7c6f1b25a0db17f730 run #0: basic kernel testing failed: KASAN: use-after-free Read in task_active_pid_ns run #1: basic kernel testing failed: KASAN: use-after-free Read in task_active_pid_ns run #2: basic kernel testing failed: KASAN: use-after-free Read in task_active_pid_ns run #3: basic kernel testing failed: KASAN: use-after-free Read in task_active_pid_ns run #4: basic kernel testing failed: KASAN: use-after-free Read in task_active_pid_ns run #5: basic kernel testing failed: KASAN: use-after-free Read in task_active_pid_ns run #6: basic kernel testing failed: KASAN: use-after-free Read in task_active_pid_ns run #7: basic kernel testing failed: KASAN: use-after-free Read in task_active_pid_ns run #8: basic kernel testing failed: KASAN: use-after-free Read in task_active_pid_ns run #9: basic kernel testing failed: KASAN: use-after-free Read in __task_pid_nr_ns testing release v5.3 testing commit 4d856f72c10ecb060868ed10ff1b1453943fc6c8 gcc compiler: gcc version 8.4.1 20210217 (GCC) kernel signature: c7ce690c36796cb30094afb54eeb567e44518fe4282cef0a064550eded60eb63 all runs: boot failed: BUG: spinlock bad magic in nf_connlabels_get testing release v5.2 testing commit 0ecfebd2b52404ae0c54a878c872bb93363ada36 gcc compiler: gcc version 8.4.1 20210217 (GCC) kernel signature: f5550d0ab612e07f41d5e31568416260f552adde5348f9643fcd0f5c1020abe0 run #0: basic kernel testing failed: KASAN: use-after-free Read in task_active_pid_ns run #1: basic kernel testing failed: KASAN: use-after-free Read in task_active_pid_ns run #2: basic kernel testing failed: KASAN: use-after-free Read in task_active_pid_ns run #3: basic kernel testing failed: KASAN: use-after-free Read in task_active_pid_ns run #4: basic kernel testing failed: KASAN: use-after-free Read in task_active_pid_ns run #5: basic kernel testing failed: KASAN: use-after-free Read in task_active_pid_ns run #6: basic kernel testing failed: KASAN: use-after-free Read in task_active_pid_ns run #7: basic kernel testing failed: KASAN: use-after-free Read in task_active_pid_ns run #8: basic kernel testing failed: KASAN: use-after-free Read in __task_pid_nr_ns run #9: basic kernel testing failed: KASAN: use-after-free Read in task_active_pid_ns testing release v5.1 testing commit e93c9c99a629c61837d5a7fc2120cd2b6c70dbdd gcc compiler: gcc version 8.4.1 20210217 (GCC) kernel signature: 8820a6e5203e0117a20e0d0bfb16c80faf3383bad359a94f45e26d2aff26c3dc all runs: basic kernel testing failed: KASAN: use-after-free Read in task_active_pid_ns testing release v5.0 testing commit 1c163f4c7b3f621efff9b28a47abb36f7378d783 gcc compiler: gcc version 8.4.1 20210217 (GCC) kernel signature: 320044c49a3d6aa31c9ab46e173ae668948ef6ad087ec5dfc58686c26159c2e4 all runs: basic kernel testing failed: KASAN: use-after-free Read in task_active_pid_ns testing release v4.20 testing commit 8fe28cb58bcb235034b64cbbb7550a8a43fd88be gcc compiler: gcc version 8.4.1 20210217 (GCC) kernel signature: 89dcdcc3214bb0be6766a9f15b7b29d658793447334d9fe73e38182d5bc7ef22 all runs: basic kernel testing failed: KASAN: use-after-free Read in task_active_pid_ns testing release v4.19 testing commit 84df9525b0c27f3ebc2ebb1864fa62a97fdedb7d gcc compiler: gcc version 8.4.1 20210217 (GCC) kernel signature: aa81517307a8d5607d95872a1b8a5d955584a85c9ed9e00f4a911e22521dd74d all runs: basic kernel testing failed: KASAN: use-after-free Read in task_active_pid_ns revisions tested: 27, total time: 8h53m39.97273055s (build: 5h52m44.251303537s, test: 2h48m50.866885518s) error: oldest tested release had kernel build, boot or test errors