ci starts bisection 2023-01-25 02:41:25.82199136 +0000 UTC m=+199799.768053426 bisecting fixing commit since 200e340f2196d7fd427a5810d06e893b932f145a building syzkaller on a6201f1167d158d5a0538c3d29bc3b2bebb0a4fd ensuring issue is reproducible on original commit 200e340f2196d7fd427a5810d06e893b932f145a testing commit 200e340f2196d7fd427a5810d06e893b932f145a gcc compiler: gcc (Debian 10.2.1-6) 10.2.1 20210110, GNU ld (GNU Binutils for Debian) 2.35.2 kernel signature: 079a24cab6a34ac61b337cad2e3bda0b5e5f0131850cbedacc804e6a3a2655bb run #0: crashed: inconsistent lock state in find_vmap_area run #1: crashed: inconsistent lock state in find_vmap_area run #2: crashed: INFO: rcu detected stall in corrupted run #3: crashed: inconsistent lock state in find_vmap_area run #4: crashed: inconsistent lock state in find_vmap_area run #5: crashed: inconsistent lock state in find_vmap_area run #6: crashed: inconsistent lock state in find_vmap_area run #7: crashed: inconsistent lock state in find_vmap_area run #8: crashed: inconsistent lock state in find_vmap_area run #9: crashed: inconsistent lock state in find_vmap_area run #10: crashed: inconsistent lock state in find_vmap_area run #11: crashed: INFO: rcu detected stall in corrupted run #12: crashed: inconsistent lock state in find_vmap_area run #13: crashed: inconsistent lock state in find_vmap_area run #14: crashed: INFO: rcu detected stall in corrupted run #15: crashed: inconsistent lock state in find_vmap_area run #16: crashed: inconsistent lock state in find_vmap_area run #17: crashed: inconsistent lock state in find_vmap_area run #18: crashed: inconsistent lock state in find_vmap_area run #19: crashed: inconsistent lock state in find_vmap_area testing current HEAD 7c46948a6e9cf47ed03b0d489fde894ad46f1437 testing commit 7c46948a6e9cf47ed03b0d489fde894ad46f1437 gcc compiler: gcc (Debian 10.2.1-6) 10.2.1 20210110, GNU ld (GNU Binutils for Debian) 2.35.2 kernel signature: 8db2f6214307cc72f9aef8c4b795cf48928d025e617c73e5f31bb91420eec0f1 run #0: crashed: INFO: rcu detected stall in corrupted run #1: crashed: INFO: rcu detected stall in do_idle run #2: crashed: WARNING in __cfg80211_ibss_joined run #3: crashed: INFO: rcu detected stall in do_idle run #4: crashed: WARNING in __cfg80211_ibss_joined run #5: basic kernel testing failed: failed to copy binary to VM: failed to run ["scp" "-P" "22" "-F" "/dev/null" "-o" "UserKnownHostsFile=/dev/null" "-o" "BatchMode=yes" "-o" "IdentitiesOnly=yes" "-o" "StrictHostKeyChecking=no" "-o" "ConnectTimeout=10" "/tmp/syz-executor4151143585" "root@10.128.0.28:./syz-executor4151143585"]: exit status 1 ssh: connect to host 10.128.0.28 port 22: Connection timed out lost connection run #6: basic kernel testing failed: failed to copy binary to VM: failed to run ["scp" "-P" "22" "-F" "/dev/null" "-o" "UserKnownHostsFile=/dev/null" "-o" "BatchMode=yes" "-o" "IdentitiesOnly=yes" "-o" "StrictHostKeyChecking=no" "-o" "ConnectTimeout=10" "/tmp/syz-executor3960012381" "root@10.128.0.152:./syz-executor3960012381"]: exit status 1 ssh: connect to host 10.128.0.152 port 22: Connection timed out lost connection run #7: OK run #8: OK run #9: OK revisions tested: 2, total time: 39m35.988883437s (build: 16m51.471068176s, test: 21m44.506246536s) the crash still happens on HEAD commit msg: Merge tag 'fs.fuse.acl.v6.2-rc6' of git://git.kernel.org/pub/scm/linux/kernel/git/vfs/idmapping crash: WARNING in __cfg80211_ibss_joined ------------[ cut here ]------------ WARNING: CPU: 1 PID: 11 at net/wireless/ibss.c:37 __cfg80211_ibss_joined+0x3f4/0x4a0 net/wireless/ibss.c:48 Modules linked in: CPU: 1 PID: 11 Comm: kworker/u4:1 Not tainted 6.2.0-rc5-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/12/2023 Workqueue: cfg80211 cfg80211_event_work RIP: 0010:__cfg80211_ibss_joined+0x3f4/0x4a0 net/wireless/ibss.c:37 Code: e8 21 b9 a2 f9 48 8b 34 24 e9 d2 fc ff ff 48 89 34 24 e8 ef b8 a2 f9 48 8b 34 24 e9 f8 fc ff ff e8 01 b9 a2 f9 e9 2b ff ff ff <0f> 0b e9 f0 fc ff ff 0f 0b 48 89 34 24 e8 fa b8 a2 f9 48 8b 34 24 RSP: 0018:ffffc90000107bd8 EFLAGS: 00010246 RAX: 0000000000000002 RBX: ffff8880294d8c90 RCX: 1ffffffff1f4e0be RDX: 0000000000000000 RSI: ffffffff890be9c0 RDI: ffffffff89662520 RBP: ffff8880294d8000 R08: 0000000000000001 R09: ffffffff8fa49a27 R10: 0000000000000001 R11: ffff88807e958190 R12: 1ffff92000020f7d R13: ffff888079cb1018 R14: 0000000000000000 R15: 0000000000000282 FS: 0000000000000000(0000) GS:ffff8880b9d00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 000055d90efda440 CR3: 000000006722c000 CR4: 0000000000350ee0 Call Trace: cfg80211_process_wdev_events+0x39e/0x5a0 net/wireless/util.c:986 cfg80211_process_rdev_events+0x7f/0xf0 net/wireless/util.c:1014 cfg80211_event_work+0x22/0x30 net/wireless/core.c:328 process_one_work+0x8ba/0x14b0 kernel/workqueue.c:2289 worker_thread+0x598/0xec0 kernel/workqueue.c:2436 kthread+0x294/0x330 kernel/kthread.c:376 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:308