bisecting cause commit starting from 252c765bd764a246a8bd516fabf6d6123df4a24f
building syzkaller on be531bb42381b245eed805e49fd889d1c2118c76
testing commit 252c765bd764a246a8bd516fabf6d6123df4a24f
compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.35.2
kernel signature: 543ba0a1ebee28ece5036b149a6ff8a18c85fa8e823417cf34eb13c1e489857f
all runs: crashed: WARNING in bpf_warn_invalid_xdp_action
testing release v5.14
testing commit 7d2a07b769330c34b4deabeed939325c77a7ec2f
compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.35.2
kernel signature: 836d1ba0693bb05668a15eadc4e121d3411fd2de1d5a1d53ebf89379cea0ad68
all runs: crashed: WARNING in bpf_warn_invalid_xdp_action
testing release v5.13
testing commit 62fb9874f5da54fdb243003b386128037319b219
compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.35.2
kernel signature: 7d990a6930244c1a0f6fe089eb262673495ef144df42cca789a37ab3b235ed03
run #0: crashed: WARNING in bpf_warn_invalid_xdp_action
run #1: crashed: WARNING in bpf_warn_invalid_xdp_action
run #2: crashed: BUG: sleeping function called from invalid context in lock_sock_nested
run #3: crashed: WARNING in bpf_warn_invalid_xdp_action
run #4: crashed: WARNING in bpf_warn_invalid_xdp_action
run #5: crashed: WARNING in bpf_warn_invalid_xdp_action
run #6: crashed: WARNING in bpf_warn_invalid_xdp_action
run #7: crashed: WARNING in bpf_warn_invalid_xdp_action
run #8: crashed: WARNING in bpf_warn_invalid_xdp_action
run #9: crashed: WARNING in bpf_warn_invalid_xdp_action
testing release v5.12
testing commit 9f4ad9e425a1d3b6a34617b8ea226d56a119a717
compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.35.2
kernel signature: d15c232baf4eaf932118de885cb9d080778facfa64cbc13a90b07d14e9a6a9a5
all runs: crashed: WARNING in bpf_warn_invalid_xdp_action
testing release v5.11
testing commit f40ddce88593482919761f74910f42f4b84c004b
compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.35.2
kernel signature: 85df232aa498d8c9bd658816bd421b314fd2fc41ebb1bebb6fc3748486e36f1f
all runs: crashed: WARNING in bpf_warn_invalid_xdp_action
testing release v5.10
testing commit 2c85ebc57b3e1817b6ce1a6b703928e113a90442
compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.35.2
kernel signature: 143313765c513b3fa00ba737af1aca84d5b6623aaa5ea93341fa8e13f9a4fdc2
all runs: crashed: WARNING in bpf_warn_invalid_xdp_action
testing release v5.9
testing commit bbf5c979011a099af5dc76498918ed7df445635b
compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.35.2
kernel signature: 95683c3f4845cfe4505f373b2c918c9a8fa246b6c7cf277d281db0b4cd07a057
all runs: crashed: WARNING in bpf_warn_invalid_xdp_action
testing release v5.8
testing commit bcf876870b95592b52519ed4aafcf9d95999bc9c
compiler: gcc (GCC) 8.4.1 20210217, GNU ld (GNU Binutils for Debian) 2.35.2
kernel signature: 0d7b975c5a2e26dcb4c9b7c60dacd1bdce8c70afbf96456b7702758a4ecd4530
all runs: OK
# git bisect start bbf5c979011a099af5dc76498918ed7df445635b bcf876870b95592b52519ed4aafcf9d95999bc9c
Bisecting: 7841 revisions left to test after this (roughly 13 steps)
[47ec5303d73ea344e84f46660fff693c57641386] Merge git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net-next

testing commit 47ec5303d73ea344e84f46660fff693c57641386
compiler: gcc (GCC) 8.4.1 20210217, GNU ld (GNU Binutils for Debian) 2.35.2
kernel signature: da7fc857b2b447b310ac5f6a71d542d1f52eccff306983cd6619344230e36714
all runs: crashed: WARNING in bpf_warn_invalid_xdp_action
# git bisect bad 47ec5303d73ea344e84f46660fff693c57641386
Bisecting: 4088 revisions left to test after this (roughly 12 steps)
[8f7be6291529011a58856bf178f52ed5751c68ac] Merge tag 'mmc-v5.9' of git://git.kernel.org/pub/scm/linux/kernel/git/ulfh/mmc

testing commit 8f7be6291529011a58856bf178f52ed5751c68ac
compiler: gcc (GCC) 8.4.1 20210217, GNU ld (GNU Binutils for Debian) 2.35.2
kernel signature: fe49ab8026dd264327cc3907d2e6771e1f72d65f73aaa177430dbce1a987c7e2
all runs: OK
# git bisect good 8f7be6291529011a58856bf178f52ed5751c68ac
Bisecting: 2043 revisions left to test after this (roughly 11 steps)
[76769c38b45d94f5492ff9be363ac7007fd8e58b] Merge tag 'mlx5-updates-2020-08-03' of git://git.kernel.org/pub/scm/linux/kernel/git/saeed/linux

testing commit 76769c38b45d94f5492ff9be363ac7007fd8e58b
compiler: gcc (GCC) 8.4.1 20210217, GNU ld (GNU Binutils for Debian) 2.35.2
kernel signature: 210681568b95723cd9af814a4837a797bd51db1eced45bff7f4dcb549d0d96a1
all runs: OK
# git bisect good 76769c38b45d94f5492ff9be363ac7007fd8e58b
Bisecting: 1030 revisions left to test after this (roughly 10 steps)
[922e7455bb6122696b0420172700ea2b4e2f5739] Revert "drm/amd/display: Expose connector VRR range via debugfs"

testing commit 922e7455bb6122696b0420172700ea2b4e2f5739
compiler: gcc (GCC) 8.4.1 20210217, GNU ld (GNU Binutils for Debian) 2.35.2
kernel signature: 0ff0a8cfb10830604048aca73f1af922a9a27fd7c897bced6af9d71cec22fa84
all runs: basic kernel testing failed: KASAN: use-after-free Write in afs_wake_up_async_call
# git bisect skip 922e7455bb6122696b0420172700ea2b4e2f5739
Bisecting: 1030 revisions left to test after this (roughly 10 steps)
[e54294d665f81da4005a1f616e4f040c0d696552] drm/amdgpu: Add ATHUB 2.1 header files (v2)

testing commit e54294d665f81da4005a1f616e4f040c0d696552
compiler: gcc version 8.4.1 20210217 (GCC), GNU ld (GNU Binutils for Debian) 2.35.2
kernel signature: aede3940ac7f1aa83074c28bf082ffcd2826ff98ec78968f541a1f0513a336c9
all runs: boot failed: kernel panic: VFS: Unable to mount root fs on unknown-block(NUM,NUM)
# git bisect skip e54294d665f81da4005a1f616e4f040c0d696552
Bisecting: 1030 revisions left to test after this (roughly 10 steps)
[44517aa8d787243dad59c0b55131ae4b6dc100f7] drm/nouveau/svm: convert migrate_clear to new push macros

testing commit 44517aa8d787243dad59c0b55131ae4b6dc100f7
compiler: gcc (GCC) 8.4.1 20210217, GNU ld (GNU Binutils for Debian) 2.35.2
kernel signature: fcd34dd5542148ed515b85e091fa42f8045d48495847d0880ffd4001acf542c5
all runs: OK
# git bisect good 44517aa8d787243dad59c0b55131ae4b6dc100f7
Bisecting: 277 revisions left to test after this (roughly 8 steps)
[dc100bc8fae59aafd2ea2e1a1a43ef1f65f8a8bc] Merge tag 'drm-msm-next-2020-07-30' of https://gitlab.freedesktop.org/drm/msm into drm-next

testing commit dc100bc8fae59aafd2ea2e1a1a43ef1f65f8a8bc
compiler: gcc (GCC) 8.4.1 20210217, GNU ld (GNU Binutils for Debian) 2.35.2
kernel signature: d38e913adebf95bb0697e5645d6e747a8dda636435213140d6823c8575020513
all runs: OK
# git bisect good dc100bc8fae59aafd2ea2e1a1a43ef1f65f8a8bc
Bisecting: 173 revisions left to test after this (roughly 7 steps)
[2cfd71f1a43e9e1053db6c84f2dc33fe88128f67] Merge git://git.kernel.org/pub/scm/linux/kernel/git/kvalo/wireless-drivers.git

testing commit 2cfd71f1a43e9e1053db6c84f2dc33fe88128f67
compiler: gcc (GCC) 8.4.1 20210217, GNU ld (GNU Binutils for Debian) 2.35.2
kernel signature: de89f3c2b41707fe48b5ccf39c1a03af3755bdd15238997c947f83c124524007
run #0: basic kernel testing failed: BUG: program execution failed: executor NUM: exit status NUM
run #1: basic kernel testing failed: BUG: program execution failed: executor NUM: exit status NUM
run #2: basic kernel testing failed: BUG: program execution failed: executor NUM: exit status NUM
run #3: basic kernel testing failed: BUG: program execution failed: executor NUM: exit status NUM
run #4: basic kernel testing failed: BUG: program execution failed: executor NUM: exit status NUM
run #5: basic kernel testing failed: BUG: program execution failed: executor NUM: exit status NUM
run #6: basic kernel testing failed: BUG: program execution failed: executor NUM: exit status NUM
run #7: basic kernel testing failed: BUG: program execution failed: executor NUM: exit status NUM
run #8: basic kernel testing failed: failed to copy test 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-executor134868723" "root@10.128.10.36:./syz-executor134868723"]: exit status 1
Connection timed out during banner exchange
Connection to 10.128.10.36 port 22 timed out
lost connection

run #9: OK
# git bisect skip 2cfd71f1a43e9e1053db6c84f2dc33fe88128f67
Bisecting: 173 revisions left to test after this (roughly 7 steps)
[f7ba7dbf4f7af67b5936ff1cbd40a3254b409ebf] net: macb: Properly handle phylink on at91sam9x

testing commit f7ba7dbf4f7af67b5936ff1cbd40a3254b409ebf
compiler: gcc (GCC) 8.4.1 20210217, GNU ld (GNU Binutils for Debian) 2.35.2
kernel signature: b8de48d024692c4881ef5e5cb6131728f4a169019cdbcc7f9305d14df93b5ae3
run #0: crashed: WARNING in bpf_warn_invalid_xdp_action
run #1: crashed: WARNING in bpf_warn_invalid_xdp_action
run #2: crashed: WARNING in bpf_warn_invalid_xdp_action
run #3: crashed: WARNING in bpf_warn_invalid_xdp_action
run #4: crashed: WARNING in bpf_warn_invalid_xdp_action
run #5: crashed: WARNING in bpf_warn_invalid_xdp_action
run #6: crashed: WARNING in bpf_warn_invalid_xdp_action
run #7: crashed: WARNING in bpf_warn_invalid_xdp_action
run #8: crashed: WARNING in bpf_warn_invalid_xdp_action
run #9: OK
# git bisect bad f7ba7dbf4f7af67b5936ff1cbd40a3254b409ebf
Bisecting: 101 revisions left to test after this (roughly 7 steps)
[3dc05ffb04436020f63138186dbc4f37bd938552] brcmfmac: Set timeout value when configuring power save

testing commit 3dc05ffb04436020f63138186dbc4f37bd938552
compiler: gcc (GCC) 8.4.1 20210217, GNU ld (GNU Binutils for Debian) 2.35.2
kernel signature: 13ac1f2444e75a7285cb488ecf71a9ddef6e8ca98cfc38f72fdf3930049b76a8
run #0: basic kernel testing failed: BUG: program execution failed: executor NUM: exit status NUM
run #1: basic kernel testing failed: BUG: program execution failed: executor NUM: exit status NUM
run #2: basic kernel testing failed: BUG: program execution failed: executor NUM: exit status NUM
run #3: basic kernel testing failed: BUG: program execution failed: executor NUM: exit status NUM
run #4: basic kernel testing failed: BUG: program execution failed: executor NUM: exit status NUM
run #5: basic kernel testing failed: BUG: program execution failed: executor NUM: exit status NUM
run #6: crashed: WARNING in __cfg80211_ibss_joined
run #7: basic kernel testing failed: failed to copy test 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-executor344984039" "root@10.128.0.240:./syz-executor344984039"]: exit status 1
Connection timed out during banner exchange
Connection to 10.128.0.240 port 22 timed out
lost connection

run #8: OK
run #9: OK
reproducer seems to be flaky
# git bisect bad 3dc05ffb04436020f63138186dbc4f37bd938552
Bisecting: 50 revisions left to test after this (roughly 6 steps)
[4bb586bc33b9845d76fc8d4efc2910e37876c399] mt76: mt7663u: sync probe sampling with rate configuration

testing commit 4bb586bc33b9845d76fc8d4efc2910e37876c399
compiler: gcc (GCC) 8.4.1 20210217, GNU ld (GNU Binutils for Debian) 2.35.2
kernel signature: fd10a2d2a71b5330cc478a2e4d611c5d322dd8c2a615a0bf397f0ce95aedbc8f
all runs: OK
# git bisect good 4bb586bc33b9845d76fc8d4efc2910e37876c399
Bisecting: 25 revisions left to test after this (roughly 5 steps)
[84d47961a02c4568774b0a4e4b1373377786691c] prism54: switch from 'pci_' to 'dma_' API

testing commit 84d47961a02c4568774b0a4e4b1373377786691c
compiler: gcc (GCC) 8.4.1 20210217, GNU ld (GNU Binutils for Debian) 2.35.2
kernel signature: bdd172d19c7c3f998fcf6253810bb913e2f4e04c9732a8e4ec6e92a7260bbcb7
run #0: basic kernel testing failed: BUG: program execution failed: executor NUM: exit status NUM
run #1: basic kernel testing failed: BUG: program execution failed: executor NUM: exit status NUM
run #2: basic kernel testing failed: BUG: program execution failed: executor NUM: exit status NUM
run #3: basic kernel testing failed: BUG: program execution failed: executor NUM: exit status NUM
run #4: basic kernel testing failed: BUG: program execution failed: executor NUM: exit status NUM
run #5: basic kernel testing failed: BUG: program execution failed: executor NUM: exit status NUM
run #6: basic kernel testing failed: BUG: program execution failed: executor NUM: exit status NUM
run #7: basic kernel testing failed: BUG: program execution failed: executor NUM: exit status NUM
run #8: basic kernel testing failed: BUG: program execution failed: executor NUM: exit status NUM
run #9: basic kernel testing failed: BUG: program execution failed: executor NUM: exit status NUM
run #10: basic kernel testing failed: BUG: program execution failed: executor NUM: exit status NUM
run #11: basic kernel testing failed: BUG: program execution failed: executor NUM: exit status NUM
run #12: basic kernel testing failed: BUG: program execution failed: executor NUM: exit status NUM
run #13: crashed: WARNING in __cfg80211_ibss_joined
run #14: crashed: WARNING in __cfg80211_ibss_joined
run #15: basic kernel testing failed: failed to copy test 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-executor850209799" "root@10.128.1.54:./syz-executor850209799"]: exit status 1
Connection timed out during banner exchange
Connection to 10.128.1.54 port 22 timed out
lost connection

run #16: basic kernel testing failed: failed to copy test 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-executor295086010" "root@10.128.1.125:./syz-executor295086010"]: exit status 1
Connection timed out during banner exchange
Connection to 10.128.1.125 port 22 timed out
lost connection

run #17: OK
run #18: basic kernel testing failed: failed to copy test 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-executor567634475" "root@10.128.10.58:./syz-executor567634475"]: exit status 1
Connection timed out during banner exchange
Connection to 10.128.10.58 port 22 timed out
lost connection

run #19: OK
# git bisect bad 84d47961a02c4568774b0a4e4b1373377786691c
Bisecting: 11 revisions left to test after this (roughly 4 steps)
[a66cbdd6573db8515735d37793c22605432c346d] mt76: mt7615: introduce mt7663s support

testing commit a66cbdd6573db8515735d37793c22605432c346d
compiler: gcc (GCC) 8.4.1 20210217, GNU ld (GNU Binutils for Debian) 2.35.2
kernel signature: fd10a2d2a71b5330cc478a2e4d611c5d322dd8c2a615a0bf397f0ce95aedbc8f
all runs: OK
# git bisect good a66cbdd6573db8515735d37793c22605432c346d
Bisecting: 5 revisions left to test after this (roughly 3 steps)
[56b06d4da8128a73dd1568cf65cb57725cc71968] rtlwifi: btcoex: remove redundant initialization of variables ant_num and single_ant_path

testing commit 56b06d4da8128a73dd1568cf65cb57725cc71968
compiler: gcc (GCC) 8.4.1 20210217, GNU ld (GNU Binutils for Debian) 2.35.2
kernel signature: bdd172d19c7c3f998fcf6253810bb913e2f4e04c9732a8e4ec6e92a7260bbcb7
run #0: basic kernel testing failed: BUG: program execution failed: executor NUM: exit status NUM
run #1: basic kernel testing failed: BUG: program execution failed: executor NUM: exit status NUM
run #2: basic kernel testing failed: BUG: program execution failed: executor NUM: exit status NUM
run #3: basic kernel testing failed: BUG: program execution failed: executor NUM: exit status NUM
run #4: basic kernel testing failed: BUG: program execution failed: executor NUM: exit status NUM
run #5: basic kernel testing failed: BUG: program execution failed: executor NUM: exit status NUM
run #6: basic kernel testing failed: BUG: program execution failed: executor NUM: exit status NUM
run #7: basic kernel testing failed: BUG: program execution failed: executor NUM: exit status NUM
run #8: basic kernel testing failed: BUG: program execution failed: executor NUM: exit status NUM
run #9: basic kernel testing failed: BUG: program execution failed: executor NUM: exit status NUM
run #10: basic kernel testing failed: BUG: program execution failed: executor NUM: exit status NUM
run #11: basic kernel testing failed: BUG: program execution failed: executor NUM: exit status NUM
run #12: basic kernel testing failed: BUG: program execution failed: executor NUM: exit status NUM
run #13: basic kernel testing failed: BUG: program execution failed: executor NUM: exit status NUM
run #14: basic kernel testing failed: BUG: program execution failed: executor NUM: exit status NUM
run #15: basic kernel testing failed: BUG: program execution failed: executor NUM: exit status NUM
run #16: basic kernel testing failed: BUG: program execution failed: executor NUM: exit status NUM
run #17: basic kernel testing failed: failed to copy test 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-executor662953027" "root@10.128.1.226:./syz-executor662953027"]: exit status 1
Connection timed out during banner exchange
Connection to 10.128.1.226 port 22 timed out
lost connection

run #18: OK
run #19: basic kernel testing failed: failed to copy test 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-executor622811334" "root@10.128.10.44:./syz-executor622811334"]: exit status 1
Connection timed out during banner exchange
Connection to 10.128.10.44 port 22 timed out
lost connection

# git bisect skip 56b06d4da8128a73dd1568cf65cb57725cc71968
Bisecting: 5 revisions left to test after this (roughly 3 steps)
[ba78405ecaac382d65d16dcd6798d8c64e264432] p54: switch from 'pci_' to 'dma_' API

testing commit ba78405ecaac382d65d16dcd6798d8c64e264432
compiler: gcc (GCC) 8.4.1 20210217, GNU ld (GNU Binutils for Debian) 2.35.2
kernel signature: bdd172d19c7c3f998fcf6253810bb913e2f4e04c9732a8e4ec6e92a7260bbcb7
run #0: basic kernel testing failed: BUG: program execution failed: executor NUM: exit status NUM
run #1: basic kernel testing failed: BUG: program execution failed: executor NUM: exit status NUM
run #2: basic kernel testing failed: BUG: program execution failed: executor NUM: exit status NUM
run #3: basic kernel testing failed: BUG: program execution failed: executor NUM: exit status NUM
run #4: basic kernel testing failed: BUG: program execution failed: executor NUM: exit status NUM
run #5: basic kernel testing failed: BUG: program execution failed: executor NUM: exit status NUM
run #6: basic kernel testing failed: BUG: program execution failed: executor NUM: exit status NUM
run #7: basic kernel testing failed: BUG: program execution failed: executor NUM: exit status NUM
run #8: basic kernel testing failed: BUG: program execution failed: executor NUM: exit status NUM
run #9: basic kernel testing failed: BUG: program execution failed: executor NUM: exit status NUM
run #10: basic kernel testing failed: BUG: program execution failed: executor NUM: exit status NUM
run #11: basic kernel testing failed: BUG: program execution failed: executor NUM: exit status NUM
run #12: basic kernel testing failed: BUG: program execution failed: executor NUM: exit status NUM
run #13: basic kernel testing failed: BUG: program execution failed: executor NUM: exit status NUM
run #14: crashed: SYZFAIL: iptable: setsockopt(IPT_SO_SET_REPLACE) failed
run #15: OK
run #16: basic kernel testing failed: failed to copy test 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-executor934447857" "root@10.128.15.197:./syz-executor934447857"]: exit status 1
Connection timed out during banner exchange
Connection to 10.128.15.197 port 22 timed out
lost connection

run #17: basic kernel testing failed: failed to copy test 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-executor851265948" "root@10.128.15.199:./syz-executor851265948"]: exit status 1
Connection timed out during banner exchange
Connection to 10.128.15.199 port 22 timed out
lost connection

run #18: OK
run #19: OK
# git bisect bad ba78405ecaac382d65d16dcd6798d8c64e264432
Bisecting: 4 revisions left to test after this (roughly 2 steps)
[5648d1c9cadb0a6afb29dd8891159906dadf5c77] mt76: mt76u: add missing release on skb in __mt76x02u_mcu_send_msg

testing commit 5648d1c9cadb0a6afb29dd8891159906dadf5c77
compiler: gcc (GCC) 8.4.1 20210217, GNU ld (GNU Binutils for Debian) 2.35.2
kernel signature: fd10a2d2a71b5330cc478a2e4d611c5d322dd8c2a615a0bf397f0ce95aedbc8f
all runs: OK
# git bisect good 5648d1c9cadb0a6afb29dd8891159906dadf5c77
Bisecting: 1 revision left to test after this (roughly 1 step)
[1751a7352b632991600c3e7e604be3920a82b386] rtlwifi: btcoex: use %*ph to print small buffer

testing commit 1751a7352b632991600c3e7e604be3920a82b386
compiler: gcc (GCC) 8.4.1 20210217, GNU ld (GNU Binutils for Debian) 2.35.2
kernel signature: bdd172d19c7c3f998fcf6253810bb913e2f4e04c9732a8e4ec6e92a7260bbcb7
run #0: basic kernel testing failed: BUG: program execution failed: executor NUM: exit status NUM
run #1: basic kernel testing failed: BUG: program execution failed: executor NUM: exit status NUM
run #2: basic kernel testing failed: BUG: program execution failed: executor NUM: exit status NUM
run #3: basic kernel testing failed: BUG: program execution failed: executor NUM: exit status NUM
run #4: basic kernel testing failed: BUG: program execution failed: executor NUM: exit status NUM
run #5: basic kernel testing failed: BUG: program execution failed: executor NUM: exit status NUM
run #6: basic kernel testing failed: BUG: program execution failed: executor NUM: exit status NUM
run #7: basic kernel testing failed: BUG: program execution failed: executor NUM: exit status NUM
run #8: basic kernel testing failed: BUG: program execution failed: executor NUM: exit status NUM
run #9: basic kernel testing failed: BUG: program execution failed: executor NUM: exit status NUM
run #10: basic kernel testing failed: BUG: program execution failed: executor NUM: exit status NUM
run #11: basic kernel testing failed: BUG: program execution failed: executor NUM: exit status NUM
run #12: basic kernel testing failed: BUG: program execution failed: executor NUM: exit status NUM
run #13: basic kernel testing failed: BUG: program execution failed: executor NUM: exit status NUM
run #14: crashed: WARNING in __cfg80211_ibss_joined
run #15: basic kernel testing failed: failed to copy test 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-executor925083277" "root@10.128.10.9:./syz-executor925083277"]: exit status 1
Connection timed out during banner exchange
Connection to 10.128.10.9 port 22 timed out
lost connection

run #16: basic kernel testing failed: failed to copy test 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-executor379059848" "root@10.128.10.18:./syz-executor379059848"]: exit status 1
Connection timed out during banner exchange
Connection to 10.128.10.18 port 22 timed out
lost connection

run #17: basic kernel testing failed: failed to copy test 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-executor875962106" "root@10.128.0.42:./syz-executor875962106"]: exit status 1
Connection timed out during banner exchange
Connection to 10.128.0.42 port 22 timed out
lost connection

run #18: basic kernel testing failed: failed to copy test 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-executor045780497" "root@10.128.0.233:./syz-executor045780497"]: exit status 1
Connection timed out during banner exchange
Connection to 10.128.0.233 port 22 timed out
lost connection

run #19: OK
# git bisect bad 1751a7352b632991600c3e7e604be3920a82b386
Bisecting: 0 revisions left to test after this (roughly 1 step)
[98f80899e16832d05f58a7ee6cdbf6c708f5d120] Merge tag 'mt76-for-kvalo-2020-07-21' of https://github.com/nbd168/wireless

testing commit 98f80899e16832d05f58a7ee6cdbf6c708f5d120
compiler: gcc (GCC) 8.4.1 20210217, GNU ld (GNU Binutils for Debian) 2.35.2
kernel signature: bdd172d19c7c3f998fcf6253810bb913e2f4e04c9732a8e4ec6e92a7260bbcb7
run #0: basic kernel testing failed: BUG: program execution failed: executor NUM: exit status NUM
run #1: basic kernel testing failed: BUG: program execution failed: executor NUM: exit status NUM
run #2: basic kernel testing failed: BUG: program execution failed: executor NUM: exit status NUM
run #3: basic kernel testing failed: BUG: program execution failed: executor NUM: exit status NUM
run #4: basic kernel testing failed: BUG: program execution failed: executor NUM: exit status NUM
run #5: basic kernel testing failed: BUG: program execution failed: executor NUM: exit status NUM
run #6: basic kernel testing failed: BUG: program execution failed: executor NUM: exit status NUM
run #7: basic kernel testing failed: BUG: program execution failed: executor NUM: exit status NUM
run #8: basic kernel testing failed: BUG: program execution failed: executor NUM: exit status NUM
run #9: basic kernel testing failed: BUG: program execution failed: executor NUM: exit status NUM
run #10: basic kernel testing failed: BUG: program execution failed: executor NUM: exit status NUM
run #11: basic kernel testing failed: BUG: program execution failed: executor NUM: exit status NUM
run #12: basic kernel testing failed: BUG: program execution failed: executor NUM: exit status NUM
run #13: basic kernel testing failed: BUG: program execution failed: executor NUM: exit status NUM
run #14: basic kernel testing failed: BUG: program execution failed: executor NUM: exit status NUM
run #15: basic kernel testing failed: BUG: program execution failed: executor NUM: exit status NUM
run #16: basic kernel testing failed: BUG: program execution failed: executor NUM: exit status NUM
run #17: basic kernel testing failed: failed to copy test 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-executor231522923" "root@10.128.1.186:./syz-executor231522923"]: exit status 1
Connection timed out during banner exchange
Connection to 10.128.1.186 port 22 timed out
lost connection

run #18: OK
run #19: OK
# git bisect skip 98f80899e16832d05f58a7ee6cdbf6c708f5d120
There are only 'skip'ped commits left to test.
The first bad commit could be any of:
56b06d4da8128a73dd1568cf65cb57725cc71968
98f80899e16832d05f58a7ee6cdbf6c708f5d120
1751a7352b632991600c3e7e604be3920a82b386
We cannot bisect more!

Reproducer flagged being flaky
revisions tested: 26, total time: 6h24m56.331994744s (build: 2h38m58.936653541s, test: 3h42m53.316963872s)
bisection is inconclusive, the first bad commit could be any of:
56b06d4da8128a73dd1568cf65cb57725cc71968
98f80899e16832d05f58a7ee6cdbf6c708f5d120
1751a7352b632991600c3e7e604be3920a82b386