bisecting cause commit starting from bec4c2968fce2f44ce62d05288a633cd99a722eb
building syzkaller on 6593fd32d71a33f76462f347ef263e26600d998e
testing commit bec4c2968fce2f44ce62d05288a633cd99a722eb with gcc (GCC) 8.1.0
kernel signature: b2b7e657fe11e8e9e553cca71ce497b644283a9014af81b401ead9bfb95da50f
run #0: crashed: BUG: unable to handle kernel NULL pointer dereference in vhci_shutdown_connection
run #1: crashed: BUG: unable to handle kernel NULL pointer dereference in vhci_shutdown_connection
run #2: crashed: BUG: unable to handle kernel NULL pointer dereference in vhci_shutdown_connection
run #3: crashed: BUG: unable to handle kernel NULL pointer dereference in vhci_shutdown_connection
run #4: crashed: BUG: unable to handle kernel NULL pointer dereference in vhci_shutdown_connection
run #5: crashed: BUG: unable to handle kernel NULL pointer dereference in vhci_shutdown_connection
run #6: crashed: BUG: unable to handle kernel NULL pointer dereference in vhci_shutdown_connection
run #7: crashed: BUG: unable to handle kernel NULL pointer dereference in vhci_shutdown_connection
run #8: crashed: BUG: unable to handle kernel NULL pointer dereference in vhci_shutdown_connection
run #9: crashed: INFO: task hung in usb_get_descriptor
testing release v5.10
testing commit 2c85ebc57b3e1817b6ce1a6b703928e113a90442 with gcc (GCC) 8.1.0
kernel signature: 1176f6e3da191cd9a4f0adcc96b27926a7b0fee4c392f5c3802a03719279a08f
run #0: crashed: BUG: unable to handle kernel NULL pointer dereference in vhci_shutdown_connection
run #1: crashed: BUG: unable to handle kernel NULL pointer dereference in vhci_shutdown_connection
run #2: crashed: BUG: unable to handle kernel NULL pointer dereference in vhci_shutdown_connection
run #3: crashed: BUG: unable to handle kernel NULL pointer dereference in vhci_shutdown_connection
run #4: crashed: BUG: unable to handle kernel NULL pointer dereference in vhci_shutdown_connection
run #5: crashed: BUG: unable to handle kernel NULL pointer dereference in vhci_shutdown_connection
run #6: crashed: BUG: unable to handle kernel NULL pointer dereference in vhci_shutdown_connection
run #7: crashed: BUG: unable to handle kernel NULL pointer dereference in vhci_shutdown_connection
run #8: crashed: INFO: task hung in usb_get_descriptor
run #9: crashed: INFO: task hung in usb_get_descriptor
testing release v5.9
testing commit bbf5c979011a099af5dc76498918ed7df445635b with gcc (GCC) 8.1.0
kernel signature: f9c6c15ef2c250e9223431da7d927113e6c13ea74c5f3efc6aa82799e3a40306
all runs: crashed: BUG: unable to handle kernel NULL pointer dereference in vhci_shutdown_connection
testing release v5.8
testing commit bcf876870b95592b52519ed4aafcf9d95999bc9c with gcc (GCC) 8.1.0
kernel signature: 99778a096df853bd1a40ef123e12eefeb5fda430252902a2a8be5c15fc4fb37b
all runs: crashed: BUG: unable to handle kernel NULL pointer dereference in vhci_shutdown_connection
testing release v5.7
testing commit 3d77e6a8804abcc0504c904bd6e5cdf3a5cf8162 with gcc (GCC) 8.1.0
kernel signature: 5061fc3c9e3a68144c060c9748a7fb175dcd1ff866c3965007eee49ff96c609a
run #0: crashed: KASAN: null-ptr-deref Write in vhci_shutdown_connection
run #1: crashed: KASAN: null-ptr-deref Write in vhci_shutdown_connection
run #2: crashed: KASAN: null-ptr-deref Write in vhci_shutdown_connection
run #3: crashed: KASAN: null-ptr-deref Write in vhci_shutdown_connection
run #4: crashed: KASAN: null-ptr-deref Write in vhci_shutdown_connection
run #5: crashed: KASAN: null-ptr-deref Write in vhci_shutdown_connection
run #6: crashed: KASAN: null-ptr-deref Write in vhci_shutdown_connection
run #7: crashed: KASAN: null-ptr-deref Write in vhci_shutdown_connection
run #8: crashed: INFO: task hung in usb_get_descriptor
run #9: crashed: INFO: task hung in usb_get_descriptor
testing release v5.6
testing commit 7111951b8d4973bda27ff663f2cf18b663d15b48 with gcc (GCC) 8.1.0
kernel signature: 7c6e819a301fd8d346acacf8fb5d9ff6eb7b2c54edbd5b6d9602e3d1b2c28825
run #0: crashed: KASAN: null-ptr-deref Write in vhci_shutdown_connection
run #1: crashed: KASAN: null-ptr-deref Write in vhci_shutdown_connection
run #2: crashed: KASAN: null-ptr-deref Write in vhci_shutdown_connection
run #3: crashed: KASAN: null-ptr-deref Write in vhci_shutdown_connection
run #4: crashed: KASAN: null-ptr-deref Write in vhci_shutdown_connection
run #5: crashed: KASAN: null-ptr-deref Write in vhci_shutdown_connection
run #6: crashed: KASAN: null-ptr-deref Write in vhci_shutdown_connection
run #7: crashed: INFO: task hung in usb_get_descriptor
run #8: crashed: INFO: task hung in usb_get_descriptor
run #9: crashed: INFO: task hung in usb_get_descriptor
testing release v5.5
testing commit d5226fa6dbae0569ee43ecfc08bdcd6770fc4755 with gcc (GCC) 8.1.0
kernel signature: c1c01912617034ecbde17f968f24abf508abb18d1af7a7d2b7dbf75e8f54a26a
run #0: crashed: KASAN: null-ptr-deref Write in vhci_shutdown_connection
run #1: crashed: KASAN: null-ptr-deref Write in vhci_shutdown_connection
run #2: crashed: KASAN: null-ptr-deref Write in vhci_shutdown_connection
run #3: crashed: KASAN: null-ptr-deref Write in vhci_shutdown_connection
run #4: crashed: KASAN: null-ptr-deref Write in vhci_shutdown_connection
run #5: crashed: KASAN: null-ptr-deref Write in vhci_shutdown_connection
run #6: crashed: KASAN: null-ptr-deref Write in vhci_shutdown_connection
run #7: crashed: INFO: task hung in usb_get_descriptor
run #8: crashed: INFO: task hung in usb_get_descriptor
run #9: crashed: INFO: task hung in usb_get_descriptor
testing release v5.4
testing commit 219d54332a09e8d8741c1e1982f5eae56099de85 with gcc (GCC) 8.1.0
kernel signature: afad7b7e79f4bf5b2714cf8c65d94249065db5f5c9f2f6170761114b2816166e
run #0: crashed: BUG: unable to handle kernel NULL pointer dereference in vhci_shutdown_connection
run #1: crashed: BUG: unable to handle kernel NULL pointer dereference in vhci_shutdown_connection
run #2: crashed: BUG: unable to handle kernel NULL pointer dereference in vhci_shutdown_connection
run #3: crashed: BUG: unable to handle kernel NULL pointer dereference in vhci_shutdown_connection
run #4: crashed: BUG: unable to handle kernel NULL pointer dereference in vhci_shutdown_connection
run #5: crashed: BUG: unable to handle kernel NULL pointer dereference in vhci_shutdown_connection
run #6: crashed: BUG: unable to handle kernel NULL pointer dereference in vhci_shutdown_connection
run #7: crashed: BUG: unable to handle kernel NULL pointer dereference in vhci_shutdown_connection
run #8: crashed: INFO: task hung in usb_get_descriptor
run #9: crashed: INFO: task hung in usb_get_descriptor
testing release v5.3
testing commit 4d856f72c10ecb060868ed10ff1b1453943fc6c8 with gcc (GCC) 8.1.0
kernel signature: 587b7d94c8ccb60ae1f08bdae99cc003034fe0c083984eac4d89375f070801f7
all runs: crashed: BUG: unable to handle kernel NULL pointer dereference in vhci_shutdown_connection
testing release v5.2
testing commit 0ecfebd2b52404ae0c54a878c872bb93363ada36 with gcc (GCC) 8.1.0
kernel signature: 5eb6668a4b5f030e2edf4460eba8f834768165f41bfb2b8bb68ff8ee86349882
all runs: crashed: BUG: unable to handle kernel NULL pointer dereference in vhci_shutdown_connection
testing release v5.1
testing commit e93c9c99a629c61837d5a7fc2120cd2b6c70dbdd with gcc (GCC) 8.1.0
kernel signature: 20b979a4c2d3b41adc8eeb85bfcd328a2715cd932fb180b00ad8cf80b4712dff
all runs: crashed: BUG: unable to handle kernel NULL pointer dereference in vhci_shutdown_connection
testing release v5.0
testing commit 1c163f4c7b3f621efff9b28a47abb36f7378d783 with gcc (GCC) 8.1.0
kernel signature: 80b5e353e1895803871f3393bbaf0c59eef79e5f86529b2080952b02853f5a11
all runs: crashed: KASAN: null-ptr-deref Write in vhci_shutdown_connection
testing release v4.20
testing commit 8fe28cb58bcb235034b64cbbb7550a8a43fd88be with gcc (GCC) 8.1.0
kernel signature: 092e769168d3f1127cc9ee1f8802f03d12db793853424fe84b8dfd00196ad4d6
all runs: crashed: KASAN: null-ptr-deref Write in vhci_shutdown_connection
testing release v4.19
testing commit 84df9525b0c27f3ebc2ebb1864fa62a97fdedb7d with gcc (GCC) 8.1.0
kernel signature: 56d041e7136e8b85197b1dea80516deb5ae1cad430618286cc2fe05cf329af51
run #0: crashed: KASAN: null-ptr-deref Write in vhci_shutdown_connection
run #1: crashed: KASAN: null-ptr-deref Write in vhci_shutdown_connection
run #2: crashed: KASAN: null-ptr-deref Write in vhci_shutdown_connection
run #3: crashed: KASAN: null-ptr-deref Write in vhci_shutdown_connection
run #4: crashed: KASAN: null-ptr-deref Write in vhci_shutdown_connection
run #5: crashed: KASAN: null-ptr-deref Write in vhci_shutdown_connection
run #6: crashed: KASAN: null-ptr-deref Write in vhci_shutdown_connection
run #7: crashed: KASAN: null-ptr-deref Write in vhci_shutdown_connection
run #8: crashed: KASAN: null-ptr-deref Write in vhci_shutdown_connection
run #9: crashed: INFO: task hung in usb_get_descriptor
testing release v4.18
testing commit 94710cac0ef4ee177a63b5227664b38c95bbf703 with gcc (GCC) 8.1.0
kernel signature: 2c48de65f8ad22f8337fa580f2fb2ade2bda86f90ff1659fe22131e0fbb9d5f0
all runs: crashed: KASAN: null-ptr-deref Write in vhci_shutdown_connection
testing release v4.17
testing commit 29dcea88779c856c7dc92040a0c01233263101d4 with gcc (GCC) 8.1.0
kernel signature: f647af3f94c4bd1e79c173d916dc635b8bc346b07b3fb21295098b0d9787bf18
all runs: crashed: KASAN: null-ptr-deref Write in vhci_shutdown_connection
testing release v4.16
testing commit 0adb32858b0bddf4ada5f364a84ed60b196dbcda with gcc (GCC) 8.1.0
kernel signature: 85f16d08cee061efa4354e5c421f52a7fa08970858740228675b527d488fb635
run #0: crashed: BUG: unable to handle kernel NULL pointer dereference in vhci_shutdown_connection
run #1: crashed: BUG: unable to handle kernel
run #2: crashed: BUG: unable to handle kernel NULL pointer dereference in vhci_shutdown_connection
run #3: crashed: BUG: unable to handle kernel NULL pointer dereference in vhci_shutdown_connection
run #4: crashed: BUG: unable to handle kernel
run #5: crashed: BUG: unable to handle kernel NULL pointer dereference in vhci_shutdown_connection
run #6: crashed: BUG: unable to handle kernel NULL pointer dereference in vhci_shutdown_connection
run #7: crashed: BUG: unable to handle kernel NULL pointer dereference in vhci_shutdown_connection
run #8: crashed: BUG: unable to handle kernel NULL pointer dereference in vhci_shutdown_connection
run #9: crashed: BUG: unable to handle kernel NULL pointer dereference in vhci_shutdown_connection
testing release v4.15
testing commit d8a5b80568a9cb66810e75b182018e9edb68e8ff with gcc (GCC) 8.1.0
kernel signature: 98389b21ef98b525e1c6f29d6dbf51371aba3639a4230afbd57222ae85326cd5
run #0: crashed: BUG: unable to handle kernel NULL pointer dereference in vhci_shutdown_connection
run #1: crashed: BUG: unable to handle kernel NULL pointer dereference in vhci_shutdown_connection
run #2: crashed: BUG: unable to handle kernel NULL pointer dereference in vhci_shutdown_connection
run #3: crashed: BUG: unable to handle kernel NULL pointer dereference in vhci_shutdown_connection
run #4: crashed: BUG: unable to handle kernel NULL pointer dereference in vhci_shutdown_connection
run #5: crashed: INFO: task hung in usb_get_descriptor
run #6: crashed: INFO: task hung in usb_get_descriptor
run #7: crashed: INFO: task hung in usb_get_descriptor
run #8: crashed: INFO: task hung in usb_get_descriptor
run #9: crashed: INFO: task hung in usb_get_descriptor
testing release v4.14
testing commit bebc6082da0a9f5d47a1ea2edc099bf671058bd4 with gcc (GCC) 8.1.0
kernel signature: 61893e76894f029c4cd62280c3bd522bbdb3448b725553e60772e7c122c03c2b
run #0: crashed: BUG: unable to handle kernel NULL pointer dereference in vhci_shutdown_connection
run #1: crashed: BUG: unable to handle kernel NULL pointer dereference in vhci_shutdown_connection
run #2: crashed: BUG: unable to handle kernel NULL pointer dereference in vhci_shutdown_connection
run #3: crashed: BUG: unable to handle kernel NULL pointer dereference in vhci_shutdown_connection
run #4: crashed: BUG: unable to handle kernel NULL pointer dereference in vhci_shutdown_connection
run #5: crashed: BUG: unable to handle kernel NULL pointer dereference in vhci_shutdown_connection
run #6: crashed: INFO: task hung in usb_get_descriptor
run #7: crashed: INFO: task hung in usb_get_descriptor
run #8: crashed: INFO: task hung in usb_get_descriptor
run #9: crashed: INFO: task hung in usb_get_descriptor
testing release v4.13
testing commit 569dbb88e80deb68974ef6fdd6a13edb9d686261 with gcc (GCC) 8.1.0
kernel signature: 7981ec975bc03b437f1c48dfdf8fccf17a28dd54abca730b8454d96bec2251bf
run #0: crashed: BUG: unable to handle kernel NULL pointer dereference in vhci_shutdown_connection
run #1: crashed: BUG: unable to handle kernel NULL pointer dereference in vhci_shutdown_connection
run #2: crashed: BUG: unable to handle kernel NULL pointer dereference in vhci_shutdown_connection
run #3: crashed: BUG: unable to handle kernel NULL pointer dereference in vhci_shutdown_connection
run #4: crashed: BUG: unable to handle kernel NULL pointer dereference in vhci_shutdown_connection
run #5: crashed: BUG: unable to handle kernel
run #6: crashed: BUG: unable to handle kernel NULL pointer dereference in vhci_shutdown_connection
run #7: crashed: INFO: task hung in usb_get_descriptor
run #8: crashed: INFO: task hung in usb_get_descriptor
run #9: crashed: INFO: task hung in usb_get_descriptor
testing release v4.12
testing commit 6f7da290413ba713f0cdd9ff1a2a9bb129ef4f6c with gcc (GCC) 8.1.0
kernel signature: 0bc93cb1ec79902f00ee1c9ba4e434fa7d385826026fc4766d087c35c6f5bf9b
all runs: basic kernel testing failed: BUG: sleeping function called from invalid context in tap_get_minor
testing release v4.11
testing commit a351e9b9fc24e982ec2f0e76379a49826036da12 with gcc (GCC) 7.3.0
kernel signature: b122b0fc49396610b21c411ce5d61e75088e9087324cc4cf0f206f29a7a268ba
all runs: basic kernel testing failed: BUG: sleeping function called from invalid context in tap_get_minor
testing release v4.10
testing commit c470abd4fde40ea6a0846a2beab642a578c0b8cd with gcc (GCC) 5.5.0
kernel signature: a8e08d283828541cd716077b4e7d97a77e2102a7ed66c47874400d7d363704b8
all runs: OK
# git bisect start 569dbb88e80deb68974ef6fdd6a13edb9d686261 c470abd4fde40ea6a0846a2beab642a578c0b8cd
Bisecting: 21825 revisions left to test after this (roughly 15 steps)
[8d5e72dfdf0fa29a21143fd72746c6f43295ce9f] Merge tag 'scsi-misc' of git://git.kernel.org/pub/scm/linux/kernel/git/jejb/scsi

testing commit 8d5e72dfdf0fa29a21143fd72746c6f43295ce9f with gcc (GCC) 7.3.0
kernel signature: 2f09a0c8d9632fb030e25e3e4e7e69533c1032b8357647daf2e34a8017b647c0
all runs: basic kernel testing failed: BUG: sleeping function called from invalid context in tap_get_minor
# git bisect skip 8d5e72dfdf0fa29a21143fd72746c6f43295ce9f
Bisecting: 21825 revisions left to test after this (roughly 15 steps)
[b4cad1bc5ff63881b92a0fe9683723b4379d8c40] gpio: ws16c48: Utilize devm_ functions in driver probe callback

testing commit b4cad1bc5ff63881b92a0fe9683723b4379d8c40 with gcc (GCC) 5.5.0
kernel signature: 7f0724ad3619cccea77a48d87e45f864d3b8460dd9073d3c990314af903cbf96
all runs: OK
# git bisect good b4cad1bc5ff63881b92a0fe9683723b4379d8c40
Bisecting: 21825 revisions left to test after this (roughly 15 steps)
[4fa6ce48a97d687fa733292cb7103a8971976280] drm: omapdrm: Lower indentation level in omap_gem_dma_sync_buffer()

testing commit 4fa6ce48a97d687fa733292cb7103a8971976280 with gcc (GCC) 7.3.0
kernel signature: 10be5933939bb8ac6ae6cc2c89dadac6be3ee6ddb1721ecd907c676657641dfc
all runs: basic kernel testing failed: BUG: sleeping function called from invalid context in tap_get_minor
# git bisect skip 4fa6ce48a97d687fa733292cb7103a8971976280
Bisecting: 21825 revisions left to test after this (roughly 15 steps)
[98e36d449cc681f1bb2ce2230243f7f977a7da1b] tcp: check undo conditions before detecting losses

testing commit 98e36d449cc681f1bb2ce2230243f7f977a7da1b with gcc (GCC) 5.5.0
kernel signature: 860fe89b02a0e9f4484562552c326a043c8e352c8b882c695f01e3b827ef71af
all runs: OK
# git bisect good 98e36d449cc681f1bb2ce2230243f7f977a7da1b
Bisecting: 21759 revisions left to test after this (roughly 14 steps)
[d82dd0e34d0347be201fd274dc84cd645dccc064] raid1: prefer disk without bad blocks

testing commit d82dd0e34d0347be201fd274dc84cd645dccc064 with gcc (GCC) 7.3.0
kernel signature: 386f37a6721191c56a40af917f219d8f822087d53cb59d9bcd44ef3031379757
all runs: basic kernel testing failed: BUG: sleeping function called from invalid context in tap_get_minor
# git bisect skip d82dd0e34d0347be201fd274dc84cd645dccc064
Bisecting: 21759 revisions left to test after this (roughly 14 steps)
[08865514805d2de8e7002fa8149c5de3e391f412] initramfs: finish fput() before accessing any binary from initramfs

testing commit 08865514805d2de8e7002fa8149c5de3e391f412 with gcc (GCC) 5.5.0
kernel signature: 25a5628476e19f93d5d072ea82f39b1f355d3b5145512da9d2b9542133b25524
all runs: basic kernel testing failed: BUG: sleeping function called from invalid context in tap_get_minor
# git bisect skip 08865514805d2de8e7002fa8149c5de3e391f412
Bisecting: 21759 revisions left to test after this (roughly 14 steps)
[b72b5bf6a8fc9065f270ae135bbd47abb9d96790] net: introduce skb_crc32c_csum_help

testing commit b72b5bf6a8fc9065f270ae135bbd47abb9d96790 with gcc (GCC) 7.3.0
kernel signature: 3a1327b3d3be06bd965c19ffe6cbaedda1cc90aec356a0e6caa373234b5c068a
all runs: basic kernel testing failed: BUG: sleeping function called from invalid context in tap_get_minor
# git bisect skip b72b5bf6a8fc9065f270ae135bbd47abb9d96790
Bisecting: 21759 revisions left to test after this (roughly 14 steps)
[530c6891b1220cba780b6c18f4691d85a3435080] target: allow ALUA setup for some passthrough backends

testing commit 530c6891b1220cba780b6c18f4691d85a3435080 with gcc (GCC) 5.5.0
kernel signature: 8d625f751b4c03a0c133818056105b90ad8c2688e94bde81b0a384ada773f80e
all runs: boot failed: KASAN: use-after-free Write in wb_congested_put
# git bisect skip 530c6891b1220cba780b6c18f4691d85a3435080
Bisecting: 21759 revisions left to test after this (roughly 14 steps)
[6dfb4367cd911d2b03878fffa045d545ba4507f6] udp: keep the sk_receive_queue held when splicing

testing commit 6dfb4367cd911d2b03878fffa045d545ba4507f6 with gcc (GCC) 7.3.0
kernel signature: 4b456113f6b7bec344ae731c7c1b71d69294423e4057876f48a3997db4922011
all runs: basic kernel testing failed: BUG: sleeping function called from invalid context in tap_get_minor
# git bisect skip 6dfb4367cd911d2b03878fffa045d545ba4507f6
Bisecting: 21759 revisions left to test after this (roughly 14 steps)
[5accb28241e027c9d816b348a870ee3f27c499ff] dpaa_eth: enable Rx checksum offload

testing commit 5accb28241e027c9d816b348a870ee3f27c499ff with gcc (GCC) 5.5.0
kernel signature: 8c0c6e02ea789d6909e7bf74a336981d3b4462e604e161dd882d1368405fcfa8
all runs: boot failed: KASAN: use-after-free Write in wb_congested_put
# git bisect skip 5accb28241e027c9d816b348a870ee3f27c499ff
Bisecting: 21759 revisions left to test after this (roughly 14 steps)
[104165686ea388ddec6ec2834bf2c13873fbe91a] usb: gadget: udc: add a 'function' sysfs file

testing commit 104165686ea388ddec6ec2834bf2c13873fbe91a with gcc (GCC) 7.3.0
kernel signature: 19989a728d50ae578b5a4b3ecf9644bc9ece934d26f122b8351dd03939d09357
all runs: basic kernel testing failed: BUG: sleeping function called from invalid context in tap_get_minor
# git bisect skip 104165686ea388ddec6ec2834bf2c13873fbe91a
Bisecting: 21759 revisions left to test after this (roughly 14 steps)
[b51d3388e2350138f6acc5cacda009a67f6f6352] cpufreq: qoriq: enhance bus frequency calculation

testing commit b51d3388e2350138f6acc5cacda009a67f6f6352 with gcc (GCC) 5.5.0
kernel signature: c1706ec8c2928bca5ecba06b48d35acbc489a8ba02601c40ba8fec9358132296
all runs: basic kernel testing failed: BUG: sleeping function called from invalid context in tap_get_minor
# git bisect skip b51d3388e2350138f6acc5cacda009a67f6f6352
Bisecting: 21759 revisions left to test after this (roughly 14 steps)
[d7631e30434e7fcf025dd2a7cba879f203f7849b] switch compat_drm_getsareactx() to drm_ioctl_kernel()

testing commit d7631e30434e7fcf025dd2a7cba879f203f7849b with gcc (GCC) 7.3.0
kernel signature: 367480833434dadf6c028ab75998fb7d039d19041abc4500e0f8b4f900d0a0a9
all runs: basic kernel testing failed: BUG: sleeping function called from invalid context in tap_get_minor
# git bisect skip d7631e30434e7fcf025dd2a7cba879f203f7849b
Bisecting: 21759 revisions left to test after this (roughly 14 steps)
[73fa1362a7f337d149f76d26b6c6845cb38c1af9] Merge branch 'x86/cpu' into x86/mm, before applying dependent patch

testing commit 73fa1362a7f337d149f76d26b6c6845cb38c1af9 with gcc (GCC) 5.5.0
kernel signature: e308b5f7c3880ef9949945e87f8d29c6e8acc5c964b164bfd28562f5026d3e95
all runs: basic kernel testing failed: BUG: sleeping function called from invalid context in tap_get_minor
# git bisect skip 73fa1362a7f337d149f76d26b6c6845cb38c1af9
Bisecting: 21759 revisions left to test after this (roughly 14 steps)
[2fd1d2c4ceb2248a727696962cf3370dc9f5a0a4] proc: Fix proc_sys_prune_dcache to hold a sb reference

testing commit 2fd1d2c4ceb2248a727696962cf3370dc9f5a0a4 with gcc (GCC) 7.3.0
kernel signature: b44bbf68221eafac1fa8a0c5018fe521cc71ec382ecdfe8f0ae6c97c8c03549c
all runs: basic kernel testing failed: BUG: sleeping function called from invalid context in tap_get_minor
# git bisect skip 2fd1d2c4ceb2248a727696962cf3370dc9f5a0a4
Bisecting: 21759 revisions left to test after this (roughly 14 steps)
[46e82fb1b5349e75d8e64df40760f5f5a46bd80f] f2fs: check new size by inode_newsize_ok in f2fs_insert_range

testing commit 46e82fb1b5349e75d8e64df40760f5f5a46bd80f with gcc (GCC) 5.5.0
kernel signature: 9ae5ddbe5f9c5765468a1e6fff5a4fa3a18c3e9df541fb8465fbb945e4c31d4b
all runs: basic kernel testing failed: BUG: sleeping function called from invalid context in tap_get_minor
# git bisect skip 46e82fb1b5349e75d8e64df40760f5f5a46bd80f
Bisecting: 21759 revisions left to test after this (roughly 14 steps)
[172067e0bc8721af3e8626596f91b03f691e88a8] ARM: owl: Implement CPU enable-method for S500

testing commit 172067e0bc8721af3e8626596f91b03f691e88a8 with gcc (GCC) 7.3.0
kernel signature: 2cad153ddd0cca07783f7c92c114f235c00557039b5054f2afb2001e792fd75e
all runs: basic kernel testing failed: BUG: sleeping function called from invalid context in tap_get_minor
# git bisect skip 172067e0bc8721af3e8626596f91b03f691e88a8
Bisecting: 21759 revisions left to test after this (roughly 14 steps)
[c6e83cac3eda5f7dd32ee1453df2f7abb5c6cd46] PM / Domains: Fix unsafe iteration over modified list of device links

testing commit c6e83cac3eda5f7dd32ee1453df2f7abb5c6cd46 with gcc (GCC) 5.5.0
kernel signature: 06980a70df5832919f54c11d2a0e2621582e61660d543fd093966f1f6a397b7a
all runs: basic kernel testing failed: BUG: sleeping function called from invalid context in tap_get_minor
# git bisect skip c6e83cac3eda5f7dd32ee1453df2f7abb5c6cd46
Bisecting: 21759 revisions left to test after this (roughly 14 steps)
[0b884d25f5212bd0323d179c570962bbf822e330] sel_write_validatetrans(): don't open-code memdup_user_nul()

testing commit 0b884d25f5212bd0323d179c570962bbf822e330 with gcc (GCC) 7.3.0
kernel signature: 2cad153ddd0cca07783f7c92c114f235c00557039b5054f2afb2001e792fd75e
all runs: basic kernel testing failed: BUG: sleeping function called from invalid context in tap_get_minor
# git bisect skip 0b884d25f5212bd0323d179c570962bbf822e330
Bisecting: 21759 revisions left to test after this (roughly 14 steps)
[d116ffc770d80f241f0d750d355205d83a9eca5a] net: add netlink_ext_ack argument to rtnl_link_ops.slave_validate

testing commit d116ffc770d80f241f0d750d355205d83a9eca5a with gcc (GCC) 7.3.0
kernel signature: 4a32911db8295e4b152035513175d83de7201bd54639b6fa2ea230d44d751c58
all runs: basic kernel testing failed: BUG: sleeping function called from invalid context in tap_get_minor
# git bisect skip d116ffc770d80f241f0d750d355205d83a9eca5a
Bisecting: 21759 revisions left to test after this (roughly 14 steps)
[8bcb74de764aaa261d6af3ce5ac723e435f00ff4] mm: hwpoison: call shake_page() unconditionally

testing commit 8bcb74de764aaa261d6af3ce5ac723e435f00ff4 with gcc (GCC) 7.3.0
kernel signature: ceeb43b462dc7805c65cc067026cac95c57823714700a99168fba8c30ec81502
all runs: basic kernel testing failed: BUG: sleeping function called from invalid context in tap_get_minor
# git bisect skip 8bcb74de764aaa261d6af3ce5ac723e435f00ff4
Bisecting: 21759 revisions left to test after this (roughly 14 steps)
[17880e4d5777df4770081ecf0750471cda57f86b] kprobes/x86: Use instruction decoder for booster

testing commit 17880e4d5777df4770081ecf0750471cda57f86b with gcc (GCC) 5.5.0
kernel signature: fa1da1c9539aed6df5f90a41b04dd86da015a074a0c2f8ed2a5801dd82e619ea
all runs: basic kernel testing failed: BUG: sleeping function called from invalid context in tap_get_minor
# git bisect skip 17880e4d5777df4770081ecf0750471cda57f86b
Bisecting: 21759 revisions left to test after this (roughly 14 steps)
[3bc48f96cf11ce8699e419d5e47ae0d456403274] mm, page_alloc: split smallest stolen page in fallback

testing commit 3bc48f96cf11ce8699e419d5e47ae0d456403274 with gcc (GCC) 7.3.0
kernel signature: 630fec24d7193b47466ed44dca67a1823f680a1d2a8e93c412e7da69002539eb
all runs: basic kernel testing failed: BUG: sleeping function called from invalid context in tap_get_minor
# git bisect skip 3bc48f96cf11ce8699e419d5e47ae0d456403274
Bisecting: 21759 revisions left to test after this (roughly 14 steps)
[ba49cbd0936e12eac245c0fb420a291e8505f639] mmc: sdhci-of-esdhc: add tuning support

testing commit ba49cbd0936e12eac245c0fb420a291e8505f639 with gcc (GCC) 5.5.0
kernel signature: 1087f1ae7cd73240ad12d0e9c369510f81eafd11559fd02c56e2c063c5462035
all runs: basic kernel testing failed: BUG: sleeping function called from invalid context in tap_get_minor
# git bisect skip ba49cbd0936e12eac245c0fb420a291e8505f639
Bisecting: 21759 revisions left to test after this (roughly 14 steps)
[f3a3a3bf7103faa0c6bd16a26caef0118fc58163] ARM: dts: exynos: Fix initial audio clocks configuration on Exynos4 boards

testing commit f3a3a3bf7103faa0c6bd16a26caef0118fc58163 with gcc (GCC) 5.5.0
kernel signature: 4481566c5315572f12e0d515f09a03afcced9eceb23eb46de794ef76723119d8
all runs: OK
# git bisect good f3a3a3bf7103faa0c6bd16a26caef0118fc58163
Bisecting: 21759 revisions left to test after this (roughly 14 steps)
[bd85d189b33bda263bc59602de86391f476a3093] Merge remote-tracking branch 'asoc/fix/rcar' into asoc-linus

testing commit bd85d189b33bda263bc59602de86391f476a3093 with gcc (GCC) 5.5.0
kernel signature: fba68ea87fa2a50034b8bfaf3b1b78dd21f673e808d2fb1a96785c5a192cb1a3
all runs: OK
# git bisect good bd85d189b33bda263bc59602de86391f476a3093
Bisecting: 21759 revisions left to test after this (roughly 14 steps)
[50480a78e282b5aa1b83e61c7de956a9bfc0c656] drm: sun4i: use vblank hooks in struct drm_crtc_funcs

testing commit 50480a78e282b5aa1b83e61c7de956a9bfc0c656 with gcc (GCC) 5.5.0
kernel signature: ddfbeefb63ac7acc9c2622576dcfcf46e3c9db20ef19c13d0f6d4ca1a2293c3d
all runs: OK
# git bisect good 50480a78e282b5aa1b83e61c7de956a9bfc0c656
Bisecting: 21119 revisions left to test after this (roughly 14 steps)
[7246f60068840847bdcf595be5f0b5ca632736e0] Merge tag 'powerpc-4.12-1' of git://git.kernel.org/pub/scm/linux/kernel/git/powerpc/linux

testing commit 7246f60068840847bdcf595be5f0b5ca632736e0 with gcc (GCC) 7.3.0
kernel signature: b28d0f0952b54121b3700828dd11cde8d6cc97c5993c26347ce163bbd8011889
all runs: basic kernel testing failed: BUG: sleeping function called from invalid context in tap_get_minor
# git bisect skip 7246f60068840847bdcf595be5f0b5ca632736e0
Bisecting: 21119 revisions left to test after this (roughly 14 steps)
[17c61ad66f2e09a9014ab2d4e1f04c8294427db1] iscsi-target: Fix early login failure statistics misses

testing commit 17c61ad66f2e09a9014ab2d4e1f04c8294427db1 with gcc (GCC) 5.5.0
kernel signature: cd52f8489b921f7f7b5e16514cecbe00ebedf38d7c58ad2973f1da1c374372f5
run #0: 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" "/syzkaller/jobs/linux/gopath/src/github.com/google/syzkaller/bin/linux_amd64/syz-execprog" "root@10.128.15.208:./syz-execprog"]: exit status 1
Connection timed out during banner exchange
lost connection

run #1: OK
run #2: OK
run #3: OK
run #4: OK
run #5: OK
run #6: OK
run #7: OK
run #8: OK
run #9: OK
# git bisect good 17c61ad66f2e09a9014ab2d4e1f04c8294427db1
Bisecting: 21119 revisions left to test after this (roughly 14 steps)
[5f30fe4d460c975ca3debe90ec71cbd0a46e35e2] nfp: add rtsym support

revisions tested: 52, total time: 8h6m47.842527038s (build: 4h5m25.607925137s, test: 3h51m51.792551114s)
error: bisection is taking too long (>8h0m0s), aborting