bisecting cause commit starting from 76c938fcaa4b4a5d8f05fa907925d5043834964e
building syzkaller on 53199d6e8aee5f0ebd3775d2b1c674f4e6e64e2b
testing commit 76c938fcaa4b4a5d8f05fa907925d5043834964e with gcc (GCC) 8.1.0
all runs: crashed: general protection fault in vcpu_enter_guest
testing release v5.0
testing commit 1c163f4c7b3f621efff9b28a47abb36f7378d783 with gcc (GCC) 8.1.0
all runs: OK
# git bisect start 76c938fcaa4b4a5d8f05fa907925d5043834964e v5.0
Bisecting: 11475 revisions left to test after this (roughly 14 steps)
[31ef489a026ef2c07383ef336dc9b6601c7b9b93] Merge tag 'dmaengine-5.1-rc1' of git://git.infradead.org/users/vkoul/slave-dma
testing commit 31ef489a026ef2c07383ef336dc9b6601c7b9b93 with gcc (GCC) 8.1.0
all runs: OK
# git bisect good 31ef489a026ef2c07383ef336dc9b6601c7b9b93
Bisecting: 6150 revisions left to test after this (roughly 13 steps)
[c3a636567b0f9f3ccff64be524f7192057e26947] Merge remote-tracking branch 'rdma/for-next'
testing commit c3a636567b0f9f3ccff64be524f7192057e26947 with gcc (GCC) 8.1.0
all runs: crashed: general protection fault in vcpu_enter_guest
# git bisect bad c3a636567b0f9f3ccff64be524f7192057e26947
Bisecting: 2664 revisions left to test after this (roughly 11 steps)
[908a42ef2e7792d9faf9f3800cf690a58ab9eff1] Merge remote-tracking branch 'actions/for-next'
testing commit 908a42ef2e7792d9faf9f3800cf690a58ab9eff1 with gcc (GCC) 8.1.0
all runs: crashed: general protection fault in vcpu_enter_guest
# git bisect bad 908a42ef2e7792d9faf9f3800cf690a58ab9eff1
Bisecting: 1327 revisions left to test after this (roughly 10 steps)
[52afe190ff034f25546fb0a2cb7380dcb896d371] Merge tag 'tty-5.1-rc3' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/tty
testing commit 52afe190ff034f25546fb0a2cb7380dcb896d371 with gcc (GCC) 8.1.0
all runs: OK
# git bisect good 52afe190ff034f25546fb0a2cb7380dcb896d371
Bisecting: 661 revisions left to test after this (roughly 9 steps)
[b60bc0665e6af8c55b946b67ea8cb235823bb74e] Merge tag 'nfs-for-5.1-4' of git://git.linux-nfs.org/projects/trondmy/linux-nfs
testing commit b60bc0665e6af8c55b946b67ea8cb235823bb74e with gcc (GCC) 8.1.0
all runs: OK
# git bisect good b60bc0665e6af8c55b946b67ea8cb235823bb74e
Bisecting: 329 revisions left to test after this (roughly 8 steps)
[b25c69b9d5e41159b54ad7cb33f7d9ead8523d33] Merge branch 'perf-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip
testing commit b25c69b9d5e41159b54ad7cb33f7d9ead8523d33 with gcc (GCC) 8.1.0
run #0: basic kernel testing failed: timed out
run #1: basic kernel testing failed: timed out
run #2: basic kernel testing failed: timed out
run #3: basic kernel testing failed: timed out
run #4: basic kernel testing failed: timed out
run #5: basic kernel testing failed: timed out
run #6: basic kernel testing failed: timed out
run #7: basic kernel testing failed: timed out
run #8: OK
run #9: OK
# git bisect skip b25c69b9d5e41159b54ad7cb33f7d9ead8523d33
Bisecting: 329 revisions left to test after this (roughly 8 steps)
[5a9132add862f446d5f0d7fa7468887108b5898a] arm64: debug: Rename addr parameter for non-watchpoint exception hooks
testing commit 5a9132add862f446d5f0d7fa7468887108b5898a with gcc (GCC) 8.1.0
run #0: basic kernel testing failed: timed out
run #1: basic kernel testing failed: timed out
run #2: basic kernel testing failed: timed out
run #3: basic kernel testing failed: timed out
run #4: basic kernel testing failed: timed out
run #5: basic kernel testing failed: timed out
run #6: basic kernel testing failed: timed out
run #7: basic kernel testing failed: timed out
run #8: basic kernel testing failed: timed out
run #9: OK
# git bisect skip 5a9132add862f446d5f0d7fa7468887108b5898a
Bisecting: 329 revisions left to test after this (roughly 8 steps)
[87039546544479d4bedb19d0ea525270c43c1c9b] mm: swapoff: shmem_find_swap_entries() filter out other types
testing commit 87039546544479d4bedb19d0ea525270c43c1c9b with gcc (GCC) 8.1.0
run #0: basic kernel testing failed: timed out
run #1: basic kernel testing failed: timed out
run #2: basic kernel testing failed: timed out
run #3: basic kernel testing failed: timed out
run #4: basic kernel testing failed: timed out
run #5: basic kernel testing failed: timed out
run #6: basic kernel testing failed: timed out
run #7: OK
run #8: OK
run #9: OK
# git bisect skip 87039546544479d4bedb19d0ea525270c43c1c9b
Bisecting: 329 revisions left to test after this (roughly 8 steps)
[fccfb9ce70ed4ea7a145f77b86de62e38178517f] iio: ad_sigma_delta: select channel when reading register
testing commit fccfb9ce70ed4ea7a145f77b86de62e38178517f with gcc (GCC) 8.1.0
all runs: OK
# git bisect good fccfb9ce70ed4ea7a145f77b86de62e38178517f
Bisecting: 322 revisions left to test after this (roughly 8 steps)
[e899cc3b3d9813f795c039c0f3c689861d6836da] Merge branch 'timers-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip
testing commit e899cc3b3d9813f795c039c0f3c689861d6836da with gcc (GCC) 8.1.0
all runs: OK
# git bisect good e899cc3b3d9813f795c039c0f3c689861d6836da
Bisecting: 160 revisions left to test after this (roughly 7 steps)
[8f7c2695ad071175a06a9f16bb549573c2f15f70] Merge remote-tracking branch 'pci-current/for-linus'
testing commit 8f7c2695ad071175a06a9f16bb549573c2f15f70 with gcc (GCC) 8.1.0
all runs: OK
# git bisect good 8f7c2695ad071175a06a9f16bb549573c2f15f70
Bisecting: 79 revisions left to test after this (roughly 6 steps)
[aa723451ced6608373944005df712c086e944441] Merge remote-tracking branch 'asm-generic/master'
testing commit aa723451ced6608373944005df712c086e944441 with gcc (GCC) 8.1.0
all runs: crashed: general protection fault in vcpu_enter_guest
# git bisect bad aa723451ced6608373944005df712c086e944441
Bisecting: 40 revisions left to test after this (roughly 5 steps)
[e77a0b4f203c8d05c9880f1e8d74f58e65849039] Merge remote-tracking branch 'vfs-fixes/fixes'
testing commit e77a0b4f203c8d05c9880f1e8d74f58e65849039 with gcc (GCC) 8.1.0
all runs: crashed: general protection fault in vcpu_enter_guest
# git bisect bad e77a0b4f203c8d05c9880f1e8d74f58e65849039
Bisecting: 19 revisions left to test after this (roughly 4 steps)
[aaa148ca9c8b2bd575ec2744e9dbff763bd08f6b] Merge remote-tracking branch 'omap-fixes/fixes'
testing commit aaa148ca9c8b2bd575ec2744e9dbff763bd08f6b with gcc (GCC) 8.1.0
run #0: basic kernel testing failed: timed out
run #1: basic kernel testing failed: timed out
run #2: basic kernel testing failed: timed out
run #3: basic kernel testing failed: timed out
run #4: basic kernel testing failed: timed out
run #5: basic kernel testing failed: timed out
run #6: basic kernel testing failed: timed out
run #7: basic kernel testing failed: timed out
run #8: basic kernel testing failed: timed out
run #9: OK
# git bisect skip aaa148ca9c8b2bd575ec2744e9dbff763bd08f6b
Bisecting: 19 revisions left to test after this (roughly 4 steps)
[f1da1d60f2b8b4ec8f8839a671c88b4b16156120] Merge remote-tracking branch 'crypto-current/master'
testing commit f1da1d60f2b8b4ec8f8839a671c88b4b16156120 with gcc (GCC) 8.1.0
all runs: OK
# git bisect good f1da1d60f2b8b4ec8f8839a671c88b4b16156120
Bisecting: 9 revisions left to test after this (roughly 4 steps)
[e3bfdd3939a4e3bf0d1507bfc14f459b44e58780] Merge remote-tracking branch 'kvm-fixes/master'
testing commit e3bfdd3939a4e3bf0d1507bfc14f459b44e58780 with gcc (GCC) 8.1.0
all runs: crashed: general protection fault in vcpu_enter_guest
# git bisect bad e3bfdd3939a4e3bf0d1507bfc14f459b44e58780
Bisecting: 5 revisions left to test after this (roughly 3 steps)
[57bf67e73ce9bcce2258890f5abf2adf5f619f1a] KVM: lapic: Disable timer advancement if adaptive tuning goes haywire
testing commit 57bf67e73ce9bcce2258890f5abf2adf5f619f1a with gcc (GCC) 8.1.0
all runs: basic kernel testing failed: timed out
# git bisect skip 57bf67e73ce9bcce2258890f5abf2adf5f619f1a
Bisecting: 5 revisions left to test after this (roughly 3 steps)
[39497d7660d9866a47a2dc9055672358da57ad3d] KVM: lapic: Track lapic timer advance per vCPU
testing commit 39497d7660d9866a47a2dc9055672358da57ad3d with gcc (GCC) 8.1.0
run #0: basic kernel testing failed: timed out
run #1: basic kernel testing failed: timed out
run #2: basic kernel testing failed: timed out
run #3: basic kernel testing failed: timed out
run #4: basic kernel testing failed: timed out
run #5: basic kernel testing failed: timed out
run #6: basic kernel testing failed: timed out
run #7: basic kernel testing failed: timed out
run #8: basic kernel testing failed: timed out
run #9: crashed: general protection fault in vcpu_enter_guest
# git bisect bad 39497d7660d9866a47a2dc9055672358da57ad3d
Bisecting: 3 revisions left to test after this (roughly 2 steps)
[78671ab4c9f42e2348bff60e2f4a0b3bb62353af] Merge tag 'kvm-ppc-fixes-5.1-1' of git://git.kernel.org/pub/scm/linux/kernel/git/paulus/powerpc into HEAD
testing commit 78671ab4c9f42e2348bff60e2f4a0b3bb62353af with gcc (GCC) 8.1.0
all runs: OK
# git bisect good 78671ab4c9f42e2348bff60e2f4a0b3bb62353af
Bisecting: 1 revision left to test after this (roughly 1 step)
[da66761c2d93a46270d69001abb5692717495a68] x86: kvm: hyper-v: deal with buggy TLB flush requests from WS2012
testing commit da66761c2d93a46270d69001abb5692717495a68 with gcc (GCC) 8.1.0
all runs: OK
# git bisect good da66761c2d93a46270d69001abb5692717495a68
There are only 'skip'ped commits left to test.
The first bad commit could be any of:
57bf67e73ce9bcce2258890f5abf2adf5f619f1a
39497d7660d9866a47a2dc9055672358da57ad3d
We cannot bisect more!
revisions tested: 22, total time: 5h40m24.344870875s (build: 2h11m21.609846914s, test: 3h21m25.150335752s)
bisection is inconclusive, the first bad commit could be any of:
57bf67e73ce9bcce2258890f5abf2adf5f619f1a
39497d7660d9866a47a2dc9055672358da57ad3d