bisecting fixing commit since b850307b279cbd12ab8c654d1a3dfe55319cc475
building syzkaller on f30c14bfec4b49e528a756b28cc010925e2f286b
testing commit b850307b279cbd12ab8c654d1a3dfe55319cc475 with gcc (GCC) 8.1.0
kernel signature: 7c9707ad03a94da9be4dda421c204fbbf59cc067b077a8cbf96b6460bb3d0b6a
run #0: crashed: kernel BUG at fs/buffer.c:LINE!
run #1: crashed: kernel BUG at fs/buffer.c:LINE!
run #2: crashed: kernel BUG at fs/buffer.c:LINE!
run #3: crashed: kernel BUG at fs/buffer.c:LINE!
run #4: crashed: kernel BUG at fs/buffer.c:LINE!
run #5: crashed: kernel BUG at fs/buffer.c:LINE!
run #6: crashed: kernel BUG at fs/buffer.c:LINE!
run #7: OK
run #8: OK
run #9: OK
testing current HEAD 2f166cdcf8a92fcf85524f2b5526cb28e16f0a60
testing commit 2f166cdcf8a92fcf85524f2b5526cb28e16f0a60 with gcc (GCC) 8.1.0
kernel signature: d8a1c677d9e6954e925a76b79e93c29aab0852497ad45b71fcbd849f96bb6903
all runs: OK
# git bisect start 2f166cdcf8a92fcf85524f2b5526cb28e16f0a60 b850307b279cbd12ab8c654d1a3dfe55319cc475
Bisecting: 534 revisions left to test after this (roughly 9 steps)
[c85bf94bd2b07ae251fc47e632a43f6e79f830b9] USB: c67x00: fix use after free in c67x00_giveback_urb
testing commit c85bf94bd2b07ae251fc47e632a43f6e79f830b9 with gcc (GCC) 8.1.0
kernel signature: aaf0745851b944a6f10ed964f18c2f04e9c5def51506445c01c5d4bb2bee83f6
all runs: boot failed: WARNING in kvm_mmu_set_mmio_spte_mask
# git bisect skip c85bf94bd2b07ae251fc47e632a43f6e79f830b9
Bisecting: 533 revisions left to test after this (roughly 9 steps)
[282d6b711ce87c3dc675d8bbac97b9f3052fe9d8] usb: dwc2: Fix shutdown callback in platform
testing commit 282d6b711ce87c3dc675d8bbac97b9f3052fe9d8 with gcc (GCC) 8.1.0
kernel signature: efd75579777885f80efb9018e5a471c2d715be32f1e5f3de536884609165f1ff
all runs: boot failed: WARNING in kvm_mmu_set_mmio_spte_mask
# git bisect skip 282d6b711ce87c3dc675d8bbac97b9f3052fe9d8
Bisecting: 533 revisions left to test after this (roughly 9 steps)
[34a71f641f0b6ff78c3a3b58238958566af0cfe2] cifs: update ctime and mtime during truncate
testing commit 34a71f641f0b6ff78c3a3b58238958566af0cfe2 with gcc (GCC) 8.1.0
kernel signature: 3842755179d940b23dc684224287af93d6c39980293ef3e4cce1560f966e9502
all runs: boot failed: WARNING in kvm_mmu_set_mmio_spte_mask
# git bisect skip 34a71f641f0b6ff78c3a3b58238958566af0cfe2
Bisecting: 533 revisions left to test after this (roughly 9 steps)
[6b3916435f76fd092e0a14dfc968a7ed45e6e9d5] iommu/omap: Check for failure of a call to omap_iommu_dump_ctx
testing commit 6b3916435f76fd092e0a14dfc968a7ed45e6e9d5 with gcc (GCC) 8.1.0
kernel signature: 26b818ed8f362a980f5e93a0db76925b728b03a574b83b56581c5d07015043f1
all runs: OK
# git bisect bad 6b3916435f76fd092e0a14dfc968a7ed45e6e9d5
Bisecting: 449 revisions left to test after this (roughly 9 steps)
[ba1a0389b09085830138a88b829009aab366897f] scsi: mptscsih: Fix read sense data size
testing commit ba1a0389b09085830138a88b829009aab366897f with gcc (GCC) 8.1.0
kernel signature: 1bc3655191659c58102d87e36708547016874bf9de98c9a77aafd5ffee050359
all runs: boot failed: WARNING in kvm_mmu_set_mmio_spte_mask
# git bisect skip ba1a0389b09085830138a88b829009aab366897f
Bisecting: 449 revisions left to test after this (roughly 9 steps)
[2fd8f313a9fdeb06986bd2bb8caa7c87602b9729] spi: spidev: Align buffers for DMA
testing commit 2fd8f313a9fdeb06986bd2bb8caa7c87602b9729 with gcc (GCC) 8.1.0
kernel signature: 171561739640b0a86fc6ef3acd4f28f9ac9b933f67e114f15be669a5d3d79c14
all runs: OK
# git bisect bad 2fd8f313a9fdeb06986bd2bb8caa7c87602b9729
Bisecting: 428 revisions left to test after this (roughly 9 steps)
[282aba56713bbc58155716b55ca7222b2d9cf3c8] Revert "ALSA: usb-audio: Improve frames size computation"
testing commit 282aba56713bbc58155716b55ca7222b2d9cf3c8 with gcc (GCC) 8.1.0
kernel signature: e467fdd05e45e662c6d3faece155f7e765990d3c2fed39333a8cc9bbe3f356bd
all runs: boot failed: WARNING in kvm_mmu_set_mmio_spte_mask
# git bisect skip 282aba56713bbc58155716b55ca7222b2d9cf3c8
Bisecting: 428 revisions left to test after this (roughly 9 steps)
[35e91cf554b9260274b9dff3d2241b29c471db27] ip_tunnel: fix use-after-free in ip_tunnel_lookup()
testing commit 35e91cf554b9260274b9dff3d2241b29c471db27 with gcc (GCC) 8.1.0
kernel signature: da4f775be447c93e211985fd22fdd501a8c2b4fcc8b4c256d03de094cf0a968b
all runs: boot failed: WARNING in kvm_mmu_set_mmio_spte_mask
# git bisect skip 35e91cf554b9260274b9dff3d2241b29c471db27
Bisecting: 428 revisions left to test after this (roughly 9 steps)
[14d0b1096ad53555688f0ad719b2812cbc217f82] MIPS: Truncate link address into 32bit for 32bit kernel
testing commit 14d0b1096ad53555688f0ad719b2812cbc217f82 with gcc (GCC) 8.1.0
kernel signature: 0f9d8d34fb2a9e54d74dc37d34c51ec4dce874c4f5da670f75098d9b938d9536
all runs: boot failed: WARNING in kvm_mmu_set_mmio_spte_mask
# git bisect skip 14d0b1096ad53555688f0ad719b2812cbc217f82
Bisecting: 428 revisions left to test after this (roughly 9 steps)
[2397589a2b588335ea56288e418507bedfdafdf1] iio:magnetometer:ak8974: Fix alignment and data leak issues
testing commit 2397589a2b588335ea56288e418507bedfdafdf1 with gcc (GCC) 8.1.0
kernel signature: e9db37bcc3722a3492933d178fb1a27069d968849d3b857b844dff691d848a55
all runs: boot failed: WARNING in kvm_mmu_set_mmio_spte_mask
# git bisect skip 2397589a2b588335ea56288e418507bedfdafdf1
Bisecting: 428 revisions left to test after this (roughly 9 steps)
[ab28fb26346cf1d3c602459245155bbfe286af83] mmc: sdhci-msm: Set SDHCI_QUIRK_MULTIBLOCK_READ_ACMD12 quirk
testing commit ab28fb26346cf1d3c602459245155bbfe286af83 with gcc (GCC) 8.1.0
kernel signature: 2a7e941e9997a48b3b420c3b008c9260a226f4b69cfd8a98c0b834bdbef4c417
all runs: boot failed: WARNING in kvm_mmu_set_mmio_spte_mask
# git bisect skip ab28fb26346cf1d3c602459245155bbfe286af83
Bisecting: 428 revisions left to test after this (roughly 9 steps)
[2b4f83cca72c34a1694a0e55193874728c30041e] xhci: Poll for U0 after disabling USB2 LPM
testing commit 2b4f83cca72c34a1694a0e55193874728c30041e with gcc (GCC) 8.1.0
kernel signature: 5301700d0a8c5f3a47c213ee1fe80911fdf9481b0245070e77d7eb3c56f88ff7
all runs: boot failed: WARNING in kvm_mmu_set_mmio_spte_mask
# git bisect skip 2b4f83cca72c34a1694a0e55193874728c30041e
Bisecting: 428 revisions left to test after this (roughly 9 steps)
[da19bcd03f12f586375f7a97a7750e1aae2571ba] ext4: fix race between ext4_sync_parent() and rename()
testing commit da19bcd03f12f586375f7a97a7750e1aae2571ba with gcc (GCC) 8.1.0
kernel signature: a9877263c6bb698ef0571163ef97ebd9adde015acb11b0d24cf3d195955a1e9e
all runs: boot failed: WARNING in kvm_mmu_set_mmio_spte_mask
# git bisect skip da19bcd03f12f586375f7a97a7750e1aae2571ba
Bisecting: 428 revisions left to test after this (roughly 9 steps)
[04fcef5c3c2bd4d8602780d9bb0dcf564a2ea47c] net: qed: fix left elements count calculation
testing commit 04fcef5c3c2bd4d8602780d9bb0dcf564a2ea47c with gcc (GCC) 8.1.0
kernel signature: 8cfaa54191554be989a76345af60013ce3e285a3c25fb96fc302b83a6959d7a4
all runs: boot failed: WARNING in kvm_mmu_set_mmio_spte_mask
# git bisect skip 04fcef5c3c2bd4d8602780d9bb0dcf564a2ea47c
Bisecting: 428 revisions left to test after this (roughly 9 steps)
[8dacd74f7987c1e744e988cb12fd18ab1aa2d6e0] random32: remove net_rand_state from the latent entropy gcc plugin
testing commit 8dacd74f7987c1e744e988cb12fd18ab1aa2d6e0 with gcc (GCC) 8.1.0
kernel signature: 6871837a99565aa0088a3a58fe841bef42b15b112df9085ad624108879fa9bd0
run #0: crashed: kernel BUG at fs/buffer.c:LINE!
run #1: crashed: kernel BUG at fs/buffer.c:LINE!
run #2: crashed: kernel BUG at fs/buffer.c:LINE!
run #3: crashed: kernel BUG at fs/buffer.c:LINE!
run #4: crashed: kernel BUG at fs/buffer.c:LINE!
run #5: crashed: kernel BUG at fs/buffer.c:LINE!
run #6: crashed: kernel BUG at fs/buffer.c:LINE!
run #7: crashed: kernel BUG at fs/buffer.c:LINE!
run #8: OK
run #9: OK
# git bisect good 8dacd74f7987c1e744e988cb12fd18ab1aa2d6e0
Bisecting: 80 revisions left to test after this (roughly 6 steps)
[fd0b60b0524920c29a57df1240a62b3a208360ec] usb: bdc: Halt controller on suspend
testing commit fd0b60b0524920c29a57df1240a62b3a208360ec with gcc (GCC) 8.1.0
kernel signature: bb5181bcea49c105e067c3ff7c8e6bf6965883d1cfb077b2746b2aa89b4cd02a
run #0: crashed: kernel BUG at fs/buffer.c:LINE!
run #1: crashed: kernel BUG at fs/buffer.c:LINE!
run #2: crashed: WARNING in __delete_from_page_cache
run #3: crashed: kernel BUG at fs/buffer.c:LINE!
run #4: crashed: kernel BUG at fs/buffer.c:LINE!
run #5: crashed: kernel BUG at fs/buffer.c:LINE!
run #6: crashed: kernel BUG at fs/buffer.c:LINE!
run #7: OK
run #8: OK
run #9: OK
# git bisect good fd0b60b0524920c29a57df1240a62b3a208360ec
Bisecting: 40 revisions left to test after this (roughly 5 steps)
[12917b448aa665cfa032f37925a10ae5f43bee35] Smack: fix another vsscanf out of bounds
testing commit 12917b448aa665cfa032f37925a10ae5f43bee35 with gcc (GCC) 8.1.0
kernel signature: d1ea26a7487007211eea2efe50eb8622009c1671b352a432ceff7405907ff5fe
run #0: crashed: kernel BUG at fs/buffer.c:LINE!
run #1: crashed: kernel BUG at fs/buffer.c:LINE!
run #2: crashed: kernel BUG at fs/buffer.c:LINE!
run #3: crashed: kernel BUG at fs/buffer.c:LINE!
run #4: crashed: kernel BUG at fs/buffer.c:LINE!
run #5: crashed: kernel BUG at fs/buffer.c:LINE!
run #6: crashed: kernel BUG at fs/buffer.c:LINE!
run #7: crashed: kernel BUG at fs/buffer.c:LINE!
run #8: OK
run #9: OK
# git bisect good 12917b448aa665cfa032f37925a10ae5f43bee35
Bisecting: 20 revisions left to test after this (roughly 4 steps)
[7ee1fff8cd878bd961a2c9aeded72dc0c7700d13] x86/fsgsbase/64: Fix NULL deref in 86_fsgsbase_read_task
testing commit 7ee1fff8cd878bd961a2c9aeded72dc0c7700d13 with gcc (GCC) 8.1.0
kernel signature: 7d285434c13ea1e685311af93afc1399d3c7c153cea923a184dd521de61a7ec4
run #0: crashed: kernel BUG at fs/buffer.c:LINE!
run #1: crashed: kernel BUG at fs/buffer.c:LINE!
run #2: crashed: kernel BUG at fs/buffer.c:LINE!
run #3: crashed: kernel BUG at fs/buffer.c:LINE!
run #4: crashed: kernel BUG at fs/buffer.c:LINE!
run #5: crashed: kernel BUG at fs/buffer.c:LINE!
run #6: crashed: kernel BUG at fs/buffer.c:LINE!
run #7: OK
run #8: OK
run #9: OK
# git bisect good 7ee1fff8cd878bd961a2c9aeded72dc0c7700d13
Bisecting: 9 revisions left to test after this (roughly 3 steps)
[17b84284d2a2b49f5fe625d063cd0a0ac58e10e1] ALSA: usb-audio: add quirk for Pioneer DDJ-RB
testing commit 17b84284d2a2b49f5fe625d063cd0a0ac58e10e1 with gcc (GCC) 8.1.0
kernel signature: bf0c3b31f796d39f3fae50126ff14b8b6d3478306d2ab5b0066670ccc5b94a76
run #0: crashed: kernel BUG at fs/buffer.c:LINE!
run #1: crashed: kernel BUG at fs/buffer.c:LINE!
run #2: crashed: kernel BUG at fs/buffer.c:LINE!
run #3: crashed: kernel BUG at fs/buffer.c:LINE!
run #4: crashed: kernel BUG at fs/buffer.c:LINE!
run #5: crashed: kernel BUG at fs/buffer.c:LINE!
run #6: crashed: kernel BUG at fs/buffer.c:LINE!
run #7: OK
run #8: OK
run #9: OK
# git bisect good 17b84284d2a2b49f5fe625d063cd0a0ac58e10e1
Bisecting: 4 revisions left to test after this (roughly 2 steps)
[3c775629a5ffe3f6305f9a4f53d8167f629435ad] fs/minix: check return value of sb_getblk()
testing commit 3c775629a5ffe3f6305f9a4f53d8167f629435ad with gcc (GCC) 8.1.0
kernel signature: 6384e74121c1b5e4e98abdf88cb8f0287bd0c845946427ba03f4c85129623bf7
run #0: crashed: kernel BUG at fs/buffer.c:LINE!
run #1: crashed: WARNING in __delete_from_page_cache
run #2: crashed: kernel BUG at fs/buffer.c:LINE!
run #3: crashed: kernel BUG at fs/buffer.c:LINE!
run #4: crashed: kernel BUG at fs/buffer.c:LINE!
run #5: crashed: WARNING in __delete_from_page_cache
run #6: crashed: kernel BUG at fs/buffer.c:LINE!
run #7: OK
run #8: OK
run #9: OK
# git bisect good 3c775629a5ffe3f6305f9a4f53d8167f629435ad
Bisecting: 2 revisions left to test after this (roughly 1 step)
[0900097ef667097b0a4afb0155a4f5add77ece19] fs/minix: reject too-large maximum file size
testing commit 0900097ef667097b0a4afb0155a4f5add77ece19 with gcc (GCC) 8.1.0
kernel signature: 75dc1cf44c083e7db0ce5564790b7fe51ecf35981d732da616f52ff75ad9943e
all runs: OK
# git bisect bad 0900097ef667097b0a4afb0155a4f5add77ece19
Bisecting: 0 revisions left to test after this (roughly 0 steps)
[12490f06ef084bc34f5e5dbda104aa034e376f2e] fs/minix: don't allow getting deleted inodes
revisions tested: 23, total time: 8h16m36.448487405s (build: 4h6m10.206159146s, test: 4h7m42.99423951s)
error: bisection is taking too long (>8h0m0s), aborting