bisecting cause commit starting from 7e0165b2f1a912a06e381e91f0f4e495f4ac3736
building syzkaller on e30cbdae48129d22c125435cb72fc20447c7a0e2
testing commit 7e0165b2f1a912a06e381e91f0f4e495f4ac3736 with gcc (GCC) 8.1.0
kernel signature: ca00f1d6e7b7a3676e18049e287baa0947f56b11
run #0: crashed: KASAN: use-after-free Write in nr_release
run #1: crashed: KASAN: use-after-free Write in nr_release
run #2: OK
run #3: OK
run #4: OK
run #5: OK
run #6: OK
run #7: OK
run #8: OK
run #9: OK
testing release v5.4
testing commit 219d54332a09e8d8741c1e1982f5eae56099de85 with gcc (GCC) 8.1.0
kernel signature: 172e7c47ee7e62fe52087a332befe98ce1503083
run #0: crashed: KASAN: use-after-free Read in nr_release
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
testing release v5.3
testing commit 4d856f72c10ecb060868ed10ff1b1453943fc6c8 with gcc (GCC) 8.1.0
kernel signature: 05ec087ff48a761ff5247185146fbe9e37dad59c
all runs: OK
# git bisect start 219d54332a09e8d8741c1e1982f5eae56099de85 4d856f72c10ecb060868ed10ff1b1453943fc6c8
Bisecting: 7882 revisions left to test after this (roughly 13 steps)
[a9f8b38a071b468276a243ea3ea5a0636e848cf2] Merge tag 'for-linus-5.4-1' of git://github.com/cminyard/linux-ipmi
testing commit a9f8b38a071b468276a243ea3ea5a0636e848cf2 with gcc (GCC) 8.1.0
kernel signature: d72fad739a468b5c42b87fb6305e0ed638b1423f
run #0: crashed: KASAN: use-after-free Read in nr_release
run #1: crashed: KASAN: use-after-free Read in nr_release
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 bad a9f8b38a071b468276a243ea3ea5a0636e848cf2
Bisecting: 3920 revisions left to test after this (roughly 12 steps)
[fe38bd6862074c0a2b9be7f31f043aaa70b2af5f] Merge tag 'for-linus' of git://git.kernel.org/pub/scm/virt/kvm/kvm
testing commit fe38bd6862074c0a2b9be7f31f043aaa70b2af5f with gcc (GCC) 8.1.0
kernel signature: c255338248a8269d15c4c492735bd8470d525878
all runs: OK
# git bisect good fe38bd6862074c0a2b9be7f31f043aaa70b2af5f
Bisecting: 1962 revisions left to test after this (roughly 11 steps)
[069841ef8293697e951c34f9a45601b77fb541d7] Merge branch '40GbE' of git://git.kernel.org/pub/scm/linux/kernel/git/jkirsher/next-queue
testing commit 069841ef8293697e951c34f9a45601b77fb541d7 with gcc (GCC) 8.1.0
kernel signature: 22aae705d2c49fe356f37495b6a77d5f267ac9e4
run #0: crashed: KASAN: use-after-free Read in nr_release
run #1: crashed: KASAN: use-after-free Read in nr_release
run #2: crashed: KASAN: use-after-free Read in nr_release
run #3: crashed: KASAN: use-after-free Read in nr_release
run #4: crashed: KASAN: use-after-free Read in nr_release
run #5: crashed: KASAN: use-after-free Read in nr_release
run #6: OK
run #7: OK
run #8: OK
run #9: OK
# git bisect bad 069841ef8293697e951c34f9a45601b77fb541d7
Bisecting: 978 revisions left to test after this (roughly 10 steps)
[f33bf6b00f20c9d26c42dfdaf8b83c2b0c1e6f71] net: stmmac: dwmac-meson: use devm_platform_ioremap_resource() to simplify code
testing commit f33bf6b00f20c9d26c42dfdaf8b83c2b0c1e6f71 with gcc (GCC) 8.1.0
kernel signature: d3b24b224f47fb28ecfc8eaaddd5cea06574dbb9
run #0: crashed: KASAN: use-after-free Read in nr_release
run #1: crashed: KASAN: use-after-free Read in nr_release
run #2: crashed: KASAN: use-after-free Read in nr_release
run #3: OK
run #4: OK
run #5: OK
run #6: OK
run #7: OK
run #8: OK
run #9: OK
# git bisect bad f33bf6b00f20c9d26c42dfdaf8b83c2b0c1e6f71
Bisecting: 489 revisions left to test after this (roughly 9 steps)
[16e9b481e988b1f7e6df2243bb510e1c9b581272] nfp: no need to check return value of debugfs_create functions
testing commit 16e9b481e988b1f7e6df2243bb510e1c9b581272 with gcc (GCC) 8.1.0
kernel signature: 805ee3bc60281165333b98f664b4bbbd5c9814c0
all runs: OK
# git bisect good 16e9b481e988b1f7e6df2243bb510e1c9b581272
Bisecting: 244 revisions left to test after this (roughly 8 steps)
[a4d2113e46c1d2ded1bfed9a19fe17b5ab2d584c] ipvlan: set hw_enc_features like macvlan
testing commit a4d2113e46c1d2ded1bfed9a19fe17b5ab2d584c with gcc (GCC) 8.1.0
kernel signature: 86867ad9c76c7acf65a9c9880bfc83da0623fecd
run #0: crashed: KASAN: use-after-free Read in nr_release
run #1: crashed: KASAN: use-after-free Read in nr_release
run #2: crashed: KASAN: use-after-free Read in nr_release
run #3: OK
run #4: OK
run #5: OK
run #6: OK
run #7: OK
run #8: OK
run #9: OK
# git bisect bad a4d2113e46c1d2ded1bfed9a19fe17b5ab2d584c
Bisecting: 122 revisions left to test after this (roughly 7 steps)
[043b8413e8c0c0ffbf8be268eb73716e05a96064] net: devlink: remove redundant rtnl lock assert
testing commit 043b8413e8c0c0ffbf8be268eb73716e05a96064 with gcc (GCC) 8.1.0
kernel signature: bcb89c4fa0ae653014cc853fecbdfd0bad38ca4d
all runs: OK
# git bisect good 043b8413e8c0c0ffbf8be268eb73716e05a96064
Bisecting: 68 revisions left to test after this (roughly 6 steps)
[8d73f8f23e6b869b726cb01dd4747f56dc88660a] page_pool: fix logic in __page_pool_get_cached
testing commit 8d73f8f23e6b869b726cb01dd4747f56dc88660a with gcc (GCC) 8.1.0
kernel signature: 5e006737a9d325f4843061f4b25df67e0ad5e572
run #0: crashed: KASAN: use-after-free Read in nr_release
run #1: crashed: KASAN: use-after-free Read in nr_release
run #2: crashed: KASAN: use-after-free Read in nr_release
run #3: crashed: KASAN: use-after-free Read in nr_release
run #4: OK
run #5: OK
run #6: OK
run #7: OK
run #8: OK
run #9: OK
# git bisect bad 8d73f8f23e6b869b726cb01dd4747f56dc88660a
Bisecting: 25 revisions left to test after this (roughly 5 steps)
[c162610c7db2e9611a7b3ec806f9c97fcfec0b0b] Merge git://git.kernel.org/pub/scm/linux/kernel/git/pablo/nf-next
testing commit c162610c7db2e9611a7b3ec806f9c97fcfec0b0b with gcc (GCC) 8.1.0
kernel signature: 53d711304be8f587142cb920beb2b014d1e10a9c
run #0: crashed: KASAN: use-after-free Read in nr_release
run #1: crashed: KASAN: use-after-free Read in nr_release
run #2: crashed: KASAN: use-after-free Read in nr_release
run #3: crashed: KASAN: use-after-free Read in nr_release
run #4: crashed: KASAN: use-after-free Read in nr_release
run #5: OK
run #6: OK
run #7: OK
run #8: OK
run #9: OK
# git bisect bad c162610c7db2e9611a7b3ec806f9c97fcfec0b0b
Bisecting: 13 revisions left to test after this (roughly 4 steps)
[2a475c409fe81a76fb26a6b023509d648237bbe6] kbuild: remove all netfilter headers from header-test blacklist.
testing commit 2a475c409fe81a76fb26a6b023509d648237bbe6 with gcc (GCC) 8.1.0
kernel signature: acc9732d8afe7bf5dbd9a6f2a280fef2d03c09a9
all runs: boot failed: general protection fault in dma_direct_max_mapping_size
# git bisect skip 2a475c409fe81a76fb26a6b023509d648237bbe6
Bisecting: 13 revisions left to test after this (roughly 4 steps)
[65b27995a4ab8fc51b4adc6b4dcdca20f7a595bb] net: phy: let phy_speed_down/up support speeds >1Gbps
testing commit 65b27995a4ab8fc51b4adc6b4dcdca20f7a595bb with gcc (GCC) 8.1.0
kernel signature: 90fa066a53c71fc26901d42749e78825ab5a3d8d
all runs: OK
# git bisect good 65b27995a4ab8fc51b4adc6b4dcdca20f7a595bb
Bisecting: 11 revisions left to test after this (roughly 4 steps)
[20a9379d9a03ee0712d225035308973ecc5f6783] netfilter: remove "#ifdef __KERNEL__" guards from some headers.
testing commit 20a9379d9a03ee0712d225035308973ecc5f6783 with gcc (GCC) 8.1.0
kernel signature: 10d1dce4af5c111524737e141824db84931c7c17
all runs: boot failed: general protection fault in dma_direct_max_mapping_size
# git bisect skip 20a9379d9a03ee0712d225035308973ecc5f6783
Bisecting: 11 revisions left to test after this (roughly 4 steps)
[1b90af292e71b20d03b837d39406acfbdc5d4b2a] ipvs: Improve robustness to the ipvs sysctl
testing commit 1b90af292e71b20d03b837d39406acfbdc5d4b2a with gcc (GCC) 8.1.0
kernel signature: 0afc65f45fd19ecf15e362fb151cd42f3d087b01
all runs: boot failed: general protection fault in dma_direct_max_mapping_size
# git bisect skip 1b90af292e71b20d03b837d39406acfbdc5d4b2a
Bisecting: 11 revisions left to test after this (roughly 4 steps)
[5785cf15fd74ec3b1a076fd39bc67382a8455fe7] netfilter: nf_tables: add missing prototypes.
testing commit 5785cf15fd74ec3b1a076fd39bc67382a8455fe7 with gcc (GCC) 8.1.0
kernel signature: df982f8ca7984e03b8fd6c2d6111aac675f944c1
all runs: boot failed: general protection fault in dma_direct_max_mapping_size
# git bisect skip 5785cf15fd74ec3b1a076fd39bc67382a8455fe7
Bisecting: 11 revisions left to test after this (roughly 4 steps)
[d55d70894c6d4709b9ae61109a9fa7c319586b53] r8152: use alloc_pages for rx buffer
testing commit d55d70894c6d4709b9ae61109a9fa7c319586b53 with gcc (GCC) 8.1.0
kernel signature: 81fcfcbef0691fc099881123edae40a582d488f5
all runs: OK
# git bisect good d55d70894c6d4709b9ae61109a9fa7c319586b53
Bisecting: 9 revisions left to test after this (roughly 3 steps)
[0abc8bf4f2842e409926096f0fa009b468cbd855] netfilter: add missing IS_ENABLED(CONFIG_NF_CONNTRACK) checks to some header-files.
testing commit 0abc8bf4f2842e409926096f0fa009b468cbd855 with gcc (GCC) 8.1.0
kernel signature: f6474bc8ec26de0845527e640e3abc35b78f0de6
all runs: boot failed: general protection fault in dma_direct_max_mapping_size
# git bisect skip 0abc8bf4f2842e409926096f0fa009b468cbd855
Bisecting: 9 revisions left to test after this (roughly 3 steps)
[78458e3e08cda2aacaec9fde8c295dfc2f88618a] netfilter: add missing IS_ENABLED(CONFIG_NETFILTER) checks to some header-files.
testing commit 78458e3e08cda2aacaec9fde8c295dfc2f88618a with gcc (GCC) 8.1.0
kernel signature: 50f36c11a7128bb95ca938d1cf6b56d36572bdc6
all runs: boot failed: general protection fault in dma_direct_max_mapping_size
# git bisect skip 78458e3e08cda2aacaec9fde8c295dfc2f88618a
Bisecting: 9 revisions left to test after this (roughly 3 steps)
[7e59b3fea2a2510b52761c20ccc71d3e9f6b7db8] netfilter: remove unnecessary spaces
testing commit 7e59b3fea2a2510b52761c20ccc71d3e9f6b7db8 with gcc (GCC) 8.1.0
kernel signature: 554938ec37c7edbc75402a13cbeb25b432f1cad8
all runs: boot failed: general protection fault in dma_direct_max_mapping_size
# git bisect skip 7e59b3fea2a2510b52761c20ccc71d3e9f6b7db8
Bisecting: 9 revisions left to test after this (roughly 3 steps)
[47e640af2e492cc28778dd6f894d50313f7fba75] netfilter: add missing IS_ENABLED(CONFIG_NF_TABLES) check to header-file.
testing commit 47e640af2e492cc28778dd6f894d50313f7fba75 with gcc (GCC) 8.1.0
kernel signature: 062fc8e825e409218bf60a370b5dc689ca8e8b95
all runs: boot failed: general protection fault in dma_direct_max_mapping_size
# git bisect skip 47e640af2e492cc28778dd6f894d50313f7fba75
Bisecting: 9 revisions left to test after this (roughly 3 steps)
[105333435b4f3b21ffc325f32fae17719310db64] netfilter: connlabels: prefer static lock initialiser
testing commit 105333435b4f3b21ffc325f32fae17719310db64 with gcc (GCC) 8.1.0
kernel signature: e59f72b405d4f6cfe41ec2bccf0a450f5c4b0802
all runs: boot failed: general protection fault in dma_direct_max_mapping_size
# git bisect skip 105333435b4f3b21ffc325f32fae17719310db64
Bisecting: 9 revisions left to test after this (roughly 3 steps)
[9211bfbff80a7604273086fec5685efcdc10be2b] netfilter: add missing IS_ENABLED(CONFIG_BRIDGE_NETFILTER) checks to header-file.
testing commit 9211bfbff80a7604273086fec5685efcdc10be2b with gcc (GCC) 8.1.0
kernel signature: 304b1e55fcd18faeade1ba39cdcc4741b042bb57
all runs: boot failed: general protection fault in dma_direct_max_mapping_size
# git bisect skip 9211bfbff80a7604273086fec5685efcdc10be2b
Bisecting: 9 revisions left to test after this (roughly 3 steps)
[b753c5a7f99f390fc100de18647ce0dcacdceafc] Merge branch 'r8152-RX-improve'
testing commit b753c5a7f99f390fc100de18647ce0dcacdceafc with gcc (GCC) 8.1.0
kernel signature: b84ef6775a2c6e27fc2d70eab66e488888713465
all runs: OK
# git bisect good b753c5a7f99f390fc100de18647ce0dcacdceafc
Bisecting: 8 revisions left to test after this (roughly 3 steps)
[a1b2f04ea527397fcacacd09e0d690927feef429] netfilter: add missing includes to a number of header-files.
testing commit a1b2f04ea527397fcacacd09e0d690927feef429 with gcc (GCC) 8.1.0
kernel signature: cb1704e838af4a9996100bfe69f481bb26d49bfd
all runs: boot failed: general protection fault in dma_direct_max_mapping_size
# git bisect skip a1b2f04ea527397fcacacd09e0d690927feef429
Bisecting: 8 revisions left to test after this (roughly 3 steps)
[0a30ba509fdeea740bedb81ce3bee4f74a759654] netfilter: nf_nat_proto: make tables static
testing commit 0a30ba509fdeea740bedb81ce3bee4f74a759654 with gcc (GCC) 8.1.0
kernel signature: f4365dcf9779e60c630b48491c1ca695f37205f2
all runs: boot failed: general protection fault in dma_direct_max_mapping_size
# git bisect skip 0a30ba509fdeea740bedb81ce3bee4f74a759654
Bisecting: 8 revisions left to test after this (roughly 3 steps)
[bd96b4c75675e616eefef6d85d163530eef9c5e5] netfilter: inline four headers files into another one.
testing commit bd96b4c75675e616eefef6d85d163530eef9c5e5 with gcc (GCC) 8.1.0
kernel signature: f90a3dff5e6c14092b254c22cfe016718e9d52fb
all runs: boot failed: general protection fault in dma_direct_max_mapping_size
# git bisect skip bd96b4c75675e616eefef6d85d163530eef9c5e5
Bisecting: 8 revisions left to test after this (roughly 3 steps)
[bd8699e9e29287b5571b32b68c3dcd05985fa9b1] netfilter: nft_bitwise: add offload support
testing commit bd8699e9e29287b5571b32b68c3dcd05985fa9b1 with gcc (GCC) 8.1.0
kernel signature: 51f1f4f307d0292bf66e345511a81da1845caab7
all runs: boot failed: general protection fault in dma_direct_max_mapping_size
# git bisect skip bd8699e9e29287b5571b32b68c3dcd05985fa9b1
Bisecting: 8 revisions left to test after this (roughly 3 steps)
[43dd16efc7f235f153804500a4363769bd2276fc] netfilter: nf_tables: store data in offload context registers
testing commit 43dd16efc7f235f153804500a4363769bd2276fc with gcc (GCC) 8.1.0
kernel signature: 6243ad0396e274fdae7abf6e0fb030bec163b489
all runs: boot failed: general protection fault in dma_direct_max_mapping_size
# git bisect skip 43dd16efc7f235f153804500a4363769bd2276fc
Bisecting: 8 revisions left to test after this (roughly 3 steps)
[e84fb4b3666dabd3917952fb33588daa891a6ad3] netfilter: conntrack: use shared sysctl constants
testing commit e84fb4b3666dabd3917952fb33588daa891a6ad3 with gcc (GCC) 8.1.0
kernel signature: 208fe0db7933b88edfaf846430616404f28b5c9c
all runs: boot failed: general protection fault in dma_direct_max_mapping_size
# git bisect skip e84fb4b3666dabd3917952fb33588daa891a6ad3
Bisecting: 8 revisions left to test after this (roughly 3 steps)
[8c0bb7873815bf8c3c4dfb24e8ebf4fefb4c35d2] netfilter: synproxy: rename mss synproxy_options field
testing commit 8c0bb7873815bf8c3c4dfb24e8ebf4fefb4c35d2 with gcc (GCC) 8.1.0
kernel signature: 9748c91324531b31df5d66b34136fb121b714a88
all runs: boot failed: general protection fault in dma_direct_max_mapping_size
# git bisect skip 8c0bb7873815bf8c3c4dfb24e8ebf4fefb4c35d2
There are only 'skip'ped commits left to test.
The first bad commit could be any of:
9211bfbff80a7604273086fec5685efcdc10be2b
47e640af2e492cc28778dd6f894d50313f7fba75
a1b2f04ea527397fcacacd09e0d690927feef429
0abc8bf4f2842e409926096f0fa009b468cbd855
bd96b4c75675e616eefef6d85d163530eef9c5e5
43dd16efc7f235f153804500a4363769bd2276fc
78458e3e08cda2aacaec9fde8c295dfc2f88618a
20a9379d9a03ee0712d225035308973ecc5f6783
bd8699e9e29287b5571b32b68c3dcd05985fa9b1
2a475c409fe81a76fb26a6b023509d648237bbe6
7e59b3fea2a2510b52761c20ccc71d3e9f6b7db8
1b90af292e71b20d03b837d39406acfbdc5d4b2a
5785cf15fd74ec3b1a076fd39bc67382a8455fe7
0a30ba509fdeea740bedb81ce3bee4f74a759654
e84fb4b3666dabd3917952fb33588daa891a6ad3
105333435b4f3b21ffc325f32fae17719310db64
8c0bb7873815bf8c3c4dfb24e8ebf4fefb4c35d2
c162610c7db2e9611a7b3ec806f9c97fcfec0b0b
We cannot bisect more!
revisions tested: 32, total time: 8h55m33.240892563s (build: 3h7m34.686475724s, test: 5h45m57.301466391s)
bisection is inconclusive, the first bad commit could be any of:
9211bfbff80a7604273086fec5685efcdc10be2b
47e640af2e492cc28778dd6f894d50313f7fba75
a1b2f04ea527397fcacacd09e0d690927feef429
0abc8bf4f2842e409926096f0fa009b468cbd855
bd96b4c75675e616eefef6d85d163530eef9c5e5
43dd16efc7f235f153804500a4363769bd2276fc
78458e3e08cda2aacaec9fde8c295dfc2f88618a
20a9379d9a03ee0712d225035308973ecc5f6783
bd8699e9e29287b5571b32b68c3dcd05985fa9b1
2a475c409fe81a76fb26a6b023509d648237bbe6
7e59b3fea2a2510b52761c20ccc71d3e9f6b7db8
1b90af292e71b20d03b837d39406acfbdc5d4b2a
5785cf15fd74ec3b1a076fd39bc67382a8455fe7
0a30ba509fdeea740bedb81ce3bee4f74a759654
e84fb4b3666dabd3917952fb33588daa891a6ad3
105333435b4f3b21ffc325f32fae17719310db64
8c0bb7873815bf8c3c4dfb24e8ebf4fefb4c35d2
c162610c7db2e9611a7b3ec806f9c97fcfec0b0b