bisecting cause commit starting from 63623fd44972d1ed2bfb6e0fb631dfcf547fd1e7
building syzkaller on c88c7b75a4e022b758f4b0f1bf3db8ebb2fb25e6
testing commit 63623fd44972d1ed2bfb6e0fb631dfcf547fd1e7 with gcc (GCC) 8.1.0
kernel signature: cffc8519dcdca1b02f363a59a8fc03ab3673a7254d6e5f1b1ed7233dc057e7da
run #0: crashed: possible deadlock in lock_trace
run #1: crashed: possible deadlock in seq_read
run #2: crashed: possible deadlock in seq_read
run #3: crashed: possible deadlock in lock_trace
run #4: crashed: possible deadlock in lock_trace
run #5: crashed: possible deadlock in lock_trace
run #6: crashed: possible deadlock in seq_read
run #7: crashed: possible deadlock in lock_trace
run #8: crashed: possible deadlock in seq_read
run #9: boot failed: can't ssh into the instance
testing release v5.5
testing commit d5226fa6dbae0569ee43ecfc08bdcd6770fc4755 with gcc (GCC) 8.1.0
kernel signature: c95c4ab356463d187a69f19bee7eb63ea748e29927fd53d4f8825e4acd3ecc6d
run #0: crashed: possible deadlock in lock_trace
run #1: crashed: possible deadlock in lock_trace
run #2: crashed: possible deadlock in lock_trace
run #3: crashed: possible deadlock in seq_read
run #4: crashed: possible deadlock in seq_read
run #5: crashed: possible deadlock in lock_trace
run #6: crashed: possible deadlock in lock_trace
run #7: crashed: possible deadlock in seq_read
run #8: crashed: possible deadlock in lock_trace
run #9: crashed: possible deadlock in lock_trace
testing release v5.4
testing commit 219d54332a09e8d8741c1e1982f5eae56099de85 with gcc (GCC) 8.1.0
kernel signature: 68feb96e2f0494ced2a7b81e57d91ecc129dcfb14384b1f309ebdd961f9efb80
run #0: crashed: possible deadlock in lock_trace
run #1: crashed: possible deadlock in seq_read
run #2: crashed: possible deadlock in lock_trace
run #3: crashed: possible deadlock in lock_trace
run #4: crashed: possible deadlock in lock_trace
run #5: crashed: possible deadlock in lock_trace
run #6: crashed: possible deadlock in lock_trace
run #7: crashed: possible deadlock in lock_trace
run #8: crashed: possible deadlock in lock_trace
run #9: crashed: possible deadlock in lock_trace
testing release v5.3
testing commit 4d856f72c10ecb060868ed10ff1b1453943fc6c8 with gcc (GCC) 8.1.0
kernel signature: 0b525b7da327f72cdc255369dc5d0842a8b4e77eab43c6d9eac76859e6b56bc0
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: 3fa71124b6e5c078103885a51b2068091124a795eb41a8938520ae070093a1c5
run #0: crashed: possible deadlock in seq_read
run #1: crashed: possible deadlock in seq_read
run #2: crashed: possible deadlock in lock_trace
run #3: crashed: possible deadlock in seq_read
run #4: crashed: possible deadlock in seq_read
run #5: crashed: possible deadlock in lock_trace
run #6: crashed: possible deadlock in seq_read
run #7: crashed: possible deadlock in lock_trace
run #8: crashed: possible deadlock in lock_trace
run #9: crashed: possible deadlock in lock_trace
# 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: 5e6bfd03fa3bb0e7851923184c5ee197ca680efa31d08ac3309f45062c4b9177
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: 7dc6760bc56797275af80c142507ad2b702f102c471f5fb223007825c82f2000
run #0: crashed: possible deadlock in lock_trace
run #1: crashed: possible deadlock in seq_read
run #2: crashed: possible deadlock in seq_read
run #3: crashed: possible deadlock in seq_read
run #4: crashed: possible deadlock in lock_trace
run #5: crashed: possible deadlock in lock_trace
run #6: crashed: possible deadlock in lock_trace
run #7: crashed: possible deadlock in lock_trace
run #8: crashed: possible deadlock in lock_trace
run #9: crashed: possible deadlock in lock_trace
# 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: 60ed7467ed3f5964fadadb6c683466329c206daa6d72d3510d42077f83f5f5b2
run #0: crashed: possible deadlock in lock_trace
run #1: crashed: possible deadlock in lock_trace
run #2: crashed: possible deadlock in seq_read
run #3: crashed: possible deadlock in seq_read
run #4: crashed: possible deadlock in lock_trace
run #5: crashed: possible deadlock in lock_trace
run #6: crashed: possible deadlock in seq_read
run #7: crashed: possible deadlock in lock_trace
run #8: crashed: possible deadlock in lock_trace
run #9: crashed: possible deadlock in lock_trace
# 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: 703e9cbc5c761f40001cbc1b41266f82f9aee8e092fdbdfcebbcbe946175a3df
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: c8256fd63efb79ebe993ce3f7da0af8bb3dd54b0829912fb531e1fc32e193789
run #0: crashed: possible deadlock in lock_trace
run #1: crashed: possible deadlock in lock_trace
run #2: crashed: possible deadlock in seq_read
run #3: crashed: possible deadlock in lock_trace
run #4: crashed: possible deadlock in lock_trace
run #5: crashed: possible deadlock in lock_trace
run #6: crashed: possible deadlock in seq_read
run #7: crashed: possible deadlock in seq_read
run #8: crashed: possible deadlock in seq_read
run #9: crashed: possible deadlock in lock_trace
# 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: f60054a4d56790c249fa006c2c5565743c98b8782cedc5894b03ba06f85a3071
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: 793d927e3ad794467be9ac857f4af52c3bfe93072054a6027aae3d91d759004a
run #0: crashed: possible deadlock in seq_read
run #1: crashed: possible deadlock in lock_trace
run #2: crashed: possible deadlock in lock_trace
run #3: crashed: possible deadlock in lock_trace
run #4: crashed: possible deadlock in lock_trace
run #5: crashed: possible deadlock in lock_trace
run #6: crashed: possible deadlock in lock_trace
run #7: crashed: possible deadlock in lock_trace
run #8: crashed: possible deadlock in lock_trace
run #9: crashed: possible deadlock in lock_trace
# 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: 693c3b5fe4cb9f5254d6216d6584555a552826ff2e38ad69efe9a4101dddbcbf
run #0: crashed: possible deadlock in seq_read
run #1: crashed: possible deadlock in lock_trace
run #2: crashed: possible deadlock in lock_trace
run #3: crashed: possible deadlock in seq_read
run #4: crashed: possible deadlock in lock_trace
run #5: crashed: possible deadlock in seq_read
run #6: crashed: possible deadlock in lock_trace
run #7: crashed: possible deadlock in lock_trace
run #8: crashed: possible deadlock in seq_read
run #9: crashed: possible deadlock in seq_read
# 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: 5a1fc76350e838b9e05d02c87f8fd38d6dc40cd9d151998c7b834abe130ce212
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: 8ff1511df2dd627b034ff61839685548b4d44943cc4ee88fe3a3fa256b8e33fa
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: 1ae238d4525a4699bf50f5efcba60d3137d64d772bb0f08faee9365f7b49b932
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: 0104d8bc2a3babbe0d5a015f321aec42631caf3e93973cb3f54ef19f366142e1
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: bceb7033ad8af7011142eb74b0dc1f45fb1ec2bd32b7f4fa3d024da454493bba
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: faeda940bb8a80bcb806d9b6f42cae2081bef08a5b40d55707166b766a8c3113
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: 64849eb2f27a0a1d10ee6c335ef411ce909d3462e9a57afc5ca34cf9e818f833
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: d91358637e0647c84230bfa3ae6c6ff36c98526fa296b27498d671b9a8e7f56f
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: 0d59a6d3bf513301e10c5d91ec13c18ddd8b99a4a4ddaebaa952c984a0a49fc0
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: b2b42c51f66af8a5535139116644d98dcc4a443f43dbe58c7b0ab7229c053039
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: 5d7dbfa051d2f611f6f21934ca2b8286642431c6edb5e67b54e16d7757523708
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: 1e4c17780ba2c1546189e7d86458d60a2d9c498f388cfbcb963e012c5de2149c
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: 1b66df3d0eeba1c69a5a10bfca7d98e2da615e1031602847e930a3e0300e1a99
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: 7758a5ea6e885f57eec7af21e9bfb6e805be8e56cfa601a772f0cb39f1154fee
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: d38082afdc4c77a5300548e86ccf55fd56d90e862e9cdaa985a7622fd91cb36a
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: 0ff33ccf7922ce6604fac5e995da8fc330680f365b3f9f957c1e0add4137a897
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: 324933e11f596d9b28a39a6282f9dcd9e9b99681e3745e0f6e1114aaa64546f6
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: 6444b6f0ac0cd5d72cf4d5faaa3f62222df16f1b9e918670153f9de0311e0274
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: 42227c37fe81e2ab28383dcbda84f7a21597b4855fb4f100e935c433eab1b512
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: c1b92a11dcd897358fdaac0d4dd934ef82ad14c8eed25bd4da9e01b497141bc8
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: 33, total time: 8h31m8.690841937s (build: 3h24m0.390131462s, test: 5h5m18.553714831s)
bisection is inconclusive, the first bad commit could be any of:
9211bfbff80a7604273086fec5685efcdc10be2b
47e640af2e492cc28778dd6f894d50313f7fba75
a1b2f04ea527397fcacacd09e0d690927feef429
0abc8bf4f2842e409926096f0fa009b468cbd855
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