bisecting cause commit starting from 009c9aa5be652675a06d5211e1640e02bbb1c33d
building syzkaller on 58636922b10dbf25b5f1a05a838229aa900fed16
testing commit 009c9aa5be652675a06d5211e1640e02bbb1c33d with gcc (GCC) 10.2.1 20210217
kernel signature: 8983b2f55f1866eb6489ae4d16a16f69468e86d66fa38322790bcd6cb7f63d90
all runs: crashed: BUG: sleeping function called from invalid context in lock_sock_nested
testing release v5.12
testing commit 9f4ad9e425a1d3b6a34617b8ea226d56a119a717 with gcc (GCC) 10.2.1 20210217
kernel signature: 20a3195b0c2adea39c30d2e9f830a6fa425a34f031f28cd84a5fc4bf09ce8f4d
run #0: crashed: no output from test machine
run #1: crashed: no output from test machine
run #2: crashed: no output from test machine
run #3: crashed: no output from test machine
run #4: crashed: no output from test machine
run #5: crashed: no output from test machine
run #6: crashed: no output from test machine
run #7: crashed: no output from test machine
run #8: OK
run #9: OK
testing release v5.11
testing commit f40ddce88593482919761f74910f42f4b84c004b with gcc (GCC) 10.2.1 20210217
kernel signature: 22b26ae1e3be417e2ad324e47433a262e845b6471dfc09f4fa2f647b3330df8e
run #0: crashed: WARNING in __cfg80211_ibss_joined
run #1: crashed: WARNING in __cfg80211_ibss_joined
run #2: crashed: no output from test machine
run #3: crashed: no output from test machine
run #4: crashed: no output from test machine
run #5: crashed: no output from test machine
run #6: crashed: no output from test machine
run #7: crashed: no output from test machine
run #8: OK
run #9: OK
testing release v5.10
testing commit 2c85ebc57b3e1817b6ce1a6b703928e113a90442 with gcc (GCC) 10.2.1 20210217
kernel signature: 8f55ba93fd53951cac9b68b979c728becbef461543abacbe99727324ff41baf6
run #0: crashed: WARNING: ODEBUG bug in netdev_run_todo
run #1: crashed: no output from test machine
run #2: crashed: no output from test machine
run #3: crashed: no output from test machine
run #4: crashed: no output from test machine
run #5: crashed: no output from test machine
run #6: crashed: WARNING in __cfg80211_ibss_joined
run #7: OK
run #8: OK
run #9: OK
testing release v5.9
testing commit bbf5c979011a099af5dc76498918ed7df445635b with gcc (GCC) 10.2.1 20210217
kernel signature: f654d07eeb7c456b884d4afbd5bc4d393d1b1677ed42327eee0eaef482a1d4de
run #0: crashed: WARNING in __cfg80211_ibss_joined
run #1: crashed: WARNING in __cfg80211_ibss_joined
run #2: crashed: no output from test machine
run #3: crashed: no output from test machine
run #4: crashed: no output from test machine
run #5: crashed: no output from test machine
run #6: crashed: no output from test machine
run #7: crashed: no output from test machine
run #8: OK
run #9: OK
testing release v5.8
testing commit bcf876870b95592b52519ed4aafcf9d95999bc9c with gcc (GCC) 8.4.1 20210217
kernel signature: 1063ebaf54671db7804acf12269942e9a5933d00bfb78bb5cf898a218f3c1d07
run #0: crashed: WARNING in __cfg80211_ibss_joined
run #1: crashed: no output from test machine
run #2: crashed: no output from test machine
run #3: crashed: no output from test machine
run #4: crashed: no output from test machine
run #5: crashed: no output from test machine
run #6: crashed: no output from test machine
run #7: crashed: no output from test machine
run #8: crashed: WARNING in __cfg80211_ibss_joined
run #9: OK
testing release v5.7
testing commit 3d77e6a8804abcc0504c904bd6e5cdf3a5cf8162 with gcc (GCC) 8.4.1 20210217
kernel signature: 3856a09b3d94850025e3ae49dd0f33b972955333e09df445983a6a278d85997d
run #0: crashed: WARNING in __cfg80211_ibss_joined
run #1: crashed: WARNING in __cfg80211_ibss_joined
run #2: crashed: BUG: MAX_LOCKDEP_ENTRIES too low!
run #3: crashed: BUG: MAX_LOCKDEP_ENTRIES too low!
run #4: crashed: BUG: MAX_LOCKDEP_ENTRIES too low!
run #5: crashed: BUG: MAX_LOCKDEP_ENTRIES too low!
run #6: crashed: BUG: MAX_LOCKDEP_ENTRIES too low!
run #7: crashed: BUG: MAX_LOCKDEP_ENTRIES too low!
run #8: crashed: BUG: MAX_LOCKDEP_ENTRIES too low!
run #9: crashed: BUG: MAX_LOCKDEP_ENTRIES too low!
testing release v5.6
testing commit 7111951b8d4973bda27ff663f2cf18b663d15b48 with gcc (GCC) 8.4.1 20210217
kernel signature: a3b93acd1315ac27fd28df3f64d6ec371b03ab2c3dca6caf01eeb51039157802
run #0: crashed: WARNING in __dev_mc_add
run #1: crashed: WARNING in __dev_mc_add
run #2: crashed: BUG: MAX_LOCKDEP_ENTRIES too low!
run #3: crashed: BUG: MAX_LOCKDEP_ENTRIES too low!
run #4: crashed: BUG: MAX_LOCKDEP_ENTRIES too low!
run #5: crashed: BUG: MAX_LOCKDEP_ENTRIES too low!
run #6: crashed: BUG: MAX_LOCKDEP_ENTRIES too low!
run #7: crashed: BUG: MAX_LOCKDEP_ENTRIES too low!
run #8: crashed: BUG: MAX_LOCKDEP_ENTRIES too low!
run #9: crashed: BUG: MAX_LOCKDEP_CHAIN_HLOCKS too low!
testing release v5.5
testing commit d5226fa6dbae0569ee43ecfc08bdcd6770fc4755 with gcc (GCC) 8.4.1 20210217
kernel signature: 56b75590080ebce41771eb20fb3a18a21250479d609f5cd866a9e9cf93705477
all runs: crashed: BUG: MAX_LOCKDEP_ENTRIES too low!
testing release v5.4
testing commit 219d54332a09e8d8741c1e1982f5eae56099de85 with gcc (GCC) 8.4.1 20210217
kernel signature: c6858008ba2dd87e1e0dfa3f7b77c43b09b0dc43a2a0142524db4f19e9503c6e
all runs: crashed: BUG: MAX_LOCKDEP_ENTRIES too low!
testing release v5.3
testing commit 4d856f72c10ecb060868ed10ff1b1453943fc6c8 with gcc (GCC) 8.4.1 20210217
kernel signature: aae18b99c108d4b86fb7c39080c3a8373862416e546d19d54d8a47dcb2701455
run #0: crashed: general protection fault in batadv_iv_ogm_queue_add
run #1: crashed: SYZFAIL: event already set
run #2: crashed: SYZFAIL: event already set
run #3: crashed: SYZFAIL: event already set
run #4: crashed: SYZFAIL: event already set
run #5: crashed: SYZFAIL: event already set
run #6: crashed: SYZFAIL: event already set
run #7: crashed: SYZFAIL: event already set
run #8: crashed: SYZFAIL: event already set
run #9: crashed: SYZFAIL: event already set
testing release v5.2
testing commit 0ecfebd2b52404ae0c54a878c872bb93363ada36 with gcc (GCC) 8.4.1 20210217
kernel signature: e13f671b39135f0fd02c29412f7240f2d07a062c4a49e605a3f48631956d18cb
run #0: crashed: general protection fault in batadv_iv_ogm_queue_add
run #1: crashed: SYZFAIL: event already set
run #2: crashed: SYZFAIL: event already set
run #3: crashed: SYZFAIL: event already set
run #4: crashed: SYZFAIL: event already set
run #5: crashed: SYZFAIL: event already set
run #6: crashed: SYZFAIL: event already set
run #7: crashed: SYZFAIL: event already set
run #8: crashed: SYZFAIL: event already set
run #9: crashed: no output from test machine
testing release v5.1
testing commit e93c9c99a629c61837d5a7fc2120cd2b6c70dbdd with gcc (GCC) 8.4.1 20210217
kernel signature: 1e42e1e588ea7d5fe6accbe13bfa4221a4f9f3d4fb725780ca1567cc27b907dc
all runs: crashed: SYZFAIL: event already set
testing release v5.0
testing commit 1c163f4c7b3f621efff9b28a47abb36f7378d783 with gcc (GCC) 8.4.1 20210217
kernel signature: 456ab9d42a47fc3d91f08b7c50f5c4ec701f7eb218a74b092e90c30f2478d7da
run #0: crashed: general protection fault in batadv_iv_ogm_queue_add
run #1: crashed: general protection fault in batadv_iv_ogm_queue_add
run #2: crashed: no output from test machine
run #3: crashed: no output from test machine
run #4: crashed: no output from test machine
run #5: crashed: no output from test machine
run #6: crashed: no output from test machine
run #7: crashed: no output from test machine
run #8: crashed: no output from test machine
run #9: crashed: no output from test machine
testing release v4.20
testing commit 8fe28cb58bcb235034b64cbbb7550a8a43fd88be with gcc (GCC) 8.4.1 20210217
kernel signature: c3f81fd90434853873836a1541b15ebd4310d6901a9add4671f1ac4e601e25a2
all runs: crashed: no output from test machine
testing release v4.19
testing commit 84df9525b0c27f3ebc2ebb1864fa62a97fdedb7d with gcc (GCC) 8.4.1 20210217
kernel signature: 6c9363626a24a5edb13020e17b125ffd788d44b08c02fb54c47796b0e230f88f
run #0: crashed: no output from test machine
run #1: crashed: no output from test machine
run #2: crashed: no output from test machine
run #3: crashed: no output from test machine
run #4: crashed: no output from test machine
run #5: crashed: no output from test machine
run #6: crashed: no output from test machine
run #7: crashed: no output from test machine
run #8: crashed: no output from test machine
run #9: OK
testing release v4.18
testing commit 94710cac0ef4ee177a63b5227664b38c95bbf703 with gcc (GCC) 8.4.1 20210217
kernel signature: d6bb15ffea7c9646978b8dcf131615c12fd11980aa24374dbdbab50aaec9904b
run #0: crashed: SYZFAIL: event already set
run #1: crashed: general protection fault in batadv_iv_ogm_queue_add
run #2: crashed: SYZFAIL: event already set
run #3: crashed: SYZFAIL: event already set
run #4: crashed: SYZFAIL: event already set
run #5: crashed: SYZFAIL: event already set
run #6: crashed: SYZFAIL: event already set
run #7: crashed: SYZFAIL: event already set
run #8: crashed: SYZFAIL: event already set
run #9: crashed: SYZFAIL: event already set
testing release v4.17
testing commit 29dcea88779c856c7dc92040a0c01233263101d4 with gcc (GCC) 8.4.1 20210217
failed to run ["make" "-j" "64" "ARCH=x86_64" "CC=/syzkaller/shared/bisect_bin/gcc-8.1.0/bin/gcc" "bzImage"]: exit status 2
testing release v4.16
testing commit 0adb32858b0bddf4ada5f364a84ed60b196dbcda with gcc (GCC) 8.4.1 20210217
orc_dump.c:106:2: error: 'elf_getshnum' is deprecated [-Werror=deprecated-declarations]
orc_dump.c:111:2: error: 'elf_getshstrndx' is deprecated [-Werror=deprecated-declarations]
elf.c:135:2: error: 'elf_getshnum' is deprecated [-Werror=deprecated-declarations]
elf.c:140:2: error: 'elf_getshstrndx' is deprecated [-Werror=deprecated-declarations]
testing release v4.15
testing commit d8a5b80568a9cb66810e75b182018e9edb68e8ff with gcc (GCC) 8.4.1 20210217
orc_dump.c:106:2: error: 'elf_getshnum' is deprecated [-Werror=deprecated-declarations]
orc_dump.c:111:2: error: 'elf_getshstrndx' is deprecated [-Werror=deprecated-declarations]
pager.c:36:12: error: passing argument 2 to 'restrict'-qualified parameter aliases with argument 4 [-Werror=restrict]
elf.c:135:2: error: 'elf_getshnum' is deprecated [-Werror=deprecated-declarations]
elf.c:140:2: error: 'elf_getshstrndx' is deprecated [-Werror=deprecated-declarations]
testing release v4.14
testing commit bebc6082da0a9f5d47a1ea2edc099bf671058bd4 with gcc (GCC) 8.4.1 20210217
orc_dump.c:105:2: error: 'elf_getshnum' is deprecated [-Werror=deprecated-declarations]
orc_dump.c:110:2: error: 'elf_getshstrndx' is deprecated [-Werror=deprecated-declarations]
elf.c:134:2: error: 'elf_getshnum' is deprecated [-Werror=deprecated-declarations]
elf.c:139:2: error: 'elf_getshstrndx' is deprecated [-Werror=deprecated-declarations]
pager.c:36:12: error: passing argument 2 to 'restrict'-qualified parameter aliases with argument 4 [-Werror=restrict]
testing release v4.13
testing commit 569dbb88e80deb68974ef6fdd6a13edb9d686261 with gcc (GCC) 8.4.1 20210217
pager.c:35:12: error: passing argument 2 to 'restrict'-qualified parameter aliases with argument 4 [-Werror=restrict]
elf.c:144:2: error: 'elf_getshnum' is deprecated [-Werror=deprecated-declarations]
elf.c:149:2: error: 'elf_getshstrndx' is deprecated [-Werror=deprecated-declarations]
testing release v4.12
testing commit 6f7da290413ba713f0cdd9ff1a2a9bb129ef4f6c with gcc (GCC) 8.4.1 20210217
pager.c:35:12: error: passing argument 2 to 'restrict'-qualified parameter aliases with argument 4 [-Werror=restrict]
elf.c:141:2: error: 'elf_getshnum' is deprecated [-Werror=deprecated-declarations]
elf.c:146:2: error: 'elf_getshstrndx' is deprecated [-Werror=deprecated-declarations]
testing release v4.11
testing commit a351e9b9fc24e982ec2f0e76379a49826036da12 with gcc (GCC) 7.5.0
elf.c:141:2: error: 'elf_getshnum' is deprecated [-Werror=deprecated-declarations]
elf.c:146:2: error: 'elf_getshstrndx' is deprecated [-Werror=deprecated-declarations]
pager.c:35:12: error: passing argument 2 to 'restrict'-qualified parameter aliases with argument 4 [-Werror=restrict]
testing release v4.10
testing commit c470abd4fde40ea6a0846a2beab642a578c0b8cd with gcc (GCC) 5.5.0
tools/include/linux/log2.h:19:1: error: ignoring attribute 'noreturn' because it conflicts with attribute 'const' [-Werror=attributes]
elf.c:129:2: error: 'elf_getshnum' is deprecated [-Werror=deprecated-declarations]
elf.c:134:2: error: 'elf_getshstrndx' is deprecated [-Werror=deprecated-declarations]
pager.c:35:12: error: passing argument 2 to 'restrict'-qualified parameter aliases with argument 4 [-Werror=restrict]
testing release v4.9
testing commit 69973b830859bc6529a7a0468ba0d80ee5117826 with gcc (GCC) 5.5.0
tools/include/linux/log2.h:19:1: error: ignoring attribute 'noreturn' because it conflicts with attribute 'const' [-Werror=attributes]
elf.c:129:2: error: 'elf_getshnum' is deprecated [-Werror=deprecated-declarations]
elf.c:134:2: error: 'elf_getshstrndx' is deprecated [-Werror=deprecated-declarations]
pager.c:35:12: error: passing argument 2 to 'restrict'-qualified parameter aliases with argument 4 [-Werror=restrict]
testing release v4.8
testing commit c8d2bc9bc39ebea8437fd974fdbc21847bb897a3 with gcc (GCC) 5.5.0
tools/include/linux/log2.h:19:1: error: ignoring attribute 'noreturn' because it conflicts with attribute 'const' [-Werror=attributes]
elf.c:129:2: error: 'elf_getshnum' is deprecated [-Werror=deprecated-declarations]
elf.c:134:2: error: 'elf_getshstrndx' is deprecated [-Werror=deprecated-declarations]
pager.c:33:12: error: passing argument 2 to 'restrict'-qualified parameter aliases with argument 4 [-Werror=restrict]
testing release v4.7
testing commit 523d939ef98fd712632d93a5a2b588e477a7565e with gcc (GCC) 5.5.0
tools/include/linux/log2.h:19:1: error: ignoring attribute 'noreturn' because it conflicts with attribute 'const' [-Werror=attributes]
elf.c:122:2: error: 'elf_getshnum' is deprecated [-Werror=deprecated-declarations]
elf.c:127:2: error: 'elf_getshstrndx' is deprecated [-Werror=deprecated-declarations]
pager.c:33:12: error: passing argument 2 to 'restrict'-qualified parameter aliases with argument 4 [-Werror=restrict]
testing release v4.6
testing commit 2dcd0af568b0cf583645c8a317dd12e344b1c72a with gcc (GCC) 5.5.0
tools/include/linux/log2.h:19:1: error: ignoring attribute 'noreturn' because it conflicts with attribute 'const' [-Werror=attributes]
pager.c:33:12: error: passing argument 2 to 'restrict'-qualified parameter aliases with argument 4 [-Werror=restrict]
revisions tested: 17, total time: 4h2m35.052037269s (build: 1h51m49.313461111s, test: 2h5m35.809108514s)
the crash already happened on the oldest tested release
commit msg: Linux 4.18
crash: SYZFAIL: event already set
2021/06/15 21:21:20 executor failed 11 times: executor 3: exit status 67
SYZFAIL: event already set
 (errno 14: Bad address)
SYZFAIL: child failed
 (errno 0: Success)
loop exited with status 67

SYZFAIL: event already set
 (errno 14: Bad address)
SYZFAIL: child failed
 (errno 0: Success)
loop exited with status 67