bisecting cause commit starting from 1cfd968b58a10b2b2489d8f64c956c846621ba46
building syzkaller on c885789257c76ea4479ea36282f5e0a2c7861e26
testing commit 1cfd968b58a10b2b2489d8f64c956c846621ba46
compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.35.2
kernel signature: 64aeb9bbc8feeb1c0d85b64a5c7fe3d01cbedacc25f46db840321363d53e9515
run #0: basic kernel testing failed: BUG: program execution failed: executor NUM: failed to write control pipe: write |NUM: broken pipe
run #1: crashed: WARNING in register_shrinker_prepared
run #2: crashed: WARNING in register_shrinker_prepared
run #3: crashed: WARNING in register_shrinker_prepared
run #4: crashed: WARNING in register_shrinker_prepared
run #5: crashed: WARNING in register_shrinker_prepared
run #6: crashed: WARNING in register_shrinker_prepared
run #7: crashed: WARNING in register_shrinker_prepared
run #8: crashed: WARNING in register_shrinker_prepared
run #9: crashed: WARNING in register_shrinker_prepared
run #10: crashed: WARNING in register_shrinker_prepared
run #11: crashed: WARNING in register_shrinker_prepared
run #12: crashed: WARNING in register_shrinker_prepared
run #13: boot failed: INFO: task hung in add_early_randomness
run #14: boot failed: INFO: task hung in add_early_randomness
run #15: boot failed: INFO: task hung in add_early_randomness
run #16: boot failed: INFO: task hung in add_early_randomness
run #17: boot failed: INFO: task hung in add_early_randomness
run #18: boot failed: INFO: task hung in add_early_randomness
run #19: boot failed: INFO: task hung in add_early_randomness
testing release v5.18
testing commit 4b0986a3613c92f4ec1bdc7f60ec66fea135991f
compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.35.2
kernel signature: 78466639946d3b6b5bbb2391fc620bc04ba2fdd1cce9bfcb02e31a59741148e0
all runs: OK
# git bisect start 1cfd968b58a10b2b2489d8f64c956c846621ba46 4b0986a3613c92f4ec1bdc7f60ec66fea135991f
Bisecting: 7309 revisions left to test after this (roughly 13 steps)
[d7227785e384d4422b3ca189aa5bf19f462337cc] Merge tag 'sound-5.19-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/tiwai/sound

testing commit d7227785e384d4422b3ca189aa5bf19f462337cc
compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.35.2
kernel signature: da37758f0a9fe938c90a7049409cf72e7f529f7c3c71787123a5160f0185ff79
all runs: OK
# git bisect good d7227785e384d4422b3ca189aa5bf19f462337cc
Bisecting: 3633 revisions left to test after this (roughly 12 steps)
[76bfd3de34783ceda1fc1d73d0db87361de07ecb] Merge tag 'trace-v5.19' of git://git.kernel.org/pub/scm/linux/kernel/git/rostedt/linux-trace

testing commit 76bfd3de34783ceda1fc1d73d0db87361de07ecb
compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.35.2
kernel signature: 38ef95d8ffa5e865ec566afc8fdaadaacc9345f12c6c2ecf4b3b326df9700b08
all runs: OK
# git bisect good 76bfd3de34783ceda1fc1d73d0db87361de07ecb
Bisecting: 1812 revisions left to test after this (roughly 11 steps)
[cd721cbbda5839687564815263b9bc2b20548172] Merge branch 'for-next' of git://git.kernel.dk/linux-block.git

testing commit cd721cbbda5839687564815263b9bc2b20548172
compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.35.2
kernel signature: 53efadc640f056ba37b99fefebb1e138c39a95c7812ce5dcae587c6844acc26d
all runs: OK
# git bisect good cd721cbbda5839687564815263b9bc2b20548172
Bisecting: 897 revisions left to test after this (roughly 10 steps)
[cc25174a371410201dedf5aaf1fe61730a16b449] Merge branch 'char-misc-next' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/char-misc.git

testing commit cc25174a371410201dedf5aaf1fe61730a16b449
compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.35.2
kernel signature: 9ea6fa830b25fe219c5d5735343b4e9c45f42cbe04b92c28f27b1b72eaca1446
all runs: OK
# git bisect good cc25174a371410201dedf5aaf1fe61730a16b449
Bisecting: 456 revisions left to test after this (roughly 9 steps)
[e36a265036965f20c8faa67c3b8074e42cc1755b] Merge branch 'for-next' of git://git.kernel.org/pub/scm/linux/kernel/git/mkp/scsi.git

testing commit e36a265036965f20c8faa67c3b8074e42cc1755b
compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.35.2
kernel signature: 6c72b6d70b06b1839b018ab9f117c0967517079f69f51e2639701c3e82384342
all runs: OK
# git bisect good e36a265036965f20c8faa67c3b8074e42cc1755b
Bisecting: 249 revisions left to test after this (roughly 8 steps)
[8dce66c199e7d6ea17e668441814eebe0a1d19be] Merge branch 'rust-next' of https://github.com/Rust-for-Linux/linux.git

testing commit 8dce66c199e7d6ea17e668441814eebe0a1d19be
compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.35.2
kernel signature: 2fbca1839d2be2709a11406d081ecf23cbea648f37280b716e88b86b931afc65
run #0: OK
run #1: boot failed: INFO: task hung in add_early_randomness
run #2: boot failed: INFO: task hung in add_early_randomness
run #3: boot failed: INFO: task hung in add_early_randomness
run #4: boot failed: INFO: task hung in add_early_randomness
run #5: OK
run #6: OK
run #7: OK
run #8: OK
run #9: OK
# git bisect good 8dce66c199e7d6ea17e668441814eebe0a1d19be
Bisecting: 124 revisions left to test after this (roughly 7 steps)
[75673c525c30db7e0e4fe2cbe015a1598764af6c] kasan-fix-zeroing-vmalloc-memory-with-hw_tags-fix

testing commit 75673c525c30db7e0e4fe2cbe015a1598764af6c
compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.35.2
mm/mmap.c:3245:4: error: 'struct mm_struct' has no member named 'mmap'
# git bisect skip 75673c525c30db7e0e4fe2cbe015a1598764af6c
Bisecting: 124 revisions left to test after this (roughly 7 steps)
[f822cfab0d0c4738bf7d58c96dfe606e6d50da9c] ocfs2: fix ocfs2 corrupt when iputting an inode

testing commit f822cfab0d0c4738bf7d58c96dfe606e6d50da9c
compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.35.2
kernel signature: 41c870c474aed883fd5d7b9bb19cf372a8d6c17b101ef1d3d1a289ffa9a7f757
all runs: OK
# git bisect good f822cfab0d0c4738bf7d58c96dfe606e6d50da9c
Bisecting: 122 revisions left to test after this (roughly 7 steps)
[d5991f49d58d94925de63eb327aa192dfe81630a] mm-introduce-clear_highpage_tagged-fix

testing commit d5991f49d58d94925de63eb327aa192dfe81630a
compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.35.2
mm/mmap.c:3245:4: error: 'struct mm_struct' has no member named 'mmap'
# git bisect skip d5991f49d58d94925de63eb327aa192dfe81630a
Bisecting: 122 revisions left to test after this (roughly 7 steps)
[df9e44c56ef7d1df4a9f3160dda0cdd7d21eeb20] mm: remove the vma linked list

testing commit df9e44c56ef7d1df4a9f3160dda0cdd7d21eeb20
compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.35.2
mm/mmap.c:3272:4: error: 'struct mm_struct' has no member named 'mmap'
# git bisect skip df9e44c56ef7d1df4a9f3160dda0cdd7d21eeb20
Bisecting: 122 revisions left to test after this (roughly 7 steps)
[8f79657865d379ef9b6fa381bb22efebc77ff602] arch/ia64: replace cpumask_weight with cpumask_empty where appropriate

testing commit 8f79657865d379ef9b6fa381bb22efebc77ff602
compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.35.2
kernel signature: e852728058b210434d4f066393ded3fe583e77a989fb46a00d0013c8db05b12b
run #0: basic kernel testing failed: BUG: program execution failed: executor NUM: exit status NUM
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
# git bisect good 8f79657865d379ef9b6fa381bb22efebc77ff602
Bisecting: 117 revisions left to test after this (roughly 7 steps)
[eff3a97e3c82d63acb6be1ee34de4de68c5d40e6] tools: add hmm gup tests for device coherent type

testing commit eff3a97e3c82d63acb6be1ee34de4de68c5d40e6
compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.35.2
mm/mmap.c:3245:4: error: 'struct mm_struct' has no member named 'mmap'
# git bisect skip eff3a97e3c82d63acb6be1ee34de4de68c5d40e6
Bisecting: 117 revisions left to test after this (roughly 7 steps)
[8429afe78481b58726e41e38b8a4bfad0608858e] mm/oom_kill: break evaluation when a task has been selected

testing commit 8429afe78481b58726e41e38b8a4bfad0608858e
compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.35.2
mm/mmap.c:3245:4: error: 'struct mm_struct' has no member named 'mmap'
# git bisect skip 8429afe78481b58726e41e38b8a4bfad0608858e
Bisecting: 117 revisions left to test after this (roughly 7 steps)
[a443c70e9d1acf721c736fd224f6b63a02ae6239] MAINTAINERS: add cpumask and nodemask files to BITMAP_API

testing commit a443c70e9d1acf721c736fd224f6b63a02ae6239
compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.35.2
kernel signature: acf6d734a2951bf9cbe0d23edc3b160be49724f0e990be8ec8dacd90021aa778
all runs: OK
# git bisect good a443c70e9d1acf721c736fd224f6b63a02ae6239
Bisecting: 102 revisions left to test after this (roughly 7 steps)
[d3f058e8a777415f596b811f860cf6ca00d71cdd] mm/shmem.c: clean up comment of shmem_swapin_folio

testing commit d3f058e8a777415f596b811f860cf6ca00d71cdd
compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.35.2
mm/mmap.c:3245:4: error: 'struct mm_struct' has no member named 'mmap'
# git bisect skip d3f058e8a777415f596b811f860cf6ca00d71cdd
Bisecting: 102 revisions left to test after this (roughly 7 steps)
[3283db8d90efbd7953e5e5dd8243cb12d2afd668] mm/nommu: fix compile warning in do_mmap()

testing commit 3283db8d90efbd7953e5e5dd8243cb12d2afd668
compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.35.2
kernel signature: 67d70b8a12d619cf8db2b592d41eb0bfde723a67d9c1938a8523883d383b6741
all runs: OK
# git bisect good 3283db8d90efbd7953e5e5dd8243cb12d2afd668
Bisecting: 57 revisions left to test after this (roughly 6 steps)
[56ae4ae825b4e2fe615bccf0cb57291fba7498ff] mm, hwpoison: make __page_handle_poison returns int

testing commit 56ae4ae825b4e2fe615bccf0cb57291fba7498ff
compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.35.2
kernel signature: 20d590219a8a774114e2eedbf5e15e33dfa3f26f1a6b3503b975c95d7b69534a
all runs: crashed: WARNING in register_shrinker_prepared
# git bisect bad 56ae4ae825b4e2fe615bccf0cb57291fba7498ff
Bisecting: 28 revisions left to test after this (roughly 5 steps)
[c80ed73f1cba72bd787a851cf4741ccc442c41f8] tools/vm/slabinfo: use alphabetic order when two values are equal

testing commit c80ed73f1cba72bd787a851cf4741ccc442c41f8
compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.35.2
mm/mmap.c:3245:4: error: 'struct mm_struct' has no member named 'mmap'
# git bisect skip c80ed73f1cba72bd787a851cf4741ccc442c41f8
Bisecting: 28 revisions left to test after this (roughly 5 steps)
[18555cc5f5d7c09028c26edba7ee8c248414e061] mm: rename kernel_init_free_pages to kernel_init_pages

testing commit 18555cc5f5d7c09028c26edba7ee8c248414e061
compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.35.2
mm/mmap.c:3245:4: error: 'struct mm_struct' has no member named 'mmap'
# git bisect skip 18555cc5f5d7c09028c26edba7ee8c248414e061
Bisecting: 28 revisions left to test after this (roughly 5 steps)
[d183962854a13c4e163ebc31f17283430b2c5832] mm: avoid unnecessary page fault retires on shared memory types

testing commit d183962854a13c4e163ebc31f17283430b2c5832
compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.35.2
mm/mmap.c:3245:4: error: 'struct mm_struct' has no member named 'mmap'
# git bisect skip d183962854a13c4e163ebc31f17283430b2c5832
Bisecting: 28 revisions left to test after this (roughly 5 steps)
[6431b9af626d4f1cc70e34c83e327b96149a6b68] mm-handling-non-lru-pages-returned-by-vm_normal_pages-fix

testing commit 6431b9af626d4f1cc70e34c83e327b96149a6b68
compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.35.2
mm/mmap.c:3245:4: error: 'struct mm_struct' has no member named 'mmap'
# git bisect skip 6431b9af626d4f1cc70e34c83e327b96149a6b68
Bisecting: 28 revisions left to test after this (roughly 5 steps)
[b63073251d07ebd9be2f6c5c324ac47ae1d90716] mm: shrinkers: introduce debugfs interface for memory shrinkers

testing commit b63073251d07ebd9be2f6c5c324ac47ae1d90716
compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.35.2
mm/mmap.c:3245:4: error: 'struct mm_struct' has no member named 'mmap'
# git bisect skip b63073251d07ebd9be2f6c5c324ac47ae1d90716
Bisecting: 28 revisions left to test after this (roughly 5 steps)
[03c0428bb0c63f8fb73176fe1ba762bb5ea68498] tools: update hmm-test to support device coherent type

testing commit 03c0428bb0c63f8fb73176fe1ba762bb5ea68498
compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.35.2
mm/mmap.c:3245:4: error: 'struct mm_struct' has no member named 'mmap'
# git bisect skip 03c0428bb0c63f8fb73176fe1ba762bb5ea68498
Bisecting: 28 revisions left to test after this (roughly 5 steps)
[d90e2402edb0b951c38c56fa711c864e5436ac81] mm: reduce the rcu lock duration

testing commit d90e2402edb0b951c38c56fa711c864e5436ac81
compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.35.2
mm/mmap.c:3245:4: error: 'struct mm_struct' has no member named 'mmap'
# git bisect skip d90e2402edb0b951c38c56fa711c864e5436ac81
Bisecting: 28 revisions left to test after this (roughly 5 steps)
[8ad171e3c5679622bb869364652ac25ea2b2924c] tools: update test_hmm script to support SP config

testing commit 8ad171e3c5679622bb869364652ac25ea2b2924c
compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.35.2
mm/mmap.c:3245:4: error: 'struct mm_struct' has no member named 'mmap'
# git bisect skip 8ad171e3c5679622bb869364652ac25ea2b2924c
Bisecting: 28 revisions left to test after this (roughly 5 steps)
[c4d6910bf384a625f21ca8f7fdce779d4b714b90] mm/migration: remove unneeded lock page and PageMovable check

testing commit c4d6910bf384a625f21ca8f7fdce779d4b714b90
compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.35.2
mm/mmap.c:3245:4: error: 'struct mm_struct' has no member named 'mmap'
# git bisect skip c4d6910bf384a625f21ca8f7fdce779d4b714b90
Bisecting: 28 revisions left to test after this (roughly 5 steps)
[70157d691d81f1dd59ed3aa07f9246ed1e9ff413] lib: add support for device coherent type in test_hmm

testing commit 70157d691d81f1dd59ed3aa07f9246ed1e9ff413
compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.35.2
mm/mmap.c:3245:4: error: 'struct mm_struct' has no member named 'mmap'
# git bisect skip 70157d691d81f1dd59ed3aa07f9246ed1e9ff413
Bisecting: 28 revisions left to test after this (roughly 5 steps)
[296278c40702060a3652e707ce5b2a5ef909674b] mm/mempolicy: fix get_nodes out of bound access

testing commit 296278c40702060a3652e707ce5b2a5ef909674b
compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.35.2
mm/mmap.c:3245:4: error: 'struct mm_struct' has no member named 'mmap'
# git bisect skip 296278c40702060a3652e707ce5b2a5ef909674b
Bisecting: 28 revisions left to test after this (roughly 5 steps)
[47d68818b5c1fe3c388d342d74787d43cbbd7b5e] tools: add selftests to hmm for COW in device memory

testing commit 47d68818b5c1fe3c388d342d74787d43cbbd7b5e
compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.35.2
mm/mmap.c:3245:4: error: 'struct mm_struct' has no member named 'mmap'
# git bisect skip 47d68818b5c1fe3c388d342d74787d43cbbd7b5e
Bisecting: 28 revisions left to test after this (roughly 5 steps)
[7485fc910e05a59633e89f31972f125a3fe4d319] mm/migration: return errno when isolate_huge_page failed

testing commit 7485fc910e05a59633e89f31972f125a3fe4d319
compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.35.2
mm/mmap.c:3245:4: error: 'struct mm_struct' has no member named 'mmap'
# git bisect skip 7485fc910e05a59633e89f31972f125a3fe4d319
Bisecting: 28 revisions left to test after this (roughly 5 steps)
[3a37a6fe23d1fb669dff9747d02bc1fa8b8613d3] lib: test_hmm add module param for zone device type

testing commit 3a37a6fe23d1fb669dff9747d02bc1fa8b8613d3
compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.35.2
mm/mmap.c:3245:4: error: 'struct mm_struct' has no member named 'mmap'
# git bisect skip 3a37a6fe23d1fb669dff9747d02bc1fa8b8613d3
Bisecting: 28 revisions left to test after this (roughly 5 steps)
[301a70bbefd7e133d629049e6870d005786e9e6c] mm/hugetlb: remove unnecessary huge_ptep_set_access_flags() in hugetlb_mcopy_atomic_pte()

testing commit 301a70bbefd7e133d629049e6870d005786e9e6c
compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.35.2
mm/mmap.c:3245:4: error: 'struct mm_struct' has no member named 'mmap'
# git bisect skip 301a70bbefd7e133d629049e6870d005786e9e6c
Bisecting: 28 revisions left to test after this (roughly 5 steps)
[b4ef6be85604e911423e72de9b640c820693984b] mm: introduce clear_highpage_kasan_tagged

testing commit b4ef6be85604e911423e72de9b640c820693984b
compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.35.2
mm/mmap.c:3245:4: error: 'struct mm_struct' has no member named 'mmap'
# git bisect skip b4ef6be85604e911423e72de9b640c820693984b
Bisecting: 28 revisions left to test after this (roughly 5 steps)
[a5837ddcf99b6d94612f238ab058c1dbd267089e] mm: memory_hotplug: introduce SECTION_CANNOT_OPTIMIZE_VMEMMAP

testing commit a5837ddcf99b6d94612f238ab058c1dbd267089e
compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.35.2
mm/mmap.c:3245:4: error: 'struct mm_struct' has no member named 'mmap'
# git bisect skip a5837ddcf99b6d94612f238ab058c1dbd267089e
Bisecting: 28 revisions left to test after this (roughly 5 steps)
[f8199b1f309a0acaf4685263090587f1350b9fc2] mm,hwpoison: set PG_hwpoison for busy hugetlb pages

testing commit f8199b1f309a0acaf4685263090587f1350b9fc2
compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.35.2
kernel signature: 35068b54248d26ba400078068a80a0abe1496251dedef41e3d8b0aa8c7d17964
all runs: crashed: WARNING in register_shrinker_prepared
# git bisect bad f8199b1f309a0acaf4685263090587f1350b9fc2
Bisecting: 28 revisions left to test after this (roughly 5 steps)
[be50819a5828b91de1061ab6c386a7852cbeb1fe] mm: memory_hotplug: enumerate all supported section flags

testing commit be50819a5828b91de1061ab6c386a7852cbeb1fe
compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.35.2
mm/mmap.c:3245:4: error: 'struct mm_struct' has no member named 'mmap'
# git bisect skip be50819a5828b91de1061ab6c386a7852cbeb1fe
Bisecting: 28 revisions left to test after this (roughly 5 steps)
[8ecae76ca19f7a66b12a6ac74a5ad9d5383f6a7e] riscv: use vma iterator for vdso

revisions tested: 14, total time: 8h3m25.448356329s (build: 5h41m45.415243152s, test: 2h18m46.865189846s)
error: bisection is taking too long (>8h0m0s), aborting