f39300149ccc starts bisection 2025-01-23 16:11:04.977466277 +0800 CST m=+21.809785384
bisecting cause commit starting from 2144da25584eb10b84252230319b5783f6a83041
building syzkaller on HEAD
ensuring issue is reproducible on original commit 2144da25584eb10b84252230319b5783f6a83041

testing commit 2144da25584eb10b84252230319b5783f6a83041 gcc
compiler: gcc (Ubuntu 11.4.0-2ubuntu1~20.04) 11.4.0, GNU ld (GNU Binutils for Ubuntu) 2.34
kernel signature: cab18c67991b49da9989c4be74471d4970d50e6baddb4581ebc9fd8f4693fec8
all runs: crashed: general protection fault in crypto_skcipher_encrypt
representative crash: general protection fault in crypto_skcipher_encrypt, types: [UNKNOWN]
check whether we can drop unnecessary instrumentation
disabling configs for [LOCKDEP ATOMIC_SLEEP HANG LEAK UBSAN BUG KASAN], they are not needed
testing commit 2144da25584eb10b84252230319b5783f6a83041 gcc
compiler: gcc (Ubuntu 11.4.0-2ubuntu1~20.04) 11.4.0, GNU ld (GNU Binutils for Ubuntu) 2.34
kernel signature: ec2e2168ca4e9d4cca87361bd784f39dfdbb2a5ff2e5b72cb8705cfc66db47f6
all runs: crashed: BUG: unable to handle kernel NULL pointer dereference in crypto_skcipher_encrypt
representative crash: BUG: unable to handle kernel NULL pointer dereference in crypto_skcipher_encrypt, types: [UNKNOWN]
the bug reproduces without the instrumentation
disabling configs for [ATOMIC_SLEEP HANG LEAK UBSAN BUG KASAN LOCKDEP], they are not needed
kconfig minimization: base=4514 full=4514 leaves diff=0
split chunks (needed=false): <0>
split chunk #0 of len 0 into 3 parts
disabling configs for [HANG LEAK UBSAN BUG KASAN LOCKDEP ATOMIC_SLEEP], they are not needed
picked [v6.12 v6.11 v6.10 v6.8 v6.6 v6.4 v6.2 v6.0 v5.17 v5.14 v5.11 v5.8 v5.5 v5.2 v4.20 v4.19] out of 35 release tags
testing release v6.12
testing commit adc218676eef25575469234709c2d87185ca223a gcc
compiler: gcc (Ubuntu 11.4.0-2ubuntu1~20.04) 11.4.0, GNU ld (GNU Binutils for Ubuntu) 2.34
kernel signature: 0f42adc659da3e05618b2f7d62a4d0970d8e5081e9783ad8bab63a305dc7b0e0
all runs: crashed: BUG: unable to handle kernel NULL pointer dereference in crypto_skcipher_encrypt
representative crash: BUG: unable to handle kernel NULL pointer dereference in crypto_skcipher_encrypt, types: [UNKNOWN]
testing release v6.11
testing commit 98f7e32f20d28ec452afb208f9cffc08448a2652 gcc
compiler: gcc (Ubuntu 11.4.0-2ubuntu1~20.04) 11.4.0, GNU ld (GNU Binutils for Ubuntu) 2.34
kernel signature: 99205800d06a2da138eede20d734b53e178e2501406cadab2c5fc6747f951509
all runs: crashed: BUG: unable to handle kernel NULL pointer dereference in crypto_skcipher_encrypt
representative crash: BUG: unable to handle kernel NULL pointer dereference in crypto_skcipher_encrypt, types: [UNKNOWN]
testing release v6.10
testing commit 0c3836482481200ead7b416ca80c68a29cfdaabd gcc
compiler: gcc (Ubuntu 11.4.0-2ubuntu1~20.04) 11.4.0, GNU ld (GNU Binutils for Ubuntu) 2.34
kernel signature: fd5be0195b84d40f1b60122a752dffda327707fd751745a97f1f9a7a4108379f
all runs: crashed: BUG: unable to handle kernel NULL pointer dereference in crypto_skcipher_encrypt
representative crash: BUG: unable to handle kernel NULL pointer dereference in crypto_skcipher_encrypt, types: [UNKNOWN]
testing release v6.8
testing commit e8f897f4afef0031fe618a8e94127a0934896aba gcc
compiler: gcc (Ubuntu 11.4.0-2ubuntu1~20.04) 11.4.0, GNU ld (GNU Binutils for Ubuntu) 2.34
kernel signature: 4eaa7b85870db4a26881e391561a306904863e6bf11fb03dae405ee79db02423
all runs: crashed: BUG: unable to handle kernel NULL pointer dereference in crypto_skcipher_encrypt
representative crash: BUG: unable to handle kernel NULL pointer dereference in crypto_skcipher_encrypt, types: [UNKNOWN]
testing release v6.6
testing commit ffc253263a1375a65fa6c9f62a893e9767fbebfa gcc
compiler: gcc (Ubuntu 11.4.0-2ubuntu1~20.04) 11.4.0, GNU ld (GNU Binutils for Ubuntu) 2.34
kernel signature: 828a7b9d6e11804afd413112bd8daf47172b4627986060b60060bb549b3f4c45
all runs: OK
false negative chance: 0.000
# git bisect start e8f897f4afef0031fe618a8e94127a0934896aba ffc253263a1375a65fa6c9f62a893e9767fbebfa
Bisecting: 17021 revisions left to test after this (roughly 14 steps)
[16e6e974d17b7b49b354f263145fb0573702f260] Merge tag 'v6.8-rockchip-dts64-1' of git://git.kernel.org/pub/scm/linux/kernel/git/mmind/linux-rockchip into soc/dt

testing commit 16e6e974d17b7b49b354f263145fb0573702f260 gcc
compiler: gcc (Ubuntu 11.4.0-2ubuntu1~20.04) 11.4.0, GNU ld (GNU Binutils for Ubuntu) 2.34
kernel signature: d5e5203867a8ffb69866f8a17051092d91d9724998c0c8adcb76902bae545991
all runs: crashed: WARNING in bch2_fs_recovery
representative crash: WARNING in bch2_fs_recovery, types: [WARNING]
# git bisect bad 16e6e974d17b7b49b354f263145fb0573702f260
Bisecting: 8371 revisions left to test after this (roughly 13 steps)
[7d461b291e65938f15f56fe58da2303b07578a76] Merge tag 'drm-next-2023-10-31-1' of git://anongit.freedesktop.org/drm/drm

testing commit 7d461b291e65938f15f56fe58da2303b07578a76 gcc
compiler: gcc (Ubuntu 11.4.0-2ubuntu1~20.04) 11.4.0, GNU ld (GNU Binutils for Ubuntu) 2.34
kernel signature: 287bcfbaba4db64c05d9d1c41fc385a6548b31c7c1d8f389e19872fc8ba7063a
all runs: crashed: WARNING in bch2_fs_recovery
representative crash: WARNING in bch2_fs_recovery, types: [WARNING]
# git bisect bad 7d461b291e65938f15f56fe58da2303b07578a76
Bisecting: 4788 revisions left to test after this (roughly 12 steps)
[5a6a09e97199d6600d31383055f9d43fbbcbe86f] Merge tag 'cgroup-for-6.7' of git://git.kernel.org/pub/scm/linux/kernel/git/tj/cgroup

testing commit 5a6a09e97199d6600d31383055f9d43fbbcbe86f gcc
compiler: gcc (Ubuntu 11.4.0-2ubuntu1~20.04) 11.4.0, GNU ld (GNU Binutils for Ubuntu) 2.34
kernel signature: 4d8c1cf286b6eb33f124a19c2a26d5c810089d27c22b976ff6a214cfd4481988
all runs: crashed: WARNING in bch2_fs_recovery
representative crash: WARNING in bch2_fs_recovery, types: [WARNING]
# git bisect bad 5a6a09e97199d6600d31383055f9d43fbbcbe86f
Bisecting: 1929 revisions left to test after this (roughly 11 steps)
[49e401fa55ab128461f84a4eeb1f2d974f3281c1] bcachefs: Tracepoint improvements

testing commit 49e401fa55ab128461f84a4eeb1f2d974f3281c1 gcc
compiler: gcc (Ubuntu 11.4.0-2ubuntu1~20.04) 11.4.0, GNU ld (GNU Binutils for Ubuntu) 2.34
failed building 49e401fa55ab128461f84a4eeb1f2d974f3281c1: fs/bcachefs/btree_locking.h:200:56: error: implicit conversion from 'enum btree_node_locked_type' to 'enum six_lock_type' [-Werror=enum-conversion]
fs/bcachefs/btree_locking.h:226:56: error: implicit conversion from 'enum six_lock_type' to 'enum btree_node_locked_type' [-Werror=enum-conversion]
fs/bcachefs/btree_io.h:199:40: error: implicit conversion from 'enum btree_id' to 'enum btree_node_type' [-Werror=enum-conversion]
fs/bcachefs/btree_io.h:216:40: error: implicit conversion from 'enum btree_id' to 'enum btree_node_type' [-Werror=enum-conversion]
fs/bcachefs/bkey_methods.c:234:39: error: implicit conversion from 'enum btree_node_type' to 'enum btree_id' [-Werror=enum-conversion]
fs/bcachefs/bkey_methods.c:241:38: error: implicit conversion from 'enum btree_node_type' to 'enum btree_id' [-Werror=enum-conversion]
# git bisect skip 49e401fa55ab128461f84a4eeb1f2d974f3281c1
Bisecting: 1929 revisions left to test after this (roughly 11 steps)
[15f11c1aa8a98f3b6805d0b2a300a87ef0205d34] bcachefs: Improve an error message

testing commit 15f11c1aa8a98f3b6805d0b2a300a87ef0205d34 gcc
compiler: gcc (Ubuntu 11.4.0-2ubuntu1~20.04) 11.4.0, GNU ld (GNU Binutils for Ubuntu) 2.34
failed building 15f11c1aa8a98f3b6805d0b2a300a87ef0205d34: fs/bcachefs/btree_locking.h:200:56: error: implicit conversion from 'enum btree_node_locked_type' to 'enum six_lock_type' [-Werror=enum-conversion]
fs/bcachefs/btree_locking.h:226:56: error: implicit conversion from 'enum six_lock_type' to 'enum btree_node_locked_type' [-Werror=enum-conversion]
fs/bcachefs/btree_io.h:199:40: error: implicit conversion from 'enum btree_id' to 'enum btree_node_type' [-Werror=enum-conversion]
fs/bcachefs/btree_io.h:216:40: error: implicit conversion from 'enum btree_id' to 'enum btree_node_type' [-Werror=enum-conversion]
fs/bcachefs/bkey_methods.c:234:39: error: implicit conversion from 'enum btree_node_type' to 'enum btree_id' [-Werror=enum-conversion]
fs/bcachefs/bkey_methods.c:241:38: error: implicit conversion from 'enum btree_node_type' to 'enum btree_id' [-Werror=enum-conversion]
# git bisect skip 15f11c1aa8a98f3b6805d0b2a300a87ef0205d34
Bisecting: 1929 revisions left to test after this (roughly 11 steps)
[5eaa76d813d48a524a1ce040539048b851a0a20c] bcachefs: mark bch_inode_info and bkey_cached as reclaimable

testing commit 5eaa76d813d48a524a1ce040539048b851a0a20c gcc
compiler: gcc (Ubuntu 11.4.0-2ubuntu1~20.04) 11.4.0, GNU ld (GNU Binutils for Ubuntu) 2.34
failed building 5eaa76d813d48a524a1ce040539048b851a0a20c: fs/bcachefs/btree_locking.h:183:58: error: implicit conversion from 'enum six_lock_type' to 'enum btree_node_locked_type' [-Werror=enum-conversion]
fs/bcachefs/btree_locking.h:296:56: error: implicit conversion from 'enum six_lock_type' to 'enum btree_node_locked_type' [-Werror=enum-conversion]
fs/bcachefs/alloc_background.c:1337:45: error: implicit conversion from 'enum btree_id' to 'enum btree_node_type' [-Werror=enum-conversion]
# git bisect skip 5eaa76d813d48a524a1ce040539048b851a0a20c
Bisecting: 1929 revisions left to test after this (roughly 11 steps)
[a432b7c0cf420dbf2448c6bda6a6697afbb153d5] locking/lockref/x86: Enable ARCH_USE_CMPXCHG_LOCKREF for X86_CMPXCHG64

testing commit a432b7c0cf420dbf2448c6bda6a6697afbb153d5 gcc
compiler: gcc (Ubuntu 11.4.0-2ubuntu1~20.04) 11.4.0, GNU ld (GNU Binutils for Ubuntu) 2.34
kernel signature: fd71c5119b9ed7877fe0250c3aab283f35c1156dc9d672ce3a4eea46420112cc
all runs: OK
false negative chance: 0.000
# git bisect good a432b7c0cf420dbf2448c6bda6a6697afbb153d5
Bisecting: 1927 revisions left to test after this (roughly 11 steps)
[86b74451931790eafa018021fe900faea3230189] bcachefs: Fix bch2_btree_trans_to_text()

testing commit 86b74451931790eafa018021fe900faea3230189 gcc
compiler: gcc (Ubuntu 11.4.0-2ubuntu1~20.04) 11.4.0, GNU ld (GNU Binutils for Ubuntu) 2.34
failed building 86b74451931790eafa018021fe900faea3230189: fs/bcachefs/btree_locking.h:200:56: error: implicit conversion from 'enum btree_node_locked_type' to 'enum six_lock_type' [-Werror=enum-conversion]
fs/bcachefs/btree_locking.h:226:56: error: implicit conversion from 'enum six_lock_type' to 'enum btree_node_locked_type' [-Werror=enum-conversion]
fs/bcachefs/btree_io.h:199:40: error: implicit conversion from 'enum btree_id' to 'enum btree_node_type' [-Werror=enum-conversion]
fs/bcachefs/btree_io.h:216:40: error: implicit conversion from 'enum btree_id' to 'enum btree_node_type' [-Werror=enum-conversion]
fs/bcachefs/bkey_methods.c:234:39: error: implicit conversion from 'enum btree_node_type' to 'enum btree_id' [-Werror=enum-conversion]
fs/bcachefs/bkey_methods.c:241:38: error: implicit conversion from 'enum btree_node_type' to 'enum btree_id' [-Werror=enum-conversion]
# git bisect skip 86b74451931790eafa018021fe900faea3230189
Bisecting: 1927 revisions left to test after this (roughly 11 steps)
[d355c6f4f73060c8f3eba95b9ae72929669f7516] bcachefs: for_each_btree_node() now returns errors directly

testing commit d355c6f4f73060c8f3eba95b9ae72929669f7516 gcc
compiler: gcc (Ubuntu 11.4.0-2ubuntu1~20.04) 11.4.0, GNU ld (GNU Binutils for Ubuntu) 2.34
failed building d355c6f4f73060c8f3eba95b9ae72929669f7516: fs/bcachefs/btree_locking.h:162:56: error: implicit conversion from 'enum btree_node_locked_type' to 'enum six_lock_type' [-Werror=enum-conversion]
fs/bcachefs/btree_locking.h:186:60: error: implicit conversion from 'enum six_lock_type' to 'enum btree_node_locked_type' [-Werror=enum-conversion]
fs/bcachefs/btree_io.h:225:40: error: implicit conversion from 'enum btree_id' to 'enum btree_node_type' [-Werror=enum-conversion]
fs/bcachefs/btree_io.h:242:40: error: implicit conversion from 'enum btree_id' to 'enum btree_node_type' [-Werror=enum-conversion]
fs/bcachefs/bkey_methods.c:179:39: error: implicit conversion from 'enum btree_node_type' to 'enum btree_id' [-Werror=enum-conversion]
fs/bcachefs/bkey_methods.c:184:38: error: implicit conversion from 'enum btree_node_type' to 'enum btree_id' [-Werror=enum-conversion]
# git bisect skip d355c6f4f73060c8f3eba95b9ae72929669f7516
Bisecting: 1927 revisions left to test after this (roughly 11 steps)
[c04d905f6c7c41f137de7e4a9279e5c938eb19ef] vfs: Convert BUG_ON to WARN_ON_ONCE in open_last_lookups

testing commit c04d905f6c7c41f137de7e4a9279e5c938eb19ef gcc
compiler: gcc (Ubuntu 11.4.0-2ubuntu1~20.04) 11.4.0, GNU ld (GNU Binutils for Ubuntu) 2.34
kernel signature: a4f9b81b7fea0947f80c94b862ab95ef26050a058e4b3e4e39c0c83d106cb06d
all runs: OK
false negative chance: 0.000
# git bisect good c04d905f6c7c41f137de7e4a9279e5c938eb19ef
Bisecting: 1915 revisions left to test after this (roughly 11 steps)
[549d173c1bd9b58c2ad41217522462e012a6545f] bcachefs: EINTR -> BCH_ERR_transaction_restart

testing commit 549d173c1bd9b58c2ad41217522462e012a6545f gcc
compiler: gcc (Ubuntu 11.4.0-2ubuntu1~20.04) 11.4.0, GNU ld (GNU Binutils for Ubuntu) 2.34
failed building 549d173c1bd9b58c2ad41217522462e012a6545f: fs/bcachefs/btree_locking.h:200:56: error: implicit conversion from 'enum btree_node_locked_type' to 'enum six_lock_type' [-Werror=enum-conversion]
fs/bcachefs/btree_locking.h:226:56: error: implicit conversion from 'enum six_lock_type' to 'enum btree_node_locked_type' [-Werror=enum-conversion]
fs/bcachefs/btree_io.h:199:40: error: implicit conversion from 'enum btree_id' to 'enum btree_node_type' [-Werror=enum-conversion]
fs/bcachefs/btree_io.h:216:40: error: implicit conversion from 'enum btree_id' to 'enum btree_node_type' [-Werror=enum-conversion]
fs/bcachefs/bkey_methods.c:234:39: error: implicit conversion from 'enum btree_node_type' to 'enum btree_id' [-Werror=enum-conversion]
fs/bcachefs/bkey_methods.c:241:38: error: implicit conversion from 'enum btree_node_type' to 'enum btree_id' [-Werror=enum-conversion]
fs/bcachefs/btree_iter.c:3073:40: error: implicit conversion from 'enum btree_id' to 'enum btree_node_type' [-Werror=enum-conversion]
# git bisect skip 549d173c1bd9b58c2ad41217522462e012a6545f
Bisecting: 1915 revisions left to test after this (roughly 11 steps)
[e6375481c9efb765687cc4d6c1396b335c3d5ef1] bcachefs: Improve bch2_write_points_to_text()

testing commit e6375481c9efb765687cc4d6c1396b335c3d5ef1 gcc
compiler: gcc (Ubuntu 11.4.0-2ubuntu1~20.04) 11.4.0, GNU ld (GNU Binutils for Ubuntu) 2.34
failed building e6375481c9efb765687cc4d6c1396b335c3d5ef1: fs/bcachefs/btree_key_cache.c:356:56: error: implicit conversion from 'enum btree_node_locked_type' to 'enum six_lock_type' [-Werror=enum-conversion]
# git bisect skip e6375481c9efb765687cc4d6c1396b335c3d5ef1
Bisecting: 1915 revisions left to test after this (roughly 11 steps)
[d7228ecc483e1e104179a24a7e1e4568ae9235cb] bcachefs: Convert debugfs code to for_each_btree_key2()

testing commit d7228ecc483e1e104179a24a7e1e4568ae9235cb gcc
compiler: gcc (Ubuntu 11.4.0-2ubuntu1~20.04) 11.4.0, GNU ld (GNU Binutils for Ubuntu) 2.34
failed building d7228ecc483e1e104179a24a7e1e4568ae9235cb: fs/bcachefs/btree_locking.h:200:56: error: implicit conversion from 'enum btree_node_locked_type' to 'enum six_lock_type' [-Werror=enum-conversion]
fs/bcachefs/btree_locking.h:226:56: error: implicit conversion from 'enum six_lock_type' to 'enum btree_node_locked_type' [-Werror=enum-conversion]
fs/bcachefs/btree_io.h:199:40: error: implicit conversion from 'enum btree_id' to 'enum btree_node_type' [-Werror=enum-conversion]
fs/bcachefs/btree_io.h:216:40: error: implicit conversion from 'enum btree_id' to 'enum btree_node_type' [-Werror=enum-conversion]
fs/bcachefs/bkey_methods.c:234:39: error: implicit conversion from 'enum btree_node_type' to 'enum btree_id' [-Werror=enum-conversion]
fs/bcachefs/bkey_methods.c:241:38: error: implicit conversion from 'enum btree_node_type' to 'enum btree_id' [-Werror=enum-conversion]
# git bisect skip d7228ecc483e1e104179a24a7e1e4568ae9235cb
Bisecting: 1915 revisions left to test after this (roughly 11 steps)
[ee7570546e89ece9b56eaa22c94a6ec0941ec827] bcachefs: Fix a deadlock

testing commit ee7570546e89ece9b56eaa22c94a6ec0941ec827 gcc
compiler: gcc (Ubuntu 11.4.0-2ubuntu1~20.04) 11.4.0, GNU ld (GNU Binutils for Ubuntu) 2.34
failed building ee7570546e89ece9b56eaa22c94a6ec0941ec827: fs/bcachefs/btree_locking.h:162:56: error: implicit conversion from 'enum btree_node_locked_type' to 'enum six_lock_type' [-Werror=enum-conversion]
fs/bcachefs/btree_locking.h:187:60: error: implicit conversion from 'enum six_lock_type' to 'enum btree_node_locked_type' [-Werror=enum-conversion]
fs/bcachefs/btree_io.h:238:40: error: implicit conversion from 'enum btree_id' to 'enum btree_node_type' [-Werror=enum-conversion]
fs/bcachefs/btree_io.h:255:40: error: implicit conversion from 'enum btree_id' to 'enum btree_node_type' [-Werror=enum-conversion]
fs/bcachefs/bkey_methods.c:162:39: error: implicit conversion from 'enum btree_node_type' to 'enum btree_id' [-Werror=enum-conversion]
fs/bcachefs/bkey_methods.c:167:38: error: implicit conversion from 'enum btree_node_type' to 'enum btree_id' [-Werror=enum-conversion]
# git bisect skip ee7570546e89ece9b56eaa22c94a6ec0941ec827
Bisecting: 1915 revisions left to test after this (roughly 11 steps)
[f0a31b26be1f725e3f56beed76486c1b034120b3] srcu: Fix error handling in init_srcu_struct_fields()

testing commit f0a31b26be1f725e3f56beed76486c1b034120b3 gcc
compiler: gcc (Ubuntu 11.4.0-2ubuntu1~20.04) 11.4.0, GNU ld (GNU Binutils for Ubuntu) 2.34
kernel signature: d3e1d21e085a725127dd6a41db2e4581f21d11ca2edaced0e8875b03b0df991e
all runs: OK
false negative chance: 0.000
# git bisect good f0a31b26be1f725e3f56beed76486c1b034120b3
Bisecting: 1914 revisions left to test after this (roughly 11 steps)
[0990efaeeab14de1e3e3bf2791808afebadd1cc4] bcachefs: btree_trans_too_many_iters() is now a transaction restart

testing commit 0990efaeeab14de1e3e3bf2791808afebadd1cc4 gcc
compiler: gcc (Ubuntu 11.4.0-2ubuntu1~20.04) 11.4.0, GNU ld (GNU Binutils for Ubuntu) 2.34
failed building 0990efaeeab14de1e3e3bf2791808afebadd1cc4: fs/bcachefs/btree_locking.h:199:56: error: implicit conversion from 'enum btree_node_locked_type' to 'enum six_lock_type' [-Werror=enum-conversion]
fs/bcachefs/btree_locking.h:223:60: error: implicit conversion from 'enum six_lock_type' to 'enum btree_node_locked_type' [-Werror=enum-conversion]
fs/bcachefs/btree_io.h:199:40: error: implicit conversion from 'enum btree_id' to 'enum btree_node_type' [-Werror=enum-conversion]
fs/bcachefs/btree_io.h:216:40: error: implicit conversion from 'enum btree_id' to 'enum btree_node_type' [-Werror=enum-conversion]
# git bisect skip 0990efaeeab14de1e3e3bf2791808afebadd1cc4
Bisecting: 1914 revisions left to test after this (roughly 11 steps)
[ad520141b155786800261cc7e02ec02f0afe2643] bcachefs: Fix corruption with writeable snapshots

testing commit ad520141b155786800261cc7e02ec02f0afe2643 gcc
compiler: gcc (Ubuntu 11.4.0-2ubuntu1~20.04) 11.4.0, GNU ld (GNU Binutils for Ubuntu) 2.34
failed building ad520141b155786800261cc7e02ec02f0afe2643: fs/bcachefs/btree_locking.h:94:53: error: implicit conversion from 'enum six_lock_type' to 'enum btree_node_locked_type' [-Werror=enum-conversion]
fs/bcachefs/btree_locking.h:181:58: error: implicit conversion from 'enum six_lock_type' to 'enum btree_node_locked_type' [-Werror=enum-conversion]
fs/bcachefs/btree_locking.h:247:54: error: implicit conversion from 'enum btree_node_locked_type' to 'enum six_lock_type' [-Werror=enum-conversion]
fs/bcachefs/btree_locking.h:267:56: error: implicit conversion from 'enum six_lock_type' to 'enum btree_node_locked_type' [-Werror=enum-conversion]
fs/bcachefs/btree_locking.h:294:56: error: implicit conversion from 'enum six_lock_type' to 'enum btree_node_locked_type' [-Werror=enum-conversion]
fs/bcachefs/btree_io.h:203:40: error: implicit conversion from 'enum btree_id' to 'enum btree_node_type' [-Werror=enum-conversion]
fs/bcachefs/btree_io.h:220:40: error: implicit conversion from 'enum btree_id' to 'enum btree_node_type' [-Werror=enum-conversion]
fs/bcachefs/bkey_methods.c:250:39: error: implicit conversion from 'enum btree_node_type' to 'enum btree_id' [-Werror=enum-conversion]
fs/bcachefs/bkey_methods.c:257:38: error: implicit conversion from 'enum btree_node_type' to 'enum btree_id' [-Werror=enum-conversion]
# git bisect skip ad520141b155786800261cc7e02ec02f0afe2643
Bisecting: 1914 revisions left to test after this (roughly 11 steps)
[eaa8c9a8b4027e4f780ebd2f6d0e91812467f312] tools/nolibc: automatically detect necessity to use pselect6

testing commit eaa8c9a8b4027e4f780ebd2f6d0e91812467f312 gcc
compiler: gcc (Ubuntu 11.4.0-2ubuntu1~20.04) 11.4.0, GNU ld (GNU Binutils for Ubuntu) 2.34
kernel signature: fff17f8723408db94ba5517b80941027a90b9a176e226bc4530099873e3bbf22
all runs: OK
false negative chance: 0.000
# git bisect good eaa8c9a8b4027e4f780ebd2f6d0e91812467f312
Bisecting: 1908 revisions left to test after this (roughly 11 steps)
[175379db206a3a36a80585b00bb974a6ab6c43c0] bcachefs: ec_stripe_bkey_insert() -> for_each_btree_key_norestart()

testing commit 175379db206a3a36a80585b00bb974a6ab6c43c0 gcc
compiler: gcc (Ubuntu 11.4.0-2ubuntu1~20.04) 11.4.0, GNU ld (GNU Binutils for Ubuntu) 2.34
failed building 175379db206a3a36a80585b00bb974a6ab6c43c0: fs/bcachefs/btree_locking.h:199:56: error: implicit conversion from 'enum btree_node_locked_type' to 'enum six_lock_type' [-Werror=enum-conversion]
fs/bcachefs/btree_locking.h:223:60: error: implicit conversion from 'enum six_lock_type' to 'enum btree_node_locked_type' [-Werror=enum-conversion]
fs/bcachefs/btree_io.h:199:40: error: implicit conversion from 'enum btree_id' to 'enum btree_node_type' [-Werror=enum-conversion]
fs/bcachefs/btree_io.h:216:40: error: implicit conversion from 'enum btree_id' to 'enum btree_node_type' [-Werror=enum-conversion]
fs/bcachefs/bkey_methods.c:234:39: error: implicit conversion from 'enum btree_node_type' to 'enum btree_id' [-Werror=enum-conversion]
fs/bcachefs/bkey_methods.c:241:38: error: implicit conversion from 'enum btree_node_type' to 'enum btree_id' [-Werror=enum-conversion]
# git bisect skip 175379db206a3a36a80585b00bb974a6ab6c43c0
Bisecting: 1908 revisions left to test after this (roughly 11 steps)
[5f659376fc1b9ad23b00a35242179b8961e0bc2d] bcachefs: Suppress -EROFS messages when shutting down

testing commit 5f659376fc1b9ad23b00a35242179b8961e0bc2d gcc
compiler: gcc (Ubuntu 11.4.0-2ubuntu1~20.04) 11.4.0, GNU ld (GNU Binutils for Ubuntu) 2.34
failed building 5f659376fc1b9ad23b00a35242179b8961e0bc2d: fs/bcachefs/btree_locking.h:88:53: error: implicit conversion from 'enum six_lock_type' to 'enum btree_node_locked_type' [-Werror=enum-conversion]
fs/bcachefs/btree_locking.h:175:58: error: implicit conversion from 'enum six_lock_type' to 'enum btree_node_locked_type' [-Werror=enum-conversion]
fs/bcachefs/btree_locking.h:239:54: error: implicit conversion from 'enum btree_node_locked_type' to 'enum six_lock_type' [-Werror=enum-conversion]
fs/bcachefs/btree_locking.h:259:56: error: implicit conversion from 'enum six_lock_type' to 'enum btree_node_locked_type' [-Werror=enum-conversion]
fs/bcachefs/btree_locking.h:286:56: error: implicit conversion from 'enum six_lock_type' to 'enum btree_node_locked_type' [-Werror=enum-conversion]
fs/bcachefs/btree_io.h:203:40: error: implicit conversion from 'enum btree_id' to 'enum btree_node_type' [-Werror=enum-conversion]
fs/bcachefs/btree_io.h:220:40: error: implicit conversion from 'enum btree_id' to 'enum btree_node_type' [-Werror=enum-conversion]
# git bisect skip 5f659376fc1b9ad23b00a35242179b8961e0bc2d
Bisecting: 1908 revisions left to test after this (roughly 11 steps)
[8d591d5da42d10de6dda7c87e5f4b1447f67bb86] bcachefs: Convert some assertions to fsck errors

testing commit 8d591d5da42d10de6dda7c87e5f4b1447f67bb86 gcc
compiler: gcc (Ubuntu 11.4.0-2ubuntu1~20.04) 11.4.0, GNU ld (GNU Binutils for Ubuntu) 2.34
failed building 8d591d5da42d10de6dda7c87e5f4b1447f67bb86: fs/bcachefs/btree_iter.h:159:48: error: implicit conversion from 'enum btree_id' to 'enum btree_node_type' [-Werror=enum-conversion]
fs/bcachefs/btree_locking.h:170:56: error: implicit conversion from 'enum btree_node_locked_type' to 'enum six_lock_type' [-Werror=enum-conversion]
fs/bcachefs/btree_locking.h:188:59: error: implicit conversion from 'enum six_lock_type' to 'enum btree_node_locked_type' [-Werror=enum-conversion]
# git bisect skip 8d591d5da42d10de6dda7c87e5f4b1447f67bb86
Bisecting: 1908 revisions left to test after this (roughly 11 steps)
[4eea53de8a1882e75d3640dce06c8c2874a77b05] bcachefs: Fix transaction path overflow in fiemap

testing commit 4eea53de8a1882e75d3640dce06c8c2874a77b05 gcc
compiler: gcc (Ubuntu 11.4.0-2ubuntu1~20.04) 11.4.0, GNU ld (GNU Binutils for Ubuntu) 2.34
failed building 4eea53de8a1882e75d3640dce06c8c2874a77b05: fs/bcachefs/btree_locking.h:174:56: error: implicit conversion from 'enum btree_node_locked_type' to 'enum six_lock_type' [-Werror=enum-conversion]
fs/bcachefs/btree_locking.h:198:60: error: implicit conversion from 'enum six_lock_type' to 'enum btree_node_locked_type' [-Werror=enum-conversion]
fs/bcachefs/btree_io.h:199:40: error: implicit conversion from 'enum btree_id' to 'enum btree_node_type' [-Werror=enum-conversion]
fs/bcachefs/btree_io.h:216:40: error: implicit conversion from 'enum btree_id' to 'enum btree_node_type' [-Werror=enum-conversion]
fs/bcachefs/bkey_methods.c:181:39: error: implicit conversion from 'enum btree_node_type' to 'enum btree_id' [-Werror=enum-conversion]
fs/bcachefs/bkey_methods.c:186:38: error: implicit conversion from 'enum btree_node_type' to 'enum btree_id' [-Werror=enum-conversion]
# git bisect skip 4eea53de8a1882e75d3640dce06c8c2874a77b05
Bisecting: 1908 revisions left to test after this (roughly 11 steps)
[92384391c8d04642bb2be1e0c34f744675f50abc] bcachefs: Don't reuse bio in retry path

testing commit 92384391c8d04642bb2be1e0c34f744675f50abc gcc
compiler: gcc (Ubuntu 11.4.0-2ubuntu1~20.04) 11.4.0, GNU ld (GNU Binutils for Ubuntu) 2.34
failed building 92384391c8d04642bb2be1e0c34f744675f50abc: fs/bcachefs/btree_iter.h:175:48: error: implicit conversion from 'enum btree_id' to 'enum btree_node_type' [-Werror=enum-conversion]
fs/bcachefs/btree_locking.h:170:56: error: implicit conversion from 'enum btree_node_locked_type' to 'enum six_lock_type' [-Werror=enum-conversion]
fs/bcachefs/btree_locking.h:188:59: error: implicit conversion from 'enum six_lock_type' to 'enum btree_node_locked_type' [-Werror=enum-conversion]
# git bisect skip 92384391c8d04642bb2be1e0c34f744675f50abc
Bisecting: 1908 revisions left to test after this (roughly 11 steps)
[7071878bab9cbb38b03ac8612af9ea3021c34137] bcachefs: Add a missing btree_path_set_dirty() calls

testing commit 7071878bab9cbb38b03ac8612af9ea3021c34137 gcc
compiler: gcc (Ubuntu 11.4.0-2ubuntu1~20.04) 11.4.0, GNU ld (GNU Binutils for Ubuntu) 2.34
failed building 7071878bab9cbb38b03ac8612af9ea3021c34137: fs/bcachefs/bkey_methods.c:181:39: error: implicit conversion from 'enum btree_node_type' to 'enum btree_id' [-Werror=enum-conversion]
fs/bcachefs/bkey_methods.c:186:38: error: implicit conversion from 'enum btree_node_type' to 'enum btree_id' [-Werror=enum-conversion]
fs/bcachefs/btree_locking.h:174:56: error: implicit conversion from 'enum btree_node_locked_type' to 'enum six_lock_type' [-Werror=enum-conversion]
fs/bcachefs/btree_locking.h:198:60: error: implicit conversion from 'enum six_lock_type' to 'enum btree_node_locked_type' [-Werror=enum-conversion]
fs/bcachefs/btree_io.h:199:40: error: implicit conversion from 'enum btree_id' to 'enum btree_node_type' [-Werror=enum-conversion]
fs/bcachefs/btree_io.h:216:40: error: implicit conversion from 'enum btree_id' to 'enum btree_node_type' [-Werror=enum-conversion]
fs/bcachefs/btree_gc.c:854:45: error: implicit conversion from 'enum btree_id' to 'enum btree_node_type' [-Werror=enum-conversion]
fs/bcachefs/btree_gc.c:1000:45: error: implicit conversion from 'enum btree_id' to 'enum btree_node_type' [-Werror=enum-conversion]
# git bisect skip 7071878bab9cbb38b03ac8612af9ea3021c34137
Bisecting: 1908 revisions left to test after this (roughly 11 steps)
[2dac0eae78f4e3419320cafb3bd0de2a6a4b5dba] bcachefs: Iterator debug code improvements

testing commit 2dac0eae78f4e3419320cafb3bd0de2a6a4b5dba gcc
compiler: gcc (Ubuntu 11.4.0-2ubuntu1~20.04) 11.4.0, GNU ld (GNU Binutils for Ubuntu) 2.34
failed building 2dac0eae78f4e3419320cafb3bd0de2a6a4b5dba: fs/bcachefs/btree_iter.h:178:48: error: implicit conversion from 'enum btree_id' to 'enum btree_node_type' [-Werror=enum-conversion]
fs/bcachefs/btree_locking.h:170:56: error: implicit conversion from 'enum btree_node_locked_type' to 'enum six_lock_type' [-Werror=enum-conversion]
fs/bcachefs/btree_locking.h:188:59: error: implicit conversion from 'enum six_lock_type' to 'enum btree_node_locked_type' [-Werror=enum-conversion]
# git bisect skip 2dac0eae78f4e3419320cafb3bd0de2a6a4b5dba
Bisecting: 1908 revisions left to test after this (roughly 11 steps)
[afb6f7f61ba38f4d4d96e8d1bf5fb9e7809e6c10] bcachefs: Silence spurious copygc err when shutting down

testing commit afb6f7f61ba38f4d4d96e8d1bf5fb9e7809e6c10 gcc
compiler: gcc (Ubuntu 11.4.0-2ubuntu1~20.04) 11.4.0, GNU ld (GNU Binutils for Ubuntu) 2.34
failed building afb6f7f61ba38f4d4d96e8d1bf5fb9e7809e6c10: fs/bcachefs/btree_locking.h:174:56: error: implicit conversion from 'enum btree_node_locked_type' to 'enum six_lock_type' [-Werror=enum-conversion]
fs/bcachefs/btree_locking.h:198:60: error: implicit conversion from 'enum six_lock_type' to 'enum btree_node_locked_type' [-Werror=enum-conversion]
fs/bcachefs/btree_io.h:199:40: error: implicit conversion from 'enum btree_id' to 'enum btree_node_type' [-Werror=enum-conversion]
fs/bcachefs/btree_io.h:216:40: error: implicit conversion from 'enum btree_id' to 'enum btree_node_type' [-Werror=enum-conversion]
fs/bcachefs/bkey_methods.c:233:39: error: implicit conversion from 'enum btree_node_type' to 'enum btree_id' [-Werror=enum-conversion]
fs/bcachefs/bkey_methods.c:240:38: error: implicit conversion from 'enum btree_node_type' to 'enum btree_id' [-Werror=enum-conversion]
# git bisect skip afb6f7f61ba38f4d4d96e8d1bf5fb9e7809e6c10
Bisecting: 1908 revisions left to test after this (roughly 11 steps)
[f6b94a3baa956ff10a52a545a9ad60f35e88e683] bcachefs: Refactor stripe creation

testing commit f6b94a3baa956ff10a52a545a9ad60f35e88e683 gcc
compiler: gcc (Ubuntu 11.4.0-2ubuntu1~20.04) 11.4.0, GNU ld (GNU Binutils for Ubuntu) 2.34
failed building f6b94a3baa956ff10a52a545a9ad60f35e88e683: fs/bcachefs/btree_locking.h:169:56: error: implicit conversion from 'enum btree_node_locked_type' to 'enum six_lock_type' [-Werror=enum-conversion]
fs/bcachefs/btree_locking.h:200:60: error: implicit conversion from 'enum six_lock_type' to 'enum btree_node_locked_type' [-Werror=enum-conversion]
fs/bcachefs/btree_io.h:175:40: error: implicit conversion from 'enum btree_id' to 'enum btree_node_type' [-Werror=enum-conversion]
fs/bcachefs/btree_io.h:184:40: error: implicit conversion from 'enum btree_id' to 'enum btree_node_type' [-Werror=enum-conversion]
# git bisect skip f6b94a3baa956ff10a52a545a9ad60f35e88e683
Bisecting: 1908 revisions left to test after this (roughly 11 steps)
[41fc86222480c34d8647661b36d3fb1e9312fd33] bcachefs: In fsck, pass BTREE_UPDATE_INTERNAL_SNAPSHOT_NODE when deleting dirents

testing commit 41fc86222480c34d8647661b36d3fb1e9312fd33 gcc
compiler: gcc (Ubuntu 11.4.0-2ubuntu1~20.04) 11.4.0, GNU ld (GNU Binutils for Ubuntu) 2.34
failed building 41fc86222480c34d8647661b36d3fb1e9312fd33: fs/bcachefs/bkey_methods.c:234:39: error: implicit conversion from 'enum btree_node_type' to 'enum btree_id' [-Werror=enum-conversion]
fs/bcachefs/bkey_methods.c:241:38: error: implicit conversion from 'enum btree_node_type' to 'enum btree_id' [-Werror=enum-conversion]
fs/bcachefs/btree_locking.h:174:56: error: implicit conversion from 'enum btree_node_locked_type' to 'enum six_lock_type' [-Werror=enum-conversion]
fs/bcachefs/btree_locking.h:198:60: error: implicit conversion from 'enum six_lock_type' to 'enum btree_node_locked_type' [-Werror=enum-conversion]
fs/bcachefs/btree_io.h:199:40: error: implicit conversion from 'enum btree_id' to 'enum btree_node_type' [-Werror=enum-conversion]
fs/bcachefs/btree_io.h:216:40: error: implicit conversion from 'enum btree_id' to 'enum btree_node_type' [-Werror=enum-conversion]
# git bisect skip 41fc86222480c34d8647661b36d3fb1e9312fd33
Bisecting: 1908 revisions left to test after this (roughly 11 steps)
[7b489207703833f705763d14a77d29edf97e5a12] bcachefs: Delete dead code

testing commit 7b489207703833f705763d14a77d29edf97e5a12 gcc
compiler: gcc (Ubuntu 11.4.0-2ubuntu1~20.04) 11.4.0, GNU ld (GNU Binutils for Ubuntu) 2.34
failed building 7b489207703833f705763d14a77d29edf97e5a12: fs/bcachefs/btree_locking.h:169:56: error: implicit conversion from 'enum btree_node_locked_type' to 'enum six_lock_type' [-Werror=enum-conversion]
fs/bcachefs/btree_locking.h:202:60: error: implicit conversion from 'enum six_lock_type' to 'enum btree_node_locked_type' [-Werror=enum-conversion]
fs/bcachefs/btree_io.h:222:40: error: implicit conversion from 'enum btree_id' to 'enum btree_node_type' [-Werror=enum-conversion]
fs/bcachefs/btree_io.h:231:40: error: implicit conversion from 'enum btree_id' to 'enum btree_node_type' [-Werror=enum-conversion]
# git bisect skip 7b489207703833f705763d14a77d29edf97e5a12
Bisecting: 1908 revisions left to test after this (roughly 11 steps)
[da4474f20961f995a1d54f82b4c462c94ea03552] bcachefs: Convert more locking code to btree_bkey_cached_common

testing commit da4474f20961f995a1d54f82b4c462c94ea03552 gcc
compiler: gcc (Ubuntu 11.4.0-2ubuntu1~20.04) 11.4.0, GNU ld (GNU Binutils for Ubuntu) 2.34
failed building da4474f20961f995a1d54f82b4c462c94ea03552: fs/bcachefs/btree_locking.h:88:53: error: implicit conversion from 'enum six_lock_type' to 'enum btree_node_locked_type' [-Werror=enum-conversion]
fs/bcachefs/btree_locking.h:175:58: error: implicit conversion from 'enum six_lock_type' to 'enum btree_node_locked_type' [-Werror=enum-conversion]
fs/bcachefs/btree_locking.h:243:54: error: implicit conversion from 'enum btree_node_locked_type' to 'enum six_lock_type' [-Werror=enum-conversion]
fs/bcachefs/btree_locking.h:271:56: error: implicit conversion from 'enum six_lock_type' to 'enum btree_node_locked_type' [-Werror=enum-conversion]
fs/bcachefs/btree_locking.h:297:56: error: implicit conversion from 'enum six_lock_type' to 'enum btree_node_locked_type' [-Werror=enum-conversion]
fs/bcachefs/btree_io.h:199:40: error: implicit conversion from 'enum btree_id' to 'enum btree_node_type' [-Werror=enum-conversion]
fs/bcachefs/btree_io.h:216:40: error: implicit conversion from 'enum btree_id' to 'enum btree_node_type' [-Werror=enum-conversion]
fs/bcachefs/bkey_methods.c:234:39: error: implicit conversion from 'enum btree_node_type' to 'enum btree_id' [-Werror=enum-conversion]
fs/bcachefs/bkey_methods.c:241:38: error: implicit conversion from 'enum btree_node_type' to 'enum btree_id' [-Werror=enum-conversion]
# git bisect skip da4474f20961f995a1d54f82b4c462c94ea03552
Bisecting: 1908 revisions left to test after this (roughly 11 steps)
[a4805d6672aac04784af132f0e11ac1dfb208079] bcachefs: Scan for old btree nodes if necessary on mount

testing commit a4805d6672aac04784af132f0e11ac1dfb208079 gcc
compiler: gcc (Ubuntu 11.4.0-2ubuntu1~20.04) 11.4.0, GNU ld (GNU Binutils for Ubuntu) 2.34
failed building a4805d6672aac04784af132f0e11ac1dfb208079: fs/bcachefs/btree_locking.h:169:56: error: implicit conversion from 'enum btree_node_locked_type' to 'enum six_lock_type' [-Werror=enum-conversion]
fs/bcachefs/btree_locking.h:202:60: error: implicit conversion from 'enum six_lock_type' to 'enum btree_node_locked_type' [-Werror=enum-conversion]
fs/bcachefs/btree_io.h:222:40: error: implicit conversion from 'enum btree_id' to 'enum btree_node_type' [-Werror=enum-conversion]
fs/bcachefs/btree_io.h:231:40: error: implicit conversion from 'enum btree_id' to 'enum btree_node_type' [-Werror=enum-conversion]
# git bisect skip a4805d6672aac04784af132f0e11ac1dfb208079
Bisecting: 1908 revisions left to test after this (roughly 11 steps)
[7bb61e8c0e37fdf5684bc1fa1f6e0b5644cc7f75] bcachefs: Make IO in flight by copygc/rebalance configurable

testing commit 7bb61e8c0e37fdf5684bc1fa1f6e0b5644cc7f75 gcc
compiler: gcc (Ubuntu 11.4.0-2ubuntu1~20.04) 11.4.0, GNU ld (GNU Binutils for Ubuntu) 2.34
failed building 7bb61e8c0e37fdf5684bc1fa1f6e0b5644cc7f75: fs/bcachefs/btree_locking.h:174:56: error: implicit conversion from 'enum btree_node_locked_type' to 'enum six_lock_type' [-Werror=enum-conversion]
fs/bcachefs/btree_locking.h:198:60: error: implicit conversion from 'enum six_lock_type' to 'enum btree_node_locked_type' [-Werror=enum-conversion]
fs/bcachefs/btree_io.h:199:40: error: implicit conversion from 'enum btree_id' to 'enum btree_node_type' [-Werror=enum-conversion]
fs/bcachefs/btree_io.h:216:40: error: implicit conversion from 'enum btree_id' to 'enum btree_node_type' [-Werror=enum-conversion]
# git bisect skip 7bb61e8c0e37fdf5684bc1fa1f6e0b5644cc7f75
Bisecting: 1908 revisions left to test after this (roughly 11 steps)
[75e0c4789b623db0abae497160202bc5f5d2522e] bcachefs: Fix error checks in bch2_chacha_encrypt_key()

testing commit 75e0c4789b623db0abae497160202bc5f5d2522e gcc
compiler: gcc (Ubuntu 11.4.0-2ubuntu1~20.04) 11.4.0, GNU ld (GNU Binutils for Ubuntu) 2.34
kernel signature: bb3a771a8694cdb0446b0b7b8eb77a647fe1ff389200f092e90355b4d4957fcd
all runs: OK
false negative chance: 0.000
# git bisect good 75e0c4789b623db0abae497160202bc5f5d2522e
Bisecting: 530 revisions left to test after this (roughly 9 steps)
[f84a52eef5c35b49947b132ddd9b79d6767469af] Merge tag 'x86_bugs_for_6.7_rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip

testing commit f84a52eef5c35b49947b132ddd9b79d6767469af gcc
compiler: gcc (Ubuntu 11.4.0-2ubuntu1~20.04) 11.4.0, GNU ld (GNU Binutils for Ubuntu) 2.34
kernel signature: de4587b7f7b05a8ce02487bb028239a8ec8bfdaa686f5c42c66899e82f013f96
all runs: crashed: WARNING in bch2_fs_recovery
representative crash: WARNING in bch2_fs_recovery, types: [WARNING]
# git bisect bad f84a52eef5c35b49947b132ddd9b79d6767469af
Bisecting: 234 revisions left to test after this (roughly 8 steps)
[8b16da681eb0c9b9cb2f9abd0dade67559cfb48d] Merge tag 'nfsd-6.7' of git://git.kernel.org/pub/scm/linux/kernel/git/cel/linux

testing commit 8b16da681eb0c9b9cb2f9abd0dade67559cfb48d gcc
compiler: gcc (Ubuntu 11.4.0-2ubuntu1~20.04) 11.4.0, GNU ld (GNU Binutils for Ubuntu) 2.34
kernel signature: 3bc013433bb7e8ff12e3dde5caaccf8057c529512bcf98cd1a70921fc7fe4b70
all runs: OK
false negative chance: 0.000
# git bisect good 8b16da681eb0c9b9cb2f9abd0dade67559cfb48d
Bisecting: 117 revisions left to test after this (roughly 7 steps)
[197a9ecee68aa7706dea47b6dff8d2edbfb214f0] btrfs: reject devices with CHANGING_FSID_V2

testing commit 197a9ecee68aa7706dea47b6dff8d2edbfb214f0 gcc
compiler: gcc (Ubuntu 11.4.0-2ubuntu1~20.04) 11.4.0, GNU ld (GNU Binutils for Ubuntu) 2.34
kernel signature: 0bea9e766d018eaa4f321bb049914d5ac432684fe35b38db0e7062a4cbbd9336
all runs: OK
false negative chance: 0.000
# git bisect good 197a9ecee68aa7706dea47b6dff8d2edbfb214f0
Bisecting: 69 revisions left to test after this (roughly 6 steps)
[d5acbc60fafbe0fc94c552ce916dd592cd4c6371] Merge tag 'for-6.7-tag' of git://git.kernel.org/pub/scm/linux/kernel/git/kdave/linux

testing commit d5acbc60fafbe0fc94c552ce916dd592cd4c6371 gcc
compiler: gcc (Ubuntu 11.4.0-2ubuntu1~20.04) 11.4.0, GNU ld (GNU Binutils for Ubuntu) 2.34
kernel signature: 384eef5ad7e458c938f182ebe91511f4a5d865bffc74b917c2fd0001db3ef267
all runs: OK
false negative chance: 0.000
# git bisect good d5acbc60fafbe0fc94c552ce916dd592cd4c6371
Bisecting: 34 revisions left to test after this (roughly 5 steps)
[4637429e3946d083eedde1668c17a4fadaf3c0b1] bcachefs: bch2_sb_field_get() refactoring

testing commit 4637429e3946d083eedde1668c17a4fadaf3c0b1 gcc
compiler: gcc (Ubuntu 11.4.0-2ubuntu1~20.04) 11.4.0, GNU ld (GNU Binutils for Ubuntu) 2.34
kernel signature: 0ee1d237b0042ad125238aafaaa2ea5023a1631b561686a17b629dc770803174
all runs: crashed: WARNING in bch2_fs_recovery
representative crash: WARNING in bch2_fs_recovery, types: [WARNING]
# git bisect bad 4637429e3946d083eedde1668c17a4fadaf3c0b1
Bisecting: 16 revisions left to test after this (roughly 4 steps)
[d281701b00fc857755cd0fc08a415a694d5f49c0] bcachefs: Fix looping around bch2_propagate_key_to_snapshot_leaves()

testing commit d281701b00fc857755cd0fc08a415a694d5f49c0 gcc
compiler: gcc (Ubuntu 11.4.0-2ubuntu1~20.04) 11.4.0, GNU ld (GNU Binutils for Ubuntu) 2.34
kernel signature: e0295b311be414a230355bcca26710ea37139315e9695b6b92012fb2335903d8
all runs: crashed: WARNING in bch2_fs_recovery
representative crash: WARNING in bch2_fs_recovery, types: [WARNING]
# git bisect bad d281701b00fc857755cd0fc08a415a694d5f49c0
Bisecting: 8 revisions left to test after this (roughly 3 steps)
[82142a5541063addd15c84fcda890675035df8aa] bcachefs: Fix a null ptr deref in bch2_get_alloc_in_memory_pos()

testing commit 82142a5541063addd15c84fcda890675035df8aa gcc
compiler: gcc (Ubuntu 11.4.0-2ubuntu1~20.04) 11.4.0, GNU ld (GNU Binutils for Ubuntu) 2.34
kernel signature: fb88495ca4f0e270e154fb1f6d84800d35dacbec973d4af945989d546abb5b33
all runs: OK
false negative chance: 0.000
# git bisect good 82142a5541063addd15c84fcda890675035df8aa
Bisecting: 4 revisions left to test after this (roughly 2 steps)
[793a06d984511593c6375d219b38cc84f5a71aff] bcachefs: Fixes for building in userspace

testing commit 793a06d984511593c6375d219b38cc84f5a71aff gcc
compiler: gcc (Ubuntu 11.4.0-2ubuntu1~20.04) 11.4.0, GNU ld (GNU Binutils for Ubuntu) 2.34
kernel signature: db388d61c865f15ef3b53c53c2a775e5944a61934da00c42bc9cc84ef9b8c9f8
all runs: crashed: WARNING in bch2_fs_recovery
representative crash: WARNING in bch2_fs_recovery, types: [WARNING]
# git bisect bad 793a06d984511593c6375d219b38cc84f5a71aff
Bisecting: 1 revision left to test after this (roughly 1 step)
[b560e32ef78f8e748b74a27009ee417b9072dd88] bcachefs: Always check for invalid bkeys in main commit path

testing commit b560e32ef78f8e748b74a27009ee417b9072dd88 gcc
compiler: gcc (Ubuntu 11.4.0-2ubuntu1~20.04) 11.4.0, GNU ld (GNU Binutils for Ubuntu) 2.34
kernel signature: b5d0199f76e3e769aa9ad67e96c4d44dcb53d64b2fa64ff3637de66461c51dc7
all runs: OK
false negative chance: 0.000
# git bisect good b560e32ef78f8e748b74a27009ee417b9072dd88
Bisecting: 0 revisions left to test after this (roughly 0 steps)
[03ef80b469d5d83530ce1ce15be78a40e5300f9b] bcachefs: Ignore unknown mount options

testing commit 03ef80b469d5d83530ce1ce15be78a40e5300f9b gcc
compiler: gcc (Ubuntu 11.4.0-2ubuntu1~20.04) 11.4.0, GNU ld (GNU Binutils for Ubuntu) 2.34
kernel signature: d887aa8a61aaeafb8c6e873c0311985a217dc0ad32ef77de20b9591edbb1a1bc
all runs: crashed: WARNING in bch2_fs_recovery
representative crash: WARNING in bch2_fs_recovery, types: [WARNING]
# git bisect bad 03ef80b469d5d83530ce1ce15be78a40e5300f9b
03ef80b469d5d83530ce1ce15be78a40e5300f9b is the first bad commit
commit 03ef80b469d5d83530ce1ce15be78a40e5300f9b
Author: Kent Overstreet <kent.overstreet@linux.dev>
Date:   Sat Sep 23 18:41:51 2023 -0400

    bcachefs: Ignore unknown mount options
    
    This makes mount option handling consistent with other filesystems -
    options may be handled at different layers, so an option we don't know
    about might not be intended for us.
    
    Signed-off-by: Kent Overstreet <kent.overstreet@linux.dev>

 fs/bcachefs/opts.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

accumulated error probability: 0.00
culprit signature: d887aa8a61aaeafb8c6e873c0311985a217dc0ad32ef77de20b9591edbb1a1bc
parent  signature: b5d0199f76e3e769aa9ad67e96c4d44dcb53d64b2fa64ff3637de66461c51dc7
revisions tested: 25, total time: 3h8m57.98748255s (build: 1h54m33.842495147s, test: 18m36.276569169s)
first bad commit: 03ef80b469d5d83530ce1ce15be78a40e5300f9b bcachefs: Ignore unknown mount options
recipients (to): ["kent.overstreet@linux.dev" "linux-kernel@vger.kernel.org"]
recipients (cc): []
crash: WARNING in bch2_fs_recovery
invalid journal entry, version=1.7: (unknown version) type=blacklist in superblock: invalid journal seq blacklist entry: bad size, exiting
bcachefs (loop0): Unable to continue, halting
------------[ cut here ]------------
WARNING: CPU: 0 PID: 1344 at mm/slab_common.c:991 free_large_kmalloc+0x57/0x90 mm/slab_common.c:991
Modules linked in:
CPU: 0 PID: 1344 Comm: syz-executor264 Not tainted 6.6.0-rc1-syzkaller #0
Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.13.0-1ubuntu1.1 04/01/2014
RIP: 0010:free_large_kmalloc+0x57/0x90 mm/slab_common.c:991
Code: 9c 5b fa be 06 00 00 00 48 89 ef e8 53 5e 0b 00 80 e7 02 74 01 fb 48 83 c4 08 44 89 e6 48 89 ef 5b 5d 41 5c e9 4a 50 06 00 90 <0f> 0b 90 45 31 e4 80 3d 87 6d de 02 00 ba 00 f0 ff ff 75 c2 48 c7
RSP: 0018:ffa000000936fa68 EFLAGS: 00010246
RAX: 0100000000000000 RBX: 0000000000000000 RCX: 0000000000000000
RDX: ffd4000001ffffc8 RSI: fffffffffffff767 RDI: ffd4000001ffffc0
RBP: ffd4000001ffffc0 R08: 0000000000000001 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000002d82 R12: 00000000fffff767
R13: 0000000000000001 R14: 0000000000000000 R15: ffffffff81f8107b
FS:  000055555680e880(0000) GS:ff1100052bc00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007ffe28172000 CR3: 0000000117624001 CR4: 0000000000771ef0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
PKRU: 55555554
Call Trace:
 <TASK>
 bch2_fs_recovery+0xe96/0x2320 fs/bcachefs/recovery.c:903
 bch2_fs_start+0xa81/0xb80 fs/bcachefs/super.c:961
 bch2_fs_open+0x5f9/0x810 fs/bcachefs/super.c:1948
 bch2_mount+0x82c/0xad0 fs/bcachefs/fs.c:1829
 legacy_get_tree+0x38/0xb0 fs/fs_context.c:638
 vfs_get_tree+0x32/0x150 fs/super.c:1750
 do_new_mount fs/namespace.c:3335 [inline]
 path_mount+0xcb5/0x11c0 fs/namespace.c:3662
 do_mount fs/namespace.c:3675 [inline]
 __do_sys_mount fs/namespace.c:3884 [inline]
 __se_sys_mount fs/namespace.c:3861 [inline]
 __x64_sys_mount+0x196/0x1e0 fs/namespace.c:3861
 do_syscall_x64 arch/x86/entry/common.c:50 [inline]
 do_syscall_64+0x3d/0x90 arch/x86/entry/common.c:80
 entry_SYSCALL_64_after_hwframe+0x6f/0xd9
RIP: 0033:0x7f1e76b75a2e
Code: 83 c4 08 5b 5d c3 66 0f 1f 44 00 00 c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 f3 0f 1e fa 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 c0 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007ffe28171848 EFLAGS: 00000282 ORIG_RAX: 00000000000000a5
RAX: ffffffffffffffda RBX: 000055555680e840 RCX: 00007f1e76b75a2e
RDX: 0000000020011a00 RSI: 0000000020011a40 RDI: 00007ffe28171860
RBP: 00007ffe28171860 R08: 00007ffe281718a0 R09: 00000000000119f0
R10: 0000000002008400 R11: 0000000000000282 R12: 0000000002008400
R13: 00007ffe281718a0 R14: 0000000000000003 R15: 0000000000000000
 </TASK>
---[ end trace 0000000000000000 ]---
object pointer: 0xfffffffffffff767
page:00000000e7bc1b0a refcount:0 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x7ffff
flags: 0x100000000000000(node=0|zone=1)
page_type: 0xffffffff()
raw: 0100000000000000 ffd4000001ffffc8 ffd4000001ffffc8 0000000000000000
raw: 0000000000000000 0000000000000000 00000000ffffffff 0000000000000000
page dumped because: VM_BUG_ON_PAGE(page_ref_count(page) == 0)
------------[ cut here ]------------
kernel BUG at include/linux/mm.h:1095!
invalid opcode: 0000 [#1] PREEMPT SMP NOPTI
CPU: 0 PID: 1344 Comm: syz-executor264 Tainted: G        W          6.6.0-rc1-syzkaller #0
Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.13.0-1ubuntu1.1 04/01/2014
RIP: 0010:put_page_testzero include/linux/mm.h:1095 [inline]
RIP: 0010:put_page_testzero include/linux/mm.h:1093 [inline]
RIP: 0010:__free_pages+0xc9/0xf0 mm/page_alloc.c:4515
Code: ff ff 48 8d 42 ff 8b 55 34 48 39 c7 0f 94 c0 0f b6 c0 85 d2 0f 85 6e ff ff ff 48 c7 c6 f0 60 b5 83 48 89 ef e8 78 c8 fa ff 90 <0f> 0b 83 fe 03 76 0e 5b 48 89 ef 31 d2 5d 41 5c e9 c2 df ff ff 5b
RSP: 0018:ffa000000936fa70 EFLAGS: 00010293
RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000000
RDX: ff11000106cdc180 RSI: ffffffff81437a08 RDI: 0000000000000001
RBP: ffd4000001ffffc0 R08: 0000000000000001 R09: 0000000000000000
R10: 0000000000000001 R11: 6d75642065676170 R12: 00000000fffff767
R13: 0000000000000001 R14: 0000000000000000 R15: ffffffff81f8107b
FS:  000055555680e880(0000) GS:ff1100052bc00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007ffe28172000 CR3: 0000000117624001 CR4: 0000000000771ef0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
PKRU: 55555554
Call Trace:
 <TASK>
 bch2_fs_recovery+0xe96/0x2320 fs/bcachefs/recovery.c:903
 bch2_fs_start+0xa81/0xb80 fs/bcachefs/super.c:961
 bch2_fs_open+0x5f9/0x810 fs/bcachefs/super.c:1948
 bch2_mount+0x82c/0xad0 fs/bcachefs/fs.c:1829
 legacy_get_tree+0x38/0xb0 fs/fs_context.c:638
 vfs_get_tree+0x32/0x150 fs/super.c:1750
 do_new_mount fs/namespace.c:3335 [inline]
 path_mount+0xcb5/0x11c0 fs/namespace.c:3662
 do_mount fs/namespace.c:3675 [inline]
 __do_sys_mount fs/namespace.c:3884 [inline]
 __se_sys_mount fs/namespace.c:3861 [inline]
 __x64_sys_mount+0x196/0x1e0 fs/namespace.c:3861
 do_syscall_x64 arch/x86/entry/common.c:50 [inline]
 do_syscall_64+0x3d/0x90 arch/x86/entry/common.c:80
 entry_SYSCALL_64_after_hwframe+0x6f/0xd9
RIP: 0033:0x7f1e76b75a2e
Code: 83 c4 08 5b 5d c3 66 0f 1f 44 00 00 c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 f3 0f 1e fa 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 c0 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007ffe28171848 EFLAGS: 00000282 ORIG_RAX: 00000000000000a5
RAX: ffffffffffffffda RBX: 000055555680e840 RCX: 00007f1e76b75a2e
RDX: 0000000020011a00 RSI: 0000000020011a40 RDI: 00007ffe28171860
RBP: 00007ffe28171860 R08: 00007ffe281718a0 R09: 00000000000119f0
R10: 0000000002008400 R11: 0000000000000282 R12: 0000000002008400
R13: 00007ffe281718a0 R14: 0000000000000003 R15: 0000000000000000
 </TASK>
Modules linked in:
---[ end trace 0000000000000000 ]---
RIP: 0010:put_page_testzero include/linux/mm.h:1095 [inline]
RIP: 0010:put_page_testzero include/linux/mm.h:1093 [inline]
RIP: 0010:__free_pages+0xc9/0xf0 mm/page_alloc.c:4515
Code: ff ff 48 8d 42 ff 8b 55 34 48 39 c7 0f 94 c0 0f b6 c0 85 d2 0f 85 6e ff ff ff 48 c7 c6 f0 60 b5 83 48 89 ef e8 78 c8 fa ff 90 <0f> 0b 83 fe 03 76 0e 5b 48 89 ef 31 d2 5d 41 5c e9 c2 df ff ff 5b
RSP: 0018:ffa000000936fa70 EFLAGS: 00010293
RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000000
RDX: ff11000106cdc180 RSI: ffffffff81437a08 RDI: 0000000000000001
RBP: ffd4000001ffffc0 R08: 0000000000000001 R09: 0000000000000000
R10: 0000000000000001 R11: 6d75642065676170 R12: 00000000fffff767
R13: 0000000000000001 R14: 0000000000000000 R15: ffffffff81f8107b
FS:  000055555680e880(0000) GS:ff1100052bc00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007ffe28172000 CR3: 0000000117624001 CR4: 0000000000771ef0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
PKRU: 55555554