ci2 starts bisection 2023-03-27 10:54:34.124418333 +0000 UTC m=+8501.034805055
bisecting fixing commit since 8cbd92339db08b19b93d1637e5799ff2a8dddfd2
building syzkaller on ee50e71ca65deab5f014ff0481809c7b2afa5427
ensuring issue is reproducible on original commit 8cbd92339db08b19b93d1637e5799ff2a8dddfd2
testing commit 8cbd92339db08b19b93d1637e5799ff2a8dddfd2 gcc
compiler: Debian clang version 15.0.7, GNU ld (GNU Binutils for Debian) 2.35.2
kernel signature: 64536c93892d215b4b6deb498f6b69af8128c75ec204fae8d4655b572dcc2c3e
all runs: crashed: UBSAN: array-index-out-of-bounds in dbAdjTree
testing current HEAD 197b6b60ae7bc51dd0814953c562833143b292aa
testing commit 197b6b60ae7bc51dd0814953c562833143b292aa gcc
compiler: Debian clang version 15.0.7, GNU ld (GNU Binutils for Debian) 2.35.2
kernel signature: 6ac18f893340bb9af132c10d7dfe25938499b80da4cde600cdc255754d324ffe
all runs: crashed: UBSAN: array-index-out-of-bounds in dbAdjTree
revisions tested: 2, total time: 46m36.953921876s (build: 37m40.960444375s, test: 7m6.49565276s)
the crash still happens on HEAD
commit msg: Linux 6.3-rc4
crash: UBSAN: array-index-out-of-bounds in dbAdjTree
================================================================================
UBSAN: array-index-out-of-bounds in fs/jfs/jfs_dmap.c:2857:6
index 1668573185 is out of range for type 's8[1365]' (aka 'signed char[1365]')
CPU: 0 PID: 105 Comm: jfsCommit Not tainted 6.3.0-rc4-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/02/2023
Call Trace:
__dump_stack lib/dump_stack.c:88 [inline]
dump_stack_lvl+0x167/0x220 lib/dump_stack.c:106
ubsan_epilogue lib/ubsan.c:217 [inline]
__ubsan_handle_out_of_bounds+0xd8/0x100 lib/ubsan.c:348
dbAdjTree+0x4fd/0x570 fs/jfs/jfs_dmap.c:2857
dbJoin+0x170/0x270 fs/jfs/jfs_dmap.c:2824
dbFreeBits+0x83/0xb80 fs/jfs/jfs_dmap.c:2321
dbFreeDmap fs/jfs/jfs_dmap.c:2070 [inline]
dbFree+0x2dc/0x540 fs/jfs/jfs_dmap.c:395
txFreeMap+0x6a7/0xca0 fs/jfs/jfs_txnmgr.c:2529
txUpdateMap+0x2d1/0x950
txLazyCommit fs/jfs/jfs_txnmgr.c:2659 [inline]
jfs_lazycommit+0x415/0x9e0 fs/jfs/jfs_txnmgr.c:2727
kthread+0x232/0x2b0 kernel/kthread.c:376
ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:308
================================================================================
Kernel panic - not syncing: UBSAN: panic_on_warn set ...
CPU: 0 PID: 105 Comm: jfsCommit Not tainted 6.3.0-rc4-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/02/2023
Call Trace:
__dump_stack lib/dump_stack.c:88 [inline]
dump_stack_lvl+0x167/0x220 lib/dump_stack.c:106
panic+0x21f/0x540 kernel/panic.c:340
check_panic_on_warn+0x58/0x70 kernel/panic.c:236
ubsan_epilogue lib/ubsan.c:223 [inline]
__ubsan_handle_out_of_bounds+0xf6/0x100 lib/ubsan.c:348
dbAdjTree+0x4fd/0x570 fs/jfs/jfs_dmap.c:2857
dbJoin+0x170/0x270 fs/jfs/jfs_dmap.c:2824
dbFreeBits+0x83/0xb80 fs/jfs/jfs_dmap.c:2321
dbFreeDmap fs/jfs/jfs_dmap.c:2070 [inline]
dbFree+0x2dc/0x540 fs/jfs/jfs_dmap.c:395
txFreeMap+0x6a7/0xca0 fs/jfs/jfs_txnmgr.c:2529
txUpdateMap+0x2d1/0x950
txLazyCommit fs/jfs/jfs_txnmgr.c:2659 [inline]
jfs_lazycommit+0x415/0x9e0 fs/jfs/jfs_txnmgr.c:2727
kthread+0x232/0x2b0 kernel/kthread.c:376
ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:308
Kernel Offset: disabled
Rebooting in 86400 seconds..