ci2 starts bisection 2023-07-01 16:36:00.616934308 +0000 UTC m=+20511.583071829
bisecting fixing commit since 3db61221f4e8f18d1dd6e45dbe9e3702ff2d67ab
building syzkaller on 0042f2b4c00ce1ceeaa44a0147909fe3a6f86c5c
ensuring issue is reproducible on original commit 3db61221f4e8f18d1dd6e45dbe9e3702ff2d67ab

testing commit 3db61221f4e8f18d1dd6e45dbe9e3702ff2d67ab gcc
compiler: Debian clang version 15.0.7, GNU ld (GNU Binutils for Debian) 2.35.2
kernel signature: 0157517f7ae35fddafd478ddc8547843446355290adf528c1c8007127e39bc2c
run #0: crashed: WARNING: locking bug in writeback_single_inode
run #1: crashed: KASAN: stack-out-of-bounds Write in end_buffer_read_sync
run #2: crashed: KASAN: out-of-bounds Write in end_buffer_read_sync
run #3: crashed: BUG: unable to handle kernel paging request in inode_wait_for_writeback
run #4: crashed: KASAN: out-of-bounds Write in end_buffer_read_sync
run #5: OK
run #6: OK
run #7: OK
run #8: OK
run #9: OK
run #10: OK
run #11: OK
run #12: OK
run #13: OK
run #14: OK
run #15: OK
run #16: OK
run #17: OK
run #18: OK
run #19: OK
reproducer seems to be flaky
testing current HEAD ad2885979ea6657fa8d3da51a301ec0e998ad8e7
testing commit ad2885979ea6657fa8d3da51a301ec0e998ad8e7 gcc
compiler: Debian clang version 15.0.7, GNU ld (GNU Binutils for Debian) 2.35.2
kernel signature: 6f1e4d11026c2816639e4c5d3ee5f8eb39b0d4e453fae22ddc3c6393280dd200
run #0: basic kernel testing failed: BUG: program execution failed: executor NUM: failed to write control pipe: write |NUM: broken pipe
run #1: crashed: kernel panic: stack is corrupted in __lock_acquire
run #2: OK
run #3: OK
run #4: OK
run #5: OK
run #6: OK
run #7: OK
run #8: OK
run #9: OK
run #10: OK
run #11: OK
run #12: OK
run #13: OK
run #14: OK
run #15: OK
run #16: OK
run #17: OK
run #18: OK
run #19: OK
crash still not fixed/happens on the oldest tested release
Reproducer flagged being flaky
revisions tested: 2, total time: 1h31m27.721479989s (build: 53m39.344634461s, test: 24m0.533107242s)
crash still not fixed on HEAD or HEAD had kernel test errors
commit msg: Merge tag 'kbuild-v6.5' of git://git.kernel.org/pub/scm/linux/kernel/git/masahiroy/linux-kbuild
crash: kernel panic: stack is corrupted in __lock_acquire
loop0: detected capacity change from 0 to 264192
Kernel panic - not syncing: stack-protector: Kernel stack is corrupted in: __lock_acquire+0x7bbd/0x7ef0
CPU: 0 PID: 17796 Comm: syz-executor293 Not tainted 6.4.0-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/27/2023
Call Trace:
 <TASK>
 dump_stack_lvl+0x12e/0x1d0
 panic+0x1f0/0x510
 __stack_chk_fail+0x14/0x20
 __lock_acquire+0x7bbd/0x7ef0
 lock_acquire+0x1b9/0x4f0
 _raw_spin_lock+0x2e/0x40
 evict+0x13f/0x550
 ntfs_fill_super+0x359f/0x3fa0
 get_tree_bdev+0x422/0x680
 vfs_get_tree+0x7f/0x220
 do_new_mount+0x1e5/0x940
 __se_sys_mount+0x20d/0x2a0
 do_syscall_64+0x41/0xc0
 entry_SYSCALL_64_after_hwframe+0x63/0xcd
RIP: 0033:0x7fd48775d33a
Code: 48 c7 c2 c0 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 08 01 00 00 0f 1f 84 00 00 00 00 00 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:00007fffabc442c8 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5
RAX: ffffffffffffffda RBX: 00007fffabc44320 RCX: 00007fd48775d33a
RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007fffabc442e0
RBP: 00007fffabc442e0 R08: 00007fffabc44320 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000286 R12: 0000000020000bc0
R13: 0000000000000003 R14: 0000000000000004 R15: 0000000000000068
 </TASK>
Kernel Offset: disabled
Rebooting in 86400 seconds..