ci2 starts bisection 2023-04-22 02:08:43.77220395 +0000 UTC m=+60064.887031309
bisecting fixing commit since 8020ae3c051d1c9ec7b7a872e226f9720547649b
building syzkaller on 8b4eb097b2e5a6f78a8d0b1ae48de4bbaa4c45a1
ensuring issue is reproducible on original commit 8020ae3c051d1c9ec7b7a872e226f9720547649b

testing commit 8020ae3c051d1c9ec7b7a872e226f9720547649b gcc
compiler: Debian clang version 15.0.7, GNU ld (GNU Binutils for Debian) 2.35.2
kernel signature: 3d24033d7469d7963369f1462d1221e34174630c102e97341a100bbfe2157d13
run #0: boot failed: create image operation failed: &{Code:QUOTA_EXCEEDED ErrorDetails:[0xc000ba5090] Location: Message:Quota 'T2A_CPUS' exceeded.  Limit: 64.0 in region us-central1. ForceSendFields:[] NullFields:[]}.
run #1: boot failed: create image operation failed: &{Code:QUOTA_EXCEEDED ErrorDetails:[0xc0033c0e60] Location: Message:Quota 'T2A_CPUS' exceeded.  Limit: 64.0 in region us-central1. ForceSendFields:[] NullFields:[]}.
run #2: boot failed: create image operation failed: &{Code:QUOTA_EXCEEDED ErrorDetails:[0xc0033c0fa0] Location: Message:Quota 'T2A_CPUS' exceeded.  Limit: 64.0 in region us-central1. ForceSendFields:[] NullFields:[]}.
run #3: boot failed: create image operation failed: &{Code:QUOTA_EXCEEDED ErrorDetails:[0xc0013d19f0] Location: Message:Quota 'T2A_CPUS' exceeded.  Limit: 64.0 in region us-central1. ForceSendFields:[] NullFields:[]}.
run #4: boot failed: create image operation failed: &{Code:QUOTA_EXCEEDED ErrorDetails:[0xc0013d1a90] Location: Message:Quota 'T2A_CPUS' exceeded.  Limit: 64.0 in region us-central1. ForceSendFields:[] NullFields:[]}.
run #5: boot failed: create image operation failed: &{Code:QUOTA_EXCEEDED ErrorDetails:[0xc0013d1b30] Location: Message:Quota 'T2A_CPUS' exceeded.  Limit: 64.0 in region us-central1. ForceSendFields:[] NullFields:[]}.
run #6: boot failed: create image operation failed: &{Code:QUOTA_EXCEEDED ErrorDetails:[0xc0033c1090] Location: Message:Quota 'T2A_CPUS' exceeded.  Limit: 64.0 in region us-central1. ForceSendFields:[] NullFields:[]}.
run #7: boot failed: create image operation failed: &{Code:QUOTA_EXCEEDED ErrorDetails:[0xc000ae20a0] Location: Message:Quota 'T2A_CPUS' exceeded.  Limit: 64.0 in region us-central1. ForceSendFields:[] NullFields:[]}.
run #8: boot failed: create image operation failed: &{Code:QUOTA_EXCEEDED ErrorDetails:[0xc0007ae190] Location: Message:Quota 'T2A_CPUS' exceeded.  Limit: 64.0 in region us-central1. ForceSendFields:[] NullFields:[]}.
run #9: boot failed: create image operation failed: &{Code:QUOTA_EXCEEDED ErrorDetails:[0xc001e68140] Location: Message:Quota 'T2A_CPUS' exceeded.  Limit: 64.0 in region us-central1. ForceSendFields:[] NullFields:[]}.
run #10: boot failed: create image operation failed: &{Code:QUOTA_EXCEEDED ErrorDetails:[0xc001e68410] Location: Message:Quota 'T2A_CPUS' exceeded.  Limit: 64.0 in region us-central1. ForceSendFields:[] NullFields:[]}.
run #11: boot failed: create image operation failed: &{Code:QUOTA_EXCEEDED ErrorDetails:[0xc0007ae550] Location: Message:Quota 'T2A_CPUS' exceeded.  Limit: 64.0 in region us-central1. ForceSendFields:[] NullFields:[]}.
run #12: crashed: BUG: unable to handle kernel NULL pointer dereference in indx_find
run #13: crashed: BUG: unable to handle kernel NULL pointer dereference in indx_find
run #14: crashed: BUG: unable to handle kernel NULL pointer dereference in indx_find
run #15: crashed: BUG: unable to handle kernel NULL pointer dereference in indx_find
run #16: crashed: BUG: unable to handle kernel NULL pointer dereference in indx_find
run #17: crashed: BUG: unable to handle kernel NULL pointer dereference in indx_find
run #18: crashed: BUG: unable to handle kernel NULL pointer dereference in indx_find
run #19: crashed: BUG: unable to handle kernel NULL pointer dereference in indx_find
testing current HEAD 3299fb36854fdc288bddc2c4d265f8a2e5105944
testing commit 3299fb36854fdc288bddc2c4d265f8a2e5105944 gcc
compiler: Debian clang version 15.0.7, GNU ld (GNU Binutils for Debian) 2.35.2
kernel signature: 0b771210e063e7891b2c70d90e4dba942f014dfb62e0ae796b54db3a36503c1d
run #0: boot failed: create image operation failed: &{Code:QUOTA_EXCEEDED ErrorDetails:[0xc000ae3090] Location: Message:Quota 'T2A_CPUS' exceeded.  Limit: 64.0 in region us-central1. ForceSendFields:[] NullFields:[]}.
run #1: boot failed: create image operation failed: &{Code:QUOTA_EXCEEDED ErrorDetails:[0xc000ae3270] Location: Message:Quota 'T2A_CPUS' exceeded.  Limit: 64.0 in region us-central1. ForceSendFields:[] NullFields:[]}.
run #2: crashed: BUG: unable to handle kernel NULL pointer dereference in indx_find
run #3: crashed: BUG: unable to handle kernel NULL pointer dereference in indx_find
run #4: crashed: BUG: unable to handle kernel NULL pointer dereference in indx_find
run #5: crashed: BUG: unable to handle kernel NULL pointer dereference in indx_find
run #6: crashed: BUG: unable to handle kernel NULL pointer dereference in indx_find
run #7: crashed: BUG: unable to handle kernel NULL pointer dereference in indx_find
run #8: crashed: BUG: unable to handle kernel NULL pointer dereference in indx_find
run #9: crashed: BUG: unable to handle kernel NULL pointer dereference in indx_find
revisions tested: 2, total time: 51m45.972248625s (build: 44m53.70438319s, test: 5m53.485299495s)
the crash still happens on HEAD
commit msg: Linux 5.15.108
crash: BUG: unable to handle kernel NULL pointer dereference in indx_find
loop0: detected capacity change from 0 to 4096
ntfs3: loop0: Different NTFS' sector size (4096) and media sector size (512)
Unable to handle kernel NULL pointer dereference at virtual address 0000000000000000
Mem abort info:
  ESR = 0x0000000086000006
  EC = 0x21: IABT (current EL), IL = 32 bits
  SET = 0, FnV = 0
  EA = 0, S1PTW = 0
  FSC = 0x06: level 2 translation fault
user pgtable: 4k pages, 48-bit VAs, pgdp=0000000107739000
[0000000000000000] pgd=0800000111034003, p4d=0800000111034003, pud=080000010d177003, pmd=0000000000000000
Internal error: Oops: 86000006 [#1] PREEMPT SMP
Modules linked in:
CPU: 1 PID: 4988 Comm: syz-executor.0 Not tainted 5.15.108-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/30/2023
pstate: 80400005 (Nzcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--)
pc : 0x0
lr : hdr_find_e+0x270/0x448 fs/ntfs3/index.c:708
sp : ffff80001a4a7300
x29: ffff80001a4a74e0 x28: 0000000000000138 x27: ffff0000dbfde278
x26: 0000000000000000 x25: 0000000000000000 x24: ffff0000cf076000
x23: ffff0000dbfde140 x22: 0000000000000003 x21: 0000000000000148
x20: 0000000000000000 x19: dfff800000000000 x18: 1fffe0003695598e
x17: 1fffe0003695598e x16: ffff8000081f2e60 x15: ffff80000888454c
x14: ffff800008881a20 x13: 0000000000000148 x12: ffff80001a4a7380
x11: 0000000000000001 x10: 0000000000000000 x9 : 0000000000000003
x8 : 0000000000000000 x7 : 0000000000000000 x6 : 000000000000003f
x5 : 0000000000000040 x4 : ffff0000cf076000 x3 : 0000000000000000
x2 : ffff0000dbfde288 x1 : 0000000000000000 x0 : ffff800010af7a00
Call trace:
 0x0
 indx_find+0x294/0x834 fs/ntfs3/index.c:1077
 dir_search_u+0x174/0x2a8 fs/ntfs3/dir.c:254
 ntfs_extend_init+0x150/0x3fc fs/ntfs3/fsntfs.c:214
 ntfs_fill_super+0x28e0/0x2d0c fs/ntfs3/super.c:1238
 get_tree_bdev+0x318/0x4d8 fs/super.c:1303
 ntfs_fs_get_tree+0x18/0x24 fs/ntfs3/super.c:1354
 vfs_get_tree+0x88/0x224 fs/super.c:1508
 do_new_mount+0x1a4/0x6fc fs/namespace.c:2994
 path_mount+0x4c8/0xb94 fs/namespace.c:3324
 do_mount fs/namespace.c:3337 [inline]
 __do_sys_mount fs/namespace.c:3545 [inline]
 __se_sys_mount fs/namespace.c:3522 [inline]
 __arm64_sys_mount+0x3e0/0x48c fs/namespace.c:3522
 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline]
 invoke_syscall+0x7c/0x250 arch/arm64/kernel/syscall.c:52
 el0_svc_common+0x160/0x1e4 arch/arm64/kernel/syscall.c:142
 do_el0_svc+0x4c/0xf0 arch/arm64/kernel/syscall.c:181
 el0_svc+0x7c/0x1f0 arch/arm64/kernel/entry-common.c:596
 el0t_64_sync_handler+0x84/0xe4 arch/arm64/kernel/entry-common.c:614
 el0t_64_sync+0x1a0/0x1a4 arch/arm64/kernel/entry.S:584
Code: bad PC value
---[ end trace 9aa7970ede517407 ]---