ci2 starts bisection 2023-03-04 18:47:51.182548381 +0000 UTC m=+254286.121237713 bisecting fixing commit since bff687b3dad6e0e56b27f4d3ed8a9695f35c7b1a building syzkaller on ab32d50881df9f96f2af301aadca62ad00b7e099 ensuring issue is reproducible on original commit bff687b3dad6e0e56b27f4d3ed8a9695f35c7b1a testing commit bff687b3dad6e0e56b27f4d3ed8a9695f35c7b1a gcc compiler: Debian clang version 15.0.7, GNU ld (GNU Binutils for Debian) 2.35.2 kernel signature: 52d134d6a8d6e86adb97c230d7e71acdfc857330636b0b3a4cab94894a4b8514 all runs: crashed: kernel BUG in ntfs_truncate testing current HEAD 0988a0ea791999ebbf95693f2676381825b05033 testing commit 0988a0ea791999ebbf95693f2676381825b05033 gcc compiler: Debian clang version 15.0.7, GNU ld (GNU Binutils for Debian) 2.35.2 kernel signature: 2a73ce1f11f45b0ec20fa530237a29d2509a9154a2cfa24b76345f18dc147157 all runs: crashed: kernel BUG in ntfs_truncate revisions tested: 2, total time: 1h11m2.137874648s (build: 1h1m11.782845016s, test: 6m29.138375358s) the crash still happens on HEAD commit msg: Merge tag 'for-v6.3-part2' of git://git.kernel.org/pub/scm/linux/kernel/git/sre/linux-power-supply crash: kernel BUG in ntfs_truncate loop0: detected capacity change from 0 to 4096 ntfs: volume version 3.1. ------------[ cut here ]------------ kernel BUG at fs/ntfs/inode.c:2536! invalid opcode: 0000 [#1] PREEMPT SMP KASAN CPU: 1 PID: 5605 Comm: syz-executor.0 Not tainted 6.2.0-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/02/2023 RIP: 0010:ntfs_truncate+0x22fe/0x2360 Code: ff e9 fb f6 ff ff 48 8b 4c 24 08 80 e1 07 80 c1 03 38 c1 0f 8c d1 f8 ff ff 48 8b 7c 24 08 e8 09 55 3c ff e9 c2 f8 ff ff 0f 0b <0f> 0b 0f 0b 0f 0b 0f 0b 0f 0b 48 8b 4c 24 08 80 e1 07 80 c1 03 38 RSP: 0018:ffffc90004d1faf8 EFLAGS: 00010282 RAX: 00000000ffffffe4 RBX: ffff888076b80000 RCX: 1ffff1100dfcc203 RDX: 0000000000000000 RSI: dffffc0000000000 RDI: ffff88806fe61174 RBP: ffff88807c6aaf00 R08: 1ffff1100dfcc22e R09: ffff88806fe61164 R10: 0000000000000018 R11: ffff88806fe61018 R12: dffffc0000000000 R13: ffff888076b80050 R14: 1ffff1100dfcc22d R15: ffff888076b80090 FS: 00007feda5643700(0000) GS:ffff8880b9d00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00005639bb330950 CR3: 0000000072040000 CR4: 00000000003506e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: ntfs_setattr+0x1f9/0x2a0 notify_change+0x8da/0xbf0 do_truncate+0x1af/0x2b0 vfs_truncate+0x1e0/0x290 do_sys_truncate+0xa9/0x130 do_syscall_64+0x41/0xc0 entry_SYSCALL_64_after_hwframe+0x63/0xcd RIP: 0033:0x7feda488c0a9 Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 f1 19 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007feda5643168 EFLAGS: 00000246 ORIG_RAX: 000000000000004c RAX: ffffffffffffffda RBX: 00007feda49abf80 RCX: 00007feda488c0a9 RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000020000040 RBP: 00007feda48e7ae9 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007ffe5027dcff R14: 00007feda5643300 R15: 0000000000022000 Modules linked in: ---[ end trace 0000000000000000 ]--- RIP: 0010:ntfs_truncate+0x22fe/0x2360 Code: ff e9 fb f6 ff ff 48 8b 4c 24 08 80 e1 07 80 c1 03 38 c1 0f 8c d1 f8 ff ff 48 8b 7c 24 08 e8 09 55 3c ff e9 c2 f8 ff ff 0f 0b <0f> 0b 0f 0b 0f 0b 0f 0b 0f 0b 48 8b 4c 24 08 80 e1 07 80 c1 03 38 RSP: 0018:ffffc90004d1faf8 EFLAGS: 00010282 RAX: 00000000ffffffe4 RBX: ffff888076b80000 RCX: 1ffff1100dfcc203 RDX: 0000000000000000 RSI: dffffc0000000000 RDI: ffff88806fe61174 RBP: ffff88807c6aaf00 R08: 1ffff1100dfcc22e R09: ffff88806fe61164 R10: 0000000000000018 R11: ffff88806fe61018 R12: dffffc0000000000 R13: ffff888076b80050 R14: 1ffff1100dfcc22d R15: ffff888076b80090 FS: 00007feda5643700(0000) GS:ffff8880b9d00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00005639bb330950 CR3: 0000000072040000 CR4: 00000000003506e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400