Hello, syzbot found the following issue on: HEAD commit: b01fe98d34f3 Merge tag 'i2c-for-6.3-rc1-part2' of git://gi.. git tree: upstream console output: https://syzkaller.appspot.com/x/log.txt?x=16d58468c80000 kernel config: https://syzkaller.appspot.com/x/.config?x=dc0f7cfe5b32efe2 dashboard link: https://syzkaller.appspot.com/bug?extid=3aa7a6b7eb0d5536abaf compiler: Debian clang version 15.0.7, GNU ld (GNU Binutils for Debian) 2.35.2 syz repro: https://syzkaller.appspot.com/x/repro.syz?x=12a80092c80000 C reproducer: https://syzkaller.appspot.com/x/repro.c?x=17c4f138c80000 Downloadable assets: disk image: https://storage.googleapis.com/syzbot-assets/a1d37240ef5e/disk-b01fe98d.raw.xz vmlinux: https://storage.googleapis.com/syzbot-assets/3727e84b1762/vmlinux-b01fe98d.xz kernel image: https://storage.googleapis.com/syzbot-assets/0d45494f57a4/bzImage-b01fe98d.xz mounted in repro: https://storage.googleapis.com/syzbot-assets/ff4c7574ee40/mount_0.gz The issue was bisected to: commit 4dc48a107a146cade61097958ff2366c13da1f60 Author: Nilesh Javali <njavali@xxxxxxxxxxx> Date: Tue Jun 7 04:46:27 2022 +0000 scsi: qla2xxx: Update version to 10.02.07.500-k bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=13eb900ac80000 final oops: https://syzkaller.appspot.com/x/report.txt?x=101b900ac80000 console output: https://syzkaller.appspot.com/x/log.txt?x=17eb900ac80000 IMPORTANT: if you fix the issue, please add the following tag to the commit: Reported-by: syzbot+3aa7a6b7eb0d5536abaf@xxxxxxxxxxxxxxxxxxxxxxxxx Fixes: 4dc48a107a14 ("scsi: qla2xxx: Update version to 10.02.07.500-k") ------------[ cut here ]------------ kernel BUG at fs/buffer.c:1829! invalid opcode: 0000 [#1] PREEMPT SMP KASAN CPU: 1 PID: 9252 Comm: syz-executor382 Not tainted 6.2.0-syzkaller-13534-gb01fe98d34f3 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/02/2023 RIP: 0010:__block_write_full_page+0xfb2/0x16a0 fs/buffer.c:1829 Code: 02 e9 16 f2 ff ff e8 6d 60 89 ff 48 8b 3c 24 e8 b4 32 00 00 48 89 c7 48 c7 c6 20 96 17 8b e8 05 6a c8 ff 0f 0b e8 4e 60 89 ff <0f> 0b f3 0f 1e fa 48 8b 2c 24 48 89 ee 48 81 e6 ff 0f 00 00 31 ff RSP: 0018:ffffc9000bde6ff0 EFLAGS: 00010293 RAX: ffffffff82035c92 RBX: 00fff0000000a02f RCX: ffff888026c03a80 RDX: 0000000000000000 RSI: 0000000000008000 RDI: 0000000000000000 RBP: 0000000000008000 R08: ffffffff820354d8 R09: fffff9400007d819 R10: 0000000000000000 R11: dffffc0000000001 R12: 0000000000000000 R13: 1ffff11002d73d01 R14: dffffc0000000000 R15: ffffea00003ec0c0 FS: 00007fe61c1db700(0000) GS:ffff8880b9900000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000000000000000 CR3: 000000002af1e000 CR4: 00000000003506e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: <TASK> writeout mm/migrate.c:907 [inline] fallback_migrate_folio mm/migrate.c:931 [inline] move_to_new_folio+0x7a1/0x14d0 mm/migrate.c:981 migrate_folio_move mm/migrate.c:1295 [inline] migrate_pages_batch mm/migrate.c:1827 [inline] migrate_pages+0x4c0b/0x6670 mm/migrate.c:1979 compact_zone+0x2bc9/0x45a0 mm/compaction.c:2420 compact_node+0x216/0x420 mm/compaction.c:2717 compact_nodes mm/compaction.c:2730 [inline] sysctl_compaction_handler+0xab/0x150 mm/compaction.c:2774 proc_sys_call_handler+0x545/0x8a0 fs/proc/proc_sysctl.c:604 do_iter_write+0x6ea/0xc50 fs/read_write.c:861 vfs_writev fs/read_write.c:934 [inline] do_writev+0x27f/0x470 fs/read_write.c:977 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x41/0xc0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x63/0xcd RIP: 0033:0x7fe61c22f659 Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 71 15 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:00007fe61c1db2f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000014 RAX: ffffffffffffffda RBX: 00007fe61c2b47a0 RCX: 00007fe61c22f659 RDX: 0000000000000001 RSI: 0000000020000240 RDI: 0000000000000004 RBP: 00007fe61c281700 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 00007fe61c2810e0 R13: 0073756c70736668 R14: 6d656d5f74636170 R15: 00007fe61c2b47a8 </TASK> Modules linked in: ---[ end trace 0000000000000000 ]--- RIP: 0010:__block_write_full_page+0xfb2/0x16a0 fs/buffer.c:1829 Code: 02 e9 16 f2 ff ff e8 6d 60 89 ff 48 8b 3c 24 e8 b4 32 00 00 48 89 c7 48 c7 c6 20 96 17 8b e8 05 6a c8 ff 0f 0b e8 4e 60 89 ff <0f> 0b f3 0f 1e fa 48 8b 2c 24 48 89 ee 48 81 e6 ff 0f 00 00 31 ff RSP: 0018:ffffc9000bde6ff0 EFLAGS: 00010293 RAX: ffffffff82035c92 RBX: 00fff0000000a02f RCX: ffff888026c03a80 RDX: 0000000000000000 RSI: 0000000000008000 RDI: 0000000000000000 RBP: 0000000000008000 R08: ffffffff820354d8 R09: fffff9400007d819 R10: 0000000000000000 R11: dffffc0000000001 R12: 0000000000000000 R13: 1ffff11002d73d01 R14: dffffc0000000000 R15: ffffea00003ec0c0 FS: 00007fe61c1db700(0000) GS:ffff8880b9900000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007ffd2061aeb8 CR3: 000000002af1e000 CR4: 00000000003506e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 --- This report is generated by a bot. It may contain errors. See https://goo.gl/tpsmEJ for more information about syzbot. syzbot engineers can be reached at syzkaller@xxxxxxxxxxxxxxxx. syzbot will keep track of this issue. See: https://goo.gl/tpsmEJ#status for how to communicate with syzbot. For information about bisection process see: https://goo.gl/tpsmEJ#bisection syzbot can test patches for this issue, for details see: https://goo.gl/tpsmEJ#testing-patches