do_group_exit+0xd4/0x2a0 kernel/exit.c:1012 get_signal+0x225f/0x24f0 kernel/signal.c:2859 arch_do_signal_or_restart+0x79/0x5c0 arch/x86/kernel/signal.c:306 exit_to_user_mode_loop kernel/entry/common.c:168 [inline] exit_to_user_mode_prepare+0x11f/0x240 kernel/entry/common.c:204 __syscall_exit_to_user_mode_work kernel/entry/common.c:286 [inline] syscall_exit_to_user_mode+0x1d/0x50 kernel/entry/common.c:297 ------------[ cut here ]------------ kernel BUG at include/linux/page-flags.h:317! invalid opcode: 0000 [#1] PREEMPT SMP KASAN CPU: 1 PID: 11230 Comm: syz-executor.5 Not tainted 6.2.0-rc3-next-20230112-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 RIP: 0010:folio_flags.constprop.0+0x122/0x150 include/linux/page-flags.h:317 Code: 52 ff ff ff e8 ff f2 cd ff 48 8d 43 ff 49 39 c4 0f 84 40 ff ff ff e8 ed f2 cd ff 48 c7 c6 40 0b 57 8a 4c 89 e7 e8 2e e4 05 00 <0f> 0b e8 57 c2 1b 00 e9 fe fe ff ff e8 4d c2 1b 00 eb a9 4c 89 e7 RSP: 0018:ffffc90003c2fb00 EFLAGS: 00010246 RAX: 0000000000040000 RBX: 0000000000000001 RCX: ffffc9000d447000 RDX: 0000000000040000 RSI: ffffffff81b3ca02 RDI: 0000000000000000 RBP: 0000000000000004 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000001 R11: 0000000000093000 R12: ffffea0001258100 R13: 0000000000000000 R14: dffffc0000000000 R15: 1ffffd400024b02c FS: 00007fbc06562700(0000) GS:ffff8880b9900000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 000055555618d708 CR3: 00000000290b5000 CR4: 00000000003506e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: folio_test_head include/linux/page-flags.h:780 [inline] folio_test_large include/linux/page-flags.h:801 [inline] folio_nr_pages include/linux/mm.h:1735 [inline] compound_nr include/linux/mm.h:1747 [inline] zero_user_segments.constprop.0+0x262/0x350 include/linux/highmem.h:288 shmem_write_end+0x684/0x780 mm/shmem.c:2600 generic_perform_write+0x316/0x570 mm/filemap.c:3783 __generic_file_write_iter+0x2ae/0x500 mm/filemap.c:3900 generic_file_write_iter+0xe3/0x350 mm/filemap.c:3932 call_write_iter include/linux/fs.h:1852 [inline] new_sync_write fs/read_write.c:491 [inline] vfs_write+0x9ed/0xe10 fs/read_write.c:584 ksys_write+0x12b/0x250 fs/read_write.c:637 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x39/0xb0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x63/0xcd RIP: 0033:0x7fbc0588c0c9 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:00007fbc06562168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 RAX: ffffffffffffffda RBX: 00007fbc059abf80 RCX: 00007fbc0588c0c9 RDX: 0000000000000004 RSI: 00000000200000c0 RDI: 0000000000000003 RBP: 00007fbc058e7ae9 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007ffe5b7f4abf R14: 00007fbc06562300 R15: 0000000000022000 Modules linked in: ---[ end trace 0000000000000000 ]--- RIP: 0010:folio_flags.constprop.0+0x122/0x150 include/linux/page-flags.h:317 Code: 52 ff ff ff e8 ff f2 cd ff 48 8d 43 ff 49 39 c4 0f 84 40 ff ff ff e8 ed f2 cd ff 48 c7 c6 40 0b 57 8a 4c 89 e7 e8 2e e4 05 00 <0f> 0b e8 57 c2 1b 00 e9 fe fe ff ff e8 4d c2 1b 00 eb a9 4c 89 e7 RSP: 0018:ffffc90003c2fb00 EFLAGS: 00010246 RAX: 0000000000040000 RBX: 0000000000000001 RCX: ffffc9000d447000 RDX: 0000000000040000 RSI: ffffffff81b3ca02 RDI: 0000000000000000 RBP: 0000000000000004 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000001 R11: 0000000000093000 R12: ffffea0001258100 R13: 0000000000000000 R14: dffffc0000000000 R15: 1ffffd400024b02c FS: 00007fbc06562700(0000) GS:ffff8880b9900000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000001b32533000 CR3: 00000000290b5000 CR4: 00000000003506e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400