oom_control is deprecated and will be removed. Please report your usecase to linux-mm@kvack.org if you depend on this functionality. loop0: detected capacity change from 0 to 32768 filemap_grab_folio failed! BUG at fs/jfs/jfs_txnmgr.c:530 assert(tblk->next == 0) ------------[ cut here ]------------ kernel BUG at fs/jfs/jfs_txnmgr.c:530! Oops: invalid opcode: 0000 [#1] SMP KASAN NOPTI CPU: 0 UID: 0 PID: 5317 Comm: syz.0.0 Not tainted syzkaller #0 PREEMPT(full) Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 RIP: 0010:txEnd+0x51f/0x530 fs/jfs/jfs_txnmgr.c:530 Code: e9 cc fe ff ff e8 21 c9 53 fe 48 c7 c7 20 20 4e 8c 48 c7 c6 19 1c 4e 8c ba 12 02 00 00 48 c7 c1 60 20 4e 8c e8 a2 a5 b3 fd 90 <0f> 0b 66 66 66 66 66 66 2e 0f 1f 84 00 00 00 00 00 90 90 90 90 90 RSP: 0018:ffffc9000ee77ae0 EFLAGS: 00010246 RAX: 0000000000000036 RBX: ffff888012ba0800 RCX: 271a40374a746f00 RDX: ffffc9000f4d9000 RSI: 0000000000031f60 RDI: 0000000000031f61 RBP: ffffc900010a9332 R08: ffff88801fc24713 R09: 1ffff11003f848e2 R10: dffffc0000000000 R11: ffffed1003f848e3 R12: 1ffff9200021526b R13: dffffc0000000000 R14: ffffc900010a9358 R15: 0000000000000009 FS: 00007fa0fc1ec6c0(0000) GS:ffff88808c2c6000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00005633b14037a8 CR3: 000000001d1c4000 CR4: 0000000000352ef0 Call Trace: jfs_mkdir+0x2ee/0xaf0 fs/jfs/namei.c:294 vfs_mkdir+0x40c/0x620 fs/namei.c:5410 filename_mkdirat+0x285/0x510 fs/namei.c:5443 __do_sys_mkdirat fs/namei.c:5464 [inline] __se_sys_mkdirat+0x35/0x150 fs/namei.c:5461 do_syscall_x64 arch/x86/entry/syscall_64.c:61 [inline] do_syscall_64+0x166/0x520 arch/x86/entry/syscall_64.c:84 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7fa0fb39e159 Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 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 e8 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007fa0fc1ebfe8 EFLAGS: 00000246 ORIG_RAX: 0000000000000102 RAX: ffffffffffffffda RBX: 00007fa0fb625fa0 RCX: 00007fa0fb39e159 RDX: 00000000000001ff RSI: 0000200000000000 RDI: ffffffffffffff9c RBP: 00007fa0fb43506b R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007fa0fb626038 R14: 00007fa0fb625fa0 R15: 00007fffd3db8628 Modules linked in: ---[ end trace 0000000000000000 ]--- RIP: 0010:txEnd+0x51f/0x530 fs/jfs/jfs_txnmgr.c:530 Code: e9 cc fe ff ff e8 21 c9 53 fe 48 c7 c7 20 20 4e 8c 48 c7 c6 19 1c 4e 8c ba 12 02 00 00 48 c7 c1 60 20 4e 8c e8 a2 a5 b3 fd 90 <0f> 0b 66 66 66 66 66 66 2e 0f 1f 84 00 00 00 00 00 90 90 90 90 90 RSP: 0018:ffffc9000ee77ae0 EFLAGS: 00010246 RAX: 0000000000000036 RBX: ffff888012ba0800 RCX: 271a40374a746f00 RDX: ffffc9000f4d9000 RSI: 0000000000031f60 RDI: 0000000000031f61 RBP: ffffc900010a9332 R08: ffff88801fc24713 R09: 1ffff11003f848e2 R10: dffffc0000000000 R11: ffffed1003f848e3 R12: 1ffff9200021526b R13: dffffc0000000000 R14: ffffc900010a9358 R15: 0000000000000009 FS: 00007fa0fc1ec6c0(0000) GS:ffff88808c2c6000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00005633b14037a8 CR3: 000000001d1c4000 CR4: 0000000000352ef0