loop0: detected capacity change from 0 to 131072 ======================================================= WARNING: The mand mount option has been deprecated and and is ignored by this kernel. Remove the mand option from the mount to silence this warning. ======================================================= F2FS-fs (loop0): Invalid log sectorsize (67108873) F2FS-fs (loop0): Can't find valid F2FS filesystem in 1th superblock F2FS-fs (loop0): invalid crc value F2FS-fs (loop0): Try to recover 1th superblock, ret: 0 F2FS-fs (loop0): Mounted with checkpoint version = 48b305e4 BUG: unable to handle page fault for address: ffffed108228782c #PF: supervisor read access in kernel mode #PF: error_code(0x0000) - not-present page PGD 5ffcd067 P4D 5ffcd067 PUD 0 Oops: Oops: 0000 [#1] SMP KASAN NOPTI CPU: 0 UID: 0 PID: 5347 Comm: syz.0.0 Not tainted 6.16.0-rc6-syzkaller-00205-gd786aba32000 #0 PREEMPT(full) Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014 RIP: 0010:data_blkaddr fs/f2fs/f2fs.h:3053 [inline] RIP: 0010:f2fs_data_blkaddr fs/f2fs/f2fs.h:3058 [inline] RIP: 0010:f2fs_get_dnode_of_data+0x146b/0x1b50 fs/f2fs/node.c:855 Code: 0f b7 1c 24 c1 eb 02 b8 68 01 00 00 4c 8b 64 24 10 49 01 c7 89 d8 49 8d 04 87 48 8b 4c 24 20 48 8d 1c 88 48 89 d8 48 c1 e8 03 <42> 0f b6 04 28 84 c0 0f 85 22 05 00 00 44 8b 3b 48 8b 44 24 18 48 RSP: 0018:ffffc9000d26f3a0 EFLAGS: 00010a03 RAX: 1ffff1108228782c RBX: ffff88841143c164 RCX: 00000000ffffffff RDX: ffffc9000ddea000 RSI: 0000000000000be5 RDI: 0000000000000be6 RBP: ffffc9000d26f590 R08: ffff888012449f77 R09: 1ffff110024893ee R10: dffffc0000000000 R11: ffffed10024893ef R12: 1ffff92001a4de90 R13: dffffc0000000000 R14: ffff888012449ad0 R15: ffff88801143c168 FS: 00007f1bfb28e6c0(0000) GS:ffff88808d21a000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: ffffed108228782c CR3: 000000003fbbe000 CR4: 0000000000352ef0 Call Trace: prepare_write_begin fs/f2fs/data.c:3400 [inline] f2fs_write_begin+0xb38/0x21a0 fs/f2fs/data.c:3594 generic_perform_write+0x2c4/0x910 mm/filemap.c:4112 f2fs_buffered_write_iter fs/f2fs/file.c:4988 [inline] f2fs_file_write_iter+0x1ec8/0x2410 fs/f2fs/file.c:5216 do_iter_readv_writev+0x56e/0x7f0 fs/read_write.c:-1 vfs_writev+0x31a/0x960 fs/read_write.c:1057 do_pwritev fs/read_write.c:1153 [inline] __do_sys_pwritev2 fs/read_write.c:1211 [inline] __se_sys_pwritev2+0x179/0x290 fs/read_write.c:1202 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline] do_syscall_64+0xfa/0x3b0 arch/x86/entry/syscall_64.c:94 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f1bfa38e9a9 Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 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 a8 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007f1bfb28e038 EFLAGS: 00000246 ORIG_RAX: 0000000000000148 RAX: ffffffffffffffda RBX: 00007f1bfa5b5fa0 RCX: 00007f1bfa38e9a9 RDX: 0000000000000001 RSI: 00002000000002c0 RDI: 0000000000000009 RBP: 00007f1bfa410d69 R08: 0000000000000003 R09: 0000000000000015 R10: 0000000000800401 R11: 0000000000000246 R12: 0000000000000000 R13: 0000000000000000 R14: 00007f1bfa5b5fa0 R15: 00007fff74e79358 Modules linked in: CR2: ffffed108228782c ---[ end trace 0000000000000000 ]--- RIP: 0010:data_blkaddr fs/f2fs/f2fs.h:3053 [inline] RIP: 0010:f2fs_data_blkaddr fs/f2fs/f2fs.h:3058 [inline] RIP: 0010:f2fs_get_dnode_of_data+0x146b/0x1b50 fs/f2fs/node.c:855 Code: 0f b7 1c 24 c1 eb 02 b8 68 01 00 00 4c 8b 64 24 10 49 01 c7 89 d8 49 8d 04 87 48 8b 4c 24 20 48 8d 1c 88 48 89 d8 48 c1 e8 03 <42> 0f b6 04 28 84 c0 0f 85 22 05 00 00 44 8b 3b 48 8b 44 24 18 48 RSP: 0018:ffffc9000d26f3a0 EFLAGS: 00010a03 RAX: 1ffff1108228782c RBX: ffff88841143c164 RCX: 00000000ffffffff RDX: ffffc9000ddea000 RSI: 0000000000000be5 RDI: 0000000000000be6 RBP: ffffc9000d26f590 R08: ffff888012449f77 R09: 1ffff110024893ee R10: dffffc0000000000 R11: ffffed10024893ef R12: 1ffff92001a4de90 R13: dffffc0000000000 R14: ffff888012449ad0 R15: ffff88801143c168 FS: 00007f1bfb28e6c0(0000) GS:ffff88808d21a000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: ffffed108228782c CR3: 000000003fbbe000 CR4: 0000000000352ef0 ---------------- Code disassembly (best guess): 0: 0f b7 1c 24 movzwl (%rsp),%ebx 4: c1 eb 02 shr $0x2,%ebx 7: b8 68 01 00 00 mov $0x168,%eax c: 4c 8b 64 24 10 mov 0x10(%rsp),%r12 11: 49 01 c7 add %rax,%r15 14: 89 d8 mov %ebx,%eax 16: 49 8d 04 87 lea (%r15,%rax,4),%rax 1a: 48 8b 4c 24 20 mov 0x20(%rsp),%rcx 1f: 48 8d 1c 88 lea (%rax,%rcx,4),%rbx 23: 48 89 d8 mov %rbx,%rax 26: 48 c1 e8 03 shr $0x3,%rax * 2a: 42 0f b6 04 28 movzbl (%rax,%r13,1),%eax <-- trapping instruction 2f: 84 c0 test %al,%al 31: 0f 85 22 05 00 00 jne 0x559 37: 44 8b 3b mov (%rbx),%r15d 3a: 48 8b 44 24 18 mov 0x18(%rsp),%rax 3f: 48 rex.W