cgroup: cgroup2: unknown option "fd=0xffffffffffffffff" EXT4-fs (sda1): re-mounted. Opts: debug_want_extra_isize=0x0000000005000000,,errors=continue ================================================================== cgroup: cgroup2: unknown option "fd=0xffffffffffffffff" BUG: KASAN: slab-out-of-bounds in memset include/linux/string.h:337 [inline] BUG: KASAN: slab-out-of-bounds in __ext4_expand_extra_isize+0x16f/0x240 fs/ext4/inode.c:5896 Write of size 83885972 at addr ffff8801c84ac2ec by task rs:main Q:Reg/5631 CPU: 1 PID: 5631 Comm: rs:main Q:Reg Not tainted 4.19.0+ #99 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 Call Trace: __dump_stack lib/dump_stack.c:77 [inline] dump_stack+0x244/0x39d lib/dump_stack.c:113 print_address_description.cold.7+0x9/0x1ff mm/kasan/report.c:256 kasan_report_error mm/kasan/report.c:354 [inline] kasan_report.cold.8+0x242/0x309 mm/kasan/report.c:412 check_memory_region_inline mm/kasan/kasan.c:260 [inline] check_memory_region+0x13e/0x1b0 mm/kasan/kasan.c:267 memset+0x23/0x40 mm/kasan/kasan.c:285 memset include/linux/string.h:337 [inline] __ext4_expand_extra_isize+0x16f/0x240 fs/ext4/inode.c:5896 kasan: CONFIG_KASAN_INLINE enabled ext4_try_to_expand_extra_isize fs/ext4/inode.c:5948 [inline] ext4_mark_inode_dirty+0x8f9/0xb20 fs/ext4/inode.c:6024 BUG: unable to handle kernel paging request at ffff8801cd136198 PGD be01067 P4D be01067 PUD 1d942a063 PMD 1b32ad063 PTE 0 ext4_dirty_inode+0x97/0xc0 fs/ext4/inode.c:6058 Oops: 0000 [#1] PREEMPT SMP KASAN __mark_inode_dirty+0x7c3/0x1510 fs/fs-writeback.c:2122 CPU: 0 PID: 8198 Comm: syz-executor2 Not tainted 4.19.0+ #99 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 RIP: 0010:pte_flags arch/x86/include/asm/pgtable_types.h:450 [inline] RIP: 0010:pte_present arch/x86/include/asm/pgtable.h:715 [inline] RIP: 0010:spurious_kernel_fault+0x424/0x570 arch/x86/mm/fault.c:1077 Code: 21 fe 48 b8 00 00 00 00 00 fc ff df 4d 01 f4 4c 89 e2 48 c1 ea 03 80 3c 02 00 0f 85 31 01 00 00 49 be ff 0f 00 00 00 00 f0 ff <4d> 23 34 24 31 ff 41 81 e6 01 01 00 00 44 89 f6 e8 b7 4b 47 00 45 RSP: 0018:ffff8801d1d97510 EFLAGS: 00010046 RAX: dffffc0000000000 RBX: 0000000000000003 RCX: ffffffff81383fac RDX: 1ffff10039a26c33 RSI: ffffffff81383fcc RDI: 0000000000000007 RBP: ffff8801d1d97548 R08: ffff8801d23fe140 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801cd136198 R13: ffff8801ce36cd00 R14: fff0000000000fff R15: 000ffffffffff000 FS: 0000000001149940(0000) GS:ffff8801dae00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: ffff8801cd136198 CR3: 00000001b4b4f000 CR4: 00000000001406f0 mark_inode_dirty include/linux/fs.h:2119 [inline] __generic_write_end+0x320/0x400 fs/buffer.c:2117 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: do_kern_addr_fault arch/x86/mm/fault.c:1208 [inline] __do_page_fault+0x885/0xe60 arch/x86/mm/fault.c:1487 generic_write_end+0x6c/0x90 fs/buffer.c:2162 do_page_fault+0xf2/0x7e0 arch/x86/mm/fault.c:1520 ext4_da_write_end+0x2e0/0xcd0 fs/ext4/inode.c:3203 page_fault+0x1e/0x30 arch/x86/entry/entry_64.S:1139 generic_perform_write+0x4ca/0x6a0 mm/filemap.c:3151 RIP: 0010:memset_erms+0x9/0x10 arch/x86/lib/memset_64.S:65 Code: c1 e9 03 40 0f b6 f6 48 b8 01 01 01 01 01 01 01 01 48 0f af c6 f3 48 ab 89 d1 f3 aa 4c 89 c8 c3 90 49 89 f9 40 88 f0 48 89 d1 aa 4c 89 c8 c3 90 49 89 fa 40 0f b6 ce 48 b8 01 01 01 01 01 01 RSP: 0018:ffff8801d1d977e8 EFLAGS: 00010282 RAX: 0000000000000000 RBX: ffff8801b0afb8ec RCX: 0000000001ac8880 RDX: 0000000004ffff94 RSI: 0000000000000000 RDI: ffff8801b4033000 RBP: ffff8801d1d97808 R08: ffffed0036162008 R09: ffff8801b0afb8ec R10: ffffed0036b5f70f R11: ffff8801b5afb87f R12: 0000000004ffff94 __generic_file_write_iter+0x26e/0x630 mm/filemap.c:3265 R13: 0000000000000000 R14: ffff8801b0afb8ec R15: 0000000005000000 ext4_file_write_iter+0x390/0x1420 fs/ext4/file.c:266 memset include/linux/string.h:337 [inline] __ext4_expand_extra_isize+0x16f/0x240 fs/ext4/inode.c:5896 ext4_try_to_expand_extra_isize fs/ext4/inode.c:5948 [inline] ext4_mark_inode_dirty+0x8f9/0xb20 fs/ext4/inode.c:6024 call_write_iter include/linux/fs.h:1857 [inline] new_sync_write fs/read_write.c:474 [inline] __vfs_write+0x6b8/0x9f0 fs/read_write.c:487 ext4_unlink+0x788/0x1220 fs/ext4/namei.c:3037 vfs_write+0x1fc/0x560 fs/read_write.c:549 ksys_write+0x101/0x260 fs/read_write.c:598 vfs_unlink+0x2db/0x510 fs/namei.c:4000 __do_sys_write fs/read_write.c:610 [inline] __se_sys_write fs/read_write.c:607 [inline] __x64_sys_write+0x73/0xb0 fs/read_write.c:607 do_unlinkat+0x6cc/0xa30 fs/namei.c:4063 do_syscall_64+0x1b9/0x820 arch/x86/entry/common.c:290 entry_SYSCALL_64_after_hwframe+0x49/0xbe __do_sys_unlink fs/namei.c:4110 [inline] __se_sys_unlink fs/namei.c:4108 [inline] __x64_sys_unlink+0x42/0x50 fs/namei.c:4108 RIP: 0033:0x7f9f425ca19d do_syscall_64+0x1b9/0x820 arch/x86/entry/common.c:290 Code: d1 20 00 00 75 10 b8 01 00 00 00 0f 05 48 3d 01 f0 ff ff 73 31 c3 48 83 ec 08 e8 be fa ff ff 48 89 04 24 b8 01 00 00 00 0f 05 <48> 8b 3c 24 48 89 c2 e8 07 fb ff ff 48 89 d0 48 83 c4 08 48 3d 01 RSP: 002b:00007f9f40b6b000 EFLAGS: 00000293 ORIG_RAX: 0000000000000001 RAX: ffffffffffffffda RBX: 0000000000000183 RCX: 00007f9f425ca19d RDX: 0000000000000183 RSI: 0000000002414a90 RDI: 0000000000000005 RBP: 0000000002414a90 R08: 0000000002414b85 R09: 00007f9f41f47887 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x4572b7 Code: 00 66 90 b8 58 00 00 00 0f 05 48 3d 01 f0 ff ff 0f 83 9d b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 b8 57 00 00 00 0f 05 <48> 3d 01 f0 ff ff 0f 83 7d b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 RSP: 002b:00007ffea329b668 EFLAGS: 00000246 ORIG_RAX: 0000000000000057 RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00000000004572b7 RDX: 00007ffea329b680 RSI: 00007ffea329b680 RDI: 00007ffea329b710 RBP: 0000000000000d12 R08: 0000000000000000 R09: 0000000000000011 R10: 000000000000000a R11: 0000000000000246 R12: 00007ffea329c7a0 R13: 000000000114a940 R14: 0000000000000000 R15: 0000000000000002 Modules linked in: CR2: ffff8801cd136198 ---[ end trace 58be776f20d6fe89 ]--- RIP: 0010:pte_flags arch/x86/include/asm/pgtable_types.h:450 [inline] RIP: 0010:pte_present arch/x86/include/asm/pgtable.h:715 [inline] RIP: 0010:spurious_kernel_fault+0x424/0x570 arch/x86/mm/fault.c:1077 Code: 21 fe 48 b8 00 00 00 00 00 fc ff df 4d 01 f4 4c 89 e2 48 c1 ea 03 80 3c 02 00 0f 85 31 01 00 00 49 be ff 0f 00 00 00 00 f0 ff <4d> 23 34 24 31 ff 41 81 e6 01 01 00 00 44 89 f6 e8 b7 4b 47 00 45 RSP: 0018:ffff8801d1d97510 EFLAGS: 00010046 RAX: dffffc0000000000 RBX: 0000000000000003 RCX: ffffffff81383fac RDX: 1ffff10039a26c33 RSI: ffffffff81383fcc RDI: 0000000000000007 RBP: ffff8801d1d97548 R08: ffff8801d23fe140 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801cd136198 R13: ffff8801ce36cd00 R14: fff0000000000fff R15: 000ffffffffff000 FS: 0000000001149940(0000) GS:ffff8801dae00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: ffff8801cd136198 CR3: 00000001b4b4f000 CR4: 00000000001406f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400