kasan: CONFIG_KASAN_INLINE enabled kasan: GPF could be caused by NULL-ptr deref or user memory access general protection fault: 0000 [#1] PREEMPT SMP KASAN CPU: 0 PID: 9143 Comm: syz-executor.1 Not tainted 4.19.122-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 RIP: 0010:__read_once_size include/linux/compiler.h:193 [inline] RIP: 0010:syscall_return_slowpath arch/x86/entry/common.c:253 [inline] RIP: 0010:do_syscall_64+0x13b/0x620 arch/x86/entry/common.c:296 Code: 00 0f 85 be 04 00 00 48 89 45 50 e8 6f 2e 67 00 48 b8 00 00 00 00 00 fc ff df 65 48 8b 1c 25 00 00 00 00 48 89 da 48 c1 ea 03 <80> 3c 02 00 0f 85 84 04 00 00 48 c7 c0 c0 56 d2 88 4c 8b 23 48 ba RSP: 0018:ffff88804e51ff28 EFLAGS: 00010246 RAX: dffffc0000000000 RBX: 0000000000000000 RCX: 1ffff11009ca3ff5 RDX: 0000000000000000 RSI: ffffffff81009b31 RDI: ffff88804e51ffa8 RBP: ffff88804e51ff58 R08: ffff88804e8e8480 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 R13: ffffffff88d256d8 R14: 0000000000000000 R15: 0000000000000000 FS: 0000000000d63940(0000) GS:ffff8880ae600000(0000) knlGS:0000000000000000 kasan: CONFIG_KASAN_INLINE enabled CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 kasan: GPF could be caused by NULL-ptr deref or user memory access CR2: 000000000073b138 CR3: 0000000096ebe000 CR4: 00000000001406f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x45ad51 Code: 75 14 b8 23 00 00 00 0f 05 48 3d 01 f0 ff ff 0f 83 d4 d1 fb ff c3 48 83 ec 08 e8 8a 46 00 00 48 89 04 24 b8 23 00 00 00 0f 05 <48> 8b 3c 24 48 89 c2 e8 d3 46 00 00 48 89 d0 48 83 c4 08 48 3d 01 RSP: 002b:00007ffd2bbaaf50 EFLAGS: 00000293 ORIG_RAX: 0000000000000023 RAX: 0000000000000000 RBX: 000000000003779f RCX: 000000000045ad51 RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00007ffd2bbaaf60 RBP: 0000000000000001 R08: 0000000085907a81 R09: 0000000085907a85 R10: 00007ffd2bbab060 R11: 0000000000000293 R12: 000000000078bf00 R13: 000000000078c900 R14: ffffffffffffffff R15: 000000000078bfac Modules linked in: ---[ end trace 4e5c186901658deb ]--- general protection fault: 0000 [#2] PREEMPT SMP KASAN RIP: 0010:__read_once_size include/linux/compiler.h:193 [inline] RIP: 0010:syscall_return_slowpath arch/x86/entry/common.c:253 [inline] RIP: 0010:do_syscall_64+0x13b/0x620 arch/x86/entry/common.c:296 CPU: 1 PID: 6454 Comm: syz-executor.0 Tainted: G D 4.19.122-syzkaller #0 Code: 00 0f 85 be 04 00 00 48 89 45 50 e8 6f 2e 67 00 48 b8 00 00 00 00 00 fc ff df 65 48 8b 1c 25 00 00 00 00 48 89 da 48 c1 ea 03 <80> 3c 02 00 0f 85 84 04 00 00 48 c7 c0 c0 56 d2 88 4c 8b 23 48 ba Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 RSP: 0018:ffff88804e51ff28 EFLAGS: 00010246 RIP: 0010:__read_once_size include/linux/compiler.h:193 [inline] RIP: 0010:syscall_return_slowpath arch/x86/entry/common.c:253 [inline] RIP: 0010:do_syscall_64+0x13b/0x620 arch/x86/entry/common.c:296 RAX: dffffc0000000000 RBX: 0000000000000000 RCX: 1ffff11009ca3ff5 Code: 00 0f 85 be 04 00 00 48 89 45 50 e8 6f 2e 67 00 48 b8 00 00 00 00 00 fc ff df 65 48 8b 1c 25 00 00 00 00 48 89 da 48 c1 ea 03 <80> 3c 02 00 0f 85 84 04 00 00 48 c7 c0 c0 56 d2 88 4c 8b 23 48 ba RDX: 0000000000000000 RSI: ffffffff81009b31 RDI: ffff88804e51ffa8 RSP: 0018:ffff88809008ff28 EFLAGS: 00010246 RBP: ffff88804e51ff58 R08: ffff88804e8e8480 R09: 0000000000000000 RAX: dffffc0000000000 RBX: 0000000000000000 RCX: 1ffff11012011ff5 R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 RDX: 0000000000000000 RSI: ffffffff81009b31 RDI: ffff88809008ffa8 R13: ffffffff88d256d8 R14: 0000000000000000 R15: 0000000000000000 RBP: ffff88809008ff58 R08: ffff88809fa12340 R09: fffffbfff12391b9 FS: 0000000000d63940(0000) GS:ffff8880ae600000(0000) knlGS:0000000000000000 R10: fffffbfff12391b8 R11: ffffffff891c8dc3 R12: 0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 R13: ffffffff88d256d8 R14: 0000000000000000 R15: 0000000000000000 CR2: 000000000073b138 CR3: 0000000096ebe000 CR4: 00000000001406f0 FS: 00000000013de940(0000) GS:ffff8880ae700000(0000) knlGS:0000000000000000 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 CR2: 000000000078c000 CR3: 000000009fa1f000 CR4: 00000000001406e0