bridge0: port 1(bridge_slave_0) entered blocking state bridge0: port 1(bridge_slave_0) entered forwarding state 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 Modules linked in: CPU: 1 PID: 3698 Comm: syz-executor.0 Not tainted 4.14.223-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 task: ffff888059006240 task.stack: ffff88804ec18000 RIP: 0010:scatterwalk_start include/crypto/scatterwalk.h:86 [inline] RIP: 0010:scatterwalk_pagedone include/crypto/scatterwalk.h:111 [inline] RIP: 0010:scatterwalk_copychunks+0x4a3/0x680 crypto/scatterwalk.c:55 RSP: 0018:ffff88804ec1f760 EFLAGS: 00010202 RAX: dffffc0000000000 RBX: 0000000000001000 RCX: ffffc900141d8000 RDX: 0000000000000002 RSI: ffffffff831570d4 RDI: ffff888058d12b68 RBP: 0000000000000000 R08: 0000000000000001 R09: ffffed1007cdc709 R10: ffff88803e6e384c R11: 0000000000000000 R12: 0000000000001000 R13: ffff88804ec1f818 R14: 0000000000003680 R15: ffff888058d12b74 FS: 00007f7c6cebe700(0000) GS:ffff8880ba500000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007fe0cd366718 CR3: 000000005a798000 CR4: 00000000001426e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: scatterwalk_map_and_copy crypto/scatterwalk.c:72 [inline] scatterwalk_map_and_copy+0x100/0x1a0 crypto/scatterwalk.c:60 gcmaes_encrypt.constprop.0+0x5b5/0xc00 arch/x86/crypto/aesni-intel_glue.c:778 Code: fc ff df 80 3c 02 00 0f 85 d9 01 00 00 48 8d 45 10 49 89 6d 00 48 89 c2 48 89 44 24 18 48 b8 00 00 00 00 00 fc ff df 48 c1 ea 03 <0f> b6 04 02 84 c0 74 08 3c 03 0f 8e 81 01 00 00 48 b8 00 00 00 RIP: scatterwalk_start include/crypto/scatterwalk.h:86 [inline] RSP: ffff88804ec1f760 RIP: scatterwalk_pagedone include/crypto/scatterwalk.h:111 [inline] RSP: ffff88804ec1f760 RIP: scatterwalk_copychunks+0x4a3/0x680 crypto/scatterwalk.c:55 RSP: ffff88804ec1f760 ---[ end trace 5e3493411f864268 ]---