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 UDF-fs: warning (device loop4): udf_load_vrs: No anchor found CPU: 1 PID: 27493 Comm: syz-executor.1 Not tainted 4.19.152-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 RIP: 0010:call_commit_handler net/wireless/wext-core.c:900 [inline] RIP: 0010:ioctl_standard_call+0x229/0x2e0 net/wireless/wext-core.c:1029 Code: df 48 89 fa 48 c1 ea 03 80 3c 02 00 0f 85 ba 00 00 00 48 8b 9d e8 01 00 00 48 b8 00 00 00 00 00 fc ff df 48 89 da 48 c1 ea 03 <80> 3c 02 00 0f 85 8b 00 00 00 48 b8 00 00 00 00 00 fc ff df 48 8b UDF-fs: Scanning with blocksize 512 failed RSP: 0018:ffff8880432dfb08 EFLAGS: 00010246 RAX: dffffc0000000000 RBX: 0000000000000000 RCX: ffffc90007d38000 RDX: 0000000000000000 RSI: ffffffff8805792f RDI: ffff888085f6d128 RBP: ffff888085f6cf40 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000001 R11: 0000000000000000 R12: 0000000000000000 R13: ffff8880432dfbf0 R14: 0000000000008b04 R15: 0000000000000004 FS: 00007f9e30c29700(0000) GS:ffff8880ae100000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00000000016a9e60 CR3: 00000000716e3000 CR4: 00000000001426e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: wireless_process_ioctl+0x35b/0x4d0 net/wireless/wext-core.c:954 wext_ioctl_dispatch net/wireless/wext-core.c:987 [inline] wext_ioctl_dispatch net/wireless/wext-core.c:975 [inline] wext_handle_ioctl+0x26b/0x280 net/wireless/wext-core.c:1048 sock_ioctl+0x306/0x5f0 net/socket.c:1015 vfs_ioctl fs/ioctl.c:46 [inline] file_ioctl fs/ioctl.c:501 [inline] do_vfs_ioctl+0xcdb/0x12e0 fs/ioctl.c:688 ksys_ioctl+0x9b/0xc0 fs/ioctl.c:705 __do_sys_ioctl fs/ioctl.c:712 [inline] __se_sys_ioctl fs/ioctl.c:710 [inline] __x64_sys_ioctl+0x6f/0xb0 fs/ioctl.c:710 do_syscall_64+0xf9/0x670 arch/x86/entry/common.c:293 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x45de59 Code: 0d b4 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 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 0f 83 db b3 fb ff c3 66 2e 0f 1f 84 00 00 00 00 RSP: 002b:00007f9e30c28c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 RAX: ffffffffffffffda RBX: 00000000000133c0 RCX: 000000000045de59 RDX: 00000000200001c0 RSI: 0000000000008b04 RDI: 0000000000000005 RBP: 000000000118bf60 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 000000000118bf2c R13: 00007ffe117a6abf R14: 00007f9e30c299c0 R15: 000000000118bf2c Modules linked in: ---[ end trace 3aaf94f15c50bf8c ]--- RIP: 0010:call_commit_handler net/wireless/wext-core.c:900 [inline] RIP: 0010:ioctl_standard_call+0x229/0x2e0 net/wireless/wext-core.c:1029 Code: df 48 89 fa 48 c1 ea 03 80 3c 02 00 0f 85 ba 00 00 00 48 8b 9d e8 01 00 00 48 b8 00 00 00 00 00 fc ff df 48 89 da 48 c1 ea 03 <80> 3c 02 00 0f 85 8b 00 00 00 48 b8 00 00 00 00 00 fc ff df 48 8b RSP: 0018:ffff8880432dfb08 EFLAGS: 00010246 RAX: dffffc0000000000 RBX: 0000000000000000 RCX: ffffc90007d38000 RDX: 0000000000000000 RSI: ffffffff8805792f RDI: ffff888085f6d128 RBP: ffff888085f6cf40 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000001 R11: 0000000000000000 R12: 0000000000000000 R13: ffff8880432dfbf0 R14: 0000000000008b04 R15: 0000000000000004 FS: 00007f9e30c29700(0000) GS:ffff8880ae100000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000000001590004 CR3: 00000000716e3000 CR4: 00000000001426e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400