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: 3718 Comm: systemd-udevd Not tainted 4.19.136-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_trace_enter+0xcf/0xd60 arch/x86/entry/common.c:80 Code: 47 2c 69 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 <00> 00 00 00 00 85 fc 0a 00 00 4d 8b 6d 00 31 ff 45 89 ee 41 83 e6 RSP: 0018:ffff88808e2d7e30 EFLAGS: 00010a02 RAX: ffff88808e2cc1c0 RBX: ffff88808e2dd758 RCX: ffffffff810082ef RDX: 1ffff11011c59838 RSI: ffffffff810082f9 RDI: 0000000000000005 RBP: 0000000040000002 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000005 R11: 0000000000000000 R12: 1ffff11011c5afca R13: ffff88808e2cc1c0 R14: 0000000000000000 R15: 0000000000000000 FS: 00007fceb960e8c0(0000) GS:ffff8880ae600000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000000020000280 CR3: 000000008e323000 CR4: 00000000001406f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: do_syscall_64+0x486/0x620 arch/x86/entry/common.c:283 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x7fceb8481335 Code: 69 db 2b 00 64 c7 00 16 00 00 00 b8 ff ff ff ff c3 0f 1f 40 00 83 ff 01 48 89 f0 77 30 48 89 c7 48 89 d6 b8 06 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 03 f3 c3 90 48 8b 15 31 db 2b 00 f7 d8 64 89 RSP: 002b:00007ffd9ee22848 EFLAGS: 00000246 ORIG_RAX: 0000000000000006 RAX: ffffffffffffffda RBX: 000055c34d991940 RCX: 00007fceb8481335 RDX: 00007ffd9ee22880 RSI: 00007ffd9ee22880 RDI: 000055c34d990940 RBP: 00007ffd9ee22940 R08: 00007fceb8740178 R09: 0000000000001010 R10: 0000000000000020 R11: 0000000000000246 R12: 000055c34d990940 R13: 000055c34d990954 R14: 000055c34d9941bd R15: 000055c34d9941c4 Modules linked in: ---[ end trace bd62509d1a2df135 ]--- RIP: 0010:__read_once_size include/linux/compiler.h:193 [inline] RIP: 0010:syscall_trace_enter+0xcf/0xd60 arch/x86/entry/common.c:80 Code: 47 2c 69 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 <00> 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 RSP: 0018:ffff88808e2d7e30 EFLAGS: 00010a02 RAX: ffff88808e2cc1c0 RBX: ffff88808e2dd758 RCX: ffffffff810082ef RDX: 1ffff11011c59838 RSI: ffffffff810082f9 RDI: 0000000000000005 RBP: 0000000040000002 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000005 R11: 0000000000000000 R12: 1ffff11011c5afca R13: ffff88808e2cc1c0 R14: 0000000000000000 R15: 0000000000000000 FS: 00007fceb960e8c0(0000) GS:ffff8880ae600000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000000020000280 CR3: 000000008e323000 CR4: 00000000001406f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 kasan: CONFIG_KASAN_INLINE enabled kasan: CONFIG_KASAN_INLINE enabled kasan: GPF could be caused by NULL-ptr deref or user memory access kasan: GPF could be caused by NULL-ptr deref or user memory access general protection fault: 0000 [#2] PREEMPT SMP KASAN CPU: 0 PID: 4380 Comm: syz-executor.1 Tainted: G D 4.19.136-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 RIP: 0010:arch_local_irq_disable arch/x86/include/asm/paravirt.h:794 [inline] RIP: 0010:exit_to_usermode_loop+0x192/0x2a0 arch/x86/entry/common.c:175 Code: 34 69 00 81 e3 00 08 00 00 31 ff 89 de e8 b6 35 69 00 85 db 0f 85 87 00 00 00 e8 39 34 69 00 48 c7 c0 50 5b d2 88 48 c1 e8 03 <80> 3c 28 00 0f 85 cb 00 00 00 48 83 3d 2c e0 d1 07 00 0f 84 96 00 RSP: 0018:ffff888052437f20 EFLAGS: 00010806 RAX: 1ffffffff11a4b6a RBX: 0000000000000000 RCX: ffffffff81007afa RDX: 0000000000000000 RSI: ffffffff81007b07 RDI: 0000000000000005 RBP: ffff888052437f58 R08: 0000000000000001 R09: 0000000000000000 R10: 0000000000000005 R11: 0000000000000000 R12: 0000000000000002 R13: 0000000000000002 R14: 0000000000000000 R15: 0000000000000000 FS: 0000000001bd5940(0000) GS:ffff8880ae600000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000001b2c623000 CR3: 00000000a792d000 CR4: 00000000001406f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x416801 Code: 75 14 b8 03 00 00 00 0f 05 48 3d 01 f0 ff ff 0f 83 04 1b 00 00 c3 48 83 ec 08 e8 0a fc ff ff 48 89 04 24 b8 03 00 00 00 0f 05 <48> 8b 3c 24 48 89 c2 e8 53 fc ff ff 48 89 d0 48 83 c4 08 48 3d 01 RSP: 002b:00007fff2382e080 EFLAGS: 00000293 ORIG_RAX: 0000000000000003 RAX: 0000000000000000 RBX: 0000000000000004 RCX: 0000000000416801 RDX: 0000001b2c620000 RSI: 000000000000173d RDI: 0000000000000003 RBP: 0000000000000001 R08: 00000000f6b17741 R09: 0000000000000000 R10: 00007fff2382e170 R11: 0000000000000293 R12: 00000000007905a0 R13: 000000000008736d R14: ffffffffffffffff R15: 000000000078bf0c Modules linked in: ---[ end trace bd62509d1a2df136 ]--- RIP: 0010:__read_once_size include/linux/compiler.h:193 [inline] RIP: 0010:syscall_trace_enter+0xcf/0xd60 arch/x86/entry/common.c:80 Code: 47 2c 69 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 <00> 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 general protection fault: 0000 [#3] PREEMPT SMP KASAN RSP: 0018:ffff88808e2d7e30 EFLAGS: 00010a02 CPU: 1 PID: 4384 Comm: modprobe Tainted: G D 4.19.136-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 RAX: ffff88808e2cc1c0 RBX: ffff88808e2dd758 RCX: ffffffff810082ef RIP: 0010:arch_local_irq_disable arch/x86/include/asm/paravirt.h:794 [inline] RIP: 0010:exit_to_usermode_loop+0x192/0x2a0 arch/x86/entry/common.c:175 RDX: 1ffff11011c59838 RSI: ffffffff810082f9 RDI: 0000000000000005 Code: 34 69 00 81 e3 00 08 00 00 31 ff 89 de e8 b6 35 69 00 85 db 0f 85 87 00 00 00 e8 39 34 69 00 48 c7 c0 50 5b d2 88 48 c1 e8 03 <80> 3c 28 00 0f 85 cb 00 00 00 48 83 3d 2c e0 d1 07 00 0f 84 96 00 RBP: 0000000040000002 R08: 0000000000000000 R09: 0000000000000000 RSP: 0018:ffff888042307f28 EFLAGS: 00010806 R10: 0000000000000005 R11: 0000000000000000 R12: 1ffff11011c5afca RAX: 1ffffffff11a4b6a RBX: 0000000000000000 RCX: ffffffff81007afa R13: ffff88808e2cc1c0 R14: 0000000000000000 R15: 0000000000000000 RDX: 0000000000000000 RSI: ffffffff81007b07 RDI: 0000000000000005 FS: 0000000001bd5940(0000) GS:ffff8880ae600000(0000) knlGS:0000000000000000 RBP: 0000000000000002 R08: 0000000000400000 R09: 0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 R10: 0000000000000005 R11: 000000006666abc2 R12: ffff888042307f58 CR2: 0000001b2c623000 CR3: 00000000a792d000 CR4: 00000000001406f0 R13: 0000000000000002 R14: 0000000000000000 R15: 0000000000000000 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 FS: 0000000000000000(0000) GS:ffff8880ae700000(0000) knlGS:0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033