[ OK ] Started Getty on tty4. [ OK ] Started Getty on tty3. [ OK ] Started Serial Getty on ttyS0. [ OK ] Started Getty on tty1. [ OK ] Started Getty on tty2. [ OK ] Reached target Login Prompts. [ OK ] Reached target Multi-User System. [ OK ] Reached target Graphical Interface. Starting Update UTMP about System Runlevel Changes... [ OK ] Started Update UTMP about System Runlevel Changes. Starting Load/Save RF Kill Switch Status... [ OK ] Started Load/Save RF Kill Switch Status. Debian GNU/Linux 9 syzkaller ttyS0 Warning: Permanently added '10.128.0.229' (ECDSA) to the list of known hosts. 2021/05/02 16:54:03 fuzzer started 2021/05/02 16:54:04 dialing manager at 10.128.0.169:44661 2021/05/02 16:54:04 syscalls: 3571 2021/05/02 16:54:04 code coverage: enabled 2021/05/02 16:54:04 comparison tracing: enabled 2021/05/02 16:54:04 extra coverage: enabled 2021/05/02 16:54:04 setuid sandbox: enabled 2021/05/02 16:54:04 namespace sandbox: enabled 2021/05/02 16:54:04 Android sandbox: /sys/fs/selinux/policy does not exist 2021/05/02 16:54:04 fault injection: enabled 2021/05/02 16:54:04 leak checking: CONFIG_DEBUG_KMEMLEAK is not enabled 2021/05/02 16:54:04 net packet injection: enabled 2021/05/02 16:54:04 net device setup: enabled 2021/05/02 16:54:04 concurrency sanitizer: /sys/kernel/debug/kcsan does not exist 2021/05/02 16:54:04 devlink PCI setup: PCI device 0000:00:10.0 is not available 2021/05/02 16:54:04 USB emulation: enabled 2021/05/02 16:54:04 hci packet injection: enabled 2021/05/02 16:54:04 wifi device emulation: enabled 2021/05/02 16:54:04 802.15.4 emulation: enabled 2021/05/02 16:54:04 fetching corpus: 0, signal 0/2000 (executing program) 2021/05/02 16:54:04 fetching corpus: 50, signal 60913/64626 (executing program) syzkaller login: [ 71.691570][ T8451] get_swap_device: Bad swap file entry 3fffa5f80000a [ 71.698714][ T8451] general protection fault, probably for non-canonical address 0xdffffc0000000000: 0000 [#1] PREEMPT SMP KASAN [ 71.710444][ T8451] KASAN: null-ptr-deref in range [0x0000000000000000-0x0000000000000007] [ 71.718864][ T8451] CPU: 1 PID: 8451 Comm: syz-fuzzer Not tainted 5.12.0-rc8-next-20210423-syzkaller #0 [ 71.728402][ T8451] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 71.738460][ T8451] RIP: 0010:do_swap_page+0x9fa/0x2430 [ 71.743843][ T8451] Code: e8 bb a2 6d 07 e9 cb fa ff ff e8 01 c1 cb ff 48 8b 7c 24 10 e8 97 b7 0a 00 48 ba 00 00 00 00 00 fc ff df 48 89 c1 48 c1 e9 03 <80> 3c 11 00 0f 85 60 17 00 00 48 8b 18 31 ff 81 e3 00 10 00 00 48 [ 71.763438][ T8451] RSP: 0000:ffffc900015ffc78 EFLAGS: 00010246 [ 71.769490][ T8451] RAX: 0000000000000000 RBX: ffff8880124035b0 RCX: 0000000000000000 [ 71.777446][ T8451] RDX: dffffc0000000000 RSI: ffffffff81b3f0de RDI: 0000000000000003 [ 71.785402][ T8451] RBP: ffffc900015ffd88 R08: 0000000000000000 R09: 0000000000000000 [ 71.793357][ T8451] R10: ffffffff81b3f09f R11: 0000000000000000 R12: 0000000000000000 [ 71.801312][ T8451] R13: ffff888029ea0e00 R14: ffff888024424040 R15: 0000000000000000 [ 71.809315][ T8451] FS: 000000c00027c490(0000) GS:ffff8880b9d00000(0000) knlGS:0000000000000000 [ 71.818235][ T8451] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 71.824807][ T8451] CR2: 0000000001000000 CR3: 0000000014778000 CR4: 00000000001506e0 [ 71.832927][ T8451] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 71.840898][ T8451] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 71.848886][ T8451] Call Trace: [ 71.852159][ T8451] ? __lock_acquire+0x16a7/0x5230 [ 71.857205][ T8451] __handle_mm_fault+0x1b8b/0x5150 [ 71.862324][ T8451] ? vm_iomap_memory+0x190/0x190 [ 71.867270][ T8451] handle_mm_fault+0x1bc/0x7e0 [ 71.872034][ T8451] do_user_addr_fault+0x483/0x1210 [ 71.877140][ T8451] exc_page_fault+0x9e/0x180 [ 71.881729][ T8451] ? asm_exc_page_fault+0x8/0x30 [ 71.886667][ T8451] asm_exc_page_fault+0x1e/0x30 [ 71.891508][ T8451] RIP: 0033:0x420a5d [ 71.895396][ T8451] Code: 0c 48 ff c7 d1 eb 48 83 c6 08 0f 1f 00 48 83 ff 08 0f 8d f9 00 00 00 48 39 f1 0f 86 f0 00 00 00 0f ba e3 00 73 db 4c 8d 04 16 <4d> 8b 00 4d 85 c0 74 cf 48 89 7c 24 40 4c 89 44 24 38 48 89 74 24 [ 71.914991][ T8451] RSP: 002b:000000c0002bde18 EFLAGS: 00010203 [ 71.921045][ T8451] RAX: 00007fafa7949000 RBX: 0000000000000009 RCX: 0000000000040000 [ 71.929002][ T8451] RDX: 0000000000fcd820 RSI: 00000000000327e0 RDI: 0000000000000004 [ 71.936960][ T8451] RBP: 000000c0002bde68 R08: 0000000001000000 R09: 0000000000000045 [ 71.944916][ T8451] R10: 0000000001880e68 R11: 0000000000000053 R12: 0000000000000003 [ 71.952890][ T8451] R13: 000000c000082780 R14: 000000000000000f R15: 0000000000000c96 [ 71.960854][ T8451] Modules linked in: [ 71.975241][ T8451] ---[ end trace bfcda609218a3121 ]--- [ 71.980774][ T8451] RIP: 0010:do_swap_page+0x9fa/0x2430 [ 71.986195][ T8451] Code: e8 bb a2 6d 07 e9 cb fa ff ff e8 01 c1 cb ff 48 8b 7c 24 10 e8 97 b7 0a 00 48 ba 00 00 00 00 00 fc ff df 48 89 c1 48 c1 e9 03 <80> 3c 11 00 0f 85 60 17 00 00 48 8b 18 31 ff 81 e3 00 10 00 00 48 [ 72.007282][ T8451] RSP: 0000:ffffc900015ffc78 EFLAGS: 00010246 [ 72.014281][ T8451] RAX: 0000000000000000 RBX: ffff8880124035b0 RCX: 0000000000000000 [ 72.023038][ T8451] RDX: dffffc0000000000 RSI: ffffffff81b3f0de RDI: 0000000000000003 [ 72.031834][ T8451] RBP: ffffc900015ffd88 R08: 0000000000000000 R09: 0000000000000000 [ 72.039829][ T8451] R10: ffffffff81b3f09f R11: 0000000000000000 R12: 0000000000000000 [ 72.048617][ T8451] R13: ffff888029ea0e00 R14: ffff888024424040 R15: 0000000000000000 [ 72.056820][ T8451] FS: 000000c00027c490(0000) GS:ffff8880b9c00000(0000) knlGS:0000000000000000 [ 72.065853][ T8451] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 72.072507][ T8451] CR2: 000000c000c7c010 CR3: 0000000014778000 CR4: 00000000001506f0 [ 72.080628][ T8451] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 72.088724][ T8451] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 72.096748][ T8451] Kernel panic - not syncing: Fatal exception [ 72.103440][ T8451] Kernel Offset: disabled [ 72.107756][ T8451] Rebooting in 86400 seconds..