[ OK ] Reached target Graphical Interface. Starting Update UTMP about System Runlevel Changes... Starting Load/Save RF Kill Switch Status... [ OK ] Started Update UTMP about System Runlevel Changes. [ OK ] Started Load/Save RF Kill Switch Status. Debian GNU/Linux 9 syzkaller ttyS0 Warning: Permanently added '10.128.1.50' (ECDSA) to the list of known hosts. executing program executing program executing program executing program executing program executing program syzkaller login: [ 64.072075][ T7051] ------------[ cut here ]------------ [ 64.077801][ T7051] WARNING: CPU: 0 PID: 7051 at crypto/af_alg.c:404 af_alg_make_sg+0x399/0x400 [ 64.086660][ T7051] Kernel panic - not syncing: panic_on_warn set ... [ 64.095357][ T7051] CPU: 0 PID: 7051 Comm: syz-executor729 Not tainted 5.6.0-syzkaller #0 [ 64.104060][ T7051] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 64.114164][ T7051] Call Trace: [ 64.117491][ T7051] dump_stack+0x188/0x20d [ 64.121843][ T7051] ? af_alg_make_sg+0x2a0/0x400 [ 64.126710][ T7051] panic+0x2e3/0x75c [ 64.130619][ T7051] ? add_taint.cold+0x16/0x16 [ 64.135314][ T7051] ? printk+0xba/0xed [ 64.139301][ T7051] ? kmsg_dump_rewind_nolock+0xd9/0xd9 [ 64.144772][ T7051] ? __warn.cold+0x14/0x35 [ 64.149191][ T7051] ? __warn+0xd5/0x1c8 [ 64.153281][ T7051] ? af_alg_make_sg+0x399/0x400 [ 64.158148][ T7051] __warn.cold+0x2f/0x35 [ 64.162518][ T7051] ? af_alg_make_sg+0x399/0x400 [ 64.167378][ T7051] report_bug+0x27b/0x2f0 [ 64.171732][ T7051] do_error_trap+0x12b/0x220 [ 64.176331][ T7051] ? af_alg_make_sg+0x399/0x400 [ 64.181197][ T7051] do_invalid_op+0x32/0x40 [ 64.185707][ T7051] ? af_alg_make_sg+0x399/0x400 [ 64.190569][ T7051] invalid_op+0x23/0x30 [ 64.194731][ T7051] RIP: 0010:af_alg_make_sg+0x399/0x400 [ 64.200217][ T7051] Code: 5c 24 2b 31 ff 89 de e8 c5 b9 f8 fd 84 db 74 0e e8 8c b8 f8 fd 48 8b 04 24 48 89 44 24 70 e8 7e b8 f8 fd 0f 0b e8 77 b8 f8 fd <0f> 0b c7 44 24 4c ea ff ff ff e9 4b ff ff ff 48 89 df e8 40 6e 36 [ 64.220034][ T7051] RSP: 0018:ffffc900017779a0 EFLAGS: 00010293 [ 64.226256][ T7051] RAX: ffff888094c3a3c0 RBX: ffff88809fc62a20 RCX: ffffffff837a763d [ 64.234242][ T7051] RDX: 0000000000000000 RSI: ffffffff837a78f9 RDI: 0000000000000005 [ 64.242229][ T7051] RBP: 000000001ff82254 R08: ffff888094c3a3c0 R09: ffffed1012987479 [ 64.250230][ T7051] R10: ffff888094c3a3c7 R11: ffffed1012987478 R12: 0000000000000000 [ 64.258255][ T7051] R13: dffffc0000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 64.266261][ T7051] ? af_alg_make_sg+0xdd/0x400 [ 64.271033][ T7051] ? af_alg_make_sg+0x399/0x400 [ 64.275900][ T7051] ? mark_held_locks+0x9f/0xe0 [ 64.280756][ T7051] ? free_unref_page_commit+0x17a/0x3c0 [ 64.286309][ T7051] ? free_unref_page+0xf9/0x180 [ 64.291174][ T7051] ? af_alg_release+0x110/0x110 [ 64.296059][ T7051] ? af_alg_free_sg+0xa8/0x2f0 [ 64.300843][ T7051] hash_sendmsg+0x45c/0xad0 [ 64.305362][ T7051] ? security_socket_sendmsg+0x82/0xb0 [ 64.310831][ T7051] ? hash_recvmsg+0xa80/0xa80 [ 64.315516][ T7051] sock_sendmsg+0xcf/0x120 [ 64.319945][ T7051] ____sys_sendmsg+0x6bf/0x7e0 [ 64.325094][ T7051] ? kernel_sendmsg+0x50/0x50 [ 64.329790][ T7051] ? get_futex_key+0x1670/0x1670 [ 64.334848][ T7051] ___sys_sendmsg+0x100/0x170 [ 64.339539][ T7051] ? sendmsg_copy_msghdr+0x70/0x70 [ 64.344669][ T7051] ? __fget_files+0x32f/0x500 [ 64.349361][ T7051] ? ksys_dup3+0x3c0/0x3c0 [ 64.353785][ T7051] ? __local_bh_enable_ip+0x159/0x270 [ 64.359256][ T7051] ? lockdep_hardirqs_on+0x463/0x620 [ 64.364549][ T7051] ? alg_bind+0x38d/0x530 [ 64.368908][ T7051] ? __local_bh_enable_ip+0x159/0x270 [ 64.374293][ T7051] ? __fget_light+0x20e/0x270 [ 64.380595][ T7051] __sys_sendmsg+0xec/0x1b0 [ 64.385116][ T7051] ? __sys_sendmsg_sock+0xb0/0xb0 [ 64.390154][ T7051] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 64.396153][ T7051] ? __x64_sys_futex+0x380/0x4f0 [ 64.401113][ T7051] ? trace_hardirqs_off_caller+0x55/0x230 [ 64.406853][ T7051] ? do_syscall_64+0x21/0x7d0 [ 64.411553][ T7051] do_syscall_64+0xf6/0x7d0 [ 64.416073][ T7051] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 64.421976][ T7051] RIP: 0033:0x446999 [ 64.425875][ T7051] Code: e8 0c e8 ff ff 48 83 c4 18 c3 0f 1f 80 00 00 00 00 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 5b 07 fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 64.445490][ T7051] RSP: 002b:00007f9cdb775d98 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 64.453922][ T7051] RAX: ffffffffffffffda RBX: 00000000006dbc48 RCX: 0000000000446999 [ 64.461993][ T7051] RDX: 0000000000000000 RSI: 00000000200002c0 RDI: 0000000000000007 [ 64.469998][ T7051] RBP: 00000000006dbc40 R08: 0000000000000000 R09: 0000000000000000 [ 64.478008][ T7051] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000006dbc4c [ 64.486262][ T7051] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000068736168 [ 64.496511][ T7051] Kernel Offset: disabled [ 64.500928][ T7051] Rebooting in 86400 seconds..