[ OK ] Started Load/Save RF Kill Switch Status. Debian GNU/Linux 9 syzkaller ttyS0 Warning: Permanently added '10.128.10.6' (ECDSA) to the list of known hosts. executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program syzkaller login: [ 71.114386][ T3311] ================================================================================ [ 71.124052][ T3311] UBSAN: shift-out-of-bounds in ./include/net/red.h:312:18 [ 71.131600][ T3311] shift exponent 193 is too large for 64-bit type 'long unsigned int' [ 71.140420][ T3311] CPU: 0 PID: 3311 Comm: aoe_tx0 Not tainted 5.11.0-rc2-syzkaller #0 [ 71.148993][ T3311] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 71.159526][ T3311] Call Trace: [ 71.162818][ T3311] dump_stack+0x107/0x163 [ 71.167247][ T3311] ubsan_epilogue+0xb/0x5a [ 71.171755][ T3311] __ubsan_handle_shift_out_of_bounds.cold+0xb1/0x181 [ 71.178832][ T3311] ? ktime_get+0x1bf/0x1e0 [ 71.183247][ T3311] ? do_machine_check+0x310/0x5e0 [ 71.188307][ T3311] ? __sanitizer_cov_trace_cmp4+0x1c/0x70 [ 71.194066][ T3311] ? ktime_get+0x167/0x1e0 [ 71.198566][ T3311] red_enqueue.cold+0x64/0x452 [ 71.203419][ T3311] ? red_destroy+0x70/0x70 [ 71.208023][ T3311] ? rwlock_bug.part.0+0x90/0x90 [ 71.212967][ T3311] __dev_queue_xmit+0x1913/0x2dd0 [ 71.218001][ T3311] ? netdev_core_pick_tx+0x2e0/0x2e0 [ 71.223392][ T3311] ? tx+0x4b/0xb0 [ 71.227315][ T3311] ? lock_downgrade+0x6d0/0x6d0 [ 71.232188][ T3311] ? lock_downgrade+0x6d0/0x6d0 [ 71.237227][ T3311] ? discover_timer+0x60/0x60 [ 71.241998][ T3311] ? _raw_spin_unlock_irq+0x1f/0x40 [ 71.247235][ T3311] ? discover_timer+0x60/0x60 [ 71.251907][ T3311] tx+0x68/0xb0 [ 71.255363][ T3311] kthread+0x1e2/0x3a0 [ 71.259445][ T3311] ? ktcomplete+0x300/0x300 [ 71.264041][ T3311] ? wake_up_q+0x100/0x100 [ 71.268555][ T3311] ? lockdep_hardirqs_on+0x79/0x100 [ 71.274015][ T3311] ? __sanitizer_cov_trace_const_cmp1+0x22/0x80 [ 71.280263][ T3311] ? __kthread_parkme+0x13f/0x1e0 [ 71.285293][ T3311] ? ktcomplete+0x300/0x300 [ 71.289808][ T3311] kthread+0x3b1/0x4a0 [ 71.293961][ T3311] ? kthread_create_worker_on_cpu+0xf0/0xf0 [ 71.299868][ T3311] ret_from_fork+0x1f/0x30 [ 71.304368][ T3311] ================================================================================ [ 71.314116][ T3311] Kernel panic - not syncing: panic_on_warn set ... [ 71.321411][ T3311] CPU: 0 PID: 3311 Comm: aoe_tx0 Not tainted 5.11.0-rc2-syzkaller #0 [ 71.330052][ T3311] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 71.340234][ T3311] Call Trace: [ 71.343705][ T3311] dump_stack+0x107/0x163 [ 71.348232][ T3311] panic+0x306/0x73d [ 71.352260][ T3311] ? __warn_printk+0xf3/0xf3 [ 71.356878][ T3311] ? ubsan_epilogue+0x3e/0x5a [ 71.361648][ T3311] ubsan_epilogue+0x54/0x5a [ 71.366250][ T3311] __ubsan_handle_shift_out_of_bounds.cold+0xb1/0x181 [ 71.373010][ T3311] ? ktime_get+0x1bf/0x1e0 [ 71.377540][ T3311] ? do_machine_check+0x310/0x5e0 [ 71.382843][ T3311] ? __sanitizer_cov_trace_cmp4+0x1c/0x70 [ 71.388643][ T3311] ? ktime_get+0x167/0x1e0 [ 71.393327][ T3311] red_enqueue.cold+0x64/0x452 [ 71.398105][ T3311] ? red_destroy+0x70/0x70 [ 71.402740][ T3311] ? rwlock_bug.part.0+0x90/0x90 [ 71.407784][ T3311] __dev_queue_xmit+0x1913/0x2dd0 [ 71.412813][ T3311] ? netdev_core_pick_tx+0x2e0/0x2e0 [ 71.418098][ T3311] ? tx+0x4b/0xb0 [ 71.421752][ T3311] ? lock_downgrade+0x6d0/0x6d0 [ 71.426789][ T3311] ? lock_downgrade+0x6d0/0x6d0 [ 71.431816][ T3311] ? discover_timer+0x60/0x60 [ 71.436502][ T3311] ? _raw_spin_unlock_irq+0x1f/0x40 [ 71.441810][ T3311] ? discover_timer+0x60/0x60 [ 71.446502][ T3311] tx+0x68/0xb0 [ 71.449964][ T3311] kthread+0x1e2/0x3a0 [ 71.454116][ T3311] ? ktcomplete+0x300/0x300 [ 71.458613][ T3311] ? wake_up_q+0x100/0x100 [ 71.463039][ T3311] ? lockdep_hardirqs_on+0x79/0x100 [ 71.468430][ T3311] ? __sanitizer_cov_trace_const_cmp1+0x22/0x80 [ 71.474696][ T3311] ? __kthread_parkme+0x13f/0x1e0 [ 71.479925][ T3311] ? ktcomplete+0x300/0x300 [ 71.484437][ T3311] kthread+0x3b1/0x4a0 [ 71.488594][ T3311] ? kthread_create_worker_on_cpu+0xf0/0xf0 [ 71.494487][ T3311] ret_from_fork+0x1f/0x30 [ 71.500423][ T3311] Kernel Offset: disabled [ 71.505388][ T3311] Rebooting in 86400 seconds..