Warning: Permanently added '10.128.0.68' (ECDSA) to the list of known hosts. executing program executing program syzkaller login: [ 69.424674][ T8469] IPVS: ftp: loaded support on port[0] = 21 executing program executing program executing program executing program executing program executing program [ 69.513204][ C1] ================================================================================ [ 69.522815][ C1] UBSAN: shift-out-of-bounds in ./include/net/red.h:312:18 [ 69.530392][ C1] shift exponent 109 is too large for 64-bit type 'long unsigned int' [ 69.538695][ C1] CPU: 1 PID: 0 Comm: swapper/1 Not tainted 5.11.0-rc6-syzkaller #0 [ 69.546661][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 69.556698][ C1] Call Trace: [ 69.559961][ C1] [ 69.562829][ C1] dump_stack+0x107/0x163 [ 69.567216][ C1] ubsan_epilogue+0xb/0x5a [ 69.571621][ C1] __ubsan_handle_shift_out_of_bounds.cold+0xb1/0x181 [ 69.578371][ C1] ? ktime_get+0x1bf/0x1e0 [ 69.582773][ C1] ? lockdep_hardirqs_on+0x79/0x100 [ 69.587959][ C1] ? __sanitizer_cov_trace_cmp4+0x1c/0x70 [ 69.593678][ C1] ? ktime_get+0x167/0x1e0 [ 69.598139][ C1] red_enqueue.cold+0x64/0x452 [ 69.602942][ C1] ? red_destroy+0x70/0x70 [ 69.607352][ C1] ? rwlock_bug.part.0+0x90/0x90 [ 69.612304][ C1] __dev_queue_xmit+0x1943/0x2e00 [ 69.617325][ C1] ? netdev_core_pick_tx+0x2e0/0x2e0 [ 69.622599][ C1] ? ip6_finish_output2+0x6b8/0x16c0 [ 69.627871][ C1] ? mark_held_locks+0x9f/0xe0 [ 69.632621][ C1] ? memcpy+0x39/0x60 [ 69.636593][ C1] neigh_resolve_output+0x4d8/0x7e0 [ 69.641785][ C1] ip6_finish_output2+0x6b8/0x16c0 [ 69.646887][ C1] __ip6_finish_output+0x4c1/0xe10 [ 69.651984][ C1] ? igmp6_group_queried+0x370/0x370 [ 69.657255][ C1] ip6_finish_output+0x35/0x200 [ 69.662091][ C1] ip6_output+0x1e4/0x530 [ 69.666419][ C1] mld_sendpack+0x92a/0xdb0 [ 69.670909][ C1] ? nf_hook.constprop.0+0x510/0x510 [ 69.676186][ C1] ? __local_bh_enable_ip+0xa0/0x110 [ 69.681474][ C1] mld_ifc_timer_expire+0x60a/0xf10 [ 69.686665][ C1] ? mld_send_initial_cr.part.0+0x150/0x150 [ 69.692556][ C1] call_timer_fn+0x1a5/0x6b0 [ 69.697146][ C1] ? add_timer_on+0x4a0/0x4a0 [ 69.701827][ C1] ? lock_downgrade+0x6d0/0x6d0 [ 69.706676][ C1] ? __sanitizer_cov_trace_const_cmp8+0x1d/0x70 [ 69.712937][ C1] ? _raw_spin_unlock_irq+0x1f/0x40 [ 69.718133][ C1] ? mld_send_initial_cr.part.0+0x150/0x150 [ 69.724015][ C1] __run_timers.part.0+0x67c/0xa50 [ 69.729124][ C1] ? call_timer_fn+0x6b0/0x6b0 [ 69.733876][ C1] ? lockdep_hardirqs_on+0x79/0x100 [ 69.739068][ C1] ? asm_common_interrupt+0x1e/0x40 [ 69.744261][ C1] run_timer_softirq+0xb3/0x1d0 [ 69.749120][ C1] __do_softirq+0x29b/0x9f6 [ 69.753617][ C1] asm_call_irq_on_stack+0xf/0x20 [ 69.758632][ C1] [ 69.761544][ C1] do_softirq_own_stack+0xaa/0xd0 [ 69.766551][ C1] irq_exit_rcu+0x134/0x200 [ 69.771039][ C1] sysvec_apic_timer_interrupt+0x4d/0x100 [ 69.776755][ C1] asm_sysvec_apic_timer_interrupt+0x12/0x20 [ 69.782720][ C1] RIP: 0010:acpi_idle_do_entry+0x1c9/0x250 [ 69.788514][ C1] Code: 4d 52 74 f8 84 db 75 ac e8 c4 4b 74 f8 e8 3f 1e 7a f8 e9 0c 00 00 00 e8 b5 4b 74 f8 0f 00 2d 6e 73 ab 00 e8 a9 4b 74 f8 fb f4 <9c> 5b 81 e3 00 02 00 00 fa 31 ff 48 89 de e8 84 53 74 f8 48 85 db [ 69.808117][ C1] RSP: 0018:ffffc90000d47d18 EFLAGS: 00000293 [ 69.814171][ C1] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000000 [ 69.822143][ C1] RDX: ffff8880119a3780 RSI: ffffffff88fe73f7 RDI: 0000000000000000 [ 69.830097][ C1] RBP: ffff888015729064 R08: 0000000000000001 R09: 0000000000000001 [ 69.838058][ C1] R10: ffffffff81789258 R11: 0000000000000000 R12: 0000000000000001 [ 69.846025][ C1] R13: ffff888015729000 R14: ffff888015729064 R15: ffff888143c3c004 [ 69.853999][ C1] ? trace_hardirqs_on+0x38/0x1c0 [ 69.859027][ C1] ? acpi_idle_do_entry+0x1c7/0x250 [ 69.864230][ C1] ? acpi_idle_do_entry+0x1c7/0x250 [ 69.869421][ C1] acpi_idle_enter+0x361/0x500 [ 69.874176][ C1] cpuidle_enter_state+0x1b1/0xc80 [ 69.879288][ C1] cpuidle_enter+0x4a/0xa0 [ 69.883692][ C1] do_idle+0x3e1/0x590 [ 69.887759][ C1] ? arch_cpu_idle_exit+0x30/0x30 [ 69.892789][ C1] cpu_startup_entry+0x14/0x20 [ 69.897539][ C1] start_secondary+0x274/0x350 [ 69.902292][ C1] ? set_cpu_sibling_map+0x2460/0x2460 [ 69.907752][ C1] secondary_startup_64_no_verify+0xb0/0xbb [ 69.913674][ C1] ================================================================================ [ 69.922956][ C1] Kernel panic - not syncing: panic_on_warn set ... [ 69.929523][ C1] CPU: 1 PID: 0 Comm: swapper/1 Not tainted 5.11.0-rc6-syzkaller #0 [ 69.937483][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 69.947519][ C1] Call Trace: [ 69.950782][ C1] [ 69.953610][ C1] dump_stack+0x107/0x163 [ 69.957953][ C1] panic+0x306/0x73d [ 69.961835][ C1] ? __warn_printk+0xf3/0xf3 [ 69.966416][ C1] ? ubsan_epilogue+0x3e/0x5a [ 69.971100][ C1] ubsan_epilogue+0x54/0x5a [ 69.975602][ C1] __ubsan_handle_shift_out_of_bounds.cold+0xb1/0x181 [ 69.982351][ C1] ? ktime_get+0x1bf/0x1e0 [ 69.986753][ C1] ? lockdep_hardirqs_on+0x79/0x100 [ 69.991940][ C1] ? __sanitizer_cov_trace_cmp4+0x1c/0x70 [ 69.997666][ C1] ? ktime_get+0x167/0x1e0 [ 70.002072][ C1] red_enqueue.cold+0x64/0x452 [ 70.006827][ C1] ? red_destroy+0x70/0x70 [ 70.011239][ C1] ? rwlock_bug.part.0+0x90/0x90 [ 70.016174][ C1] __dev_queue_xmit+0x1943/0x2e00 [ 70.021280][ C1] ? netdev_core_pick_tx+0x2e0/0x2e0 [ 70.026554][ C1] ? ip6_finish_output2+0x6b8/0x16c0 [ 70.031826][ C1] ? mark_held_locks+0x9f/0xe0 [ 70.036584][ C1] ? memcpy+0x39/0x60 [ 70.040556][ C1] neigh_resolve_output+0x4d8/0x7e0 [ 70.045748][ C1] ip6_finish_output2+0x6b8/0x16c0 [ 70.050850][ C1] __ip6_finish_output+0x4c1/0xe10 [ 70.055962][ C1] ? igmp6_group_queried+0x370/0x370 [ 70.061245][ C1] ip6_finish_output+0x35/0x200 [ 70.066082][ C1] ip6_output+0x1e4/0x530 [ 70.070399][ C1] mld_sendpack+0x92a/0xdb0 [ 70.074910][ C1] ? nf_hook.constprop.0+0x510/0x510 [ 70.080191][ C1] ? __local_bh_enable_ip+0xa0/0x110 [ 70.085464][ C1] mld_ifc_timer_expire+0x60a/0xf10 [ 70.090667][ C1] ? mld_send_initial_cr.part.0+0x150/0x150 [ 70.096545][ C1] call_timer_fn+0x1a5/0x6b0 [ 70.101135][ C1] ? add_timer_on+0x4a0/0x4a0 [ 70.105817][ C1] ? lock_downgrade+0x6d0/0x6d0 [ 70.110739][ C1] ? __sanitizer_cov_trace_const_cmp8+0x1d/0x70 [ 70.116992][ C1] ? _raw_spin_unlock_irq+0x1f/0x40 [ 70.122188][ C1] ? mld_send_initial_cr.part.0+0x150/0x150 [ 70.128075][ C1] __run_timers.part.0+0x67c/0xa50 [ 70.133185][ C1] ? call_timer_fn+0x6b0/0x6b0 [ 70.137978][ C1] ? lockdep_hardirqs_on+0x79/0x100 [ 70.143167][ C1] ? asm_common_interrupt+0x1e/0x40 [ 70.148415][ C1] run_timer_softirq+0xb3/0x1d0 [ 70.153347][ C1] __do_softirq+0x29b/0x9f6 [ 70.157847][ C1] asm_call_irq_on_stack+0xf/0x20 [ 70.162914][ C1] [ 70.165832][ C1] do_softirq_own_stack+0xaa/0xd0 [ 70.170881][ C1] irq_exit_rcu+0x134/0x200 [ 70.175372][ C1] sysvec_apic_timer_interrupt+0x4d/0x100 [ 70.181079][ C1] asm_sysvec_apic_timer_interrupt+0x12/0x20 [ 70.187043][ C1] RIP: 0010:acpi_idle_do_entry+0x1c9/0x250 [ 70.192838][ C1] Code: 4d 52 74 f8 84 db 75 ac e8 c4 4b 74 f8 e8 3f 1e 7a f8 e9 0c 00 00 00 e8 b5 4b 74 f8 0f 00 2d 6e 73 ab 00 e8 a9 4b 74 f8 fb f4 <9c> 5b 81 e3 00 02 00 00 fa 31 ff 48 89 de e8 84 53 74 f8 48 85 db [ 70.212475][ C1] RSP: 0018:ffffc90000d47d18 EFLAGS: 00000293 [ 70.218528][ C1] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000000 [ 70.226483][ C1] RDX: ffff8880119a3780 RSI: ffffffff88fe73f7 RDI: 0000000000000000 [ 70.234440][ C1] RBP: ffff888015729064 R08: 0000000000000001 R09: 0000000000000001 [ 70.242407][ C1] R10: ffffffff81789258 R11: 0000000000000000 R12: 0000000000000001 [ 70.250364][ C1] R13: ffff888015729000 R14: ffff888015729064 R15: ffff888143c3c004 [ 70.258339][ C1] ? trace_hardirqs_on+0x38/0x1c0 [ 70.263358][ C1] ? acpi_idle_do_entry+0x1c7/0x250 [ 70.268555][ C1] ? acpi_idle_do_entry+0x1c7/0x250 [ 70.273740][ C1] acpi_idle_enter+0x361/0x500 [ 70.278508][ C1] cpuidle_enter_state+0x1b1/0xc80 [ 70.283622][ C1] cpuidle_enter+0x4a/0xa0 [ 70.288037][ C1] do_idle+0x3e1/0x590 [ 70.292094][ C1] ? arch_cpu_idle_exit+0x30/0x30 [ 70.297111][ C1] cpu_startup_entry+0x14/0x20 [ 70.301863][ C1] start_secondary+0x274/0x350 [ 70.306615][ C1] ? set_cpu_sibling_map+0x2460/0x2460 [ 70.312068][ C1] secondary_startup_64_no_verify+0xb0/0xbb [ 70.318858][ C1] Kernel Offset: disabled [ 70.323398][ C1] Rebooting in 86400 seconds..