[ 2681.153493][ C0] ==================================================================
[ 2681.153800][ C0] BUG: KASAN: null-ptr-deref in sock_def_write_space_wfree+0x210/0x360
[ 2681.154074][ C0] Read of size 8 at addr 0000000000000008 by task swapper/0/0
[ 2681.154341][ C0]
[ 2681.154445][ C0] CPU: 0 PID: 0 Comm: swapper/0 Not tainted 6.9.0-rc2-virtme #1
[ 2681.154720][ C0] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[ 2681.155123][ C0] Call Trace:
[ 2681.155257][ C0]
[ 2681.155350][ C0] dump_stack_lvl+0x82/0xd0
[ 2681.155544][ C0] kasan_report+0xbd/0xf0
[ 2681.155677][ C0] ? sock_def_write_space_wfree+0x210/0x360
[ 2681.155902][ C0] kasan_check_range+0x39/0x1c0
[ 2681.156072][ C0] sock_def_write_space_wfree+0x210/0x360
[ 2681.156260][ C0] sock_wfree+0x25f/0x3e0
[ 2681.156391][ C0] skb_release_head_state+0x7a/0x1e0
[ 2681.156562][ C0] consume_skb+0x76/0x110
[ 2681.156691][ C0] dummy_xmit+0x106/0x170
[ 2681.156828][ C0] ? trace_net_dev_start_xmit+0xff/0x170
[ 2681.157005][ C0] dev_hard_start_xmit+0x10e/0x360
[ 2681.157181][ C0] sch_direct_xmit+0x203/0x11c0
[ 2681.157356][ C0] ? __pfx_sch_direct_xmit+0x10/0x10
[ 2681.157546][ C0] __qdisc_run+0x1cd/0x3d0
[ 2681.157718][ C0] ? __pfx_lock_acquire.part.0+0x10/0x10
[ 2681.157890][ C0] ? __pfx___qdisc_run+0x10/0x10
[ 2681.158066][ C0] ? do_raw_spin_lock+0x131/0x270
[ 2681.158239][ C0] ? __pfx_do_raw_spin_lock+0x10/0x10
[ 2681.158420][ C0] ? lock_acquire+0x32/0xc0
[ 2681.158596][ C0] ? net_tx_action+0x3a5/0x680
[ 2681.158775][ C0] net_tx_action+0x3f6/0x680
[ 2681.158945][ C0] __do_softirq+0x1f8/0x5df
[ 2681.159120][ C0] irq_exit_rcu+0x97/0xc0
[ 2681.159253][ C0] sysvec_apic_timer_interrupt+0x75/0x80
[ 2681.159429][ C0]
[ 2681.159519][ C0]
[ 2681.159607][ C0] asm_sysvec_apic_timer_interrupt+0x1a/0x20
[ 2681.159828][ C0] RIP: 0010:default_idle+0xf/0x20
[ 2681.160026][ C0] Code: 4c 01 c7 4c 29 c2 e9 72 ff ff ff 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 f3 0f 1e fa 66 90 0f 00 2d e3 cc 32 00 fb f4 c3 cc cc cc cc 66 66 2e 0f 1f 84 00 00 00 00 00 90 90 90 90 90
[ 2681.160631][ C0] RSP: 0018:ffffffffa3207e00 EFLAGS: 00000246
[ 2681.160856][ C0] RAX: 000000000385807d RBX: 1ffffffff4640fc2 RCX: ffffffffa2334e95
[ 2681.161118][ C0] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffffff9faac0e4
[ 2681.161379][ C0] RBP: 0000000000000000 R08: 0000000000000001 R09: ffffed1006c0709c
[ 2681.161642][ C0] R10: ffff8880360384e3 R11: ffff88803602d9b0 R12: 0000000000000000
[ 2681.161903][ C0] R13: ffffffffa3231000 R14: dffffc0000000000 R15: 0000000000014770
[ 2681.162162][ C0] ? ct_kernel_exit.constprop.0+0xc5/0xf0
[ 2681.162339][ C0] ? cpuidle_idle_call+0x1f4/0x280
[ 2681.162513][ C0] default_idle_call+0x6d/0xb0
[ 2681.162686][ C0] cpuidle_idle_call+0x1f4/0x280
[ 2681.162860][ C0] ? __pfx_cpuidle_idle_call+0x10/0x10
[ 2681.163034][ C0] ? tsc_verify_tsc_adjust+0x5e/0x2b0
[ 2681.163214][ C0] do_idle+0xf9/0x160
[ 2681.163351][ C0] cpu_startup_entry+0x54/0x60
[ 2681.163526][ C0] rest_init+0x14f/0x260
[ 2681.163654][ C0] start_kernel+0x318/0x3d0
[ 2681.163838][ C0] x86_64_start_reservations+0x18/0x30
[ 2681.164012][ C0] x86_64_start_kernel+0xba/0x110
[ 2681.164194][ C0] common_startup_64+0x12c/0x138
[ 2681.164371][ C0]
[ 2681.164502][ C0] ==================================================================
[ 2681.164762][ C0] Disabling lock debugging due to kernel taint
[ 2681.165003][ C0] general protection fault, probably for non-canonical address 0xdffffc0000000001: 0000 [#1] PREEMPT SMP KASAN NOPTI
[ 2681.165406][ C0] KASAN: null-ptr-deref in range [0x0000000000000008-0x000000000000000f]
[ 2681.165655][ C0] CPU: 0 PID: 0 Comm: swapper/0 Tainted: G B 6.9.0-rc2-virtme #1
[ 2681.165962][ C0] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[ 2681.166357][ C0] RIP: 0010:sock_def_write_space_wfree+0x221/0x360
[ 2681.166568][ C0] Code: 00 4c 8b bb a0 01 00 00 be 08 00 00 00 4d 8d 77 08 4c 89 f7 e8 e0 0e 8b fe 4c 89 f2 48 b8 00 00 00 00 00 fc ff df 48 c1 ea 03 <80> 3c 02 00 0f 85 fe 00 00 00 49 8b 47 08 a8 04 0f 85 dc fe ff ff
[ 2681.167196][ C0] RSP: 0018:ffffc90000007c30 EFLAGS: 00010202
[ 2681.167415][ C0] RAX: dffffc0000000000 RBX: ffff888006480040 RCX: ffffffff9f99564a
[ 2681.167681][ C0] RDX: 0000000000000001 RSI: 0000000000000008 RDI: ffffffffa4efda00
[ 2681.167937][ C0] RBP: ffff8880064800a0 R08: 0000000000000001 R09: fffffbfff49dfb40
[ 2681.168207][ C0] R10: ffffffffa4efda07 R11: 205d304320202020 R12: 0000000000000000
[ 2681.168467][ C0] R13: ffff8880064801c0 R14: 0000000000000008 R15: 0000000000000000
[ 2681.168722][ C0] FS: 0000000000000000(0000) GS:ffff888036000000(0000) knlGS:0000000000000000
[ 2681.169130][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 2681.169447][ C0] CR2: 00007f79ba5d5000 CR3: 0000000028738003 CR4: 0000000000770ef0
[ 2681.169705][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 2681.169978][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 2681.170235][ C0] PKRU: 55555554
[ 2681.170371][ C0] Call Trace:
[ 2681.170509][ C0]
[ 2681.170600][ C0] ? die_addr+0x41/0xa0
[ 2681.170735][ C0] ? exc_general_protection+0x149/0x220
[ 2681.170908][ C0] ? asm_exc_general_protection+0x26/0x30
[ 2681.171078][ C0] ? add_taint+0x2a/0x90
[ 2681.171208][ C0] ? sock_def_write_space_wfree+0x221/0x360
[ 2681.171421][ C0] sock_wfree+0x25f/0x3e0
[ 2681.171636][ C0] skb_release_head_state+0x7a/0x1e0
[ 2681.171808][ C0] consume_skb+0x76/0x110
[ 2681.171933][ C0] dummy_xmit+0x106/0x170
[ 2681.172064][ C0] ? trace_net_dev_start_xmit+0xff/0x170
[ 2681.172234][ C0] dev_hard_start_xmit+0x10e/0x360
[ 2681.172498][ C0] sch_direct_xmit+0x203/0x11c0
[ 2681.172672][ C0] ? __pfx_sch_direct_xmit+0x10/0x10
[ 2681.172844][ C0] __qdisc_run+0x1cd/0x3d0
[ 2681.173015][ C0] ? __pfx_lock_acquire.part.0+0x10/0x10
[ 2681.173277][ C0] ? __pfx___qdisc_run+0x10/0x10
[ 2681.173446][ C0] ? do_raw_spin_lock+0x131/0x270
[ 2681.173616][ C0] ? __pfx_do_raw_spin_lock+0x10/0x10
[ 2681.173783][ C0] ? lock_acquire+0x32/0xc0
[ 2681.173958][ C0] ? net_tx_action+0x3a5/0x680
[ 2681.174126][ C0] net_tx_action+0x3f6/0x680
[ 2681.174298][ C0] __do_softirq+0x1f8/0x5df
[ 2681.174466][ C0] irq_exit_rcu+0x97/0xc0
[ 2681.174593][ C0] sysvec_apic_timer_interrupt+0x75/0x80
[ 2681.174771][ C0]
[ 2681.174858][ C0]
[ 2681.174944][ C0] asm_sysvec_apic_timer_interrupt+0x1a/0x20
[ 2681.175162][ C0] RIP: 0010:default_idle+0xf/0x20
[ 2681.175346][ C0] Code: 4c 01 c7 4c 29 c2 e9 72 ff ff ff 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 f3 0f 1e fa 66 90 0f 00 2d e3 cc 32 00 fb f4 c3 cc cc cc cc 66 66 2e 0f 1f 84 00 00 00 00 00 90 90 90 90 90
[ 2681.176061][ C0] RSP: 0018:ffffffffa3207e00 EFLAGS: 00000246
[ 2681.176278][ C0] RAX: 000000000385807d RBX: 1ffffffff4640fc2 RCX: ffffffffa2334e95
[ 2681.176639][ C0] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffffff9faac0e4
[ 2681.176872][ C0] RBP: 0000000000000000 R08: 0000000000000001 R09: ffffed1006c0709c
[ 2681.177202][ C0] R10: ffff8880360384e3 R11: ffff88803602d9b0 R12: 0000000000000000
[ 2681.177440][ C0] R13: ffffffffa3231000 R14: dffffc0000000000 R15: 0000000000014770
[ 2681.177777][ C0] ? ct_kernel_exit.constprop.0+0xc5/0xf0
[ 2681.177939][ C0] ? cpuidle_idle_call+0x1f4/0x280
[ 2681.178103][ C0] default_idle_call+0x6d/0xb0
[ 2681.178258][ C0] cpuidle_idle_call+0x1f4/0x280
[ 2681.178511][ C0] ? __pfx_cpuidle_idle_call+0x10/0x10
[ 2681.178669][ C0] ? tsc_verify_tsc_adjust+0x5e/0x2b0
[ 2681.178830][ C0] do_idle+0xf9/0x160
[ 2681.178949][ C0] cpu_startup_entry+0x54/0x60
[ 2681.179106][ C0] rest_init+0x14f/0x260
[ 2681.179319][ C0] start_kernel+0x318/0x3d0
[ 2681.179474][ C0] x86_64_start_reservations+0x18/0x30
[ 2681.179628][ C0] x86_64_start_kernel+0xba/0x110
[ 2681.179786][ C0] common_startup_64+0x12c/0x138
[ 2681.179961][ C0]
[ 2681.180166][ C0] Modules linked in: sch_fq act_gact cls_flower sch_ingress vxlan
[ 2681.180415][ C0] ---[ end trace 0000000000000000 ]---
[ 2681.180576][ C0] RIP: 0010:sock_def_write_space_wfree+0x221/0x360
[ 2681.180773][ C0] Code: 00 4c 8b bb a0 01 00 00 be 08 00 00 00 4d 8d 77 08 4c 89 f7 e8 e0 0e 8b fe 4c 89 f2 48 b8 00 00 00 00 00 fc ff df 48 c1 ea 03 <80> 3c 02 00 0f 85 fe 00 00 00 49 8b 47 08 a8 04 0f 85 dc fe ff ff
[ 2681.181516][ C0] RSP: 0018:ffffc90000007c30 EFLAGS: 00010202
[ 2681.181727][ C0] RAX: dffffc0000000000 RBX: ffff888006480040 RCX: ffffffff9f99564a
[ 2681.181959][ C0] RDX: 0000000000000001 RSI: 0000000000000008 RDI: ffffffffa4efda00
[ 2681.182187][ C0] RBP: ffff8880064800a0 R08: 0000000000000001 R09: fffffbfff49dfb40
[ 2681.182428][ C0] R10: ffffffffa4efda07 R11: 205d304320202020 R12: 0000000000000000
[ 2681.182748][ C0] R13: ffff8880064801c0 R14: 0000000000000008 R15: 0000000000000000
[ 2681.182978][ C0] FS: 0000000000000000(0000) GS:ffff888036000000(0000) knlGS:0000000000000000
[ 2681.183342][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 2681.183537][ C0] CR2: 00007f79ba5d5000 CR3: 0000000028738003 CR4: 0000000000770ef0
[ 2681.183772][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 2681.184004][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 2681.184238][ C0] PKRU: 55555554
[ 2681.184364][ C0] Kernel panic - not syncing: Fatal exception in interrupt
[ 2681.184810][ C0] Kernel Offset: 0x1e600000 from 0xffffffff81000000 (relocation range: 0xffffffff80000000-0xffffffffbfffffff)
[ 2681.185172][ C0] ---[ end Kernel panic - not syncing: Fatal exception in interrupt ]---
WAIT TIMEOUT stderr
Ctrl-C stderr
Ctrl-C stderr
WAIT TIMEOUT stderr