[ 39.316670][ T4648] 8021q: adding VLAN 0 to HW filter on device bond0
[ 39.330958][ T4648] eql: remember to turn off Van-Jacobson compression on your slave devices
Starting sshd: OK
syzkaller
syzkaller login: [ 53.664300][ T26] kauditd_printk_skb: 37 callbacks suppressed
[ 53.664319][ T26] audit: type=1400 audit(1678469631.455:73): avc: denied { transition } for pid=5039 comm="sshd" path="/bin/sh" dev="sda1" ino=73 scontext=system_u:system_r:initrc_t tcontext=root:sysadm_r:sysadm_t tclass=process permissive=1
[ 53.719370][ T26] audit: type=1400 audit(1678469631.495:74): avc: denied { write } for pid=5039 comm="sh" path="pipe:[29016]" dev="pipefs" ino=29016 scontext=root:sysadm_r:sysadm_t tcontext=system_u:system_r:initrc_t tclass=fifo_file permissive=1
Warning: Permanently added '10.128.10.36' (ECDSA) to the list of known hosts.
2023/03/10 17:34:01 fuzzer started
[ 63.593803][ T5064] ------------[ cut here ]------------
[ 63.599501][ T5064] WARNING: CPU: 0 PID: 5064 at include/linux/cpumask.h:143 c_start+0x1da/0x250
[ 63.608484][ T5064] Modules linked in:
[ 63.612445][ T5064] CPU: 0 PID: 5064 Comm: syz-fuzzer Not tainted 6.3.0-rc1-syzkaller-00106-g44889ba56cbb #0
[ 63.622581][ T5064] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/02/2023
[ 63.6327T5064] RIP: 0010:c_start+0x1da/0x250
[ 63.698595][ T5064] Code: 49 11 8c e8 88 a9 51 00 4c 89 e0 5b 5d 41 5c 41 5d 41 5e c3 f3 48 0f bc db e8 72 a9 51 00 89 db e9 38 ff ff ff e8 66 a9 51 00 <0f> 0b e9 c1 fe ff ff 48 c7 c7 80 7f 77 8e e8 d3 49 a2 00 e9 67 ff
[ 63.718308][ T5064] RSP: 0018:ffffc900030efc68 EFLAGS: 00010293
[ 63.724479][ T5064] RAX: 0000000000000000 RBX: 0000000000000007 RCX: 0000000000000000
[ 63.732515][ T5064] RDX: ffff888023096240 RSI: ffffffff813279da RDI: 0000000000000004
[ 63.740563][ T5064] RBP: ffffffff8e777f80 R08: 0000000000000004 R09: 0000000000000007
[ 63.748544][ T5064] R10: 0000000000000002 R11: 0000000000000000 R12: ffff88807e1cbb10
[ 63.756669][ T5064] R13: 0000000000000008 R14: 0000000000000002 R15: 0000000000000000
[ 63.764692][ T5064] FS: 0000000001ec53d0(0000) GS:ffff8880b9800000(0000) knlGS:0000000000000000
[ 63.773781][ T5064] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 63.780446][ T5064] CR2: 0000000000d9dd43 CR3: 000000007ab89000 CR4: 00000000003506f0
[ 63.788429][ T5064] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 63.796544][ T5064] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 63.804568][ T5064] Call Trace:
[ 63.808041][ T5064]
[ 63.811026][ T5064] seq_read_iter+0x2ca/0x12d0
[ 63.815744][ T5064] proc_reg_read_iter+0x115/0x2d0
[ 63.820850][ T5064] vfs_read+0x681/0x930
[ 63.825033][ T5064] ? kernel_read+0x1c0/0x1c0
[ 63.829689][ T5064] ? __mutex_unlock_slowpath+0x157/0x5e0
[ 63.835364][ T5064] ? __fget_files+0x26a/0x480
[ 63.840646][ T5064] ksys_read+0x12b/0x250
[ 63.844922][ T5064] ? vfs_write+0xe10/0xe10
[ 63.849397][ T5064] ? syscall_enter_from_user_mode+0x26/0xb0
[ 63.855330][ T5064] do_syscall_64+0x39/0xb0
[ 63.859801][ T5064] entry_SYSCALL_64_after_hwframe+0x63/0xcd
[ 63.865762][ T5064] RIP: 0033:0x403ace
[ 63.869714][ T5064] Code: 48 89 6c 24 38 48 8d 6c 24 38 e8 0d 00 00 00 48 8b 6c 24 38 48 83 c4 40 c3 cc cc cc 49 89 f2 48 89 fa 48 89 ce 48 89 df 0f 05 <48> 3d 01 f0 ff ff 76 15 48 f7 d8 48 89 c1 48 c7 c0 ff ff ff ff 48
[ 63.889453][ T5064] RSP: 002b:000000c000af5308 EFLAGS: 00000202 ORIG_RAX: 0000000000000000
[ 63.897873][ T5064] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000000403ace
[ 63.905891][ T5064] RDX: 0000000000001000 RSI: 000000c0004e0000 RDI: 0000000000000003
[ 63.913948][ T5064] RBP: 000000c000af5348 R08: 0000000000000000 R09: 0000000000000000
[ 63.921971][ T5064] R10: 0000000000000000 R11: 0000000000000202 R12: 000000c000af5488
[ 63.930000][ T5064] R13: 0000000000000000 R14: 000000c0000061a0 R15: 0000040000000000
[ 63.937987][ T5064]
[ 63.941069][ T5064] Kernel panic - not syncing: kernel: panic_on_warn set ...
[ 63.948359][ T5064] CPU: 0 PID: 5064 Comm: syz-fuzzer Not tainted 6.3.0-rc1-syzkaller-00106-g44889ba56cbb #0
[ 63.958334][ T5064] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/02/2023
[ 63.968431][ T5064] Call Trace:
[ 63.971718][ T5064]
[ 63.974657][ T5064] dump_stack_lvl+0xd9/0x150
[ 63.979363][ T5064] panic+0x688/0x730
[ 63.983294][ T5064] ? panic_smp_self_stop+0x90/0x90
[ 63.988424][ T5064] ? show_trace_log_lvl+0x285/0x390
[ 63.993653][ T5064] ? c_start+0x1da/0x250
[ 63.998007][ T5064] check_panic_on_warn+0xb1/0xc0
[ 64.002964][ T5064] __warn+0xf2/0x4f0
[ 64.006880][ T5064] ? c_start+0x1da/0x250
[ 64.011150][ T5064] report_bug+0x2da/0x500
[ 64.015504][ T5064] handle_bug+0x3c/0x70
[ 64.019708][ T5064] exc_invalid_op+0x18/0x50
[ 64.024248][ T5064] asm_exc_invalid_op+0x1a/0x20
[ 64.029317][ T5064] RIP: 0010:c_start+0x1da/0x250
[ 64.034193][ T5064] Code: 49 11 8c e8 88 a9 51 00 4c 89 e0 5b 5d 41 5c 41 5d 41 5e c3 f3 48 0f bc db e8 72 a9 51 00 89 db e9 38 ff ff ff e8 66 a9 51 00 <0f> 0b e9 c1 fe ff ff 48 c7 c7 80 7f 77 8e e8 d3 49 a2 00 e9 67 ff
[ 64.053822][ T5064] RSP: 0018:ffffc900030efc68 EFLAGS: 00010293
[ 64.059904][ T5064] RAX: 0000000000000000 RBX: 0000000000000007 RCX: 0000000000000000
[ 64.067886][ T5064] RDX: ffff888023096240 RSI: ffffffff813279da RDI: 0000000000000004
[ 64.075893][ T5064] RBP: ffffffff8e777f80 R08: 0000000000000004 R09: 0000000000000007
[ 64.083874][ T5064] R10: 0000000000000002 R11: 0000000000000000 R12: ffff88807e1cbb10
[ 64.091856][ T5064] R13: 0000000000000008 R14: 0000000000000002 R15: 0000000000000000
[ 64.099925][ T5064] ? c_start+0x1da/0x250
[ 64.104195][ T5064] ? c_start+0x1da/0x250
[ 64.108482][ T5064] seq_read_iter+0x2ca/0x12d0
[ 64.113191][ T5064] proc_reg_read_iter+0x115/0x2d0
[ 64.118232][ T5064] vfs_read+0x681/0x930
[ 64.122402][ T5064] ? kernel_read+0x1c0/0x1c0
[ 64.127008][ T5064] ? __mutex_unlock_slowpath+0x157/0x5e0
[ 64.132665][ T5064] ? __fget_files+0x26a/0x480
[ 64.137357][ T5064] ksys_read+0x12b/0x250
[ 64.141618][ T5064] ? vfs_write+0xe10/0xe10
[ 64.146051][ T5064] ? syscall_enter_from_user_mode+0x26/0xb0
[ 64.151976][ T5064] do_syscall_64+0x39/0xb0
[ 64.156416][ T5064] entry_SYSCALL_64_after_hwframe+0x63/0xcd
[ 64.162434][ T5064] RIP: 0033:0x403ace
[ 64.166449][ T5064] Code: 48 89 6c 24 38 48 8d 6c 24 38 e8 0d 00 00 00 48 8b 6c 24 38 48 83 c4 40 c3 cc cc cc 49 89 f2 48 89 fa 48 89 ce 48 89 df 0f 05 <48> 3d 01 f0 ff ff 76 15 48 f7 d8 48 89 c1 48 c7 c0 ff ff ff ff 48
[ 64.186081][ T5064] RSP: 002b:000000c000af5308 EFLAGS: 00000202 ORIG_RAX: 0000000000000000
[ 64.194509][ T5064] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000000403ace
[ 64.202495][ T5064] RDX: 0000000000001000 RSI: 000000c0004e0000 RDI: 0000000000000003
[ 64.210481][ T5064] RBP: 000000c000af5348 R08: 0000000000000000 R09: 0000000000000000
[ 64.218470][ T5064] R10: 0000000000000000 R11: 0000000000000202 R12: 000000c000af5488
[ 64.226456][ T5064] R13: 0000000000000000 R14: 000000c0000061a0 R15: 0000040000000000
[ 64.234443][ T5064]
[ 64.237737][ T5064] Kernel Offset: disabled
[ 64.242267][ T5064] Rebooting in 86400 seconds..