[ 45.221321] ------------[ cut here ]------------
[ 45.222267] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code!
[ 45.224223] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/236
[ 45.225744] Modules linked in:
[ 45.226332] CPU: 1 UID: 104 PID: 236 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary)
[ 45.228283] Tainted: [W]=WARN
[ 45.228890] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014
[ 45.230354] RIP: 0010:vmalloc_fix_flags+0x91/0xd0
[ 45.231256] Code: e0 ad 11 00 81 e6 1f 52 ee ff 89 4c 24 40 89 74 24 30 90 48 c7 c7 40 38 f1 84 4c 8d 44 24 40 48 8d 54 24 30 e8 30 7b 94 ff 90 <0f> 0b 90 90 8b 44 24 40 48 c7 03 00 00 00 00 c7 43 08 00 00 00 00
[ 45.234386] RSP: 0018:ffff888016227bc0 EFLAGS: 00010286
[ 45.235325] RAX: 0000000000000000 RBX: ffffed1002c44f78 RCX: ffffffff813a4050
[ 45.236586] RDX: ffff8880170e3780 RSI: ffffffff813a405e RDI: 0000000000000001
[ 45.237897] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002c44f2f
[ 45.239148] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0
[ 45.240438] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888016227df8
[ 45.241733] FS: 00007f99e9647900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000
[ 45.243147] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 45.244200] CR2: 00007fff54fabef7 CR3: 000000000e2f8000 CR4: 0000000000350ef0
[ 45.245510] Call Trace:
[ 45.245972]
[ 45.246368] ? __pfx_vmalloc_fix_flags+0x10/0x10
[ 45.247266] ? __create_object+0x59/0x80
[ 45.248037] ? trace_irq_enable.constprop.0+0xc2/0x100
[ 45.249039] __vmalloc_noprof+0x59/0x60
[ 45.249787] bpf_prog_alloc_no_stats+0x55/0x470
[ 45.250660] ? __pfx_seccomp_check_filter+0x10/0x10
[ 45.251578] bpf_prog_alloc+0x39/0x200
[ 45.252259] ? __pfx_seccomp_check_filter+0x10/0x10
[ 45.253195] bpf_prog_create_from_user+0xb2/0x2f0
[ 45.254087] do_seccomp+0x349/0x25e0
[ 45.254794] ? find_held_lock+0x2b/0x80
[ 45.255548] ? do_prlimit+0x310/0x610
[ 45.256236] ? __pfx_do_seccomp+0x10/0x10
[ 45.257049] ? do_raw_spin_unlock+0x53/0x220
[ 45.258584] ? _raw_spin_unlock+0x1e/0x40
[ 45.259303] ? __sanitizer_cov_trace_switch+0x54/0x90
[ 45.260257] ? static_key_count+0x60/0x80
[ 45.261078] prctl_set_seccomp+0x4e/0x70
[ 45.261845] __do_sys_prctl+0xe6c/0x1d70
[ 45.262620] ? __pfx___do_sys_prctl+0x10/0x10
[ 45.263462] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0
[ 45.264362] ? irqentry_exit+0xf3/0x650
[ 45.265149] do_syscall_64+0xbf/0x430
[ 45.265886] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 45.266824] RIP: 0033:0x7f99e9b395cd
[ 45.267531] Code: 00 48 89 44 24 18 31 c0 48 8d 44 24 60 c7 04 24 08 00 00 00 48 89 44 24 08 48 8d 44 24 20 48 89 44 24 10 b8 9d 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 1b 48 8b 4c 24 18 64 48 2b 0c 25 28 00 00 00
[ 45.270636] RSP: 002b:00007fff54faa290 EFLAGS: 00000246 ORIG_RAX: 000000000000009d
[ 45.271980] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f99e9b395cd
[ 45.273300] RDX: 0000559ef9273e00 RSI: 0000000000000002 RDI: 0000000000000016
[ 45.274566] RBP: 00007fff54faa2f0 R08: 0000000000000000 R09: 00007fff54fa9990
[ 45.275824] R10: 0000000000000000 R11: 0000000000000246 R12: 0000559f090bab10
[ 45.277128] R13: 00007fff54faa720 R14: 0000559f090bb2b0 R15: 0000559f090cf6f0
[ 45.278445]
[ 45.278866] irq event stamp: 1801
[ 45.279516] hardirqs last enabled at (1811): [] __up_console_sem+0x78/0x80
[ 45.281073] hardirqs last disabled at (1822): [] __up_console_sem+0x5d/0x80
Debian GNU/Linux 11 syzkaller ttyS0
syzkaller login: [ 45.282544] softirqs last enabled at (1768): [] handle_softirqs+0x50c/0x770
[ 45.285264] softirqs last disabled at (1843): [] __irq_exit_rcu+0xc4/0x100
[ 45.286745] ---[ end trace 0000000000000000 ]---
[ 48.063915] ------------[ cut here ]------------
[ 48.065059] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code!
[ 48.067207] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/243
[ 48.068712] Modules linked in:
[ 48.069342] CPU: 0 UID: 104 PID: 243 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary)
[ 48.071427] Tainted: [W]=WARN
[ 48.072018] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014
[ 48.073546] RIP: 0010:vmalloc_fix_flags+0x91/0xd0
[ 48.074506] Code: e0 ad 11 00 81 e6 1f 52 ee ff 89 4c 24 40 89 74 24 30 90 48 c7 c7 40 38 f1 84 4c 8d 44 24 40 48 8d 54 24 30 e8 30 7b 94 ff 90 <0f> 0b 90 90 8b 44 24 40 48 c7 03 00 00 00 00 c7 43 08 00 00 00 00
[ 48.077742] RSP: 0018:ffff8880169a7bc0 EFLAGS: 00010286
[ 48.078739] RAX: 0000000000000000 RBX: ffffed1002d34f78 RCX: ffffffff813a4050
[ 48.080023] RDX: ffff88801c011bc0 RSI: ffffffff813a405e RDI: 0000000000000001
[ 48.081321] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002d34f2f
[ 48.082602] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0
[ 48.083884] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff8880169a7df8
[ 48.085198] FS: 00007f09434ff900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000
[ 48.086642] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 48.087704] CR2: 00007fff6ac9cef7 CR3: 000000000c388000 CR4: 0000000000350ef0
[ 48.089070] Call Trace:
[ 48.089571]
[ 48.089981] ? __pfx_vmalloc_fix_flags+0x10/0x10
[ 48.090873] ? __create_object+0x59/0x80
[ 48.091660] ? trace_irq_enable.constprop.0+0xc2/0x100
[ 48.092630] __vmalloc_noprof+0x59/0x60
[ 48.093355] bpf_prog_alloc_no_stats+0x55/0x470
[ 48.094248] ? __pfx_seccomp_check_filter+0x10/0x10
[ 48.095187] bpf_prog_alloc+0x39/0x200
[ 48.095915] ? __pfx_seccomp_check_filter+0x10/0x10
[ 48.096863] bpf_prog_create_from_user+0xb2/0x2f0
[ 48.097781] do_seccomp+0x349/0x25e0
[ 48.098507] ? find_held_lock+0x2b/0x80
[ 48.099212] ? do_prlimit+0x310/0x610
[ 48.099945] ? __pfx_do_seccomp+0x10/0x10
[ 48.100734] ? do_raw_spin_unlock+0x53/0x220
[ 48.101849] ? _raw_spin_unlock+0x1e/0x40
[ 48.102642] ? __sanitizer_cov_trace_switch+0x54/0x90
[ 48.103603] ? static_key_count+0x60/0x80
[ 48.104617] prctl_set_seccomp+0x4e/0x70
[ 48.105554] __do_sys_prctl+0xe6c/0x1d70
[ 48.106305] ? __pfx___do_sys_prctl+0x10/0x10
[ 48.107457] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0
[ 48.108389] ? irqentry_exit+0xf3/0x650
[ 48.109179] do_syscall_64+0xbf/0x430
[ 48.109925] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 48.110888] RIP: 0033:0x7f09439f15cd
[ 48.111850] Code: 00 48 89 44 24 18 31 c0 48 8d 44 24 60 c7 04 24 08 00 00 00 48 89 44 24 08 48 8d 44 24 20 48 89 44 24 10 b8 9d 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 1b 48 8b 4c 24 18 64 48 2b 0c 25 28 00 00 00
[ 48.115469] RSP: 002b:00007fff6ac9b230 EFLAGS: 00000246 ORIG_RAX: 000000000000009d
[ 48.116853] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f09439f15cd
[ 48.118307] RDX: 00005572db501e00 RSI: 0000000000000002 RDI: 0000000000000016
[ 48.119868] RBP: 00007fff6ac9b290 R08: 0000000000000000 R09: 00007fff6ac9a930
[ 48.121350] R10: 0000000000000000 R11: 0000000000000246 R12: 000055731aad9b10
[ 48.122858] R13: 00007fff6ac9b6c0 R14: 000055731aada2b0 R15: 000055731aaee6f0
[ 48.124152]
[ 48.124618] irq event stamp: 1761
[ 48.125227] hardirqs last enabled at (1769): [] __up_console_sem+0x78/0x80
[ 48.126880] hardirqs last disabled at (1778): [] __up_console_sem+0x5d/0x80
[ 48.128645] softirqs last enabled at (1716): [] handle_softirqs+0x50c/0x770
[ 48.130335] softirqs last disabled at (1707): [] __irq_exit_rcu+0xc4/0x100
[ 48.132063] ---[ end trace 0000000000000000 ]---
[ 48.939967] ------------[ cut here ]------------
[ 48.940936] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code!
[ 48.942965] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/250
[ 48.944452] Modules linked in:
[ 48.945051] CPU: 0 UID: 104 PID: 250 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary)
[ 48.947078] Tainted: [W]=WARN
[ 48.947684] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014
[ 48.949162] RIP: 0010:vmalloc_fix_flags+0x91/0xd0
[ 48.950101] Code: e0 ad 11 00 81 e6 1f 52 ee ff 89 4c 24 40 89 74 24 30 90 48 c7 c7 40 38 f1 84 4c 8d 44 24 40 48 8d 54 24 30 e8 30 7b 94 ff 90 <0f> 0b 90 90 8b 44 24 40 48 c7 03 00 00 00 00 c7 43 08 00 00 00 00
[ 48.953294] RSP: 0018:ffff88801757fbc0 EFLAGS: 00010286
[ 48.954271] RAX: 0000000000000000 RBX: ffffed1002eaff78 RCX: ffffffff813a4050
[ 48.955580] RDX: ffff88800f641bc0 RSI: ffffffff813a405e RDI: 0000000000000001
[ 48.956877] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002eaff2f
[ 48.958166] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0
[ 48.959470] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801757fdf8
[ 48.960774] FS: 00007f6c1f028900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000
[ 48.962375] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 48.963474] CR2: 00007fffb52d2ef7 CR3: 000000000db74000 CR4: 0000000000350ef0
[ 48.964771] Call Trace:
[ 48.965242]
[ 48.965699] ? __pfx_vmalloc_fix_flags+0x10/0x10
[ 48.966617] ? __create_object+0x59/0x80
[ 48.967359] ? trace_irq_enable.constprop.0+0xc2/0x100
[ 48.968340] __vmalloc_noprof+0x59/0x60
[ 48.969134] bpf_prog_alloc_no_stats+0x55/0x470
[ 48.970024] ? __pfx_seccomp_check_filter+0x10/0x10
[ 48.970976] bpf_prog_alloc+0x39/0x200
[ 48.971708] ? __pfx_seccomp_check_filter+0x10/0x10
[ 48.972655] bpf_prog_create_from_user+0xb2/0x2f0
[ 48.973580] do_seccomp+0x349/0x25e0
[ 48.974271] ? find_held_lock+0x2b/0x80
[ 48.975027] ? do_prlimit+0x310/0x610
[ 48.975775] ? __pfx_do_seccomp+0x10/0x10
[ 48.976569] ? do_raw_spin_unlock+0x53/0x220
[ 48.977361] ? _raw_spin_unlock+0x1e/0x40
[ 48.978152] ? __sanitizer_cov_trace_switch+0x54/0x90
[ 48.979113] ? static_key_count+0x60/0x80
[ 48.979938] prctl_set_seccomp+0x4e/0x70
[ 48.980709] __do_sys_prctl+0xe6c/0x1d70
[ 48.981530] ? __pfx___do_sys_prctl+0x10/0x10
[ 48.982374] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0
[ 48.983350] ? irqentry_exit+0xf3/0x650
[ 48.984112] do_syscall_64+0xbf/0x430
[ 48.984877] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 48.985865] RIP: 0033:0x7f6c1f51a5cd
[ 48.986582] Code: 00 48 89 44 24 18 31 c0 48 8d 44 24 60 c7 04 24 08 00 00 00 48 89 44 24 08 48 8d 44 24 20 48 89 44 24 10 b8 9d 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 1b 48 8b 4c 24 18 64 48 2b 0c 25 28 00 00 00
[ 48.989778] RSP: 002b:00007fffb52d1100 EFLAGS: 00000246 ORIG_RAX: 000000000000009d
[ 48.990919] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f6c1f51a5cd
[ 48.991992] RDX: 00005582550ede00 RSI: 0000000000000002 RDI: 0000000000000016
[ 48.993072] RBP: 00007fffb52d1160 R08: 0000000000000000 R09: 00007fffb52d0800
[ 48.994167] R10: 0000000000000000 R11: 0000000000000246 R12: 000055825935f2b0
[ 48.995241] R13: 00007fffb52d1590 R14: 0000558259361d20 R15: 00005582593738d0
[ 48.996328]
[ 48.996718] irq event stamp: 1747
[ 48.997235] hardirqs last enabled at (1755): [] __up_console_sem+0x78/0x80
[ 48.998504] hardirqs last disabled at (1764): [] __up_console_sem+0x5d/0x80
[ 48.999773] softirqs last enabled at (1724): [] handle_softirqs+0x50c/0x770
[ 49.001075] softirqs last disabled at (1719): [] __irq_exit_rcu+0xc4/0x100
[ 49.002345] ---[ end trace 0000000000000000 ]---
Warning: Permanently added '[localhost]:37913' (ECDSA) to the list of known hosts.
2025/11/19 02:08:10 fuzzer started
2025/11/19 02:08:11 dialing manager at localhost:34383
2025/11/19 02:08:11 checking machine...
2025/11/19 02:08:11 checking revisions...
[ 49.896339] kmemleak: Automatic memory scanning thread ended
2025/11/19 02:08:11 testing simple program...
[ 50.010098] cgroup: Unknown subsys name 'net'
[ 50.173947] cgroup: Unknown subsys name 'cpuset'
[ 50.189251] cgroup: Unknown subsys name 'rlimit'
executing program
executing program
executing program
VM DIAGNOSIS:
02:08:10 Registers:
info registers vcpu 0
RAX=dffffc0000000000 RBX=ffff88806ce08a70 RCX=0000000000000001 RDX=ffff88806ce08a78
RSI=ffffffff85c07ef0 RDI=ffff88806ce08a78 RBP=ffffffff85c07ef0 RSP=ffff88806ce089c8
R8 =0000000000000001 R9 =ffff88806ce08ab0 R10=000000000003c9ed R11=00000000000c81dc
R12=0000000000000008 R13=ffff88806ce08ab8 R14=ffffffff85c07ef0 R15=ffff88806ce08a70
RIP=ffffffff8135e25d RFL=00000202 [-------] CPL=0 II=0 A20=1 SMM=0 HLT=0
ES =0000 0000000000000000 00000000 00000000
CS =0010 0000000000000000 ffffffff 00a09b00 DPL=0 CS64 [-RA]
SS =0018 0000000000000000 ffffffff 00c09300 DPL=0 DS [-WA]
DS =0000 0000000000000000 00000000 00000000
FS =0000 0000000000000000 00000000 00000000
GS =0000 ffff8880e538f000 00000000 00000000
LDT=0000 fffffe4c00000000 00000000 00000000
TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy
GDT= fffffe0000001000 0000007f
IDT= fffffe0000000000 00000fff
CR0=80050033 CR2=00007fa287bd5000 CR3=000000000dc85000 CR4=00350ef0
DR0=0000000000000000 DR1=0000000000000000 DR2=0000000000000000 DR3=0000000000000000
DR6=00000000ffff0ff0 DR7=0000000000000400
EFER=0000000000000d01
FCW=037f FSW=0000 [ST=0] FTW=00 MXCSR=00001f80
FPR0=0000000000000000 0000 FPR1=0000000000000000 0000
FPR2=0000000000000000 0000 FPR3=0000000000000000 0000
FPR4=0000000000000000 0000 FPR5=0000000000000000 0000
FPR6=0000000000000000 0000 FPR7=0000000000000000 0000
XMM00=00000000000000000000000000000000 XMM01=1d6cdd6f86319fb3474094e4644d8ffd
XMM02=0000000000303808eff9b2d0a8fce9cb XMM03=00000000003038d82c67c8bc2e329bc3
XMM04=f3bd782069eb4ce600000000000ae988 XMM05=3d1897a5f45a7c700000000000320080
XMM06=14648eaa1277bab1000000000031eba8 XMM07=fb795ef6d6577056000000000030ee20
XMM08=2c67c8bc2e329bc30000000000303878 XMM09=00000000000000000000000000000000
XMM10=20200000000020202020202020200000 XMM11=00000000000000000000000000000000
XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000
XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000
info registers vcpu 1
RAX=0000000000000000 RBX=0000000000000001 RCX=ffffffff8175a6fb RDX=ffff88801c013780
RSI=ffffffff8175a7b7 RDI=0000000000000005 RBP=0000000000000001 RSP=ffff88801720f9b0
R8 =0000000000000001 R9 =0000000000000000 R10=0000000000000001 R11=0000000000000001
R12=0000000000000000 R13=0000000000000000 R14=ffffffff85e786a8 R15=ffff888008c41780
RIP=ffffffff815bd10c RFL=00000283 [--S---C] CPL=0 II=0 A20=1 SMM=0 HLT=0
ES =0000 0000000000000000 00000000 00000000
CS =0010 0000000000000000 ffffffff 00a09b00 DPL=0 CS64 [-RA]
SS =0018 0000000000000000 ffffffff 00c09300 DPL=0 DS [-WA]
DS =0000 0000000000000000 00000000 00000000
FS =0000 00007f09434ff900 00000000 00000000
GS =0000 ffff8880e548f000 00000000 00000000
LDT=0000 fffffe5100000000 00000000 00000000
TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy
GDT= fffffe0000048000 0000007f
IDT= fffffe0000000000 00000fff
CR0=80050033 CR2=00007f0943ab70b0 CR3=000000001f71d000 CR4=00350ef0
DR0=0000000000000000 DR1=0000000000000000 DR2=0000000000000000 DR3=0000000000000000
DR6=00000000ffff0ff0 DR7=0000000000000400
EFER=0000000000000d01
FCW=037f FSW=0000 [ST=0] FTW=00 MXCSR=00001f80
FPR0=0000000000000000 0000 FPR1=0000000000000000 0000
FPR2=0000000000000000 0000 FPR3=0000000000000000 0000
FPR4=0000000000000000 0000 FPR5=0000000000000000 0000
FPR6=0000000000000000 0000 FPR7=0000000000000000 0000
XMM00=38303a323020393120766f4e3e36383c XMM01=7365733a646873732878696e755f6d61
XMM02=736f6c63206e6f6973736573203a296e XMM03=5f6d6170203a5d3234325b6468737320
XMM04=6456774875434142334f726f59427469 XMM05=485320415352203a3268737320383338
XMM06=206d6f726620746f6f7220726f662079 XMM07=00000000000000000000000000000000
XMM08=3a677562656420676f6c737973720000 XMM09=00000000000000000000000000000000
XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000
XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000
XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000