[ 45.347229] ------------[ cut here ]------------
[ 45.348115] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code!
[ 45.350193] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/231
[ 45.351909] Modules linked in:
[ 45.352622] CPU: 1 UID: 104 PID: 231 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary)
[ 45.354606] Tainted: [W]=WARN
[ 45.355239] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014
[ 45.356713] RIP: 0010:vmalloc_fix_flags+0x91/0xd0
[ 45.357650] 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
[ 45.360883] RSP: 0018:ffff888017037bc0 EFLAGS: 00010286
[ 45.361871] RAX: 0000000000000000 RBX: ffffed1002e06f78 RCX: ffffffff813a4050
[ 45.363189] RDX: ffff888019a80000 RSI: ffffffff813a405e RDI: 0000000000000001
[ 45.364528] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002e06f2f
[ 45.365841] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0
[ 45.367172] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888017037df8
[ 45.368463] FS: 00007f6ed40fc900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000
[ 45.369899] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 45.370987] CR2: 00007ffdbe5cfef8 CR3: 000000001cb2e000 CR4: 0000000000350ef0
[ 45.372282] Call Trace:
[ 45.372746]
[ 45.373209] ? __pfx_vmalloc_fix_flags+0x10/0x10
[ 45.374070] ? __create_object+0x59/0x80
[ 45.374850] ? trace_irq_enable.constprop.0+0xc2/0x100
[ 45.375828] __vmalloc_noprof+0x59/0x60
[ 45.376618] bpf_prog_alloc_no_stats+0x55/0x470
[ 45.377507] ? __pfx_seccomp_check_filter+0x10/0x10
[ 45.378446] bpf_prog_alloc+0x39/0x200
[ 45.379210] ? __pfx_seccomp_check_filter+0x10/0x10
[ 45.380115] bpf_prog_create_from_user+0xb2/0x2f0
[ 45.381036] do_seccomp+0x349/0x25e0
[ 45.381749] ? find_held_lock+0x2b/0x80
[ 45.382520] ? do_prlimit+0x310/0x610
[ 45.383278] ? __pfx_do_seccomp+0x10/0x10
[ 45.384038] ? do_raw_spin_unlock+0x53/0x220
[ 45.384858] ? _raw_spin_unlock+0x1e/0x40
[ 45.385660] ? __sanitizer_cov_trace_switch+0x54/0x90
[ 45.386618] ? static_key_count+0x60/0x80
[ 45.387434] prctl_set_seccomp+0x4e/0x70
[ 45.388229] __do_sys_prctl+0xe6c/0x1d70
[ 45.388986] ? __pfx___do_sys_prctl+0x10/0x10
[ 45.389843] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0
[ 45.390839] ? irqentry_exit+0xf3/0x650
[ 45.391615] do_syscall_64+0xbf/0x430
[ 45.392362] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 45.393325] RIP: 0033:0x7f6ed45ee5cd
[ 45.393988] 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
[ 45.397177] RSP: 002b:00007ffdbe5ce0d0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d
[ 45.398538] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f6ed45ee5cd
[ 45.399847] RDX: 000055bd3f89ce00 RSI: 0000000000000002 RDI: 0000000000000016
[ 45.401157] RBP: 00007ffdbe5ce130 R08: 0000000000000000 R09: 00007ffdbe5cd7d0
[ 45.402445] R10: 0000000000000000 R11: 0000000000000246 R12: 000055bd5e796ad0
[ 45.403745] R13: 00007ffdbe5ce560 R14: 000055bd5e797bc0 R15: 000055bd5e7a8780
[ 45.404602]
[ 45.404873] irq event stamp: 1801
[ 45.405288] hardirqs last enabled at (1811): [] __up_console_sem+0x78/0x80
[ 45.406259] hardirqs last disabled at (1820): [] __up_console_sem+0x5d/0x80
[ 45.407239] softirqs last enabled at (1396): [] handle_softirqs+0x50c/0x770
[ 45.408108] softirqs last disabled at (1389): [] __irq_exit_rcu+0xc4/0x100
[ 45.408806] ---[ end trace 0000000000000000 ]---
Debian GNU/Linux 11 syzkaller ttyS0
syzkaller login: [ 47.606365] ------------[ cut here ]------------
[ 47.607353] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code!
[ 47.609429] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/239
[ 47.610976] Modules linked in:
[ 47.611656] CPU: 1 UID: 104 PID: 239 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary)
[ 47.613691] Tainted: [W]=WARN
[ 47.614283] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014
[ 47.617665] RIP: 0010:vmalloc_fix_flags+0x91/0xd0
[ 47.618764] 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
[ 47.622028] RSP: 0018:ffff888016b37bc0 EFLAGS: 00010286
[ 47.623048] RAX: 0000000000000000 RBX: ffffed1002d66f78 RCX: ffffffff813a4050
[ 47.624355] RDX: ffff888019a81bc0 RSI: ffffffff813a405e RDI: 0000000000000001
[ 47.625820] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002d66f2f
[ 47.627132] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0
[ 47.628434] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888016b37df8
[ 47.629682] FS: 00007fa56561c900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000
[ 47.631108] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 47.632199] CR2: 00007ffd307daef8 CR3: 00000000134e8000 CR4: 0000000000350ef0
[ 47.633467] Call Trace:
[ 47.633925]
[ 47.634368] ? __pfx_vmalloc_fix_flags+0x10/0x10
[ 47.635262] ? __create_object+0x59/0x80
[ 47.635996] ? trace_irq_enable.constprop.0+0xc2/0x100
[ 47.636942] __vmalloc_noprof+0x59/0x60
[ 47.637684] bpf_prog_alloc_no_stats+0x55/0x470
[ 47.638563] ? __pfx_seccomp_check_filter+0x10/0x10
[ 47.639499] bpf_prog_alloc+0x39/0x200
[ 47.640224] ? __pfx_seccomp_check_filter+0x10/0x10
[ 47.641084] bpf_prog_create_from_user+0xb2/0x2f0
[ 47.641969] do_seccomp+0x349/0x25e0
[ 47.642685] ? find_held_lock+0x2b/0x80
[ 47.643453] ? do_prlimit+0x310/0x610
[ 47.644176] ? __pfx_do_seccomp+0x10/0x10
[ 47.644906] ? do_raw_spin_unlock+0x53/0x220
[ 47.645718] ? _raw_spin_unlock+0x1e/0x40
[ 47.646489] ? __sanitizer_cov_trace_switch+0x54/0x90
[ 47.647446] ? static_key_count+0x60/0x80
[ 47.648227] prctl_set_seccomp+0x4e/0x70
[ 47.648940] __do_sys_prctl+0xe6c/0x1d70
[ 47.649713] ? __pfx___do_sys_prctl+0x10/0x10
[ 47.650554] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0
[ 47.651528] ? irqentry_exit+0xf3/0x650
[ 47.652294] do_syscall_64+0xbf/0x430
[ 47.652976] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 47.653910] RIP: 0033:0x7fa565b0e5cd
[ 47.654595] 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
[ 47.657724] RSP: 002b:00007ffd307d9e30 EFLAGS: 00000246 ORIG_RAX: 000000000000009d
[ 47.659120] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fa565b0e5cd
[ 47.660388] RDX: 0000557798055e00 RSI: 0000000000000002 RDI: 0000000000000016
[ 47.661662] RBP: 00007ffd307d9e90 R08: 0000000000000000 R09: 00007ffd307d9530
[ 47.662928] R10: 0000000000000000 R11: 0000000000000246 R12: 00005577c8bcf2b0
[ 47.664202] R13: 00007ffd307da2c0 R14: 00005577c8bd1d20 R15: 00005577c8be38d0
[ 47.665478]
[ 47.665896] irq event stamp: 2041
[ 47.666533] hardirqs last enabled at (2051): [] __up_console_sem+0x78/0x80
[ 47.667913] hardirqs last disabled at (2060): [] __up_console_sem+0x5d/0x80
[ 47.669169] softirqs last enabled at (1620): [] handle_softirqs+0x50c/0x770
[ 47.670442] softirqs last disabled at (1615): [] __irq_exit_rcu+0xc4/0x100
[ 47.671703] ---[ end trace 0000000000000000 ]---
[ 48.390439] ------------[ cut here ]------------
[ 48.391435] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code!
[ 48.393533] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/246
[ 48.395085] Modules linked in:
[ 48.395761] CPU: 1 UID: 104 PID: 246 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary)
[ 48.398144] Tainted: [W]=WARN
[ 48.399252] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014
[ 48.400811] RIP: 0010:vmalloc_fix_flags+0x91/0xd0
[ 48.401774] 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
[ 48.405104] RSP: 0018:ffff888016edfbc0 EFLAGS: 00010286
[ 48.406118] RAX: 0000000000000000 RBX: ffffed1002ddbf78 RCX: ffffffff813a4050
[ 48.407551] RDX: ffff8880141ed340 RSI: ffffffff813a405e RDI: 0000000000000001
[ 48.408951] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002ddbf2f
[ 48.410289] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0
[ 48.411674] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888016edfdf8
[ 48.413016] FS: 00007fdb9e289900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000
[ 48.414531] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 48.415672] CR2: 00007ffe26992ef8 CR3: 0000000013592000 CR4: 0000000000350ef0
[ 48.417034] Call Trace:
[ 48.417577]
[ 48.418023] ? __pfx_vmalloc_fix_flags+0x10/0x10
[ 48.418988] ? __create_object+0x59/0x80
[ 48.419844] ? trace_irq_enable.constprop.0+0xc2/0x100
[ 48.420877] __vmalloc_noprof+0x59/0x60
[ 48.421708] bpf_prog_alloc_no_stats+0x55/0x470
[ 48.422652] ? __pfx_seccomp_check_filter+0x10/0x10
[ 48.423678] bpf_prog_alloc+0x39/0x200
[ 48.424458] ? __pfx_seccomp_check_filter+0x10/0x10
[ 48.425455] bpf_prog_create_from_user+0xb2/0x2f0
[ 48.426428] do_seccomp+0x349/0x25e0
[ 48.427225] ? find_held_lock+0x2b/0x80
[ 48.427977] ? do_prlimit+0x310/0x610
[ 48.428768] ? __pfx_do_seccomp+0x10/0x10
[ 48.429632] ? do_raw_spin_unlock+0x53/0x220
[ 48.430522] ? _raw_spin_unlock+0x1e/0x40
[ 48.431378] ? __sanitizer_cov_trace_switch+0x54/0x90
[ 48.432409] ? static_key_count+0x60/0x80
[ 48.433255] prctl_set_seccomp+0x4e/0x70
[ 48.434023] __do_sys_prctl+0xe6c/0x1d70
[ 48.434871] ? __pfx___do_sys_prctl+0x10/0x10
[ 48.435806] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0
[ 48.436874] ? irqentry_exit+0xf3/0x650
[ 48.437720] do_syscall_64+0xbf/0x430
[ 48.438511] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 48.439561] RIP: 0033:0x7fdb9e77b5cd
[ 48.440332] 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
[ 48.443740] RSP: 002b:00007ffe269917c0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d
[ 48.445199] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fdb9e77b5cd
[ 48.446566] RDX: 0000564ffb681e00 RSI: 0000000000000002 RDI: 0000000000000016
[ 48.447931] RBP: 00007ffe26991820 R08: 0000000000000000 R09: 00007ffe26990ec0
[ 48.449319] R10: 0000000000000000 R11: 0000000000000246 R12: 000056501a943b10
[ 48.450691] R13: 00007ffe26991c50 R14: 000056501a9442b0 R15: 000056501a9586f0
[ 48.452009]
[ 48.452413] irq event stamp: 2571
[ 48.452943] hardirqs last enabled at (2579): [] __up_console_sem+0x78/0x80
[ 48.454264] hardirqs last disabled at (2588): [] __up_console_sem+0x5d/0x80
[ 48.455617] softirqs last enabled at (2462): [] handle_softirqs+0x50c/0x770
[ 48.456965] softirqs last disabled at (2457): [] __irq_exit_rcu+0xc4/0x100
[ 48.458284] ---[ end trace 0000000000000000 ]---
Warning: Permanently added '[localhost]:53978' (ECDSA) to the list of known hosts.
2025/11/19 06:22:20 fuzzer started
2025/11/19 06:22:20 dialing manager at localhost:34383
2025/11/19 06:22:20 checking machine...
2025/11/19 06:22:20 checking revisions...
[ 49.270552] kmemleak: Automatic memory scanning thread ended
2025/11/19 06:22:20 testing simple program...
[ 49.369799] cgroup: Unknown subsys name 'net'
[ 49.425941] cgroup: Unknown subsys name 'cpuset'
[ 49.442903] cgroup: Unknown subsys name 'rlimit'
executing program
executing program
executing program
VM DIAGNOSIS:
06:22:19 Registers:
info registers vcpu 0
RAX=ffff888019eb8000 RBX=0000000000000000 RCX=0000000000000001 RDX=0000000000000000
RSI=ffffffff8135e4bd RDI=fffffbfff0bc3ffc RBP=ffffffff85e1ffe0 RSP=ffff888018727878
R8 =0000000000000000 R9 =0000000000000000 R10=000000000003c9ed R11=0000000000027439
R12=0000000000000002 R13=0000000000000000 R14=0000000000000000 R15=ffff888018727960
RIP=ffffffff81529327 RFL=00000246 [---Z-P-] 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 00007fa56561c900 00000000 00000000
GS =0000 ffff8880e538f000 00000000 00000000
LDT=0000 fffffe0b00000000 00000000 00000000
TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy
GDT= fffffe0000001000 0000007f
IDT= fffffe0000000000 00000fff
CR0=80050033 CR2=00007fa565bd3618 CR3=00000000134de000 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=563412feff00545000000000000080fe XMM01=6e69676f6c5f6d61702c78756e696c65
XMM02=755f6d61702c74696d7265705f6d6170 XMM03=2c766e655f6d61702c7374696d696c5f
XMM04=6d61702c766e655f6d61702c7374696d XMM05=78696e755f6d61702c74696d7265705f
XMM06=6469756e69676f6c5f6d61702c78756e XMM07=672065736f6c635f6e6f69737365733a
XMM08=61662029286e65706f5f746964756100 XMM09=00000000000000000000000000000000
XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000
XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000
XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000
info registers vcpu 1
RAX=000000000001df67 RBX=0000000000000001 RCX=ffffffff84c72d57 RDX=0000000000000000
RSI=0000000000000000 RDI=ffffffff814d2c90 RBP=dffffc0000000000 RSP=ffff8880096efe58
R8 =0000000000000001 R9 =ffffed100d9e639a R10=ffff88806cf31cd3 R11=0000000000000001
R12=ffffffff8664f850 R13=1ffff110012ddfd2 R14=0000000000000000 R15=0000000000000000
RIP=ffffffff84c7174e RFL=00000202 [-------] CPL=0 II=0 A20=1 SMM=0 HLT=1
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 ffff8880e548f000 00000000 00000000
LDT=0000 fffffe0600000000 00000000 00000000
TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy
GDT= fffffe0000048000 0000007f
IDT= fffffe0000000000 00000fff
CR0=80050033 CR2=00007fff01b6cfc8 CR3=000000000702e000 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=32323a363020393120766f4e3e36383c XMM01=7365733a646873732878696e755f6d61
XMM02=736f6c63206e6f6973736573203a296e XMM03=5f6d6170203a5d3833325b6468737320
XMM04=6456774875434142334f726f59427469 XMM05=485320415352203a3268737320363934
XMM06=206d6f726620746f6f7220726f662079 XMM07=00000000000000000000000000000000
XMM08=3a677562656420676f6c737973720000 XMM09=00000000000000000000000000000000
XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000
XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000
XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000