[ 45.743614] ------------[ cut here ]------------
[ 45.744410] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code!
[ 45.746059] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/233
[ 45.747244] Modules linked in:
[ 45.747730] CPU: 1 UID: 104 PID: 233 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary)
[ 45.749413] Tainted: [W]=WARN
[ 45.749875] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014
[ 45.751085] RIP: 0010:vmalloc_fix_flags+0x91/0xd0
[ 45.751820] 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
[ 45.754504] RSP: 0018:ffff888016107bc0 EFLAGS: 00010286
[ 45.755307] RAX: 0000000000000000 RBX: ffffed1002c20f78 RCX: ffffffff813a4050
[ 45.756359] RDX: ffff888015ff0000 RSI: ffffffff813a405e RDI: 0000000000000001
[ 45.757421] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002c20f2f
[ 45.758471] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000400dc0
[ 45.759520] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888016107df8
[ 45.760591] FS: 00007fab6fa4f900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000
[ 45.761773] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 45.762645] CR2: 00007ffdd40ddef7 CR3: 000000000e5c1000 CR4: 0000000000350ef0
[ 45.763711] Call Trace:
[ 45.764142]
[ 45.764504] ? __pfx_vmalloc_fix_flags+0x10/0x10
[ 45.765254] ? __create_object+0x59/0x80
[ 45.765863] ? trace_irq_enable.constprop.0+0xc2/0x100
[ 45.766662] __vmalloc_noprof+0x59/0x60
[ 45.767277] bpf_prog_alloc_no_stats+0x55/0x470
[ 45.767998] ? __pfx_seccomp_check_filter+0x10/0x10
[ 45.768754] bpf_prog_alloc+0x39/0x200
[ 45.769388] ? __pfx_seccomp_check_filter+0x10/0x10
[ 45.770173] bpf_prog_create_from_user+0xb2/0x2f0
[ 45.770903] do_seccomp+0x349/0x25e0
[ 45.771522] ? find_held_lock+0x2b/0x80
[ 45.772155] ? do_prlimit+0x310/0x610
[ 45.772746] ? __pfx_do_seccomp+0x10/0x10
[ 45.773400] ? do_raw_spin_unlock+0x53/0x220
[ 45.774085] ? _raw_spin_unlock+0x1e/0x40
[ 45.774700] ? __sanitizer_cov_trace_switch+0x54/0x90
[ 45.775487] ? static_key_count+0x60/0x80
[ 45.776137] prctl_set_seccomp+0x4e/0x70
[ 45.776765] __do_sys_prctl+0xe6c/0x1d70
[ 45.777414] ? __pfx___do_sys_prctl+0x10/0x10
[ 45.778111] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0
[ 45.778869] ? irqentry_exit+0xf3/0x650
[ 45.779494] do_syscall_64+0xbf/0x430
[ 45.780104] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 45.780861] RIP: 0033:0x7fab6ff415cd
[ 45.781439] 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
[ 45.784054] RSP: 002b:00007ffdd40db4b0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d
[ 45.785183] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fab6ff415cd
[ 45.786238] RDX: 000056185bc8be00 RSI: 0000000000000002 RDI: 0000000000000016
[ 45.787304] RBP: 00007ffdd40db510 R08: 0000000000000000 R09: 00007ffdd40dabb0
[ 45.788364] R10: 0000000000000000 R11: 0000000000000246 R12: 0000561889226b10
[ 45.789443] R13: 00007ffdd40db940 R14: 00005618892272b0 R15: 000056188923b6f0
[ 45.790521]
[ 45.790872] irq event stamp: 1815
[ 45.791401] hardirqs last enabled at (1825): [] __up_console_sem+0x78/0x80
[ 45.792685] hardirqs last disabled at (1834): [] __up_console_sem+0x5d/0x80
[ 45.793959] softirqs last enabled at (1486): [] handle_softirqs+0x50c/0x770
[ 45.795236] softirqs last disabled at (1481): [] __irq_exit_rcu+0xc4/0x100
[ 45.796500] ---[ end trace 0000000000000000 ]---
Debian GNU/Linux 11 syzkaller ttyS0
syzkaller login: [ 48.418215] ------------[ cut here ]------------
[ 48.419147] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code!
[ 48.421177] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/241
[ 48.422657] Modules linked in:
[ 48.423299] CPU: 1 UID: 104 PID: 241 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary)
[ 48.425560] Tainted: [W]=WARN
[ 48.426250] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014
[ 48.427784] RIP: 0010:vmalloc_fix_flags+0x91/0xd0
[ 48.428745] 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
[ 48.432091] RSP: 0018:ffff888017947bc0 EFLAGS: 00010286
[ 48.433186] RAX: 0000000000000000 RBX: ffffed1002f28f78 RCX: ffffffff813a4050
[ 48.434539] RDX: ffff88800e1f8000 RSI: ffffffff813a405e RDI: 0000000000000001
[ 48.435891] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002f28f2f
[ 48.437255] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0
[ 48.438613] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888017947df8
[ 48.439971] FS: 00007f07884e6900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000
[ 48.441501] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 48.442619] CR2: 00007f07889d8580 CR3: 000000000c575000 CR4: 0000000000350ef0
[ 48.443979] Call Trace:
[ 48.444476]
[ 48.444908] ? __pfx_vmalloc_fix_flags+0x10/0x10
[ 48.445852] ? __create_object+0x59/0x80
[ 48.446673] ? trace_irq_enable.constprop.0+0xc2/0x100
[ 48.447692] __vmalloc_noprof+0x59/0x60
[ 48.448499] bpf_prog_alloc_no_stats+0x55/0x470
[ 48.449428] ? __pfx_seccomp_check_filter+0x10/0x10
[ 48.450408] bpf_prog_alloc+0x39/0x200
[ 48.451186] ? __pfx_seccomp_check_filter+0x10/0x10
[ 48.452162] bpf_prog_create_from_user+0xb2/0x2f0
[ 48.453122] do_seccomp+0x349/0x25e0
[ 48.453832] ? __pfx_css_rstat_updated+0x10/0x10
[ 48.454771] ? __pfx_do_seccomp+0x10/0x10
[ 48.455595] ? find_held_lock+0x2b/0x80
[ 48.456389] ? __sanitizer_cov_trace_switch+0x54/0x90
[ 48.457414] ? static_key_count+0x60/0x80
[ 48.458254] prctl_set_seccomp+0x4e/0x70
[ 48.459066] __do_sys_prctl+0xe6c/0x1d70
[ 48.459845] ? __pfx___do_sys_prctl+0x10/0x10
[ 48.460748] ? trace_irq_enable.constprop.0+0xc2/0x100
[ 48.461767] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0
[ 48.462784] ? irqentry_exit+0xf3/0x650
[ 48.463583] do_syscall_64+0xbf/0x430
[ 48.464358] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 48.465373] RIP: 0033:0x7f07889d85cd
[ 48.466121] 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
[ 48.469403] RSP: 002b:00007ffde46ceec0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d
[ 48.470475] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f07889d85cd
[ 48.471481] RDX: 00005641bb538e00 RSI: 0000000000000002 RDI: 0000000000000016
[ 48.472499] RBP: 00007ffde46cef20 R08: 0000000000000000 R09: 00007ffde46ce5c0
[ 48.473504] R10: 0000000000000000 R11: 0000000000000246 R12: 00005641c022aad0
[ 48.474506] R13: 00007ffde46cf350 R14: 00005641c022bbc0 R15: 00005641c023c780
[ 48.475542]
[ 48.475880] irq event stamp: 1829
[ 48.476393] hardirqs last enabled at (1845): [] __up_console_sem+0x78/0x80
[ 48.477604] hardirqs last disabled at (1854): [] __up_console_sem+0x5d/0x80
[ 48.478794] softirqs last enabled at (1842): [] handle_softirqs+0x50c/0x770
[ 48.480000] softirqs last disabled at (1837): [] __irq_exit_rcu+0xc4/0x100
[ 48.481185] ---[ end trace 0000000000000000 ]---
[ 49.136793] ------------[ cut here ]------------
[ 49.137276] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code!
[ 49.138176] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/250
[ 49.138805] Modules linked in:
[ 49.139103] CPU: 0 UID: 104 PID: 250 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary)
[ 49.140036] Tainted: [W]=WARN
[ 49.140296] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014
[ 49.140991] RIP: 0010:vmalloc_fix_flags+0x91/0xd0
[ 49.141403] 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
[ 49.142946] RSP: 0018:ffff88801716fbc0 EFLAGS: 00010286
[ 49.143588] RAX: 0000000000000000 RBX: ffffed1002e2df78 RCX: ffffffff813a4050
[ 49.144191] RDX: ffff88801bd05340 RSI: ffffffff813a405e RDI: 0000000000000001
[ 49.144790] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002e2df2f
[ 49.145616] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0
[ 49.146456] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801716fdf8
[ 49.147149] FS: 00007ff831691900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000
[ 49.147814] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 49.148311] CR2: 00007ff831b83580 CR3: 000000001bf73000 CR4: 0000000000350ef0
[ 49.148906] Call Trace:
[ 49.149139]
[ 49.149324] ? __pfx_vmalloc_fix_flags+0x10/0x10
[ 49.149704] ? __create_object+0x59/0x80
[ 49.150052] ? trace_irq_enable.constprop.0+0xc2/0x100
[ 49.150467] __vmalloc_noprof+0x59/0x60
[ 49.150786] bpf_prog_alloc_no_stats+0x55/0x470
[ 49.151168] ? __pfx_seccomp_check_filter+0x10/0x10
[ 49.151563] bpf_prog_alloc+0x39/0x200
[ 49.151869] ? __pfx_seccomp_check_filter+0x10/0x10
[ 49.152283] bpf_prog_create_from_user+0xb2/0x2f0
[ 49.152674] do_seccomp+0x349/0x25e0
[ 49.153092] ? __pfx_css_rstat_updated+0x10/0x10
[ 49.153533] ? __pfx_do_seccomp+0x10/0x10
[ 49.153975] ? find_held_lock+0x2b/0x80
[ 49.154296] ? __sanitizer_cov_trace_switch+0x54/0x90
[ 49.154703] ? static_key_count+0x60/0x80
[ 49.155054] prctl_set_seccomp+0x4e/0x70
[ 49.155378] __do_sys_prctl+0xe6c/0x1d70
[ 49.155706] ? __pfx___do_sys_prctl+0x10/0x10
[ 49.156080] ? trace_irq_enable.constprop.0+0xc2/0x100
[ 49.156497] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0
[ 49.156906] ? irqentry_exit+0xf3/0x650
[ 49.157245] do_syscall_64+0xbf/0x430
[ 49.157554] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 49.157971] RIP: 0033:0x7ff831b835cd
[ 49.158266] 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
[ 49.159661] RSP: 002b:00007fff811a7f40 EFLAGS: 00000246 ORIG_RAX: 000000000000009d
[ 49.160260] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007ff831b835cd
[ 49.160814] RDX: 00005592559cbe00 RSI: 0000000000000002 RDI: 0000000000000016
[ 49.161374] RBP: 00007fff811a7fa0 R08: 0000000000000000 R09: 00007fff811a7640
[ 49.161921] R10: 0000000000000000 R11: 0000000000000246 R12: 000055925cad7240
[ 49.162483] R13: 00007fff811a83d0 R14: 000055925cae0380 R15: 000055925caeb540
[ 49.163056]
[ 49.163245] irq event stamp: 1809
[ 49.163512] hardirqs last enabled at (1817): [] __up_console_sem+0x78/0x80
[ 49.164321] hardirqs last disabled at (1828): [] __up_console_sem+0x5d/0x80
[ 49.165020] softirqs last enabled at (1844): [] handle_softirqs+0x50c/0x770
[ 49.165684] softirqs last disabled at (1837): [] __irq_exit_rcu+0xc4/0x100
[ 49.166345] ---[ end trace 0000000000000000 ]---
Warning: Permanently added '[localhost]:24739' (ECDSA) to the list of known hosts.
2025/11/18 11:41:06 fuzzer started
2025/11/18 11:41:06 dialing manager at localhost:34383
2025/11/18 11:41:06 checking machine...
2025/11/18 11:41:06 checking revisions...
[ 49.874077] kmemleak: Automatic memory scanning thread ended
2025/11/18 11:41:06 testing simple program...
[ 49.963756] cgroup: Unknown subsys name 'net'
[ 50.017355] cgroup: Unknown subsys name 'cpuset'
[ 50.032748] cgroup: Unknown subsys name 'rlimit'
executing program
executing program
executing program
VM DIAGNOSIS:
11:41:06 Registers:
info registers vcpu 0
RAX=ffff888009bec500 RBX=ffff88800e8d1b90 RCX=0000000000000000 RDX=0000000000000000
RSI=ffff888008c413bf RDI=ffff888008c41501 RBP=ffff888008c413c0 RSP=ffff888016fc7960
R8 =0000000000000001 R9 =ffffffff81b2e42b R10=ffffea0000276400 R11=0000000000000001
R12=0000000000000000 R13=ffff888016fc7998 R14=ffff888009d900a0 R15=ffff888009d900a0
RIP=ffffffff81b2e408 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 00007f2b7659d700 00000000 00000000
GS =0000 ffff8880e538f000 00000000 00000000
LDT=0000 fffffe7400000000 00000000 00000000
TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy
GDT= fffffe0000001000 0000007f
IDT= fffffe0000000000 00000fff
CR0=80050033 CR2=00007ffde46c9000 CR3=000000000dede000 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=2036303a31343a313120383120766f4e XMM01=73732878696e755f6d6170203a5d3034
XMM02=65736f6c63206e6f6973736573203a29 XMM03=755f6d6170203a5d3034325b64687373
XMM04=69662068637573206f4e203a656c6163 XMM05=3a656c696620766e65206e65706f206f
XMM06=65733a6468737328766e655f6d617020 XMM07=6b7a79732035303a31343a3131203831
XMM08=30343d7974696c696261706163202279 XMM09=00000000000000000000000000000000
XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000
XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000
XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000
info registers vcpu 1
RAX=0000000000000000 RBX=dffffc0000000000 RCX=ffffffff817d9966 RDX=0000000000000000
RSI=0000000000000000 RDI=0000000000000001 RBP=ffffffff85e1fec0 RSP=ffff88806cf08e20
R8 =0000000000000001 R9 =0000000000000001 R10=ffffffff8664f857 R11=0000000000000000
R12=ffffffff815d6c93 R13=0000000000000206 R14=ffff88800f188000 R15=0000000000000005
RIP=ffffffff81528f47 RFL=00000206 [-----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 00007f07884e6900 00000000 00000000
GS =0000 ffff8880e548f000 00000000 00000000
LDT=0000 fffffe0100000000 00000000 00000000
TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy
GDT= fffffe0000048000 0000007f
IDT= fffffe0000000000 00000fff
CR0=80050033 CR2=00007ffdf5c79a18 CR3=000000001ee58000 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=74696d7265705f6d61703d73726f746e
XMM02=000000000000000000000000000000ff XMM03=5320444f4854454d5f54505952434e45
XMM04=40404040404040404040404040404040 XMM05=5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a
XMM06=20202020202020202020202020202020 XMM07=00000000000000000000000000000000
XMM08=61662029286e65706f5f746964756100 XMM09=00000000000000000000000000000000
XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000
XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000
XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000