[ 39.074724] ------------[ cut here ]------------ [ 39.075704] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 39.077914] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/233 [ 39.079701] Modules linked in: [ 39.080467] CPU: 1 UID: 104 PID: 233 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 39.082628] Tainted: [W]=WARN [ 39.083294] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 39.084899] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 39.085905] 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 [ 39.089284] RSP: 0018:ffff88801a427bc0 EFLAGS: 00010286 [ 39.090367] RAX: 0000000000000000 RBX: ffffed1003484f78 RCX: ffffffff813a4050 [ 39.091767] RDX: ffff888015cb5340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 39.093148] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1003484f2f [ 39.094547] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 39.095931] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801a427df8 [ 39.097314] FS: 00007f0378f8d900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 39.098884] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 39.100044] CR2: 00007ffe84090ef7 CR3: 000000000d127000 CR4: 0000000000350ef0 [ 39.101431] Call Trace: [ 39.102009] [ 39.102457] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 39.103423] ? __create_object+0x59/0x80 [ 39.104276] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.105331] __vmalloc_noprof+0x59/0x60 [ 39.106170] bpf_prog_alloc_no_stats+0x55/0x470 [ 39.107131] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.108144] bpf_prog_alloc+0x39/0x200 [ 39.108937] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.109962] bpf_prog_create_from_user+0xb2/0x2f0 [ 39.110939] do_seccomp+0x349/0x25e0 [ 39.111660] ? find_held_lock+0x2b/0x80 [ 39.112494] ? do_prlimit+0x310/0x610 [ 39.113285] ? __pfx_do_seccomp+0x10/0x10 [ 39.114152] ? do_raw_spin_unlock+0x53/0x220 [ 39.115052] ? _raw_spin_unlock+0x1e/0x40 [ 39.115906] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 39.116946] ? static_key_count+0x60/0x80 [ 39.117820] prctl_set_seccomp+0x4e/0x70 [ 39.118604] __do_sys_prctl+0xe6c/0x1d70 [ 39.119449] ? __pfx___do_sys_prctl+0x10/0x10 [ 39.120359] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 39.121408] ? irqentry_exit+0xf3/0x650 [ 39.122242] do_syscall_64+0xbf/0x430 [ 39.123045] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 39.124086] RIP: 0033:0x7f037947f5cd [ 39.124865] 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 [ 39.128262] RSP: 002b:00007ffe8408fec0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 39.129733] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f037947f5cd [ 39.131157] RDX: 000055f3155ffe00 RSI: 0000000000000002 RDI: 0000000000000016 [ 39.132542] RBP: 00007ffe8408ff20 R08: 0000000000000000 R09: 00007ffe8408f5c0 [ 39.133945] R10: 0000000000000000 R11: 0000000000000246 R12: 000055f34cbb3ad0 [ 39.135330] R13: 00007ffe84090350 R14: 000055f34cbb4bc0 R15: 000055f34cbc5780 [ 39.136725] [ 39.137234] irq event stamp: 1843 [ 39.137960] hardirqs last enabled at (1853): [] __up_console_sem+0x78/0x80 [ 39.139602] hardirqs last disabled at (1862): [] __up_console_sem+0x5d/0x80 [ 39.141238] softirqs last enabled at (1800): [] handle_softirqs+0x50c/0x770 [ 39.142882] softirqs last disabled at (1795): [] __irq_exit_rcu+0xc4/0x100 [ 39.143901] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 42.030101] ------------[ cut here ]------------ [ 42.031131] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 42.033289] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/241 [ 42.034882] Modules linked in: [ 42.035527] CPU: 1 UID: 104 PID: 241 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 42.037664] Tainted: [W]=WARN [ 42.038314] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 42.039898] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 42.040883] 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 [ 42.044340] RSP: 0018:ffff88801a44fbc0 EFLAGS: 00010286 [ 42.045395] RAX: 0000000000000000 RBX: ffffed1003489f78 RCX: ffffffff813a4050 [ 42.046809] RDX: ffff88801a493780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.048191] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1003489f2f [ 42.049580] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 42.050987] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801a44fdf8 [ 42.052381] FS: 00007f4828e01900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 42.053958] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.055108] CR2: 00007f48292f3580 CR3: 000000000e1f1000 CR4: 0000000000350ef0 [ 42.056501] Call Trace: [ 42.057055] [ 42.057508] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 42.058488] ? __create_object+0x59/0x80 [ 42.059344] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.060394] __vmalloc_noprof+0x59/0x60 [ 42.061214] bpf_prog_alloc_no_stats+0x55/0x470 [ 42.062168] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.063179] bpf_prog_alloc+0x39/0x200 [ 42.063980] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.064989] bpf_prog_create_from_user+0xb2/0x2f0 [ 42.065974] do_seccomp+0x349/0x25e0 [ 42.066714] ? __pfx_css_rstat_updated+0x10/0x10 [ 42.067696] ? __pfx_do_seccomp+0x10/0x10 [ 42.068561] ? find_held_lock+0x2b/0x80 [ 42.069381] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 42.070434] ? static_key_count+0x60/0x80 [ 42.071304] prctl_set_seccomp+0x4e/0x70 [ 42.072141] __do_sys_prctl+0xe6c/0x1d70 [ 42.072986] ? __pfx___do_sys_prctl+0x10/0x10 [ 42.073924] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.074976] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 42.076026] ? irqentry_exit+0xf3/0x650 [ 42.076863] do_syscall_64+0xbf/0x430 [ 42.077622] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.078654] RIP: 0033:0x7f48292f35cd [ 42.079417] 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 [ 42.082875] RSP: 002b:00007ffffda29060 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 42.084351] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f48292f35cd [ 42.085768] RDX: 000055bbb387ce00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.087165] RBP: 00007ffffda290c0 R08: 0000000000000000 R09: 00007ffffda28760 [ 42.088563] R10: 0000000000000000 R11: 0000000000000246 R12: 000055bbb66e5b10 [ 42.089969] R13: 00007ffffda294f0 R14: 000055bbb66e62b0 R15: 000055bbb66fa6f0 [ 42.091217] [ 42.091615] irq event stamp: 1741 [ 42.092220] hardirqs last enabled at (1751): [] __up_console_sem+0x78/0x80 [ 42.093647] hardirqs last disabled at (1760): [] __up_console_sem+0x5d/0x80 [ 42.095097] softirqs last enabled at (1330): [] handle_softirqs+0x50c/0x770 [ 42.096524] softirqs last disabled at (1325): [] __irq_exit_rcu+0xc4/0x100 [ 42.097943] ---[ end trace 0000000000000000 ]--- [ 42.870217] ------------[ cut here ]------------ [ 42.870911] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 42.872380] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/250 [ 42.873432] Modules linked in: [ 42.873908] CPU: 1 UID: 104 PID: 250 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 42.875384] Tainted: [W]=WARN [ 42.875829] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 42.876900] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 42.877520] 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 [ 42.879811] RSP: 0018:ffff88800e2dfbc0 EFLAGS: 00010286 [ 42.880486] RAX: 0000000000000000 RBX: ffffed1001c5bf78 RCX: ffffffff813a4050 [ 42.881420] RDX: ffff888017e45340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.882352] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1001c5bf2f [ 42.883286] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 42.884225] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88800e2dfdf8 [ 42.885155] FS: 00007fc2dca6d900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 42.886205] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.886980] CR2: 00007fff79339ef7 CR3: 0000000009c5d000 CR4: 0000000000350ef0 [ 42.887911] Call Trace: [ 42.888196] [ 42.888449] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 42.888997] ? __create_object+0x59/0x80 [ 42.889450] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.890061] __vmalloc_noprof+0x59/0x60 [ 42.890491] bpf_prog_alloc_no_stats+0x55/0x470 [ 42.891032] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.891567] bpf_prog_alloc+0x39/0x200 [ 42.892020] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.892559] bpf_prog_create_from_user+0xb2/0x2f0 [ 42.893110] do_seccomp+0x349/0x25e0 [ 42.893516] ? find_held_lock+0x2b/0x80 [ 42.893994] ? do_prlimit+0x310/0x610 [ 42.894415] ? __pfx_do_seccomp+0x10/0x10 [ 42.894903] ? do_raw_spin_unlock+0x53/0x220 [ 42.895377] ? _raw_spin_unlock+0x1e/0x40 [ 42.895858] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 42.896413] ? static_key_count+0x60/0x80 [ 42.896906] prctl_set_seccomp+0x4e/0x70 [ 42.897347] __do_sys_prctl+0xe6c/0x1d70 [ 42.897839] ? __pfx___do_sys_prctl+0x10/0x10 [ 42.898328] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 42.898929] ? irqentry_exit+0xf3/0x650 [ 42.899364] do_syscall_64+0xbf/0x430 [ 42.899825] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.900374] RIP: 0033:0x7fc2dcf5f5cd [ 42.900808] 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 [ 42.902710] RSP: 002b:00007fff79337960 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 42.903539] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fc2dcf5f5cd [ 42.904316] RDX: 0000556c339cde00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.905101] RBP: 00007fff793379c0 R08: 0000000000000000 R09: 00007fff79337060 [ 42.905891] R10: 0000000000000000 R11: 0000000000000246 R12: 0000556c53688ad0 [ 42.906632] R13: 00007fff79337df0 R14: 0000556c53689bc0 R15: 0000556c5369a780 [ 42.907418] [ 42.907676] irq event stamp: 1755 [ 42.908071] hardirqs last enabled at (1765): [] __up_console_sem+0x78/0x80 [ 42.908994] hardirqs last disabled at (1774): [] __up_console_sem+0x5d/0x80 [ 42.909927] softirqs last enabled at (1296): [] handle_softirqs+0x50c/0x770 [ 42.910872] softirqs last disabled at (1281): [] __irq_exit_rcu+0xc4/0x100 [ 42.911791] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:17103' (ECDSA) to the list of known hosts. 2025/11/18 13:11:07 fuzzer started 2025/11/18 13:11:07 dialing manager at localhost:34383 2025/11/18 13:11:07 checking machine... 2025/11/18 13:11:07 checking revisions... [ 43.737648] kmemleak: Automatic memory scanning thread ended 2025/11/18 13:11:07 testing simple program... [ 43.809850] cgroup: Unknown subsys name 'net' [ 43.860658] cgroup: Unknown subsys name 'cpuset' [ 43.869590] cgroup: Unknown subsys name 'rlimit' executing program executing program executing program VM DIAGNOSIS: 13:11:07 Registers: info registers vcpu 0 RAX=00000000000000c4 RBX=ffff888009611bc0 RCX=0000000000000200 RDX=0000000000000008 RSI=ffff888009612640 RDI=ffff888009612618 RBP=ffff888009612618 RSP=ffff888009627660 R8 =0000000000000001 R9 =0000000000000000 R10=0000000000000001 R11=0000000000000000 R12=ffff888009612640 R13=b503ba001073dead R14=0000000000000000 R15=0000000000000001 RIP=ffffffff815228f3 RFL=00000003 [------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 0000000000000000 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe3b00000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f48293b6650 CR3=000000000dffb000 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=31313a333120383120766f4e3e38333c XMM01=6d6f72662064657463656e6e6f637369 XMM02=2e303120746f6f722072657375206d6f XMM03=3a5d3034325b646873732036303a3131 XMM04=6456774875434142334f726f59427469 XMM05=485320415352203a3268737320303430 XMM06=206d6f726620746f6f7220726f662079 XMM07=00000000000000000000000000000000 XMM08=3a677562656420676f6c737973720000 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=1ffff11002c62488 RBX=ffff888016311bc0 RCX=0000000000000000 RDX=0000000000000000 RSI=0000000000000001 RDI=ffff888017dacdf8 RBP=dffffc0000000000 RSP=ffff888016d5fd40 R8 =ffffffff81ba46e2 R9 =fffff940000feb6e R10=0000000000000003 R11=0000000000000001 R12=ffff888017c00400 R13=ffff888017c00400 R14=ffff888018b2b300 R15=ffff888017c00458 RIP=ffffffff84c87932 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 00007fd28f85f900 00000000 00000000 GS =0000 ffff8880e548f000 00000000 00000000 LDT=0000 fffffe2800000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007fd28fc8f790 CR3=000000001fa5c000 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=0000000000000002fffffffe7ffbfeff XMM01=00000000000000008000000000000006 XMM02=00000000000000000000000000000000 XMM03=00000000000000000000000000000000 XMM04=00000000000000000000000000000000 XMM05=00000000000000000000000000000000 XMM06=00000000000000000000000000000000 XMM07=00000000000000000000000000000000 XMM08=2520737365726464616e657473696c00 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000