[ 39.287321] ------------[ cut here ]------------ [ 39.288373] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 39.290553] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/233 [ 39.292181] Modules linked in: [ 39.292833] CPU: 1 UID: 104 PID: 233 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 39.295413] Tainted: [W]=WARN [ 39.296987] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 39.299032] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 39.300133] 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 [ 39.303678] RSP: 0018:ffff888014bbfbc0 EFLAGS: 00010286 [ 39.304766] RAX: 0000000000000000 RBX: ffffed1002977f78 RCX: ffffffff813a4050 [ 39.306217] RDX: ffff88801a1fd340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 39.307672] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002977f2f [ 39.309110] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 39.310546] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888014bbfdf8 [ 39.312033] FS: 00007f818f90b900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 39.313658] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 39.314859] CR2: 00007ffe80e15ef7 CR3: 000000000b6d1000 CR4: 0000000000350ef0 [ 39.316319] Call Trace: [ 39.316847] [ 39.317361] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 39.318392] ? __create_object+0x59/0x80 [ 39.319273] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.320380] __vmalloc_noprof+0x59/0x60 [ 39.321238] bpf_prog_alloc_no_stats+0x55/0x470 [ 39.322237] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.323300] bpf_prog_alloc+0x39/0x200 [ 39.324157] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.325220] bpf_prog_create_from_user+0xb2/0x2f0 [ 39.326246] do_seccomp+0x349/0x25e0 [ 39.327069] ? find_held_lock+0x2b/0x80 [ 39.327893] ? do_prlimit+0x310/0x610 [ 39.328727] ? __pfx_do_seccomp+0x10/0x10 [ 39.329616] ? do_raw_spin_unlock+0x53/0x220 [ 39.330570] ? _raw_spin_unlock+0x1e/0x40 [ 39.331408] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 39.332371] ? static_key_count+0x60/0x80 [ 39.333170] prctl_set_seccomp+0x4e/0x70 [ 39.333889] __do_sys_prctl+0xe6c/0x1d70 [ 39.334657] ? __pfx___do_sys_prctl+0x10/0x10 [ 39.335501] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 39.336475] ? irqentry_exit+0xf3/0x650 [ 39.337229] do_syscall_64+0xbf/0x430 [ 39.337931] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 39.338877] RIP: 0033:0x7f818fdfd5cd [ 39.339887] 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 [ 39.343035] RSP: 002b:00007ffe80e13d60 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 39.344378] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f818fdfd5cd [ 39.345637] RDX: 00005609d5f4fe00 RSI: 0000000000000002 RDI: 0000000000000016 [ 39.346896] RBP: 00007ffe80e13dc0 R08: 0000000000000000 R09: 00007ffe80e13460 [ 39.348191] R10: 0000000000000000 R11: 0000000000000246 R12: 00005609e78acad0 [ 39.349468] R13: 00007ffe80e141f0 R14: 00005609e78adbc0 R15: 00005609e78be780 [ 39.350762] [ 39.351238] irq event stamp: 1889 [ 39.351860] hardirqs last enabled at (1897): [] __up_console_sem+0x78/0x80 [ 39.353368] hardirqs last disabled at (1906): [] __up_console_sem+0x5d/0x80 [ 39.354867] softirqs last enabled at (1498): [] handle_softirqs+0x50c/0x770 [ 39.356361] softirqs last disabled at (1493): [] __irq_exit_rcu+0xc4/0x100 [ 39.357618] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 42.935473] ------------[ cut here ]------------ [ 42.936496] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 42.938628] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/242 [ 42.940216] Modules linked in: [ 42.940849] CPU: 1 UID: 104 PID: 242 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 42.942959] Tainted: [W]=WARN [ 42.943614] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 42.945189] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 42.946162] 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 [ 42.949552] RSP: 0018:ffff88801a057bc0 EFLAGS: 00010286 [ 42.950597] RAX: 0000000000000000 RBX: ffffed100340af78 RCX: ffffffff813a4050 [ 42.951977] RDX: ffff888017011bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.953385] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed100340af2f [ 42.954762] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 42.956135] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801a057df8 [ 42.957511] FS: 00007f32a73e5900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 42.959043] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.960201] CR2: 00007f32a78d7580 CR3: 000000000b955000 CR4: 0000000000350ef0 [ 42.961630] Call Trace: [ 42.962161] [ 42.962598] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 42.963550] ? __create_object+0x59/0x80 [ 42.964398] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.965428] __vmalloc_noprof+0x59/0x60 [ 42.966237] bpf_prog_alloc_no_stats+0x55/0x470 [ 42.967184] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.968198] bpf_prog_alloc+0x39/0x200 [ 42.968958] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.969978] bpf_prog_create_from_user+0xb2/0x2f0 [ 42.970952] do_seccomp+0x349/0x25e0 [ 42.971728] ? __pfx_css_rstat_updated+0x10/0x10 [ 42.972689] ? __pfx_do_seccomp+0x10/0x10 [ 42.973530] ? find_held_lock+0x2b/0x80 [ 42.974341] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 42.975368] ? static_key_count+0x60/0x80 [ 42.976225] prctl_set_seccomp+0x4e/0x70 [ 42.977056] __do_sys_prctl+0xe6c/0x1d70 [ 42.977856] ? __pfx___do_sys_prctl+0x10/0x10 [ 42.978772] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.979837] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 42.980882] ? irqentry_exit+0xf3/0x650 [ 42.981716] do_syscall_64+0xbf/0x430 [ 42.982510] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.983543] RIP: 0033:0x7f32a78d75cd [ 42.984314] 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 [ 42.987772] RSP: 002b:00007ffe762228f0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 42.989243] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f32a78d75cd [ 42.990646] RDX: 000055f5f4960e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.992055] RBP: 00007ffe76222950 R08: 0000000000000000 R09: 00007ffe76221ff0 [ 42.993455] R10: 0000000000000000 R11: 0000000000000246 R12: 000055f604b7c2b0 [ 42.994854] R13: 00007ffe76222d80 R14: 000055f604b7ed20 R15: 000055f604b908d0 [ 42.996286] [ 42.996746] irq event stamp: 1765 [ 42.997460] hardirqs last enabled at (1775): [] __up_console_sem+0x78/0x80 [ 42.999107] hardirqs last disabled at (1784): [] __up_console_sem+0x5d/0x80 [ 43.000664] softirqs last enabled at (1724): [] handle_softirqs+0x50c/0x770 [ 43.002125] softirqs last disabled at (1719): [] __irq_exit_rcu+0xc4/0x100 [ 43.003559] ---[ end trace 0000000000000000 ]--- [ 43.849266] ------------[ cut here ]------------ [ 43.850196] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 43.852209] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/250 [ 43.853668] Modules linked in: [ 43.854552] CPU: 0 UID: 104 PID: 250 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 43.857065] Tainted: [W]=WARN [ 43.857622] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 43.859099] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 43.859980] 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 [ 43.863174] RSP: 0018:ffff888017317bc0 EFLAGS: 00010286 [ 43.864172] RAX: 0000000000000000 RBX: ffffed1002e62f78 RCX: ffffffff813a4050 [ 43.865451] RDX: ffff88801ba80000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 43.866731] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002e62f2f [ 43.868044] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 43.869329] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888017317df8 [ 43.870619] FS: 00007fb48c2a7900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 43.872065] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 43.873141] CR2: 00007ffd05b46ef7 CR3: 000000001f832000 CR4: 0000000000350ef0 [ 43.874424] Call Trace: [ 43.874880] [ 43.875326] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 43.876226] ? __create_object+0x59/0x80 [ 43.876949] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 43.877900] __vmalloc_noprof+0x59/0x60 [ 43.878663] bpf_prog_alloc_no_stats+0x55/0x470 [ 43.879526] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.880457] bpf_prog_alloc+0x39/0x200 [ 43.881177] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.882087] bpf_prog_create_from_user+0xb2/0x2f0 [ 43.882932] do_seccomp+0x349/0x25e0 [ 43.883651] ? find_held_lock+0x2b/0x80 [ 43.884396] ? do_prlimit+0x310/0x610 [ 43.885136] ? __pfx_do_seccomp+0x10/0x10 [ 43.885874] ? do_raw_spin_unlock+0x53/0x220 [ 43.886699] ? _raw_spin_unlock+0x1e/0x40 [ 43.887467] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 43.888432] ? static_key_count+0x60/0x80 [ 43.889225] prctl_set_seccomp+0x4e/0x70 [ 43.889959] __do_sys_prctl+0xe6c/0x1d70 [ 43.890756] ? __pfx___do_sys_prctl+0x10/0x10 [ 43.891617] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 43.892607] ? irqentry_exit+0xf3/0x650 [ 43.893376] do_syscall_64+0xbf/0x430 [ 43.894124] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 43.895085] RIP: 0033:0x7fb48c7995cd [ 43.895757] 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 [ 43.898937] RSP: 002b:00007ffd05b44ef0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 43.900315] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fb48c7995cd [ 43.901599] RDX: 000055d4982d8e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 43.902958] RBP: 00007ffd05b44f50 R08: 0000000000000000 R09: 00007ffd05b445f0 [ 43.904254] R10: 0000000000000000 R11: 0000000000000246 R12: 000055d4d5314ad0 [ 43.905539] R13: 00007ffd05b45380 R14: 000055d4d5315bc0 R15: 000055d4d5326780 [ 43.906856] [ 43.907322] irq event stamp: 1901 [ 43.907956] hardirqs last enabled at (1909): [] __up_console_sem+0x78/0x80 [ 43.909396] hardirqs last disabled at (1920): [] __up_console_sem+0x5d/0x80 [ 43.910681] softirqs last enabled at (1858): [] handle_softirqs+0x50c/0x770 [ 43.912020] softirqs last disabled at (1847): [] __irq_exit_rcu+0xc4/0x100 [ 43.913286] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:46959' (ECDSA) to the list of known hosts. 2025/11/18 20:25:54 fuzzer started 2025/11/18 20:25:55 dialing manager at localhost:34383 2025/11/18 20:25:55 checking machine... 2025/11/18 20:25:55 checking revisions... [ 44.814660] kmemleak: Automatic memory scanning thread ended 2025/11/18 20:25:55 testing simple program... [ 45.050651] cgroup: Unknown subsys name 'net' [ 45.112747] cgroup: Unknown subsys name 'cpuset' [ 45.127423] cgroup: Unknown subsys name 'rlimit' executing program executing program VM DIAGNOSIS: 20:25:54 Registers: info registers vcpu 0 RAX=fffffbfff0cc9f0a RBX=fffffbfff0cc9f0b RCX=ffffffff817d9b06 RDX=fffffbfff0cc9f0b RSI=0000000000000008 RDI=ffffffff8664f850 RBP=fffffbfff0cc9f0a RSP=ffff88801bc2f828 R8 =0000000000000000 R9 =fffffbfff0cc9f0a R10=ffffffff8664f857 R11=0000000000000000 R12=0000000000000200 R13=ffff8880107cd1c0 R14=ffff888008c41780 R15=0000000000000000 RIP=ffffffff81b2d1c3 RFL=00000082 [--S----] 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 00007f5eb6ec6700 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe0600000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007fac1fe36298 CR3=000000000b96a000 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=2034353a35323a303220383120766f4e XMM01=6964206465766965636552203a5d3134 XMM02=6f63736964203a31313a363034323520 XMM03=7266207463656e6e6f63736964206465 XMM04=69662068637573206f4e203a656c6163 XMM05=3a656c696620766e65206e65706f206f XMM06=65733a6468737328766e655f6d617020 XMM07=6b7a79732033353a35323a3032203831 XMM08=30343d7974696c696261706163202279 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=0000000000000005 RBX=0000000000000200 RCX=ffffffff87ce3608 RDX=0000000000000008 RSI=ffff888014b62690 RDI=ffff888014b61bc0 RBP=ffff888014b61bc0 RSP=ffff888014b2ef90 R8 =0000000000000000 R9 =0000000000000005 R10=0000000000000001 R11=0000000000000000 R12=0000000000000009 R13=0000000000000003 R14=ffff888014b62690 R15=0000000000000003 RIP=ffffffff81526594 RFL=00000007 [-----PC] 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 00007fc615137900 00000000 00000000 GS =0000 ffff8880e548f000 00000000 00000000 LDT=0000 fffffe4c00000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=000055f604ba3818 CR3=000000000c337000 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=bda64db37cb07baca94fcf2338c7f96f XMM02=ec2efd57dc4c00df0000000000304e48 XMM03=5fb0fe41d56b55250000000000304f18 XMM04=216043e7d61a470200000000000ae988 XMM05=f09b9f71123ecd2c000000000031f7a0 XMM06=090f1556b20111b3000000000031e8e8 XMM07=fb795ef6d6577056000000000030df98 XMM08=2c67c8bc2e329bc30000000000304eb8 XMM09=00000000000000000000000000000000 XMM10=20200000000020202020202020200000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000