[ 38.997838] ------------[ cut here ]------------ [ 38.998700] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 39.000554] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/234 [ 39.001874] Modules linked in: [ 39.002439] CPU: 1 UID: 104 PID: 234 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 39.004217] Tainted: [W]=WARN [ 39.004761] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 39.006358] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 39.007138] Code: e0 ad 11 00 81 e6 1f 52 ee ff 89 4c 24 40 89 74 24 30 90 48 c7 c7 00 38 f1 84 4c 8d 44 24 40 48 8d 54 24 30 e8 a0 7c 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 [ 39.010081] RSP: 0018:ffff88801622fbc0 EFLAGS: 00010286 [ 39.010956] RAX: 0000000000000000 RBX: ffffed1002c45f78 RCX: ffffffff813a4050 [ 39.012108] RDX: ffff888018943780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 39.013266] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002c45f2f [ 39.014427] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 39.015577] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801622fdf8 [ 39.016729] FS: 00007f3e05250900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 39.018034] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 39.018991] CR2: 00007ffd82e9bef8 CR3: 000000000e00d000 CR4: 0000000000350ef0 [ 39.020167] Call Trace: [ 39.020613] [ 39.020980] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 39.021802] ? __create_object+0x59/0x80 [ 39.022513] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.023376] __vmalloc_noprof+0x59/0x60 [ 39.024016] bpf_prog_alloc_no_stats+0x55/0x470 [ 39.024802] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.025647] bpf_prog_alloc+0x39/0x200 [ 39.026303] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.027094] bpf_prog_create_from_user+0xb2/0x2f0 [ 39.027904] do_seccomp+0x349/0x25e0 [ 39.028555] ? find_held_lock+0x2b/0x80 [ 39.029201] ? do_prlimit+0x310/0x610 [ 39.029875] ? __pfx_do_seccomp+0x10/0x10 [ 39.030589] ? do_raw_spin_unlock+0x53/0x220 [ 39.031351] ? _raw_spin_unlock+0x1e/0x40 [ 39.032015] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 39.032883] ? static_key_count+0x60/0x80 [ 39.033592] prctl_set_seccomp+0x4e/0x70 [ 39.034293] __do_sys_prctl+0xe6c/0x1d70 [ 39.034947] ? __pfx___do_sys_prctl+0x10/0x10 [ 39.035711] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 39.036581] ? irqentry_exit+0xf3/0x650 [ 39.037229] do_syscall_64+0xbf/0x430 [ 39.037899] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 39.038757] RIP: 0033:0x7f3e057425cd [ 39.039386] 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 [ 39.042283] RSP: 002b:00007ffd82e9ab10 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 39.043521] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f3e057425cd [ 39.044672] RDX: 00005613082fae00 RSI: 0000000000000002 RDI: 0000000000000016 [ 39.045847] RBP: 00007ffd82e9ab70 R08: 0000000000000000 R09: 00007ffd82e9a210 [ 39.046978] R10: 0000000000000000 R11: 0000000000000246 R12: 000056132b0e1240 [ 39.048114] R13: 00007ffd82e9afa0 R14: 000056132b0e0bf0 R15: 000056132b0f54d0 [ 39.049297] [ 39.049688] irq event stamp: 1807 [ 39.050239] hardirqs last enabled at (1815): [] __up_console_sem+0x78/0x80 [ 39.051643] hardirqs last disabled at (1826): [] __up_console_sem+0x5d/0x80 [ 39.053005] softirqs last enabled at (1366): [] handle_softirqs+0x50c/0x770 [ 39.054431] softirqs last disabled at (1845): [] __irq_exit_rcu+0xc4/0x100 [ 39.055805] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 41.624837] ------------[ cut here ]------------ [ 41.625766] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 41.627778] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/243 [ 41.629226] Modules linked in: [ 41.629861] CPU: 1 UID: 104 PID: 243 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 41.632047] Tainted: [W]=WARN [ 41.632904] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 41.634387] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 41.635240] Code: e0 ad 11 00 81 e6 1f 52 ee ff 89 4c 24 40 89 74 24 30 90 48 c7 c7 00 38 f1 84 4c 8d 44 24 40 48 8d 54 24 30 e8 a0 7c 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 [ 41.638438] RSP: 0018:ffff888019a7fbc0 EFLAGS: 00010286 [ 41.639416] RAX: 0000000000000000 RBX: ffffed100334ff78 RCX: ffffffff813a4050 [ 41.640698] RDX: ffff888018941bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 41.642009] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed100334ff2f [ 41.643315] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 41.644602] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888019a7fdf8 [ 41.645907] FS: 00007fd54ed76900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 41.647352] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 41.648420] CR2: 00007fd54f268580 CR3: 000000000d589000 CR4: 0000000000350ef0 [ 41.649731] Call Trace: [ 41.650196] [ 41.650637] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 41.651549] ? __create_object+0x59/0x80 [ 41.652344] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 41.653311] __vmalloc_noprof+0x59/0x60 [ 41.654036] bpf_prog_alloc_no_stats+0x55/0x470 [ 41.654927] ? __pfx_seccomp_check_filter+0x10/0x10 [ 41.655861] bpf_prog_alloc+0x39/0x200 [ 41.656584] ? __pfx_seccomp_check_filter+0x10/0x10 [ 41.657513] bpf_prog_create_from_user+0xb2/0x2f0 [ 41.658420] do_seccomp+0x349/0x25e0 [ 41.659081] ? __pfx_css_rstat_updated+0x10/0x10 [ 41.659969] ? __pfx_do_seccomp+0x10/0x10 [ 41.660747] ? find_held_lock+0x2b/0x80 [ 41.661511] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 41.662490] ? static_key_count+0x60/0x80 [ 41.663241] prctl_set_seccomp+0x4e/0x70 [ 41.664012] __do_sys_prctl+0xe6c/0x1d70 [ 41.664798] ? __pfx___do_sys_prctl+0x10/0x10 [ 41.665674] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 41.666647] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 41.667608] ? irqentry_exit+0xf3/0x650 [ 41.668361] do_syscall_64+0xbf/0x430 [ 41.669053] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 41.670026] RIP: 0033:0x7fd54f2685cd [ 41.670732] 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 [ 41.673948] RSP: 002b:00007ffe53482cd0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 41.675295] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fd54f2685cd [ 41.676591] RDX: 0000556ddc413e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 41.677871] RBP: 00007ffe53482d30 R08: 0000000000000000 R09: 00007ffe534823d0 [ 41.679155] R10: 0000000000000000 R11: 0000000000000246 R12: 0000556defbc4ad0 [ 41.680440] R13: 00007ffe53483160 R14: 0000556defbc5bc0 R15: 0000556defbd6780 [ 41.681741] [ 41.682162] irq event stamp: 1847 [ 41.682811] hardirqs last enabled at (1857): [] __up_console_sem+0x78/0x80 [ 41.684348] hardirqs last disabled at (1866): [] __up_console_sem+0x5d/0x80 [ 41.685886] softirqs last enabled at (1654): [] handle_softirqs+0x50c/0x770 [ 41.687466] softirqs last disabled at (1885): [] __irq_exit_rcu+0xc4/0x100 [ 41.689008] ---[ end trace 0000000000000000 ]--- [ 42.519354] ------------[ cut here ]------------ [ 42.520249] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 42.522362] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/250 [ 42.523801] Modules linked in: [ 42.524433] CPU: 1 UID: 104 PID: 250 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 42.526447] Tainted: [W]=WARN [ 42.527001] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 42.528472] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 42.529391] Code: e0 ad 11 00 81 e6 1f 52 ee ff 89 4c 24 40 89 74 24 30 90 48 c7 c7 00 38 f1 84 4c 8d 44 24 40 48 8d 54 24 30 e8 a0 7c 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 [ 42.532582] RSP: 0018:ffff88800f2efbc0 EFLAGS: 00010286 [ 42.533567] RAX: 0000000000000000 RBX: ffffed1001e5df78 RCX: ffffffff813a4050 [ 42.534870] RDX: ffff888013c29bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.536142] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1001e5df2f [ 42.537417] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 42.538714] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88800f2efdf8 [ 42.540000] FS: 00007eff5c9aa900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 42.541450] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.542548] CR2: 00007ffc06f8bef8 CR3: 000000000b6cc000 CR4: 0000000000350ef0 [ 42.543829] Call Trace: [ 42.544336] [ 42.544753] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 42.545631] ? __create_object+0x59/0x80 [ 42.546408] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.547379] __vmalloc_noprof+0x59/0x60 [ 42.548099] bpf_prog_alloc_no_stats+0x55/0x470 [ 42.548964] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.549905] bpf_prog_alloc+0x39/0x200 [ 42.550647] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.551582] bpf_prog_create_from_user+0xb2/0x2f0 [ 42.552470] do_seccomp+0x349/0x25e0 [ 42.553142] ? find_held_lock+0x2b/0x80 [ 42.553910] ? do_prlimit+0x310/0x610 [ 42.554647] ? __pfx_do_seccomp+0x10/0x10 [ 42.555423] ? do_raw_spin_unlock+0x53/0x220 [ 42.556213] ? _raw_spin_unlock+0x1e/0x40 [ 42.556990] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 42.557945] ? static_key_count+0x60/0x80 [ 42.558752] prctl_set_seccomp+0x4e/0x70 [ 42.559526] __do_sys_prctl+0xe6c/0x1d70 [ 42.560295] ? __pfx___do_sys_prctl+0x10/0x10 [ 42.561095] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.562048] do_syscall_64+0xbf/0x430 [ 42.562775] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.563709] RIP: 0033:0x7eff5ce9c5cd [ 42.564405] 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 [ 42.567509] RSP: 002b:00007ffc06f8a540 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 42.568846] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007eff5ce9c5cd [ 42.570112] RDX: 00005636262dce00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.571369] RBP: 00007ffc06f8a5a0 R08: 0000000000000000 R09: 00007ffc06f89c40 [ 42.572627] R10: 0000000000000000 R11: 0000000000000246 R12: 0000563650515ad0 [ 42.573886] R13: 00007ffc06f8a9d0 R14: 0000563650516bc0 R15: 0000563650527780 [ 42.575154] [ 42.575611] irq event stamp: 1685 [ 42.576209] hardirqs last enabled at (1693): [] __up_console_sem+0x78/0x80 [ 42.577732] hardirqs last disabled at (1704): [] __up_console_sem+0x5d/0x80 [ 42.579225] softirqs last enabled at (1576): [] handle_softirqs+0x50c/0x770 [ 42.580738] softirqs last disabled at (1571): [] __irq_exit_rcu+0xc4/0x100 [ 42.582223] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:1791' (ECDSA) to the list of known hosts. 2025/11/18 07:59:58 fuzzer started 2025/11/18 07:59:58 dialing manager at localhost:37895 2025/11/18 07:59:58 checking machine... 2025/11/18 07:59:58 checking revisions... [ 43.546221] kmemleak: Automatic memory scanning thread ended 2025/11/18 07:59:58 testing simple program... [ 43.635559] cgroup: Unknown subsys name 'net' [ 43.714460] cgroup: Unknown subsys name 'cpuset' [ 43.731236] cgroup: Unknown subsys name 'rlimit' executing program executing program VM DIAGNOSIS: 07:59:57 Registers: info registers vcpu 0 RAX=ffffffff86ab82ee RBX=0000000000000001 RCX=ffffffff81b2a133 RDX=0000000000000000 RSI=ffffffff86ab82dc RDI=ffffffff86725b1c RBP=ffff888009627898 RSP=ffff8880096277c8 R8 =ffffffff86ab82dc R9 =0000000000000000 R10=000000000003c9ed R11=00000000000255da R12=ffff8880096278a0 R13=ffff888009627888 R14=ffff888009627881 R15=ffff888009627840 RIP=ffffffff8135daf1 RFL=00000282 [--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 0000000000000000 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe4300000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007fd54f32d618 CR3=000000001f17a000 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=000000000001cfe1 RBX=0000000000000001 RCX=ffffffff84c72d57 RDX=0000000000000000 RSI=0000000000000000 RDI=ffffffff814d2c90 RBP=dffffc0000000000 RSP=ffff8880096efe58 R8 =0000000000000001 R9 =ffffed100d9e639a R10=ffff88806cf31cd3 R11=0000000000000001 R12=ffffffff8664f650 R13=1ffff110012ddfd2 R14=0000000000000000 R15=0000000000000000 RIP=ffffffff84c7174e RFL=00000206 [-----P-] 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 fffffe4400000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f0f0e8ab000 CR3=0000000018b81000 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=39353a373020383120766f4e3e36383c XMM01=7365733a646873732878696e755f6d61 XMM02=736f6c63206e6f6973736573203a296e XMM03=5f6d6170203a5d3234325b6468737320 XMM04=6456774875434142334f726f59427469 XMM05=485320415352203a3268737320343439 XMM06=206d6f726620746f6f7220726f662079 XMM07=00000000000000000000000000000000 XMM08=3a677562656420676f6c737973720000 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000