[ 39.053343] ------------[ cut here ]------------ [ 39.053857] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 39.054948] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/233 [ 39.055778] Modules linked in: [ 39.056108] CPU: 1 UID: 104 PID: 233 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 39.057184] Tainted: [W]=WARN [ 39.057493] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 39.058329] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 39.058827] 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 [ 39.060566] RSP: 0018:ffff8880161cfbc0 EFLAGS: 00010286 [ 39.061114] RAX: 0000000000000000 RBX: ffffed1002c39f78 RCX: ffffffff813a4050 [ 39.061917] RDX: ffff8880189e8000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 39.062713] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002c39f2f [ 39.063418] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 39.064145] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff8880161cfdf8 [ 39.064857] FS: 00007fd60698d900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 39.065656] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 39.066223] CR2: 00007ffd17f58ef7 CR3: 000000000e0d7000 CR4: 0000000000350ef0 [ 39.066929] Call Trace: [ 39.067190] [ 39.067425] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 39.067950] ? __create_object+0x59/0x80 [ 39.068377] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.068951] __vmalloc_noprof+0x59/0x60 [ 39.069366] bpf_prog_alloc_no_stats+0x55/0x470 [ 39.069871] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.070388] bpf_prog_alloc+0x39/0x200 [ 39.070809] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.071316] bpf_prog_create_from_user+0xb2/0x2f0 [ 39.071841] do_seccomp+0x349/0x25e0 [ 39.072236] ? find_held_lock+0x2b/0x80 [ 39.072667] ? do_prlimit+0x310/0x610 [ 39.073073] ? __pfx_do_seccomp+0x10/0x10 [ 39.073495] ? do_raw_spin_unlock+0x53/0x220 [ 39.073978] ? _raw_spin_unlock+0x1e/0x40 [ 39.074404] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 39.074957] ? static_key_count+0x60/0x80 [ 39.075389] prctl_set_seccomp+0x4e/0x70 [ 39.075852] __do_sys_prctl+0xe6c/0x1d70 [ 39.076280] ? __pfx___do_sys_prctl+0x10/0x10 [ 39.076776] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 39.077310] ? irqentry_exit+0xf3/0x650 [ 39.077752] do_syscall_64+0xbf/0x430 [ 39.078162] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 39.078711] RIP: 0033:0x7fd606e7f5cd [ 39.079101] 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 [ 39.080927] RSP: 002b:00007ffd17f577b0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 39.081739] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fd606e7f5cd [ 39.082498] RDX: 000055f6cfcaae00 RSI: 0000000000000002 RDI: 0000000000000016 [ 39.083285] RBP: 00007ffd17f57810 R08: 0000000000000000 R09: 00007ffd17f56eb0 [ 39.084090] R10: 0000000000000000 R11: 0000000000000246 R12: 000055f6d4e7bad0 [ 39.084883] R13: 00007ffd17f57c40 R14: 000055f6d4e7cbc0 R15: 000055f6d4e8d780 [ 39.085678] [ 39.085945] irq event stamp: 1721 [ 39.086306] hardirqs last enabled at (1729): [] __up_console_sem+0x78/0x80 [ 39.087194] hardirqs last disabled at (1738): [] __up_console_sem+0x5d/0x80 [ 39.088079] softirqs last enabled at (1690): [] handle_softirqs+0x50c/0x770 [ 39.089025] softirqs last disabled at (1675): [] __irq_exit_rcu+0xc4/0x100 [ 39.089944] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 42.537478] ------------[ cut here ]------------ [ 42.538413] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 42.540499] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/242 [ 42.541694] Modules linked in: [ 42.542190] CPU: 0 UID: 104 PID: 242 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 42.543988] Tainted: [W]=WARN [ 42.544440] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 42.545698] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 42.546402] 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 [ 42.548980] RSP: 0018:ffff88800e5dfbc0 EFLAGS: 00010286 [ 42.549783] RAX: 0000000000000000 RBX: ffffed1001cbbf78 RCX: ffffffff813a4050 [ 42.550830] RDX: ffff888017710000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.551884] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1001cbbf2f [ 42.552925] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 42.553966] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88800e5dfdf8 [ 42.555009] FS: 00007f69727e3900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 42.556183] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.557047] CR2: 00007f6972cd5580 CR3: 000000001f5b0000 CR4: 0000000000350ef0 [ 42.558090] Call Trace: [ 42.558465] [ 42.558841] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 42.559536] ? __create_object+0x59/0x80 [ 42.560184] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.560965] __vmalloc_noprof+0x59/0x60 [ 42.561538] bpf_prog_alloc_no_stats+0x55/0x470 [ 42.562239] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.562997] bpf_prog_alloc+0x39/0x200 [ 42.563560] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.564323] bpf_prog_create_from_user+0xb2/0x2f0 [ 42.565060] do_seccomp+0x349/0x25e0 [ 42.565637] ? __pfx_css_rstat_updated+0x10/0x10 [ 42.566320] ? __pfx_do_seccomp+0x10/0x10 [ 42.566960] ? find_held_lock+0x2b/0x80 [ 42.567538] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 42.568327] ? static_key_count+0x60/0x80 [ 42.568963] prctl_set_seccomp+0x4e/0x70 [ 42.569550] __do_sys_prctl+0xe6c/0x1d70 [ 42.570186] ? __pfx___do_sys_prctl+0x10/0x10 [ 42.570875] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.571662] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 42.572403] ? irqentry_exit+0xf3/0x650 [ 42.573022] do_syscall_64+0xbf/0x430 [ 42.573605] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.574328] RIP: 0033:0x7f6972cd55cd [ 42.574893] 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 [ 42.577448] RSP: 002b:00007ffe6d032020 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 42.578551] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f6972cd55cd [ 42.579602] RDX: 0000556223a0ee00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.580644] RBP: 00007ffe6d032080 R08: 0000000000000000 R09: 00007ffe6d031720 [ 42.581679] R10: 0000000000000000 R11: 0000000000000246 R12: 000055623ec8cad0 [ 42.582719] R13: 00007ffe6d0324b0 R14: 000055623ec8dbc0 R15: 000055623ec9e780 [ 42.583776] [ 42.584116] irq event stamp: 1923 [ 42.584639] hardirqs last enabled at (1933): [] __up_console_sem+0x78/0x80 [ 42.585861] hardirqs last disabled at (1942): [] __up_console_sem+0x5d/0x80 [ 42.587086] softirqs last enabled at (1478): [] handle_softirqs+0x50c/0x770 [ 42.588342] softirqs last disabled at (1455): [] __irq_exit_rcu+0xc4/0x100 [ 42.589576] ---[ end trace 0000000000000000 ]--- [ 43.558250] ------------[ cut here ]------------ [ 43.559233] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 43.561376] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/251 [ 43.562891] Modules linked in: [ 43.563500] CPU: 0 UID: 104 PID: 251 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 43.565731] Tainted: [W]=WARN [ 43.566329] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 43.567933] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 43.568846] 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 [ 43.572243] RSP: 0018:ffff888016507bc0 EFLAGS: 00010286 [ 43.573303] RAX: 0000000000000000 RBX: ffffed1002ca0f78 RCX: ffffffff813a4050 [ 43.574692] RDX: ffff88800bb39bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 43.576086] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002ca0f2f [ 43.577492] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 43.578887] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888016507df8 [ 43.580281] FS: 00007fb61c96e900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 43.581829] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 43.582901] CR2: 00007ffee17bfef7 CR3: 000000000cd5e000 CR4: 0000000000350ef0 [ 43.584322] Call Trace: [ 43.584876] [ 43.585325] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 43.586312] ? __create_object+0x59/0x80 [ 43.587175] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 43.588246] __vmalloc_noprof+0x59/0x60 [ 43.589077] bpf_prog_alloc_no_stats+0x55/0x470 [ 43.590021] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.591043] bpf_prog_alloc+0x39/0x200 [ 43.591863] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.592932] bpf_prog_create_from_user+0xb2/0x2f0 [ 43.593936] do_seccomp+0x349/0x25e0 [ 43.594731] ? find_held_lock+0x2b/0x80 [ 43.595524] ? do_prlimit+0x310/0x610 [ 43.596375] ? __pfx_do_seccomp+0x10/0x10 [ 43.597233] ? do_raw_spin_unlock+0x53/0x220 [ 43.598149] ? _raw_spin_unlock+0x1e/0x40 [ 43.599006] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 43.600082] ? static_key_count+0x60/0x80 [ 43.600964] prctl_set_seccomp+0x4e/0x70 [ 43.601823] __do_sys_prctl+0xe6c/0x1d70 [ 43.602709] ? __pfx___do_sys_prctl+0x10/0x10 [ 43.603673] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 43.604761] ? irqentry_exit+0xf3/0x650 [ 43.605563] do_syscall_64+0xbf/0x430 [ 43.606391] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 43.607430] RIP: 0033:0x7fb61ce605cd [ 43.608212] 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 [ 43.611674] RSP: 002b:00007ffee17bd460 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 43.613192] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fb61ce605cd [ 43.614660] RDX: 0000555594906e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 43.616120] RBP: 00007ffee17bd4c0 R08: 0000000000000000 R09: 00007ffee17bcb60 [ 43.617550] R10: 0000000000000000 R11: 0000000000000246 R12: 00005555ce66abf0 [ 43.618994] R13: 00007ffee17bd8f0 R14: 00005555ce674380 R15: 00005555ce67f460 [ 43.620489] [ 43.621019] irq event stamp: 1753 [ 43.621756] hardirqs last enabled at (1763): [] __up_console_sem+0x78/0x80 [ 43.623472] hardirqs last disabled at (1772): [] __up_console_sem+0x5d/0x80 [ 43.625029] softirqs last enabled at (1672): [] handle_softirqs+0x50c/0x770 [ 43.626301] softirqs last disabled at (1667): [] __irq_exit_rcu+0xc4/0x100 [ 43.627571] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:33789' (ECDSA) to the list of known hosts. 2025/11/18 15:12:34 fuzzer started 2025/11/18 15:12:34 dialing manager at localhost:34383 2025/11/18 15:12:34 checking machine... 2025/11/18 15:12:34 checking revisions... [ 44.621157] kmemleak: Automatic memory scanning thread ended 2025/11/18 15:12:34 testing simple program... [ 44.707950] cgroup: Unknown subsys name 'net' [ 44.764937] cgroup: Unknown subsys name 'cpuset' [ 44.781410] cgroup: Unknown subsys name 'rlimit' executing program executing program VM DIAGNOSIS: 15:12:33 Registers: info registers vcpu 0 RAX=0000000000000002 RBX=00005593b777a180 RCX=00005593b777a180 RDX=0000000000000003 RSI=00005593b77789c0 RDI=00005593b777a180 RBP=00005593b7755640 RSP=00007ffefa66a940 R8 =00000000ffffffff R9 =0000000000000013 R10=0000000000000011 R11=0000000000000055 R12=0000000000000008 R13=00005593b777a180 R14=00005593b777a180 R15=000000000000001e RIP=00007faaa9a65246 RFL=00000287 [--S--PC] CPL=3 II=0 A20=1 SMM=0 HLT=0 ES =0000 0000000000000000 00000000 00000000 CS =0033 0000000000000000 ffffffff 00a0fb00 DPL=3 CS64 [-RA] SS =002b 0000000000000000 ffffffff 00c0f300 DPL=3 DS [-WA] DS =0000 0000000000000000 00000000 00000000 FS =0000 00007faaa9222900 00000000 00000000 GS =0000 0000000000000000 00000000 00000000 LDT=0000 fffffe6d00000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00005593b7781318 CR3=000000000d69f000 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=064f6aa061b465357479461243df7978 XMM01=30dcd14ff3f72436cd57c9e2182db1c7 XMM02=833efcf1e237d312b8d7ba4372ae8e1c XMM03=e402ba08919215da4b2fbed141da8bbb XMM04=afc79e3ce248ba12bf9d85b77378ad65 XMM05=4b2fbed141da8bbb2c6dd49a138a1fc6 XMM06=b8d7ba4372ae8e1c33d6a7195ba55d2f XMM07=cd57c9e2182db1c7d866a1eeee7a812f XMM08=e8aff3325e62ddf680f807b88cb65d66 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=ffff88806cf09001 RBX=0000000000000002 RCX=0000000000000002 RDX=ffff88806cf08f01 RSI=ffff88806cf08f70 RDI=ffff88806cf08a80 RBP=ffff88806cf08ac8 RSP=ffff88806cf089f8 R8 =ffffffff86a4326c R9 =0000000000000000 R10=000000000003c9ed R11=0000000000011d7b R12=ffff88806cf08ad0 R13=ffff88806cf08ab8 R14=ffff88806cf08f78 R15=ffff88806cf08a70 RIP=ffffffff8135e2f5 RFL=00000292 [--S-A--] 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 00007f69727e3900 00000000 00000000 GS =0000 ffff8880e548f000 00000000 00000000 LDT=0000 fffffe3a00000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f6972d98650 CR3=000000001f5f4000 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=0a0a0a0a0a0a0a0a0a0a0a0a0a0a0a0a XMM01=00000000000000000000000000000000 XMM02=ffffffffffffff00ffff000000000000 XMM03=7720656c62697461706d6f63206d6874 XMM04=40404040404040404040404040404040 XMM05=5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a XMM06=20202020202020202020202020202020 XMM07=00ffffffffffffffffffffffffffffff XMM08=00000000000000810000363532616873 XMM09=00000000000000000000000000000000 XMM10=00002020202020200020202020202020 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000