[ 45.948632] ------------[ cut here ]------------ [ 45.949528] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 45.951570] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/233 [ 45.953028] Modules linked in: [ 45.953666] CPU: 1 UID: 104 PID: 233 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 45.955938] Tainted: [W]=WARN [ 45.956512] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 45.958087] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 45.959031] 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 [ 45.962290] RSP: 0018:ffff8880165ffbc0 EFLAGS: 00010286 [ 45.963305] RAX: 0000000000000000 RBX: ffffed1002cbff78 RCX: ffffffff813a4050 [ 45.964624] RDX: ffff8880160cb780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 45.965941] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002cbff2f [ 45.967275] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 45.968600] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff8880165ffdf8 [ 45.969923] FS: 00007f45be575900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 45.971411] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 45.972498] CR2: 00007f45bea67580 CR3: 000000000de26000 CR4: 0000000000350ef0 [ 45.973818] Call Trace: [ 45.974294] [ 45.974755] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 45.975683] ? __create_object+0x59/0x80 [ 45.976439] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 45.977432] __vmalloc_noprof+0x59/0x60 [ 45.978206] bpf_prog_alloc_no_stats+0x55/0x470 [ 45.979113] ? __pfx_seccomp_check_filter+0x10/0x10 [ 45.980073] bpf_prog_alloc+0x39/0x200 [ 45.980831] ? __pfx_seccomp_check_filter+0x10/0x10 [ 45.981790] bpf_prog_create_from_user+0xb2/0x2f0 [ 45.982730] do_seccomp+0x349/0x25e0 [ 45.983423] ? __pfx_css_rstat_updated+0x10/0x10 [ 45.984341] ? __pfx_do_seccomp+0x10/0x10 [ 45.985136] ? find_held_lock+0x2b/0x80 [ 45.985915] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 45.986917] ? static_key_count+0x60/0x80 [ 45.987737] prctl_set_seccomp+0x4e/0x70 [ 45.988483] __do_sys_prctl+0xe6c/0x1d70 [ 45.989285] ? __pfx___do_sys_prctl+0x10/0x10 [ 45.990158] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 45.991160] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 45.992161] ? irqentry_exit+0xf3/0x650 [ 45.992949] do_syscall_64+0xbf/0x430 [ 45.993715] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 45.994705] RIP: 0033:0x7f45bea675cd [ 45.995385] 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 [ 45.998667] RSP: 002b:00007ffddea1e8e0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 46.000076] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f45bea675cd [ 46.001395] RDX: 0000558b5b383e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 46.002719] RBP: 00007ffddea1e940 R08: 0000000000000000 R09: 00007ffddea1dfe0 [ 46.004036] R10: 0000000000000000 R11: 0000000000000246 R12: 0000558b71996ad0 [ 46.005350] R13: 00007ffddea1ed70 R14: 0000558b71997bc0 R15: 0000558b719a8780 [ 46.006699] [ 46.007133] irq event stamp: 1813 [ 46.007796] hardirqs last enabled at (1823): [] __up_console_sem+0x78/0x80 [ 46.009361] hardirqs last disabled at (1832): [] __up_console_sem+0x5d/0x80 [ 46.010950] softirqs last enabled at (1688): [] handle_softirqs+0x50c/0x770 [ 46.012532] softirqs last disabled at (1683): [] __irq_exit_rcu+0xc4/0x100 [ 46.014101] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 49.006186] ------------[ cut here ]------------ [ 49.007133] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 49.009187] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/240 [ 49.010631] Modules linked in: [ 49.011235] CPU: 0 UID: 104 PID: 240 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 49.013246] Tainted: [W]=WARN [ 49.013851] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 49.015362] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 49.016299] 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 [ 49.019519] RSP: 0018:ffff888019b47bc0 EFLAGS: 00010286 [ 49.020518] RAX: 0000000000000000 RBX: ffffed1003368f78 RCX: ffffffff813a4050 [ 49.021819] RDX: ffff8880163c3780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 49.023136] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1003368f2f [ 49.024453] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 49.025771] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888019b47df8 [ 49.027114] FS: 00007fce7656b900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 49.028601] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 49.029706] CR2: 00007fce76ad14a6 CR3: 000000001fa4e000 CR4: 0000000000350ef0 [ 49.031045] Call Trace: [ 49.031529] [ 49.031996] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 49.032925] ? __create_object+0x59/0x80 [ 49.033733] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 49.034755] __vmalloc_noprof+0x59/0x60 [ 49.035510] bpf_prog_alloc_no_stats+0x55/0x470 [ 49.036419] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.037387] bpf_prog_alloc+0x39/0x200 [ 49.038147] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.039132] bpf_prog_create_from_user+0xb2/0x2f0 [ 49.040079] do_seccomp+0x349/0x25e0 [ 49.040832] ? find_held_lock+0x2b/0x80 [ 49.041626] ? do_prlimit+0x310/0x610 [ 49.042366] ? __pfx_do_seccomp+0x10/0x10 [ 49.043203] ? do_raw_spin_unlock+0x53/0x220 [ 49.044069] ? _raw_spin_unlock+0x1e/0x40 [ 49.044887] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 49.045897] ? static_key_count+0x60/0x80 [ 49.046745] prctl_set_seccomp+0x4e/0x70 [ 49.047516] __do_sys_prctl+0xe6c/0x1d70 [ 49.048344] ? __pfx___do_sys_prctl+0x10/0x10 [ 49.049236] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 49.050262] ? irqentry_exit+0xf3/0x650 [ 49.051081] do_syscall_64+0xbf/0x430 [ 49.051869] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 49.052877] RIP: 0033:0x7fce76a5d5cd [ 49.053627] 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 [ 49.057021] RSP: 002b:00007fffc5b51f30 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 49.058478] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fce76a5d5cd [ 49.059864] RDX: 00005578353ebe00 RSI: 0000000000000002 RDI: 0000000000000016 [ 49.061225] RBP: 00007fffc5b51f90 R08: 0000000000000000 R09: 00007fffc5b51630 [ 49.062605] R10: 0000000000000000 R11: 0000000000000246 R12: 0000557851642ad0 [ 49.064004] R13: 00007fffc5b523c0 R14: 0000557851643bc0 R15: 0000557851654780 [ 49.065406] [ 49.065895] irq event stamp: 1767 [ 49.066551] hardirqs last enabled at (1775): [] __up_console_sem+0x78/0x80 [ 49.068234] hardirqs last disabled at (1786): [] __up_console_sem+0x5d/0x80 [ 49.069876] softirqs last enabled at (1688): [] handle_softirqs+0x50c/0x770 [ 49.071480] softirqs last disabled at (1683): [] __irq_exit_rcu+0xc4/0x100 [ 49.072527] ---[ end trace 0000000000000000 ]--- [ 49.829529] ------------[ cut here ]------------ [ 49.830133] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 49.831435] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/250 [ 49.832373] Modules linked in: [ 49.832775] CPU: 0 UID: 104 PID: 250 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 49.834037] Tainted: [W]=WARN [ 49.834390] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 49.835378] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 49.835956] 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 [ 49.837970] RSP: 0018:ffff88801b61fbc0 EFLAGS: 00010286 [ 49.838561] RAX: 0000000000000000 RBX: ffffed10036c3f78 RCX: ffffffff813a4050 [ 49.839381] RDX: ffff888016329bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 49.840197] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed10036c3f2f [ 49.840993] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000400dc0 [ 49.841815] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801b61fdf8 [ 49.842654] FS: 00007f47b05b0900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 49.843542] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 49.844218] CR2: 00007ffe85d6eef8 CR3: 000000000da46000 CR4: 0000000000350ef0 [ 49.845034] Call Trace: [ 49.845332] [ 49.845620] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 49.846163] ? __create_object+0x59/0x80 [ 49.846672] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 49.847256] __vmalloc_noprof+0x59/0x60 [ 49.847728] bpf_prog_alloc_no_stats+0x55/0x470 [ 49.848255] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.848853] bpf_prog_alloc+0x39/0x200 [ 49.849289] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.849878] bpf_prog_create_from_user+0xb2/0x2f0 [ 49.850422] do_seccomp+0x349/0x25e0 [ 49.850898] ? find_held_lock+0x2b/0x80 [ 49.851357] ? do_prlimit+0x310/0x610 [ 49.851826] ? __pfx_do_seccomp+0x10/0x10 [ 49.852297] ? do_raw_spin_unlock+0x53/0x220 [ 49.852828] ? _raw_spin_unlock+0x1e/0x40 [ 49.853296] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 49.853918] ? static_key_count+0x60/0x80 [ 49.854395] prctl_set_seccomp+0x4e/0x70 [ 49.854898] __do_sys_prctl+0xe6c/0x1d70 [ 49.855366] ? __pfx___do_sys_prctl+0x10/0x10 [ 49.855909] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 49.856495] ? irqentry_exit+0xf3/0x650 [ 49.856985] do_syscall_64+0xbf/0x430 [ 49.857429] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 49.858035] RIP: 0033:0x7f47b0aa25cd [ 49.858452] 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 [ 49.860461] RSP: 002b:00007ffe85d6d8e0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 49.861329] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f47b0aa25cd [ 49.862140] RDX: 00005590b38f2e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 49.862968] RBP: 00007ffe85d6d940 R08: 0000000000000000 R09: 00007ffe85d6cfe0 [ 49.863786] R10: 0000000000000000 R11: 0000000000000246 R12: 00005590d1cd4ad0 [ 49.864572] R13: 00007ffe85d6dd70 R14: 00005590d1cd5bc0 R15: 00005590d1ce6780 [ 49.865400] [ 49.865701] irq event stamp: 1707 [ 49.866084] hardirqs last enabled at (1715): [] __up_console_sem+0x78/0x80 [ 49.867068] hardirqs last disabled at (1724): [] __up_console_sem+0x5d/0x80 [ 49.868038] softirqs last enabled at (1266): [] handle_softirqs+0x50c/0x770 [ 49.869013] softirqs last disabled at (1253): [] __irq_exit_rcu+0xc4/0x100 [ 49.869989] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:8375' (ECDSA) to the list of known hosts. 2025/11/19 02:33:27 fuzzer started 2025/11/19 02:33:27 dialing manager at localhost:34383 2025/11/19 02:33:27 checking machine... 2025/11/19 02:33:27 checking revisions... [ 50.710370] kmemleak: Automatic memory scanning thread ended 2025/11/19 02:33:28 testing simple program... [ 50.801061] cgroup: Unknown subsys name 'net' [ 50.867797] cgroup: Unknown subsys name 'cpuset' [ 50.881575] cgroup: Unknown subsys name 'rlimit' executing program executing program executing program VM DIAGNOSIS: 02:33:27 Registers: info registers vcpu 0 RAX=dffffc0000000000 RBX=0000000000000001 RCX=ffffffff869d9488 RDX=1ffff1100d9c1153 RSI=1ffff1100d9c1151 RDI=ffff88806ce08a98 RBP=ffff88806ce08a88 RSP=ffff88806ce089c0 R8 =ffffffff869d948c R9 =0000000000000000 R10=000000000003c9ed R11=000000000000031f R12=ffff88806ce08a90 R13=ffff88806ce08a78 R14=ffff8880169b7df8 R15=ffff88806ce08a30 RIP=ffffffff8135f1fa 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 =0000 0000000000000000 00000000 00000000 DS =0000 0000000000000000 00000000 00000000 FS =0000 00007fce7656b900 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe7c00000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007fce76b2534c CR3=000000001fa6d000 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=6720646572637465733a4d41503d706f XMM01=652022746f6f72223d74636361207469 XMM02=3d6c616e696d72657420322e322e302e XMM03=3d656d616e74736f682022646873732f XMM04=40404040404040404040404040404040 XMM05=5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a XMM06=20202020202020202020202020202020 XMM07=00000000000000000000000000000000 XMM08=652075253d64692073253d706f000000 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=000000000002035d RBX=0000000000000001 RCX=ffffffff84c72d57 RDX=0000000000000000 RSI=0000000000000000 RDI=ffffffff814d2c90 RBP=dffffc0000000000 RSP=ffff8880096efe58 R8 =0000000000000001 R9 =ffffed100d9e639a R10=ffff88806cf31cd3 R11=0000000000000001 R12=ffffffff8664f850 R13=1ffff110012ddfd2 R14=0000000000000000 R15=0000000000000000 RIP=ffffffff84c7174e RFL=00000202 [-------] 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 fffffe2500000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007ffeebaaba88 CR3=000000000db57000 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=b9a1b52812331daed64306d62114fc1a XMM02=0000000000305768ec2efd57dc4c00df XMM03=0000000000311f90861c7cd772c1dad8 XMM04=d74010b7b845f79600000000000ae988 XMM05=07c8bb74b6c04a440000000000321578 XMM06=745145378f88e66d000000000031ae48 XMM07=e042d86d42eb936e0000000000312268 XMM08=861c7cd772c1dad800000000003057c8 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000