[ 47.011534] ------------[ cut here ]------------ [ 47.012469] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 47.014500] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/235 [ 47.015964] Modules linked in: [ 47.016553] CPU: 1 UID: 104 PID: 235 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 47.018523] Tainted: [W]=WARN [ 47.019114] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 47.020598] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 47.021538] 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 [ 47.024684] RSP: 0018:ffff888015f9fbc0 EFLAGS: 00010286 [ 47.025676] RAX: 0000000000000000 RBX: ffffed1002bf3f78 RCX: ffffffff813a4050 [ 47.026976] RDX: ffff88800faa1bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 47.028274] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002bf3f2f [ 47.029573] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 47.030876] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888015f9fdf8 [ 47.032173] FS: 00007f3736c40900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 47.033613] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 47.034700] CR2: 00007ffce6d59ef7 CR3: 000000000d68e000 CR4: 0000000000350ef0 [ 47.035988] Call Trace: [ 47.036450] [ 47.036912] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 47.037771] ? __create_object+0x59/0x80 [ 47.038591] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 47.039568] __vmalloc_noprof+0x59/0x60 [ 47.040322] bpf_prog_alloc_no_stats+0x55/0x470 [ 47.041205] ? __pfx_seccomp_check_filter+0x10/0x10 [ 47.042158] bpf_prog_alloc+0x39/0x200 [ 47.042897] ? __pfx_seccomp_check_filter+0x10/0x10 [ 47.043775] bpf_prog_create_from_user+0xb2/0x2f0 [ 47.044690] do_seccomp+0x349/0x25e0 [ 47.045398] ? find_held_lock+0x2b/0x80 [ 47.046173] ? do_prlimit+0x310/0x610 [ 47.046911] ? __pfx_do_seccomp+0x10/0x10 [ 47.047661] ? do_raw_spin_unlock+0x53/0x220 [ 47.048519] ? _raw_spin_unlock+0x1e/0x40 [ 47.049301] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 47.050323] ? static_key_count+0x60/0x80 [ 47.051302] prctl_set_seccomp+0x4e/0x70 [ 47.052249] __do_sys_prctl+0xe6c/0x1d70 [ 47.053203] ? __pfx___do_sys_prctl+0x10/0x10 [ 47.054160] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 47.055144] ? irqentry_exit+0xf3/0x650 [ 47.055915] do_syscall_64+0xbf/0x430 [ 47.056617] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 47.057574] RIP: 0033:0x7f37371325cd [ 47.058287] 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 [ 47.061491] RSP: 002b:00007ffce6d58280 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 47.062887] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f37371325cd [ 47.064158] RDX: 00005596e80f1e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 47.065440] RBP: 00007ffce6d582e0 R08: 0000000000000000 R09: 00007ffce6d57980 [ 47.066737] R10: 0000000000000000 R11: 0000000000000246 R12: 00005597247a4ad0 [ 47.068035] R13: 00007ffce6d58710 R14: 00005597247a5bc0 R15: 00005597247b6780 [ 47.069336] [ 47.069763] irq event stamp: 1779 [ 47.070431] hardirqs last enabled at (1789): [] __up_console_sem+0x78/0x80 [ 47.071975] hardirqs last disabled at (1798): [] __up_console_sem+0x5d/0x80 [ 47.073506] softirqs last enabled at (1748): [] handle_softirqs+0x50c/0x770 [ 47.075047] softirqs last disabled at (1743): [] __irq_exit_rcu+0xc4/0x100 [ 47.076577] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 49.686222] ------------[ cut here ]------------ [ 49.687132] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 49.689148] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/242 [ 49.690583] Modules linked in: [ 49.691209] CPU: 1 UID: 104 PID: 242 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 49.693384] Tainted: [W]=WARN [ 49.694043] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 49.695532] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 49.696432] 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 [ 49.699574] RSP: 0018:ffff88801ac8fbc0 EFLAGS: 00010286 [ 49.700538] RAX: 0000000000000000 RBX: ffffed1003591f78 RCX: ffffffff813a4050 [ 49.701804] RDX: ffff888017630000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 49.703116] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1003591f2f [ 49.704392] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 49.705656] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801ac8fdf8 [ 49.706940] FS: 00007fea26812900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 49.708368] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 49.709411] CR2: 00007fea26d04580 CR3: 0000000020695000 CR4: 0000000000350ef0 [ 49.710679] Call Trace: [ 49.711183] [ 49.711590] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 49.712479] ? __create_object+0x59/0x80 [ 49.713261] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 49.714238] __vmalloc_noprof+0x59/0x60 [ 49.714988] bpf_prog_alloc_no_stats+0x55/0x470 [ 49.715802] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.716720] bpf_prog_alloc+0x39/0x200 [ 49.717446] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.718370] bpf_prog_create_from_user+0xb2/0x2f0 [ 49.719267] do_seccomp+0x349/0x25e0 [ 49.719985] ? __pfx_css_rstat_updated+0x10/0x10 [ 49.720876] ? __pfx_do_seccomp+0x10/0x10 [ 49.721612] ? find_held_lock+0x2b/0x80 [ 49.722368] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 49.723341] ? static_key_count+0x60/0x80 [ 49.724136] prctl_set_seccomp+0x4e/0x70 [ 49.724897] __do_sys_prctl+0xe6c/0x1d70 [ 49.725622] ? __pfx___do_sys_prctl+0x10/0x10 [ 49.726479] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 49.727427] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 49.728389] ? irqentry_exit+0xf3/0x650 [ 49.729142] do_syscall_64+0xbf/0x430 [ 49.729886] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 49.730790] RIP: 0033:0x7fea26d045cd [ 49.731484] 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 [ 49.734621] RSP: 002b:00007ffea5e7b810 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 49.735982] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fea26d045cd [ 49.737240] RDX: 000055d0bbe9ce00 RSI: 0000000000000002 RDI: 0000000000000016 [ 49.738526] RBP: 00007ffea5e7b870 R08: 0000000000000000 R09: 00007ffea5e7af10 [ 49.739784] R10: 0000000000000000 R11: 0000000000000246 R12: 000055d0eb9f4ad0 [ 49.741046] R13: 00007ffea5e7bca0 R14: 000055d0eb9f5bc0 R15: 000055d0eba06780 [ 49.742340] [ 49.742758] irq event stamp: 1799 [ 49.743412] hardirqs last enabled at (1815): [] __up_console_sem+0x78/0x80 [ 49.744916] hardirqs last disabled at (1824): [] __up_console_sem+0x5d/0x80 [ 49.746428] softirqs last enabled at (1812): [] handle_softirqs+0x50c/0x770 [ 49.747769] softirqs last disabled at (1807): [] __irq_exit_rcu+0xc4/0x100 [ 49.749032] ---[ end trace 0000000000000000 ]--- [ 50.520714] ------------[ cut here ]------------ [ 50.521655] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 50.523723] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/250 [ 50.525243] Modules linked in: [ 50.525903] CPU: 0 UID: 104 PID: 250 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 50.527933] Tainted: [W]=WARN [ 50.528480] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 50.529952] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 50.530872] 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 [ 50.534043] RSP: 0018:ffff88801afcfbc0 EFLAGS: 00010286 [ 50.535040] RAX: 0000000000000000 RBX: ffffed10035f9f78 RCX: ffffffff813a4050 [ 50.536352] RDX: ffff88801b40b780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 50.537641] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed10035f9f2f [ 50.538948] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 50.540231] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801afcfdf8 [ 50.541525] FS: 00007fbb57800900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 50.542999] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 50.544075] CR2: 00007ffc32eb0ef7 CR3: 00000000073dd000 CR4: 0000000000350ef0 [ 50.545387] Call Trace: [ 50.545892] [ 50.546318] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 50.547225] ? __create_object+0x59/0x80 [ 50.548015] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 50.548993] __vmalloc_noprof+0x59/0x60 [ 50.549715] bpf_prog_alloc_no_stats+0x55/0x470 [ 50.550608] ? __pfx_seccomp_check_filter+0x10/0x10 [ 50.551563] bpf_prog_alloc+0x39/0x200 [ 50.552304] ? __pfx_seccomp_check_filter+0x10/0x10 [ 50.553257] bpf_prog_create_from_user+0xb2/0x2f0 [ 50.554182] do_seccomp+0x349/0x25e0 [ 50.554907] ? find_held_lock+0x2b/0x80 [ 50.555631] ? do_prlimit+0x310/0x610 [ 50.556389] ? __pfx_do_seccomp+0x10/0x10 [ 50.557187] ? do_raw_spin_unlock+0x53/0x220 [ 50.558031] ? _raw_spin_unlock+0x1e/0x40 [ 50.558789] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 50.559768] ? static_key_count+0x60/0x80 [ 50.560582] prctl_set_seccomp+0x4e/0x70 [ 50.561377] __do_sys_prctl+0xe6c/0x1d70 [ 50.562185] ? __pfx___do_sys_prctl+0x10/0x10 [ 50.563069] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 50.564053] ? irqentry_exit+0xf3/0x650 [ 50.564775] do_syscall_64+0xbf/0x430 [ 50.565521] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 50.566492] RIP: 0033:0x7fbb57cf25cd [ 50.567224] 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 [ 50.570443] RSP: 002b:00007ffc32eaf230 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 50.571839] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fbb57cf25cd [ 50.573136] RDX: 0000564aa5ac3e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 50.574465] RBP: 00007ffc32eaf290 R08: 0000000000000000 R09: 00007ffc32eae930 [ 50.575764] R10: 0000000000000000 R11: 0000000000000246 R12: 0000564aafddcad0 [ 50.577071] R13: 00007ffc32eaf6c0 R14: 0000564aafdddbc0 R15: 0000564aafdee780 [ 50.578386] [ 50.578871] irq event stamp: 1795 [ 50.579479] hardirqs last enabled at (1803): [] __up_console_sem+0x78/0x80 [ 50.581011] hardirqs last disabled at (1812): [] __up_console_sem+0x5d/0x80 [ 50.582547] softirqs last enabled at (1772): [] handle_softirqs+0x50c/0x770 [ 50.584106] softirqs last disabled at (1767): [] __irq_exit_rcu+0xc4/0x100 [ 50.585636] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:57223' (ECDSA) to the list of known hosts. 2025/11/18 00:28:41 fuzzer started 2025/11/18 00:28:41 dialing manager at localhost:37895 2025/11/18 00:28:42 checking machine... 2025/11/18 00:28:42 checking revisions... [ 51.449352] kmemleak: Automatic memory scanning thread ended 2025/11/18 00:28:42 testing simple program... [ 51.541775] cgroup: Unknown subsys name 'net' [ 51.601788] cgroup: Unknown subsys name 'cpuset' [ 51.614508] cgroup: Unknown subsys name 'rlimit' executing program executing program executing program VM DIAGNOSIS: 00:28:41 Registers: info registers vcpu 0 RAX=ffff888009462500 RBX=0000000000000000 RCX=ffffffff81b8b80f RDX=0000000000000000 RSI=ffffffff81b8b82b RDI=ffff88806ce31cd0 RBP=ffff88801ad67df8 RSP=ffff88801ad67da0 R8 =0000000000000001 R9 =ffffed1001783320 R10=0000000000000000 R11=0000000000000000 R12=ffffea00005c9900 R13=ffff88800bc19900 R14=ffff888017264e00 R15=ffff888009462500 RIP=ffffffff81ab62ae RFL=00000286 [--S--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 00007fea26812900 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe4900000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007ffea5e75000 CR3=000000001fc11000 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=00000000000251f3 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 fffffe5e00000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007fea26dca0b0 CR3=000000000e135000 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=2031343a38323a303020383120766f4e XMM01=73732878696e755f6d6170203a5d3134 XMM02=65736f6c63206e6f6973736573203a29 XMM03=755f6d6170203a5d3134325b64687373 XMM04=69662068637573206f4e203a656c6163 XMM05=3a656c696620766e65206e65706f206f XMM06=65733a6468737328766e655f6d617020 XMM07=6b7a79732030343a38323a3030203831 XMM08=30343d7974696c696261706163202279 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000