[ 38.915976] ------------[ cut here ]------------ [ 38.916883] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 38.918872] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/231 [ 38.920300] Modules linked in: [ 38.920894] CPU: 1 UID: 104 PID: 231 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 38.922865] Tainted: [W]=WARN [ 38.923458] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 38.924915] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 38.925834] 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 [ 38.928982] RSP: 0018:ffff888019c3fbc0 EFLAGS: 00010286 [ 38.929961] RAX: 0000000000000000 RBX: ffffed1003387f78 RCX: ffffffff813a4050 [ 38.931238] RDX: ffff888016cf0000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 38.932506] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1003387f2f [ 38.933788] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 38.935054] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888019c3fdf8 [ 38.936324] FS: 00007f563ca13900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 38.937770] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 38.938811] CR2: 00007f563cf05580 CR3: 000000000d6be000 CR4: 0000000000350ef0 [ 38.940079] Call Trace: [ 38.940577] [ 38.940988] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 38.941895] ? __create_object+0x59/0x80 [ 38.942678] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 38.943637] __vmalloc_noprof+0x59/0x60 [ 38.944379] bpf_prog_alloc_no_stats+0x55/0x470 [ 38.945191] ? __pfx_seccomp_check_filter+0x10/0x10 [ 38.946143] bpf_prog_alloc+0x39/0x200 [ 38.946880] ? __pfx_seccomp_check_filter+0x10/0x10 [ 38.947811] bpf_prog_create_from_user+0xb2/0x2f0 [ 38.948709] do_seccomp+0x349/0x25e0 [ 38.949426] ? __pfx_css_rstat_updated+0x10/0x10 [ 38.950330] ? __pfx_do_seccomp+0x10/0x10 [ 38.951070] ? find_held_lock+0x2b/0x80 [ 38.951832] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 38.952800] ? static_key_count+0x60/0x80 [ 38.953611] prctl_set_seccomp+0x4e/0x70 [ 38.954386] __do_sys_prctl+0xe6c/0x1d70 [ 38.955126] ? __pfx___do_sys_prctl+0x10/0x10 [ 38.955988] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 38.956942] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 38.957925] ? irqentry_exit+0xf3/0x650 [ 38.958683] do_syscall_64+0xbf/0x430 [ 38.959410] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 38.960385] RIP: 0033:0x7f563cf055cd [ 38.961050] 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 [ 38.964232] RSP: 002b:00007ffd19a7a740 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 38.965617] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f563cf055cd [ 38.966885] RDX: 000055944a7ebe00 RSI: 0000000000000002 RDI: 0000000000000016 [ 38.968156] RBP: 00007ffd19a7a7a0 R08: 0000000000000000 R09: 00007ffd19a79e40 [ 38.969439] R10: 0000000000000000 R11: 0000000000000246 R12: 0000559459d2dad0 [ 38.970724] R13: 00007ffd19a7abd0 R14: 0000559459d2ebc0 R15: 0000559459d3f780 [ 38.972020] [ 38.972478] irq event stamp: 1739 [ 38.973071] hardirqs last enabled at (1747): [] __up_console_sem+0x78/0x80 [ 38.974602] hardirqs last disabled at (1756): [] __up_console_sem+0x5d/0x80 [ 38.976130] softirqs last enabled at (1236): [] handle_softirqs+0x50c/0x770 [ 38.977672] softirqs last disabled at (1231): [] __irq_exit_rcu+0xc4/0x100 [ 38.979198] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 42.301097] ------------[ cut here ]------------ [ 42.301867] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 42.303511] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/241 [ 42.304746] Modules linked in: [ 42.305274] CPU: 1 UID: 104 PID: 241 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 42.306929] Tainted: [W]=WARN [ 42.307431] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 42.308640] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 42.309397] 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 [ 42.312038] RSP: 0018:ffff88800a95fbc0 EFLAGS: 00010286 [ 42.312850] RAX: 0000000000000000 RBX: ffffed100152bf78 RCX: ffffffff813a4050 [ 42.313923] RDX: ffff888013cfd340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.314994] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed100152bf2f [ 42.316067] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 42.317135] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88800a95fdf8 [ 42.318232] FS: 00007feb1396e900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 42.319428] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.320320] CR2: 00007ffe99435ef8 CR3: 000000001ffaa000 CR4: 0000000000350ef0 [ 42.321391] Call Trace: [ 42.321785] [ 42.322124] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 42.322880] ? __create_object+0x59/0x80 [ 42.323539] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.324498] __vmalloc_noprof+0x59/0x60 [ 42.325090] bpf_prog_alloc_no_stats+0x55/0x470 [ 42.325847] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.326622] bpf_prog_alloc+0x39/0x200 [ 42.327194] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.327959] bpf_prog_create_from_user+0xb2/0x2f0 [ 42.328716] do_seccomp+0x349/0x25e0 [ 42.329317] ? find_held_lock+0x2b/0x80 [ 42.329929] ? do_prlimit+0x310/0x610 [ 42.330544] ? __pfx_do_seccomp+0x10/0x10 [ 42.331162] ? do_raw_spin_unlock+0x53/0x220 [ 42.331847] ? _raw_spin_unlock+0x1e/0x40 [ 42.332487] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 42.333284] ? static_key_count+0x60/0x80 [ 42.333922] prctl_set_seccomp+0x4e/0x70 [ 42.334578] __do_sys_prctl+0xe6c/0x1d70 [ 42.335191] ? __pfx___do_sys_prctl+0x10/0x10 [ 42.335899] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 42.336711] ? irqentry_exit+0xf3/0x650 [ 42.337359] do_syscall_64+0xbf/0x430 [ 42.337945] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.338736] RIP: 0033:0x7feb13e605cd [ 42.339331] 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 [ 42.341984] RSP: 002b:00007ffe99434a00 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 42.343119] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007feb13e605cd [ 42.344177] RDX: 00005605fef01e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.345249] RBP: 00007ffe99434a60 R08: 0000000000000000 R09: 00007ffe99434100 [ 42.346352] R10: 0000000000000000 R11: 0000000000000246 R12: 0000560621bfdad0 [ 42.347426] R13: 00007ffe99434e90 R14: 0000560621bfebc0 R15: 0000560621c0f780 [ 42.348509] [ 42.348865] irq event stamp: 2595 [ 42.349401] hardirqs last enabled at (2605): [] __up_console_sem+0x78/0x80 [ 42.350678] hardirqs last disabled at (2614): [] __up_console_sem+0x5d/0x80 [ 42.351948] softirqs last enabled at (2518): [] handle_softirqs+0x50c/0x770 [ 42.353238] softirqs last disabled at (2503): [] __irq_exit_rcu+0xc4/0x100 [ 42.354516] ---[ end trace 0000000000000000 ]--- [ 43.243309] ------------[ cut here ]------------ [ 43.244161] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 43.246196] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/249 [ 43.247702] Modules linked in: [ 43.248330] CPU: 0 UID: 104 PID: 249 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 43.250295] Tainted: [W]=WARN [ 43.250849] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 43.252293] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 43.253158] 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 [ 43.256296] RSP: 0018:ffff888017377bc0 EFLAGS: 00010286 [ 43.257260] RAX: 0000000000000000 RBX: ffffed1002e6ef78 RCX: ffffffff813a4050 [ 43.258541] RDX: ffff888015ce5340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 43.259800] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002e6ef2f [ 43.261053] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 43.262324] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888017377df8 [ 43.263589] FS: 00007f2a6cbde900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 43.265008] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 43.266073] CR2: 00007ffebdf47ef8 CR3: 000000000e249000 CR4: 0000000000350ef0 [ 43.267353] Call Trace: [ 43.267810] [ 43.268244] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 43.269099] ? __create_object+0x59/0x80 [ 43.269889] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 43.270847] __vmalloc_noprof+0x59/0x60 [ 43.271595] bpf_prog_alloc_no_stats+0x55/0x470 [ 43.272470] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.273390] bpf_prog_alloc+0x39/0x200 [ 43.274090] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.275015] bpf_prog_create_from_user+0xb2/0x2f0 [ 43.275905] do_seccomp+0x349/0x25e0 [ 43.276615] ? find_held_lock+0x2b/0x80 [ 43.277362] ? do_prlimit+0x310/0x610 [ 43.278061] ? __pfx_do_seccomp+0x10/0x10 [ 43.278838] ? do_raw_spin_unlock+0x53/0x220 [ 43.279648] ? _raw_spin_unlock+0x1e/0x40 [ 43.280415] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 43.281374] ? static_key_count+0x60/0x80 [ 43.282141] prctl_set_seccomp+0x4e/0x70 [ 43.282921] __do_sys_prctl+0xe6c/0x1d70 [ 43.283698] ? __pfx___do_sys_prctl+0x10/0x10 [ 43.284547] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 43.285505] ? irqentry_exit+0xf3/0x650 [ 43.286276] do_syscall_64+0xbf/0x430 [ 43.286968] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 43.287915] RIP: 0033:0x7f2a6d0d05cd [ 43.288608] 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 [ 43.291732] RSP: 002b:00007ffebdf46b40 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 43.293098] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f2a6d0d05cd [ 43.294378] RDX: 0000563552cf0e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 43.295647] RBP: 00007ffebdf46ba0 R08: 0000000000000000 R09: 00007ffebdf46240 [ 43.296907] R10: 0000000000000000 R11: 0000000000000246 R12: 000056355506fad0 [ 43.298174] R13: 00007ffebdf46fd0 R14: 0000563555070bc0 R15: 0000563555081780 [ 43.299470] [ 43.299888] irq event stamp: 1729 [ 43.300534] hardirqs last enabled at (1739): [] __up_console_sem+0x78/0x80 [ 43.302059] hardirqs last disabled at (1748): [] __up_console_sem+0x5d/0x80 [ 43.303562] softirqs last enabled at (1718): [] handle_softirqs+0x50c/0x770 [ 43.305088] softirqs last disabled at (1713): [] __irq_exit_rcu+0xc4/0x100 [ 43.306512] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:20509' (ECDSA) to the list of known hosts. 2025/11/17 14:25:10 fuzzer started 2025/11/17 14:25:10 dialing manager at localhost:37895 2025/11/17 14:25:10 checking machine... 2025/11/17 14:25:10 checking revisions... [ 44.233066] kmemleak: Automatic memory scanning thread ended 2025/11/17 14:25:10 testing simple program... [ 44.334471] cgroup: Unknown subsys name 'net' [ 44.397871] cgroup: Unknown subsys name 'cpuset' [ 44.410874] cgroup: Unknown subsys name 'rlimit' executing program executing program VM DIAGNOSIS: 14:25:09 Registers: info registers vcpu 0 RAX=0000000000000001 RBX=0000000000000000 RCX=dfb8078e475e76a4 RDX=0000000085cb9a3e RSI=000000008301a466 RDI=0000000081125d94 RBP=ffffffff85e1ffe0 RSP=ffff888009627708 R8 =0000000000000001 R9 =0000000000000000 R10=0000000000000001 R11=0000000000000001 R12=0000000000000002 R13=0000000000000000 R14=0000000000000000 R15=0000000000000200 RIP=ffffffff8152937f RFL=00000057 [---ZAPC] 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 fffffe3300000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007feb13f260b0 CR3=000000000e2fb000 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=ffffffffffffffffffffffffffffffff XMM01=30306234386136303638616663356134 XMM02=38303062343861363036386166633561 XMM03=2f6c616e72756f6a2f676f6c2f6e7572 XMM04=fc6e4674de35276e00000000000ae988 XMM05=eb6fad62f9c246640000000000322688 XMM06=5036f7aa3ecd8a010000000000320fc8 XMM07=00000000000000000000000000000000 XMM08=415453454d49545f454d49544c414552 XMM09=00000000000000000000000000000000 XMM10=20200000000020202020202020200000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=00000000000000a0 RBX=00000000000000a0 RCX=ffffffff8259f5da RDX=00000000000101f6 RSI=ffffffff8259f5e8 RDI=0000000000000007 RBP=ffff888009f48000 RSP=ffff88800976f730 R8 =0000000000000001 R9 =0000000000006d2c R10=00000000000101f6 R11=0000000000000001 R12=00000000000101f6 R13=ffffed10013e9001 R14=0000000000000000 R15=dffffc0000000000 RIP=ffffffff8259f5ee RFL=00000093 [--S-A-C] 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 ffff8880e548f000 00000000 00000000 LDT=0000 fffffe2300000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007feb13903000 CR3=0000000005c8a000 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=00007fd5d80645100000564751732790 XMM02=6f6974707972636e6561737268746977 XMM03=00000000000000000000000000777074 XMM04=40404040404040404040404040404040 XMM05=5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a XMM06=20202020202020202020202020202020 XMM07=ffffffffffff00ffffff00ffffff00ff XMM08=00002000000000202020002020200000 XMM09=ffffffffffff00ffffff00ffffff00ff XMM10=00002000000000202020002020200000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000