[ 45.905589] ------------[ cut here ]------------ [ 45.906459] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 45.908437] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/235 [ 45.909926] Modules linked in: [ 45.910515] CPU: 1 UID: 104 PID: 235 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 45.912572] Tainted: [W]=WARN [ 45.913128] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 45.914593] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 45.915462] 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 [ 45.918639] RSP: 0018:ffff888015b0fbc0 EFLAGS: 00010286 [ 45.919614] RAX: 0000000000000000 RBX: ffffed1002b61f78 RCX: ffffffff813a4050 [ 45.920906] RDX: ffff8880195a9bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 45.922205] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002b61f2f [ 45.923479] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000400dc0 [ 45.924760] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888015b0fdf8 [ 45.926052] FS: 00007f510ad2b900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 45.927511] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 45.928571] CR2: 00007ffef6fd6ef8 CR3: 000000001cd27000 CR4: 0000000000350ef0 [ 45.929885] Call Trace: [ 45.930359] [ 45.930806] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 45.931710] ? __create_object+0x59/0x80 [ 45.932451] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 45.933430] __vmalloc_noprof+0x59/0x60 [ 45.934171] bpf_prog_alloc_no_stats+0x55/0x470 [ 45.935032] ? __pfx_seccomp_check_filter+0x10/0x10 [ 45.935968] bpf_prog_alloc+0x39/0x200 [ 45.936718] ? __pfx_seccomp_check_filter+0x10/0x10 [ 45.937670] bpf_prog_create_from_user+0xb2/0x2f0 [ 45.938528] do_seccomp+0x349/0x25e0 [ 45.939252] ? find_held_lock+0x2b/0x80 [ 45.940016] ? do_prlimit+0x310/0x610 [ 45.940745] ? __pfx_do_seccomp+0x10/0x10 [ 45.941497] ? do_raw_spin_unlock+0x53/0x220 [ 45.942316] ? _raw_spin_unlock+0x1e/0x40 [ 45.943079] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 45.944021] ? static_key_count+0x60/0x80 [ 45.944820] prctl_set_seccomp+0x4e/0x70 [ 45.945614] __do_sys_prctl+0xe6c/0x1d70 [ 45.946352] ? __pfx___do_sys_prctl+0x10/0x10 [ 45.947222] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 45.948199] ? irqentry_exit+0xf3/0x650 [ 45.948965] do_syscall_64+0xbf/0x430 [ 45.949726] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 45.950703] RIP: 0033:0x7f510b21d5cd [ 45.951353] 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 [ 45.954511] RSP: 002b:00007ffef6fd4d40 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 45.955894] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f510b21d5cd [ 45.957186] RDX: 0000555b1a76de00 RSI: 0000000000000002 RDI: 0000000000000016 [ 45.958481] RBP: 00007ffef6fd4da0 R08: 0000000000000000 R09: 00007ffef6fd4440 [ 45.959777] R10: 0000000000000000 R11: 0000000000000246 R12: 0000555b23e27ad0 [ 45.961094] R13: 00007ffef6fd51d0 R14: 0000555b23e28bc0 R15: 0000555b23e39780 [ 45.962419] [ 45.962874] irq event stamp: 1703 [ 45.963471] hardirqs last enabled at (1711): [] __up_console_sem+0x78/0x80 [ 45.964976] hardirqs last disabled at (1720): [] __up_console_sem+0x5d/0x80 [ 45.966499] softirqs last enabled at (1734): [] handle_softirqs+0x50c/0x770 [ 45.968044] softirqs last disabled at (1729): [] __irq_exit_rcu+0xc4/0x100 [ 45.969567] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 49.262505] ------------[ cut here ]------------ [ 49.263456] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 49.265471] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/243 [ 49.266920] Modules linked in: [ 49.267510] CPU: 1 UID: 104 PID: 243 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 49.269789] Tainted: [W]=WARN [ 49.270345] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 49.271867] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 49.272794] 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 [ 49.275923] RSP: 0018:ffff88801a2d7bc0 EFLAGS: 00010286 [ 49.276904] RAX: 0000000000000000 RBX: ffffed100345af78 RCX: ffffffff813a4050 [ 49.278204] RDX: ffff888019531bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 49.279493] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed100345af2f [ 49.280765] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 49.282062] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801a2d7df8 [ 49.283352] FS: 00007f9746fcf900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 49.284786] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 49.285863] CR2: 00007ffc0c199ef8 CR3: 000000000bd14000 CR4: 0000000000350ef0 [ 49.287160] Call Trace: [ 49.287670] [ 49.288085] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 49.288989] ? __create_object+0x59/0x80 [ 49.289777] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 49.290746] __vmalloc_noprof+0x59/0x60 [ 49.291463] bpf_prog_alloc_no_stats+0x55/0x470 [ 49.292331] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.293279] bpf_prog_alloc+0x39/0x200 [ 49.294020] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.294935] bpf_prog_create_from_user+0xb2/0x2f0 [ 49.295844] do_seccomp+0x349/0x25e0 [ 49.296519] ? find_held_lock+0x2b/0x80 [ 49.297291] ? do_prlimit+0x310/0x610 [ 49.298047] ? __pfx_do_seccomp+0x10/0x10 [ 49.298844] ? do_raw_spin_unlock+0x53/0x220 [ 49.299678] ? _raw_spin_unlock+0x1e/0x40 [ 49.300421] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 49.301395] ? static_key_count+0x60/0x80 [ 49.302184] prctl_set_seccomp+0x4e/0x70 [ 49.302959] __do_sys_prctl+0xe6c/0x1d70 [ 49.303741] ? __pfx___do_sys_prctl+0x10/0x10 [ 49.304598] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 49.305525] ? irqentry_exit+0xf3/0x650 [ 49.306292] do_syscall_64+0xbf/0x430 [ 49.307034] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 49.307977] RIP: 0033:0x7f97474c15cd [ 49.308682] 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 [ 49.311874] RSP: 002b:00007ffc0c197fe0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 49.313243] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f97474c15cd [ 49.314516] RDX: 0000561d4cdd6e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 49.315814] RBP: 00007ffc0c198040 R08: 0000000000000000 R09: 00007ffc0c1976e0 [ 49.317115] R10: 0000000000000000 R11: 0000000000000246 R12: 0000561d555b0ad0 [ 49.318409] R13: 00007ffc0c198470 R14: 0000561d555b1bc0 R15: 0000561d555c2780 [ 49.319718] [ 49.320139] irq event stamp: 1835 [ 49.320785] hardirqs last enabled at (1845): [] __up_console_sem+0x78/0x80 [ 49.322235] hardirqs last disabled at (1854): [] __up_console_sem+0x5d/0x80 [ 49.323523] softirqs last enabled at (1370): [] handle_softirqs+0x50c/0x770 [ 49.324834] softirqs last disabled at (1349): [] __irq_exit_rcu+0xc4/0x100 [ 49.326095] ---[ end trace 0000000000000000 ]--- [ 49.964259] ------------[ cut here ]------------ [ 49.965236] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 49.967221] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/250 [ 49.968668] Modules linked in: [ 49.969284] CPU: 0 UID: 104 PID: 250 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 49.971223] Tainted: [W]=WARN [ 49.971815] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 49.973301] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 49.974220] 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 [ 49.977389] RSP: 0018:ffff88801757fbc0 EFLAGS: 00010286 [ 49.978366] RAX: 0000000000000000 RBX: ffffed1002eaff78 RCX: ffffffff813a4050 [ 49.979641] RDX: ffff88800f2f8000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 49.980911] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002eaff2f [ 49.982199] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 49.983456] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801757fdf8 [ 49.984717] FS: 00007ffa1e32b900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 49.986179] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 49.987228] CR2: 00007ffc70847ef8 CR3: 0000000009a1a000 CR4: 0000000000350ef0 [ 49.988495] Call Trace: [ 49.988989] [ 49.989426] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 49.990330] ? __create_object+0x59/0x80 [ 49.991108] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 49.992078] __vmalloc_noprof+0x59/0x60 [ 49.992834] bpf_prog_alloc_no_stats+0x55/0x470 [ 49.993762] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.994688] bpf_prog_alloc+0x39/0x200 [ 49.995373] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.996293] bpf_prog_create_from_user+0xb2/0x2f0 [ 49.997222] do_seccomp+0x349/0x25e0 [ 49.997933] ? find_held_lock+0x2b/0x80 [ 49.998697] ? do_prlimit+0x310/0x610 [ 49.999395] ? __pfx_do_seccomp+0x10/0x10 [ 50.000178] ? do_raw_spin_unlock+0x53/0x220 [ 50.001003] ? _raw_spin_unlock+0x1e/0x40 [ 50.001831] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 50.002789] ? static_key_count+0x60/0x80 [ 50.003592] prctl_set_seccomp+0x4e/0x70 [ 50.004317] __do_sys_prctl+0xe6c/0x1d70 [ 50.005114] ? __pfx___do_sys_prctl+0x10/0x10 [ 50.005983] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 50.006946] ? irqentry_exit+0xf3/0x650 [ 50.007712] do_syscall_64+0xbf/0x430 [ 50.008407] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 50.009400] RIP: 0033:0x7ffa1e81d5cd [ 50.010103] 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 [ 50.013262] RSP: 002b:00007ffc708457d0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 50.014610] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007ffa1e81d5cd [ 50.015882] RDX: 0000559d90774e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 50.017184] RBP: 00007ffc70845830 R08: 0000000000000000 R09: 00007ffc70844ed0 [ 50.018474] R10: 0000000000000000 R11: 0000000000000246 R12: 0000559dafa0ab10 [ 50.019887] R13: 00007ffc70845c60 R14: 0000559dafa0b2b0 R15: 0000559dafa1f6f0 [ 50.021322] [ 50.021822] irq event stamp: 1735 [ 50.022430] hardirqs last enabled at (1743): [] __up_console_sem+0x78/0x80 [ 50.023984] hardirqs last disabled at (1752): [] __up_console_sem+0x5d/0x80 [ 50.025620] softirqs last enabled at (1702): [] handle_softirqs+0x50c/0x770 [ 50.026842] softirqs last disabled at (1697): [] __irq_exit_rcu+0xc4/0x100 [ 50.027835] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:44855' (ECDSA) to the list of known hosts. 2025/11/18 09:05:32 fuzzer started 2025/11/18 09:05:32 dialing manager at localhost:34383 2025/11/18 09:05:32 checking machine... 2025/11/18 09:05:32 checking revisions... [ 50.829054] kmemleak: Automatic memory scanning thread ended 2025/11/18 09:05:32 testing simple program... [ 50.916051] cgroup: Unknown subsys name 'net' [ 50.965480] cgroup: Unknown subsys name 'cpuset' [ 50.979008] cgroup: Unknown subsys name 'rlimit' executing program executing program executing program VM DIAGNOSIS: 09:05:32 Registers: info registers vcpu 0 RAX=0000000000010000 RBX=0000000000000000 RCX=ffffffff816300b5 RDX=ffff888016d3b780 RSI=ffffffff8132eabb RDI=0000000000000005 RBP=ffff88806ce23b00 RSP=ffff88806ce08fd8 R8 =0000000000000001 R9 =0000000000000000 R10=0000000000000000 R11=0000000000000001 R12=0000000000000000 R13=0000000000000000 R14=0000000000000000 R15=0000000000000000 RIP=ffffffff8132eac4 RFL=00000046 [---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 =0018 0000000000000000 ffffffff 00c09300 DPL=0 DS [-WA] DS =0000 0000000000000000 00000000 00000000 FS =0000 00007f9746fcf900 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe1600000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007ffc0c192000 CR3=00000000203fb000 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=ffffffffffffffffffff000000000000 XMM01=000000000000003635006b6f6c6c756e XMM02=62003d73646e756f7200323135616873 XMM03=5320444f4854454d5f54505952434e45 XMM04=40404040404040404040404040404040 XMM05=5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a XMM06=20202020202020202020202020202020 XMM07=00000000000000000000000000000000 XMM08=00000000000000000000000000202020 XMM09=ff0000ffffffffffff00000000ffffff XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=000000000002d749 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 fffffe4300000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007ffe49bd7358 CR3=000000000b736000 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=35303a393020383120766f4e3e36383c XMM01=7365733a646873732878696e755f6d61 XMM02=736f6c63206e6f6973736573203a296e XMM03=5f6d6170203a5d3234325b6468737320 XMM04=6456774875434142334f726f59427469 XMM05=485320415352203a3268737320303234 XMM06=206d6f726620746f6f7220726f662079 XMM07=00000000000000000000000000000000 XMM08=3a677562656420676f6c737973720000 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000