[ 39.041071] ------------[ cut here ]------------ [ 39.041671] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 39.042871] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/232 [ 39.043746] Modules linked in: [ 39.044110] CPU: 1 UID: 104 PID: 232 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 39.045311] Tainted: [W]=WARN [ 39.045682] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 39.046576] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 39.047109] 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 [ 39.049042] RSP: 0018:ffff888019bc7bc0 EFLAGS: 00010286 [ 39.049637] RAX: 0000000000000000 RBX: ffffed1003378f78 RCX: ffffffff813a4050 [ 39.050378] RDX: ffff88801a5e8000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 39.051159] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1003378f2f [ 39.051940] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 39.052717] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888019bc7df8 [ 39.053455] FS: 00007f9e70979900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 39.054319] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 39.054953] CR2: 00007ffe883a3ef8 CR3: 000000001cd61000 CR4: 0000000000350ef0 [ 39.055716] Call Trace: [ 39.055992] [ 39.056246] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 39.056782] ? __create_object+0x59/0x80 [ 39.057230] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.057810] __vmalloc_noprof+0x59/0x60 [ 39.058248] bpf_prog_alloc_no_stats+0x55/0x470 [ 39.058768] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.059302] bpf_prog_alloc+0x39/0x200 [ 39.059748] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.060290] bpf_prog_create_from_user+0xb2/0x2f0 [ 39.060831] do_seccomp+0x349/0x25e0 [ 39.061233] ? find_held_lock+0x2b/0x80 [ 39.061688] ? do_prlimit+0x310/0x610 [ 39.062106] ? __pfx_do_seccomp+0x10/0x10 [ 39.062576] ? do_raw_spin_unlock+0x53/0x220 [ 39.063051] ? _raw_spin_unlock+0x1e/0x40 [ 39.063518] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 39.064065] ? static_key_count+0x60/0x80 [ 39.064554] prctl_set_seccomp+0x4e/0x70 [ 39.064994] __do_sys_prctl+0xe6c/0x1d70 [ 39.065434] ? __pfx___do_sys_prctl+0x10/0x10 [ 39.065950] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 39.066526] ? irqentry_exit+0xf3/0x650 [ 39.066960] do_syscall_64+0xbf/0x430 [ 39.067373] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 39.067940] RIP: 0033:0x7f9e70e6b5cd [ 39.068347] 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 [ 39.070253] RSP: 002b:00007ffe883a1c30 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 39.071087] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f9e70e6b5cd [ 39.071856] RDX: 0000564a77134e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 39.072646] RBP: 00007ffe883a1c90 R08: 0000000000000000 R09: 00007ffe883a1330 [ 39.073395] R10: 0000000000000000 R11: 0000000000000246 R12: 0000564aa24012b0 [ 39.074168] R13: 00007ffe883a20c0 R14: 0000564aa2403d20 R15: 0000564aa24158d0 [ 39.074959] [ 39.075214] irq event stamp: 1681 [ 39.075609] hardirqs last enabled at (1691): [] __up_console_sem+0x78/0x80 [ 39.076532] hardirqs last disabled at (1700): [] __up_console_sem+0x5d/0x80 [ 39.077420] softirqs last enabled at (1264): [] handle_softirqs+0x50c/0x770 [ 39.078358] softirqs last disabled at (1249): [] __irq_exit_rcu+0xc4/0x100 [ 39.079274] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 42.037023] ------------[ cut here ]------------ [ 42.037957] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 42.040024] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/240 [ 42.041516] Modules linked in: [ 42.042111] CPU: 1 UID: 104 PID: 240 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 42.044086] Tainted: [W]=WARN [ 42.044707] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 42.046162] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 42.047079] 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 [ 42.050232] RSP: 0018:ffff88801a7ffbc0 EFLAGS: 00010286 [ 42.051203] RAX: 0000000000000000 RBX: ffffed10034fff78 RCX: ffffffff813a4050 [ 42.052525] RDX: ffff88801a5ed340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.053832] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed10034fff2f [ 42.055115] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 42.056440] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801a7ffdf8 [ 42.057759] FS: 00007fda02bb0900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 42.059218] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.060301] CR2: 00007ffdfcf3aef8 CR3: 0000000020233000 CR4: 0000000000350ef0 [ 42.061585] Call Trace: [ 42.062052] [ 42.062472] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 42.063362] ? __create_object+0x59/0x80 [ 42.064141] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.065105] __vmalloc_noprof+0x59/0x60 [ 42.065859] bpf_prog_alloc_no_stats+0x55/0x470 [ 42.066728] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.067657] bpf_prog_alloc+0x39/0x200 [ 42.068359] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.069293] bpf_prog_create_from_user+0xb2/0x2f0 [ 42.070190] do_seccomp+0x349/0x25e0 [ 42.070912] ? find_held_lock+0x2b/0x80 [ 42.071665] ? do_prlimit+0x310/0x610 [ 42.072380] ? __pfx_do_seccomp+0x10/0x10 [ 42.073173] ? do_raw_spin_unlock+0x53/0x220 [ 42.073994] ? _raw_spin_unlock+0x1e/0x40 [ 42.074784] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 42.075742] ? static_key_count+0x60/0x80 [ 42.076555] prctl_set_seccomp+0x4e/0x70 [ 42.077284] __do_sys_prctl+0xe6c/0x1d70 [ 42.078053] ? __pfx___do_sys_prctl+0x10/0x10 [ 42.078895] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 42.079853] ? irqentry_exit+0xf3/0x650 [ 42.080625] do_syscall_64+0xbf/0x430 [ 42.081315] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.082264] RIP: 0033:0x7fda030a25cd [ 42.082964] 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 [ 42.086133] RSP: 002b:00007ffdfcf38830 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 42.087516] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fda030a25cd [ 42.088834] RDX: 0000560ad4c4de00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.090126] RBP: 00007ffdfcf38890 R08: 0000000000000000 R09: 00007ffdfcf37f30 [ 42.091403] R10: 0000000000000000 R11: 0000000000000246 R12: 0000560aee81f240 [ 42.092685] R13: 00007ffdfcf38cc0 R14: 0000560aee828380 R15: 0000560aee833540 [ 42.093983] [ 42.094407] irq event stamp: 1721 [ 42.095051] hardirqs last enabled at (1731): [] __up_console_sem+0x78/0x80 [ 42.096586] hardirqs last disabled at (1740): [] __up_console_sem+0x5d/0x80 [ 42.097970] softirqs last enabled at (1420): [] handle_softirqs+0x50c/0x770 [ 42.099250] softirqs last disabled at (1411): [] __irq_exit_rcu+0xc4/0x100 [ 42.100542] ---[ end trace 0000000000000000 ]--- [ 42.951830] ------------[ cut here ]------------ [ 42.952743] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 42.954751] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/248 [ 42.956212] Modules linked in: [ 42.956849] CPU: 1 UID: 104 PID: 248 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 42.959035] Tainted: [W]=WARN [ 42.960038] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 42.961531] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 42.962388] 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 [ 42.965536] RSP: 0018:ffff88800f007bc0 EFLAGS: 00010286 [ 42.966464] RAX: 0000000000000000 RBX: ffffed1001e00f78 RCX: ffffffff813a4050 [ 42.967723] RDX: ffff888016d99bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.969001] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1001e00f2f [ 42.970266] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 42.971536] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88800f007df8 [ 42.972824] FS: 00007f2fe2c98900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 42.974252] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.975293] CR2: 00007ffe46024ef8 CR3: 00000000201ac000 CR4: 0000000000350ef0 [ 42.976566] Call Trace: [ 42.977027] [ 42.977434] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 42.978329] ? __create_object+0x59/0x80 [ 42.979093] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.980041] __vmalloc_noprof+0x59/0x60 [ 42.980791] bpf_prog_alloc_no_stats+0x55/0x470 [ 42.981646] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.982581] bpf_prog_alloc+0x39/0x200 [ 42.983258] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.984166] bpf_prog_create_from_user+0xb2/0x2f0 [ 42.985070] do_seccomp+0x349/0x25e0 [ 42.985787] ? find_held_lock+0x2b/0x80 [ 42.986541] ? do_prlimit+0x310/0x610 [ 42.987231] ? __pfx_do_seccomp+0x10/0x10 [ 42.988001] ? do_raw_spin_unlock+0x53/0x220 [ 42.988829] ? _raw_spin_unlock+0x1e/0x40 [ 42.989614] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 42.990569] ? static_key_count+0x60/0x80 [ 42.991318] prctl_set_seccomp+0x4e/0x70 [ 42.992077] __do_sys_prctl+0xe6c/0x1d70 [ 42.992865] ? __pfx___do_sys_prctl+0x10/0x10 [ 42.993718] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 42.994678] ? irqentry_exit+0xf3/0x650 [ 42.995399] do_syscall_64+0xbf/0x430 [ 42.996126] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.997081] RIP: 0033:0x7f2fe318a5cd [ 42.997776] 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 [ 43.000913] RSP: 002b:00007ffe46022440 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 43.002258] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f2fe318a5cd [ 43.003533] RDX: 00005569ce60ce00 RSI: 0000000000000002 RDI: 0000000000000016 [ 43.004803] RBP: 00007ffe460224a0 R08: 0000000000000000 R09: 00007ffe46021b40 [ 43.006069] R10: 0000000000000000 R11: 0000000000000246 R12: 0000556a0e4aa240 [ 43.007335] R13: 00007ffe460228d0 R14: 0000556a0e4b3380 R15: 0000556a0e4be540 [ 43.008631] [ 43.009051] irq event stamp: 1879 [ 43.009678] hardirqs last enabled at (1889): [] __up_console_sem+0x78/0x80 [ 43.011184] hardirqs last disabled at (1898): [] __up_console_sem+0x5d/0x80 [ 43.012693] softirqs last enabled at (1868): [] handle_softirqs+0x50c/0x770 [ 43.014215] softirqs last disabled at (1859): [] __irq_exit_rcu+0xc4/0x100 [ 43.015710] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:13232' (ECDSA) to the list of known hosts. 2025/11/18 10:57:32 fuzzer started 2025/11/18 10:57:33 dialing manager at localhost:34383 2025/11/18 10:57:33 checking machine... 2025/11/18 10:57:33 checking revisions... [ 43.930963] kmemleak: Automatic memory scanning thread ended 2025/11/18 10:57:33 testing simple program... [ 44.028677] cgroup: Unknown subsys name 'net' [ 44.102369] cgroup: Unknown subsys name 'cpuset' [ 44.114415] cgroup: Unknown subsys name 'rlimit' executing program executing program VM DIAGNOSIS: 10:57:32 Registers: info registers vcpu 0 RAX=00000000000000c4 RBX=ffff8880163b9bc0 RCX=0000000000000200 RDX=0000000000000008 RSI=ffff8880163ba640 RDI=ffff8880163ba618 RBP=ffff8880163ba618 RSP=ffff88806ce08880 R8 =0000000000000001 R9 =0000000000000000 R10=0000000000000001 R11=0000000000000000 R12=ffff8880163ba640 R13=b503ba001073dead R14=0000000000000000 R15=0000000000000001 RIP=ffffffff815228f3 RFL=00000003 [------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 00007fda02bb0900 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe2c00000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007ffdfcf32000 CR3=0000000009bdd000 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=563412feff00545000000000000080fe XMM01=74696d7265705f6d61703d73726f746e XMM02=000000000000000000000000000000ff XMM03=0000006f730074696d7265705f6d6170 XMM04=40404040404040404040404040404040 XMM05=5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a XMM06=20202020202020202020202020202020 XMM07=00000000000000000000000000000000 XMM08=61662029286e65706f5f746964756100 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=ffffffffffffffff RBX=dffffc0000000000 RCX=ffff888009757c04 RDX=0000000000000000 RSI=ffffffff85e1fec0 RDI=ffff8880096fc1d8 RBP=ffffffff85e1fec0 RSP=ffff888009757bf8 R8 =0000000000000001 R9 =0000000000000001 R10=ffffffff8664f857 R11=0000000000000000 R12=ffffffff815d6c93 R13=0000000000000206 R14=ffff8880096fb780 R15=0000000000000001 RIP=ffffffff81528fc6 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 0000000000000000 00000000 00000000 GS =0000 ffff8880e548f000 00000000 00000000 LDT=0000 fffffe3b00000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f352aeca000 CR3=000000000e4e0000 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=840c2d1a34cbb196914c10801aaf2fe9 XMM02=00000000003040a0eff9b2d0a8fce9cb XMM03=00000000003041702c67c8bc2e329bc3 XMM04=a6c03790b19ab9fb00000000000ae988 XMM05=a222207b93f9c72e000000000031ee88 XMM06=d74844bf967d85ba000000000031df28 XMM07=e042d86d42eb936e000000000030d8d8 XMM08=7fbc87b7b015e7c50000000000304170 XMM09=00000000000000000000000000000000 XMM10=20200000000020202020202020200000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000