[ 38.941937] ------------[ cut here ]------------ [ 38.942840] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 38.944898] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/234 [ 38.946357] Modules linked in: [ 38.947000] CPU: 1 UID: 104 PID: 234 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 38.949238] Tainted: [W]=WARN [ 38.949898] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 38.951388] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 38.952318] 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 [ 38.955526] RSP: 0018:ffff888019857bc0 EFLAGS: 00010286 [ 38.956517] RAX: 0000000000000000 RBX: ffffed100330af78 RCX: ffffffff813a4050 [ 38.957810] RDX: ffff88801734d340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 38.959105] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed100330af2f [ 38.960413] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 38.961702] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888019857df8 [ 38.963004] FS: 00007fe13d15d900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 38.964468] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 38.965535] CR2: 00007ffc2d12def8 CR3: 000000000d3ea000 CR4: 0000000000350ef0 [ 38.966826] Call Trace: [ 38.967293] [ 38.967749] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 38.968707] ? __create_object+0x59/0x80 [ 38.969456] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 38.970435] __vmalloc_noprof+0x59/0x60 [ 38.971196] bpf_prog_alloc_no_stats+0x55/0x470 [ 38.972077] ? __pfx_seccomp_check_filter+0x10/0x10 [ 38.973027] bpf_prog_alloc+0x39/0x200 [ 38.973773] ? __pfx_seccomp_check_filter+0x10/0x10 [ 38.974713] bpf_prog_create_from_user+0xb2/0x2f0 [ 38.975581] do_seccomp+0x349/0x25e0 [ 38.976313] ? find_held_lock+0x2b/0x80 [ 38.977078] ? do_prlimit+0x310/0x610 [ 38.977827] ? __pfx_do_seccomp+0x10/0x10 [ 38.978578] ? do_raw_spin_unlock+0x53/0x220 [ 38.979415] ? _raw_spin_unlock+0x1e/0x40 [ 38.980203] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 38.981193] ? static_key_count+0x60/0x80 [ 38.982004] prctl_set_seccomp+0x4e/0x70 [ 38.982788] __do_sys_prctl+0xe6c/0x1d70 [ 38.983540] ? __pfx___do_sys_prctl+0x10/0x10 [ 38.984419] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 38.985400] ? irqentry_exit+0xf3/0x650 [ 38.986175] do_syscall_64+0xbf/0x430 [ 38.986923] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 38.987888] RIP: 0033:0x7fe13d64f5cd [ 38.988575] 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 [ 38.991817] RSP: 002b:00007ffc2d12b9e0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 38.993222] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fe13d64f5cd [ 38.994524] RDX: 00005637229b6e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 38.995824] RBP: 00007ffc2d12ba40 R08: 0000000000000000 R09: 00007ffc2d12b0e0 [ 38.997088] R10: 0000000000000000 R11: 0000000000000246 R12: 000056375d40aad0 [ 38.998227] R13: 00007ffc2d12be70 R14: 000056375d40bbc0 R15: 000056375d41c780 [ 38.999378] [ 38.999782] irq event stamp: 1849 [ 39.000331] hardirqs last enabled at (1857): [] __up_console_sem+0x78/0x80 [ 39.001686] hardirqs last disabled at (1866): [] __up_console_sem+0x5d/0x80 [ 39.003042] softirqs last enabled at (1376): [] handle_softirqs+0x50c/0x770 [ 39.004420] softirqs last disabled at (1355): [] __irq_exit_rcu+0xc4/0x100 [ 39.005766] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 41.228329] ------------[ cut here ]------------ [ 41.229067] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 41.230720] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/242 [ 41.231864] Modules linked in: [ 41.232351] CPU: 1 UID: 104 PID: 242 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 41.234016] Tainted: [W]=WARN [ 41.234456] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 41.235653] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 41.236372] 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 [ 41.238928] RSP: 0018:ffff88801678fbc0 EFLAGS: 00010286 [ 41.239711] RAX: 0000000000000000 RBX: ffffed1002cf1f78 RCX: ffffffff813a4050 [ 41.240749] RDX: ffff88800f1c8000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 41.241780] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002cf1f2f [ 41.242819] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 41.243854] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801678fdf8 [ 41.244894] FS: 00007f5f0c242900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 41.246036] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 41.246886] CR2: 00007f5f0c734580 CR3: 000000000de45000 CR4: 0000000000350ef0 [ 41.247920] Call Trace: [ 41.248299] [ 41.248675] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 41.249357] ? __create_object+0x59/0x80 [ 41.249992] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 41.250769] __vmalloc_noprof+0x59/0x60 [ 41.251344] bpf_prog_alloc_no_stats+0x55/0x470 [ 41.252042] ? __pfx_seccomp_check_filter+0x10/0x10 [ 41.252806] bpf_prog_alloc+0x39/0x200 [ 41.253363] ? __pfx_seccomp_check_filter+0x10/0x10 [ 41.254122] bpf_prog_create_from_user+0xb2/0x2f0 [ 41.254853] do_seccomp+0x349/0x25e0 [ 41.255396] ? __pfx_css_rstat_updated+0x10/0x10 [ 41.256115] ? __pfx_do_seccomp+0x10/0x10 [ 41.256763] ? find_held_lock+0x2b/0x80 [ 41.257342] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 41.258113] ? static_key_count+0x60/0x80 [ 41.258749] prctl_set_seccomp+0x4e/0x70 [ 41.259337] __do_sys_prctl+0xe6c/0x1d70 [ 41.259968] ? __pfx___do_sys_prctl+0x10/0x10 [ 41.260665] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 41.261397] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 41.262177] ? irqentry_exit+0xf3/0x650 [ 41.262800] do_syscall_64+0xbf/0x430 [ 41.263367] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 41.264135] RIP: 0033:0x7f5f0c7345cd [ 41.264720] 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 [ 41.267261] RSP: 002b:00007ffe60c280c0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 41.268364] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f5f0c7345cd [ 41.269399] RDX: 000055a74bdf5e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 41.270456] RBP: 00007ffe60c28120 R08: 0000000000000000 R09: 00007ffe60c277c0 [ 41.271488] R10: 0000000000000000 R11: 0000000000000246 R12: 000055a760595bf0 [ 41.272541] R13: 00007ffe60c28550 R14: 000055a76059f380 R15: 000055a7605aa460 [ 41.273623] [ 41.274012] irq event stamp: 1903 [ 41.274513] hardirqs last enabled at (1911): [] __up_console_sem+0x78/0x80 [ 41.275770] hardirqs last disabled at (1920): [] __up_console_sem+0x5d/0x80 [ 41.277039] softirqs last enabled at (1674): [] handle_softirqs+0x50c/0x770 [ 41.278332] softirqs last disabled at (1669): [] __irq_exit_rcu+0xc4/0x100 [ 41.279601] ---[ end trace 0000000000000000 ]--- [ 42.075112] ------------[ cut here ]------------ [ 42.076068] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 42.078109] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/249 [ 42.079558] Modules linked in: [ 42.080206] CPU: 1 UID: 104 PID: 249 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 42.082191] Tainted: [W]=WARN [ 42.082785] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 42.084269] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 42.085202] 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 [ 42.088391] RSP: 0018:ffff88801adefbc0 EFLAGS: 00010286 [ 42.089370] RAX: 0000000000000000 RBX: ffffed10035bdf78 RCX: ffffffff813a4050 [ 42.090651] RDX: ffff888017348000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.091921] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed10035bdf2f [ 42.093216] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 42.094496] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801adefdf8 [ 42.095781] FS: 00007f5c0cc9e900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 42.097220] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.098289] CR2: 00007f5c0d2044a6 CR3: 0000000020846000 CR4: 0000000000350ef0 [ 42.099579] Call Trace: [ 42.100085] [ 42.100514] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 42.101401] ? __create_object+0x59/0x80 [ 42.102184] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.103157] __vmalloc_noprof+0x59/0x60 [ 42.103907] bpf_prog_alloc_no_stats+0x55/0x470 [ 42.104783] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.105714] bpf_prog_alloc+0x39/0x200 [ 42.106404] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.107317] bpf_prog_create_from_user+0xb2/0x2f0 [ 42.108215] do_seccomp+0x349/0x25e0 [ 42.108938] ? find_held_lock+0x2b/0x80 [ 42.109704] ? do_prlimit+0x310/0x610 [ 42.110401] ? __pfx_do_seccomp+0x10/0x10 [ 42.111180] ? do_raw_spin_unlock+0x53/0x220 [ 42.112008] ? _raw_spin_unlock+0x1e/0x40 [ 42.112809] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 42.113771] ? static_key_count+0x60/0x80 [ 42.114517] prctl_set_seccomp+0x4e/0x70 [ 42.115384] __do_sys_prctl+0xe6c/0x1d70 [ 42.116210] ? __pfx___do_sys_prctl+0x10/0x10 [ 42.117087] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 42.118042] ? irqentry_exit+0xf3/0x650 [ 42.118807] do_syscall_64+0xbf/0x430 [ 42.119498] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.120461] RIP: 0033:0x7f5c0d1905cd [ 42.121152] 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 [ 42.124275] RSP: 002b:00007ffc04e1efd0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 42.125662] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f5c0d1905cd [ 42.126948] RDX: 00005609c0b1be00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.128220] RBP: 00007ffc04e1f030 R08: 0000000000000000 R09: 00007ffc04e1e6d0 [ 42.129517] R10: 0000000000000000 R11: 0000000000000246 R12: 00005609c8a51ad0 [ 42.130794] R13: 00007ffc04e1f460 R14: 00005609c8a52bc0 R15: 00005609c8a63780 [ 42.132103] [ 42.132535] irq event stamp: 1721 [ 42.133195] hardirqs last enabled at (1737): [] __up_console_sem+0x78/0x80 [ 42.134724] hardirqs last disabled at (1746): [] __up_console_sem+0x5d/0x80 [ 42.136269] softirqs last enabled at (1734): [] handle_softirqs+0x50c/0x770 [ 42.137825] softirqs last disabled at (1729): [] __irq_exit_rcu+0xc4/0x100 [ 42.139330] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:56874' (ECDSA) to the list of known hosts. 2025/11/17 20:24:44 fuzzer started 2025/11/17 20:24:44 dialing manager at localhost:37895 2025/11/17 20:24:44 checking machine... 2025/11/17 20:24:44 checking revisions... [ 43.057083] kmemleak: Automatic memory scanning thread ended 2025/11/17 20:24:44 testing simple program... [ 43.146369] cgroup: Unknown subsys name 'net' [ 43.218550] cgroup: Unknown subsys name 'cpuset' [ 43.234966] cgroup: Unknown subsys name 'rlimit' executing program executing program VM DIAGNOSIS: 20:24:43 Registers: info registers vcpu 0 RAX=ffff88800f1cb780 RBX=0000000000000000 RCX=0000000000000001 RDX=0000000000000000 RSI=ffffffff81b4c2f9 RDI=fffffbfff0bc3ffc RBP=ffffffff85e1ffe0 RSP=ffff88801b8a7b68 R8 =0000000000000000 R9 =0000000000000000 R10=ffffffff8664f657 R11=0000000000000001 R12=0000000000000002 R13=0000000000000000 R14=0000000000000000 R15=0000000000000246 RIP=ffffffff8152933a RFL=00000002 [-------] 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 00007f5f0c242900 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=00007ffe60c22000 CR3=0000000020868000 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=dffffc0000000000 RBX=ffff888009643780 RCX=ffff88806cf089c4 RDX=0000000000000000 RSI=ffffffff84c7174e RDI=ffff888009643b7c RBP=ffff888009643780 RSP=ffff88806cf089e8 R8 =ffffffff869d92cc R9 =0000000000000000 R10=000000000003c9ed R11=000000000000031f R12=0000000000000000 R13=ffff88806cf08ab8 R14=ffff888009643780 R15=ffff88806cf08a70 RIP=ffffffff815bd617 RFL=00000217 [----APC] 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 fffffe6d00000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007fffc2877c38 CR3=000000000b6b1000 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=34323a303220373120766f4e3e36383c XMM01=7365733a646873732878696e755f6d61 XMM02=736f6c63206e6f6973736573203a296e XMM03=5f6d6170203a5d3134325b6468737320 XMM04=6456774875434142334f726f59427469 XMM05=485320415352203a3268737320343333 XMM06=206d6f726620746f6f7220726f662079 XMM07=00000000000000000000000000000000 XMM08=3a677562656420676f6c737973720000 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000