[ 54.213007] ------------[ cut here ]------------ [ 54.213876] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 54.215584] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/237 [ 54.216806] Modules linked in: [ 54.217324] CPU: 1 UID: 104 PID: 237 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 54.218988] Tainted: [W]=WARN [ 54.219487] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 54.220733] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 54.221512] 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 [ 54.224155] RSP: 0018:ffff888016b97bc0 EFLAGS: 00010286 [ 54.224923] RAX: 0000000000000000 RBX: ffffed1002d72f78 RCX: ffffffff813a4050 [ 54.226000] RDX: ffff8880170c3780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 54.227054] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002d72f2f [ 54.228157] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 54.229223] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888016b97df8 [ 54.230315] FS: 00007f11cb5fe900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 54.231518] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 54.232400] CR2: 00007ffe04cb7ef8 CR3: 000000000b89b000 CR4: 0000000000350ef0 [ 54.233462] Call Trace: [ 54.233858] [ 54.234238] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 54.234941] ? __create_object+0x59/0x80 [ 54.235599] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 54.236402] __vmalloc_noprof+0x59/0x60 [ 54.236990] bpf_prog_alloc_no_stats+0x55/0x470 [ 54.237737] ? __pfx_seccomp_check_filter+0x10/0x10 [ 54.238515] bpf_prog_alloc+0x39/0x200 [ 54.239138] ? __pfx_seccomp_check_filter+0x10/0x10 [ 54.239870] bpf_prog_create_from_user+0xb2/0x2f0 [ 54.240629] do_seccomp+0x349/0x25e0 [ 54.241217] ? find_held_lock+0x2b/0x80 [ 54.241819] ? do_prlimit+0x310/0x610 [ 54.242429] ? __pfx_do_seccomp+0x10/0x10 [ 54.243041] ? do_raw_spin_unlock+0x53/0x220 [ 54.243723] ? _raw_spin_unlock+0x1e/0x40 [ 54.244374] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 54.245170] ? static_key_count+0x60/0x80 [ 54.245805] prctl_set_seccomp+0x4e/0x70 [ 54.246453] __do_sys_prctl+0xe6c/0x1d70 [ 54.247070] ? __pfx___do_sys_prctl+0x10/0x10 [ 54.247784] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 54.248589] ? irqentry_exit+0xf3/0x650 [ 54.249213] do_syscall_64+0xbf/0x430 [ 54.249796] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 54.250588] RIP: 0033:0x7f11cbaf05cd [ 54.251170] 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 [ 54.253802] RSP: 002b:00007ffe04cb6d30 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 54.254945] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f11cbaf05cd [ 54.256015] RDX: 00005614f6b62e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 54.257102] RBP: 00007ffe04cb6d90 R08: 0000000000000000 R09: 00007ffe04cb6430 [ 54.258194] R10: 0000000000000000 R11: 0000000000000246 R12: 0000561515b8db10 [ 54.259263] R13: 00007ffe04cb71c0 R14: 0000561515b8e2b0 R15: 0000561515ba26f0 [ 54.260348] [ 54.260698] irq event stamp: 1737 [ 54.261243] hardirqs last enabled at (1747): [] __up_console_sem+0x78/0x80 [ 54.262518] hardirqs last disabled at (1756): [] __up_console_sem+0x5d/0x80 [ 54.263782] softirqs last enabled at (1292): [] handle_softirqs+0x50c/0x770 [ 54.265081] softirqs last disabled at (1775): [] __irq_exit_rcu+0xc4/0x100 [ 54.266376] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 57.436713] ------------[ cut here ]------------ [ 57.437650] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 57.439719] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/246 [ 57.441202] Modules linked in: [ 57.441816] CPU: 0 UID: 104 PID: 246 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 57.443836] Tainted: [W]=WARN [ 57.444455] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 57.445942] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 57.446866] 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 [ 57.450043] RSP: 0018:ffff888019ca7bc0 EFLAGS: 00010286 [ 57.451022] RAX: 0000000000000000 RBX: ffffed1003394f78 RCX: ffffffff813a4050 [ 57.452350] RDX: ffff888016ad9bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 57.453640] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1003394f2f [ 57.454943] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 57.456226] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888019ca7df8 [ 57.457531] FS: 00007f79b20d8900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 57.458989] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 57.460051] CR2: 00007ffc4ec8eef8 CR3: 0000000013bc1000 CR4: 0000000000350ef0 [ 57.461354] Call Trace: [ 57.461846] [ 57.462320] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 57.463245] ? __create_object+0x59/0x80 [ 57.463999] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 57.464973] __vmalloc_noprof+0x59/0x60 [ 57.465722] bpf_prog_alloc_no_stats+0x55/0x470 [ 57.466637] ? __pfx_seccomp_check_filter+0x10/0x10 [ 57.467592] bpf_prog_alloc+0x39/0x200 [ 57.468347] ? __pfx_seccomp_check_filter+0x10/0x10 [ 57.469286] bpf_prog_create_from_user+0xb2/0x2f0 [ 57.470215] do_seccomp+0x349/0x25e0 [ 57.470910] ? find_held_lock+0x2b/0x80 [ 57.471675] ? do_prlimit+0x310/0x610 [ 57.472442] ? __pfx_do_seccomp+0x10/0x10 [ 57.473248] ? do_raw_spin_unlock+0x53/0x220 [ 57.474070] ? _raw_spin_unlock+0x1e/0x40 [ 57.474868] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 57.475845] ? static_key_count+0x60/0x80 [ 57.476663] prctl_set_seccomp+0x4e/0x70 [ 57.477443] __do_sys_prctl+0xe6c/0x1d70 [ 57.478255] ? __pfx___do_sys_prctl+0x10/0x10 [ 57.479081] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 57.480058] ? irqentry_exit+0xf3/0x650 [ 57.480853] do_syscall_64+0xbf/0x430 [ 57.481599] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 57.482580] RIP: 0033:0x7f79b25ca5cd [ 57.483291] 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 [ 57.486489] RSP: 002b:00007ffc4ec8c890 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 57.487887] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f79b25ca5cd [ 57.489188] RDX: 000055bd0a5eae00 RSI: 0000000000000002 RDI: 0000000000000016 [ 57.490512] RBP: 00007ffc4ec8c8f0 R08: 0000000000000000 R09: 00007ffc4ec8bf90 [ 57.491333] R10: 0000000000000000 R11: 0000000000000246 R12: 000055bd2b0c1240 [ 57.492150] R13: 00007ffc4ec8cd20 R14: 000055bd2b0ca380 R15: 000055bd2b0d5540 [ 57.492946] [ 57.493251] irq event stamp: 1737 [ 57.493636] hardirqs last enabled at (1745): [] __up_console_sem+0x78/0x80 [ 57.494603] hardirqs last disabled at (1754): [] __up_console_sem+0x5d/0x80 [ 57.495305] softirqs last enabled at (1734): [] handle_softirqs+0x50c/0x770 [ 57.495995] softirqs last disabled at (1729): [] __irq_exit_rcu+0xc4/0x100 [ 57.496699] ---[ end trace 0000000000000000 ]--- [ 58.241874] ------------[ cut here ]------------ [ 58.242779] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 58.244778] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/254 [ 58.246250] Modules linked in: [ 58.246834] CPU: 1 UID: 104 PID: 254 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 58.249039] Tainted: [W]=WARN [ 58.249709] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 58.251188] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 58.252055] 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 [ 58.255206] RSP: 0018:ffff88801889fbc0 EFLAGS: 00010286 [ 58.256184] RAX: 0000000000000000 RBX: ffffed1003113f78 RCX: ffffffff813a4050 [ 58.257460] RDX: ffff888013e35340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 58.258765] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1003113f2f [ 58.260043] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 58.261333] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801889fdf8 [ 58.262624] FS: 00007fabeca80900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 58.264066] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 58.265128] CR2: 00007fffff087ef8 CR3: 00000000175d9000 CR4: 0000000000350ef0 [ 58.266398] Call Trace: [ 58.266862] [ 58.267315] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 58.268207] ? __create_object+0x59/0x80 [ 58.268962] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 58.269936] __vmalloc_noprof+0x59/0x60 [ 58.270709] bpf_prog_alloc_no_stats+0x55/0x470 [ 58.271582] ? __pfx_seccomp_check_filter+0x10/0x10 [ 58.272501] bpf_prog_alloc+0x39/0x200 [ 58.273228] ? __pfx_seccomp_check_filter+0x10/0x10 [ 58.274159] bpf_prog_create_from_user+0xb2/0x2f0 [ 58.274997] do_seccomp+0x349/0x25e0 [ 58.275701] ? find_held_lock+0x2b/0x80 [ 58.276443] ? do_prlimit+0x310/0x610 [ 58.277185] ? __pfx_do_seccomp+0x10/0x10 [ 58.277935] ? do_raw_spin_unlock+0x53/0x220 [ 58.278766] ? _raw_spin_unlock+0x1e/0x40 [ 58.279540] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 58.280492] ? static_key_count+0x60/0x80 [ 58.281291] prctl_set_seccomp+0x4e/0x70 [ 58.282022] __do_sys_prctl+0xe6c/0x1d70 [ 58.282799] ? __pfx___do_sys_prctl+0x10/0x10 [ 58.283669] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 58.284644] ? irqentry_exit+0xf3/0x650 [ 58.285411] do_syscall_64+0xbf/0x430 [ 58.286163] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 58.287056] RIP: 0033:0x7fabecf725cd [ 58.287748] 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 [ 58.290913] RSP: 002b:00007fffff086e80 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 58.292266] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fabecf725cd [ 58.293529] RDX: 0000562ecb441e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 58.294820] RBP: 00007fffff086ee0 R08: 0000000000000000 R09: 00007fffff086580 [ 58.296113] R10: 0000000000000000 R11: 0000000000000246 R12: 0000562ed7e4fad0 [ 58.297389] R13: 00007fffff087310 R14: 0000562ed7e50bc0 R15: 0000562ed7e61780 [ 58.298592] [ 58.298943] irq event stamp: 1863 [ 58.299487] hardirqs last enabled at (1873): [] __up_console_sem+0x78/0x80 [ 58.300747] hardirqs last disabled at (1882): [] __up_console_sem+0x5d/0x80 [ 58.302008] softirqs last enabled at (1484): [] handle_softirqs+0x50c/0x770 [ 58.303288] softirqs last disabled at (1479): [] __irq_exit_rcu+0xc4/0x100 [ 58.304538] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:35335' (ECDSA) to the list of known hosts. 2025/11/17 17:25:39 fuzzer started 2025/11/17 17:25:40 dialing manager at localhost:37895 2025/11/17 17:25:40 checking machine... 2025/11/17 17:25:40 checking revisions... [ 59.106734] kmemleak: Automatic memory scanning thread ended 2025/11/17 17:25:40 testing simple program... [ 59.232307] cgroup: Unknown subsys name 'net' [ 59.287448] cgroup: Unknown subsys name 'cpuset' [ 59.304550] cgroup: Unknown subsys name 'rlimit' executing program executing program executing program VM DIAGNOSIS: 17:25:39 Registers: info registers vcpu 0 RAX=0000000000000000 RBX=0000000000000000 RCX=0000000000000002 RDX=0000000000000000 RSI=ffffffff8135e4bd RDI=fffffbfff0bc3ffc RBP=ffffffff85e1ffe0 RSP=ffff88806ce088f0 R8 =0000000000000000 R9 =0000000000000000 R10=000000000003c9ed R11=000000000000a846 R12=0000000000000002 R13=ffffffff8135e4bd R14=0000000000000000 R15=ffff88806ce08a00 RIP=ffffffff81b2d128 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 00007f79b20d8900 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe0b00000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007ffc4ec86000 CR3=000000001ffb0000 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=0000000000000000ffff000000000000 XMM02=2f00646f6874656d5f74707972636e65 XMM03=5320444f4854454d5f54505952434e45 XMM04=40404040404040404040404040404040 XMM05=5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a XMM06=20202020202020202020202020202020 XMM07=ff00ffffffffffffffffffffffffffff XMM08=20002020202020200020202020202020 XMM09=0000ffffffffffffffffffffffffffff XMM10=00002020202020200020202020202020 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=dffffc0000000000 RBX=ffff88806cf381e8 RCX=ffffffff815c4c58 RDX=1ffff110017f10ee RSI=000000000000920c RDI=ffff88806cf381f0 RBP=ffff88800bf88770 RSP=ffff88806cf08dc8 R8 =0000000000000000 R9 =fffffbfff0cc9eca R10=ffffffff8664f657 R11=0000000000000001 R12=000000000be66d01 R13=000000000000920c R14=ffff88806cf381e8 R15=ffff88806cf38152 RIP=ffffffff815de65c 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 fffffe2300000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007ffd6dfa4438 CR3=000000001626d000 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=35323a373120373120766f4e3e36383c XMM01=7365733a646873732878696e755f6d61 XMM02=736f6c63206e6f6973736573203a296e XMM03=5f6d6170203a5d3534325b6468737320 XMM04=6456774875434142334f726f59427469 XMM05=485320415352203a3268737320303330 XMM06=206d6f726620746f6f7220726f662079 XMM07=00000000000000000000000000000000 XMM08=3a677562656420676f6c737973720000 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000