[ 39.243686] ------------[ cut here ]------------ [ 39.244400] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 39.246108] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/232 [ 39.247359] Modules linked in: [ 39.248083] CPU: 1 UID: 104 PID: 232 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 39.249804] Tainted: [W]=WARN [ 39.250277] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 39.251492] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 39.252259] 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 [ 39.254895] RSP: 0018:ffff8880191a7bc0 EFLAGS: 00010286 [ 39.255705] RAX: 0000000000000000 RBX: ffffed1003234f78 RCX: ffffffff813a4050 [ 39.256765] RDX: ffff888016e95340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 39.257822] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1003234f2f [ 39.258898] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000400dc0 [ 39.259952] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff8880191a7df8 [ 39.261033] FS: 00007fe59a6e0900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 39.262254] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 39.263146] CR2: 00007ffd8c565ef7 CR3: 000000000e23c000 CR4: 0000000000350ef0 [ 39.264213] Call Trace: [ 39.264597] [ 39.264972] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 39.265722] ? __create_object+0x59/0x80 [ 39.266365] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.267178] __vmalloc_noprof+0x59/0x60 [ 39.267802] bpf_prog_alloc_no_stats+0x55/0x470 [ 39.268493] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.269276] bpf_prog_alloc+0x39/0x200 [ 39.269883] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.270667] bpf_prog_create_from_user+0xb2/0x2f0 [ 39.271377] do_seccomp+0x349/0x25e0 [ 39.271970] ? find_held_lock+0x2b/0x80 [ 39.272578] ? do_prlimit+0x310/0x610 [ 39.273208] ? __pfx_do_seccomp+0x10/0x10 [ 39.273866] ? do_raw_spin_unlock+0x53/0x220 [ 39.274533] ? _raw_spin_unlock+0x1e/0x40 [ 39.275190] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 39.275997] ? static_key_count+0x60/0x80 [ 39.276663] prctl_set_seccomp+0x4e/0x70 [ 39.277279] __do_sys_prctl+0xe6c/0x1d70 [ 39.277930] ? __pfx___do_sys_prctl+0x10/0x10 [ 39.278677] ? trace_irq_disable.constprop.0+0xc2/0x100 [ 39.279443] ? exit_to_user_mode_loop+0xcf/0x4d0 [ 39.280200] do_syscall_64+0xbf/0x430 [ 39.280819] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 39.281565] RIP: 0033:0x7fe59abd25cd [ 39.282154] 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 [ 39.284799] RSP: 002b:00007ffd8c563670 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 39.285930] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fe59abd25cd [ 39.287012] RDX: 0000560cc29a7e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 39.288083] RBP: 00007ffd8c5636d0 R08: 0000000000000000 R09: 00007ffd8c562d70 [ 39.289137] R10: 0000000000000000 R11: 0000000000000246 R12: 0000560cebf10ad0 [ 39.290202] R13: 00007ffd8c563b00 R14: 0000560cebf11bc0 R15: 0000560cebf22780 [ 39.291301] [ 39.291688] irq event stamp: 1791 [ 39.292183] hardirqs last enabled at (1799): [] __up_console_sem+0x78/0x80 [ 39.293433] hardirqs last disabled at (1808): [] __up_console_sem+0x5d/0x80 [ 39.294683] softirqs last enabled at (1738): [] handle_softirqs+0x50c/0x770 [ 39.295961] softirqs last disabled at (1729): [] __irq_exit_rcu+0xc4/0x100 [ 39.297199] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 41.557027] ------------[ cut here ]------------ [ 41.557610] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 41.558928] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/241 [ 41.559873] Modules linked in: [ 41.560258] CPU: 0 UID: 104 PID: 241 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 41.561530] Tainted: [W]=WARN [ 41.561921] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 41.562870] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 41.563434] 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 [ 41.565470] RSP: 0018:ffff88801937fbc0 EFLAGS: 00010286 [ 41.566088] RAX: 0000000000000000 RBX: ffffed100326ff78 RCX: ffffffff813a4050 [ 41.566909] RDX: ffff888018069bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 41.567757] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed100326ff2f [ 41.568541] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 41.569354] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801937fdf8 [ 41.570164] FS: 00007f21e6a80900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 41.571082] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 41.571759] CR2: 00007fff05a90ef7 CR3: 000000001d82a000 CR4: 0000000000350ef0 [ 41.572554] Call Trace: [ 41.572882] [ 41.573145] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 41.573705] ? __create_object+0x59/0x80 [ 41.574176] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 41.574812] __vmalloc_noprof+0x59/0x60 [ 41.575256] bpf_prog_alloc_no_stats+0x55/0x470 [ 41.575818] ? __pfx_seccomp_check_filter+0x10/0x10 [ 41.576386] bpf_prog_alloc+0x39/0x200 [ 41.576864] ? __pfx_seccomp_check_filter+0x10/0x10 [ 41.577428] bpf_prog_create_from_user+0xb2/0x2f0 [ 41.578005] do_seccomp+0x349/0x25e0 [ 41.578440] ? find_held_lock+0x2b/0x80 [ 41.578919] ? do_prlimit+0x310/0x610 [ 41.579367] ? __pfx_do_seccomp+0x10/0x10 [ 41.579869] ? do_raw_spin_unlock+0x53/0x220 [ 41.580383] ? _raw_spin_unlock+0x1e/0x40 [ 41.580870] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 41.581458] ? static_key_count+0x60/0x80 [ 41.581975] prctl_set_seccomp+0x4e/0x70 [ 41.582456] __do_sys_prctl+0xe6c/0x1d70 [ 41.582952] ? __pfx___do_sys_prctl+0x10/0x10 [ 41.583472] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 41.584068] ? irqentry_exit+0xf3/0x650 [ 41.584527] do_syscall_64+0xbf/0x430 [ 41.585032] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 41.585729] RIP: 0033:0x7f21e6f725cd [ 41.586213] 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 [ 41.588301] RSP: 002b:00007fff05a8eee0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 41.589135] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f21e6f725cd [ 41.589902] RDX: 00005654debf0e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 41.590689] RBP: 00007fff05a8ef40 R08: 0000000000000000 R09: 00007fff05a8e5e0 [ 41.591451] R10: 0000000000000000 R11: 0000000000000246 R12: 00005654f4f28ad0 [ 41.592246] R13: 00007fff05a8f370 R14: 00005654f4f29bc0 R15: 00005654f4f3a780 [ 41.593052] [ 41.593313] irq event stamp: 1677 [ 41.593717] hardirqs last enabled at (1687): [] __up_console_sem+0x78/0x80 [ 41.594654] hardirqs last disabled at (1696): [] __up_console_sem+0x5d/0x80 [ 41.595542] softirqs last enabled at (1194): [] handle_softirqs+0x50c/0x770 [ 41.596511] softirqs last disabled at (1185): [] __irq_exit_rcu+0xc4/0x100 [ 41.597450] ---[ end trace 0000000000000000 ]--- [ 42.333775] ------------[ cut here ]------------ [ 42.334243] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 42.335279] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/250 [ 42.336036] Modules linked in: [ 42.336341] CPU: 0 UID: 104 PID: 250 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 42.337369] Tainted: [W]=WARN [ 42.337691] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 42.338429] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 42.338899] 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 [ 42.340533] RSP: 0018:ffff88800f5bfbc0 EFLAGS: 00010286 [ 42.341043] RAX: 0000000000000000 RBX: ffffed1001eb7f78 RCX: ffffffff813a4050 [ 42.341704] RDX: ffff888017233780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.342348] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1001eb7f2f [ 42.343004] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 42.343658] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88800f5bfdf8 [ 42.344293] FS: 00007f7fb96e8900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 42.345030] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.345554] CR2: 00007ffd7e1b5ef7 CR3: 0000000013fcd000 CR4: 0000000000350ef0 [ 42.346214] Call Trace: [ 42.346460] [ 42.346687] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 42.347127] ? __create_object+0x59/0x80 [ 42.347503] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.348003] __vmalloc_noprof+0x59/0x60 [ 42.348371] bpf_prog_alloc_no_stats+0x55/0x470 [ 42.348813] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.349269] bpf_prog_alloc+0x39/0x200 [ 42.349642] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.350095] bpf_prog_create_from_user+0xb2/0x2f0 [ 42.350539] do_seccomp+0x349/0x25e0 [ 42.350908] ? find_held_lock+0x2b/0x80 [ 42.351279] ? do_prlimit+0x310/0x610 [ 42.351663] ? __pfx_do_seccomp+0x10/0x10 [ 42.352049] ? do_raw_spin_unlock+0x53/0x220 [ 42.352449] ? _raw_spin_unlock+0x1e/0x40 [ 42.352858] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 42.353334] ? static_key_count+0x60/0x80 [ 42.353749] prctl_set_seccomp+0x4e/0x70 [ 42.354125] __do_sys_prctl+0xe6c/0x1d70 [ 42.354509] ? __pfx___do_sys_prctl+0x10/0x10 [ 42.354949] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 42.355425] ? irqentry_exit+0xf3/0x650 [ 42.355820] do_syscall_64+0xbf/0x430 [ 42.356181] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.356663] RIP: 0033:0x7f7fb9bda5cd [ 42.357011] 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 [ 42.358649] RSP: 002b:00007ffd7e1b4900 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 42.359329] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f7fb9bda5cd [ 42.359987] RDX: 0000561e5396de00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.360642] RBP: 00007ffd7e1b4960 R08: 0000000000000000 R09: 00007ffd7e1b4000 [ 42.361275] R10: 0000000000000000 R11: 0000000000000246 R12: 0000561e841cfad0 [ 42.361929] R13: 00007ffd7e1b4d90 R14: 0000561e841d0bc0 R15: 0000561e841e1780 [ 42.362581] [ 42.362820] irq event stamp: 1671 [ 42.363133] hardirqs last enabled at (1679): [] __up_console_sem+0x78/0x80 [ 42.363916] hardirqs last disabled at (1688): [] __up_console_sem+0x5d/0x80 [ 42.364701] softirqs last enabled at (1222): [] handle_softirqs+0x50c/0x770 [ 42.365474] softirqs last disabled at (1213): [] __irq_exit_rcu+0xc4/0x100 [ 42.366256] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:41461' (ECDSA) to the list of known hosts. 2025/11/18 08:11:57 fuzzer started 2025/11/18 08:11:57 dialing manager at localhost:34383 2025/11/18 08:11:57 checking machine... 2025/11/18 08:11:57 checking revisions... [ 43.246647] kmemleak: Automatic memory scanning thread ended 2025/11/18 08:11:57 testing simple program... [ 43.350602] cgroup: Unknown subsys name 'net' [ 43.411331] cgroup: Unknown subsys name 'cpuset' [ 43.417740] cgroup: Unknown subsys name 'rlimit' executing program executing program executing program VM DIAGNOSIS: 08:11:56 Registers: info registers vcpu 0 RAX=000000000003ff41 RBX=0000000000000000 RCX=ffffffff84c72d57 RDX=0000000000000000 RSI=0000000000000000 RDI=ffffffff814d2c90 RBP=dffffc0000000000 RSP=ffffffff85c07e00 R8 =0000000000000001 R9 =ffffed100d9c639a R10=ffff88806ce31cd3 R11=0000000000000001 R12=ffffffff8664f850 R13=1ffffffff0b80fc7 R14=0000000000000000 R15=0000000000000000 RIP=ffffffff84c7174e RFL=00000206 [-----P-] 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 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe6d00000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007ffe699709f8 CR3=000000000dad4000 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=c5b11307e50199999744a6f76c73b99b XMM02=ec2efd57dc4c00df00000000003046d8 XMM03=ff96d893cfac69ac00000000003047a8 XMM04=d50ae72fcb466db900000000000ae988 XMM05=d96330e2d2db86320000000000320230 XMM06=474038aa6c007e1f00000000003200b8 XMM07=e042d86d42eb936e000000000030f5b8 XMM08=ff96d893cfac69ac00000000003047a8 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=0000000000000000 RBX=0000000000000000 RCX=0000000000000002 RDX=0000000000000000 RSI=ffffffff8135e4bd RDI=fffffbfff0bc3ffc RBP=ffffffff85e1ffe0 RSP=ffff888014c17970 R8 =0000000000000000 R9 =0000000000000000 R10=000000000003c9ed R11=000000000009a68c R12=0000000000000002 R13=ffffffff8135e4bd R14=0000000000000000 R15=ffff888014c17a80 RIP=ffffffff81b2d298 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 00007f21e6a80900 00000000 00000000 GS =0000 ffff8880e548f000 00000000 00000000 LDT=0000 fffffe5300000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007fff05a89000 CR3=000000000bd40000 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