[ 46.432662] ------------[ cut here ]------------ [ 46.433611] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 46.435967] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/232 [ 46.437479] Modules linked in: [ 46.438112] CPU: 0 UID: 104 PID: 232 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 46.440250] Tainted: [W]=WARN [ 46.440915] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 46.442548] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 46.443537] 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 [ 46.447078] RSP: 0018:ffff888016e4fbc0 EFLAGS: 00010286 [ 46.448196] RAX: 0000000000000000 RBX: ffffed1002dc9f78 RCX: ffffffff813a4050 [ 46.449654] RDX: ffff88801716d340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 46.451132] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002dc9f2f [ 46.452591] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 46.454022] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888016e4fdf8 [ 46.455418] FS: 00007fbbd41e9900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 46.457079] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 46.458235] CR2: 00007ffc8a12eef8 CR3: 000000000c11e000 CR4: 0000000000350ef0 [ 46.459627] Call Trace: [ 46.460088] [ 46.460543] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 46.461487] ? __create_object+0x59/0x80 [ 46.462225] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 46.463202] __vmalloc_noprof+0x59/0x60 [ 46.463937] bpf_prog_alloc_no_stats+0x55/0x470 [ 46.464873] ? __pfx_seccomp_check_filter+0x10/0x10 [ 46.465893] bpf_prog_alloc+0x39/0x200 [ 46.466682] ? __pfx_seccomp_check_filter+0x10/0x10 [ 46.467715] bpf_prog_create_from_user+0xb2/0x2f0 [ 46.468773] do_seccomp+0x349/0x25e0 [ 46.469539] ? find_held_lock+0x2b/0x80 [ 46.470474] ? do_prlimit+0x310/0x610 [ 46.471339] ? __pfx_do_seccomp+0x10/0x10 [ 46.472184] ? do_raw_spin_unlock+0x53/0x220 [ 46.473085] ? _raw_spin_unlock+0x1e/0x40 [ 46.473957] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 46.475006] ? static_key_count+0x60/0x80 [ 46.475804] prctl_set_seccomp+0x4e/0x70 [ 46.476559] __do_sys_prctl+0xe6c/0x1d70 [ 46.477345] ? __pfx___do_sys_prctl+0x10/0x10 [ 46.478153] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 46.479141] ? irqentry_exit+0xf3/0x650 [ 46.479900] do_syscall_64+0xbf/0x430 [ 46.480629] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 46.481575] RIP: 0033:0x7fbbd46db5cd [ 46.482229] 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 [ 46.485409] RSP: 002b:00007ffc8a12d6c0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 46.486847] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fbbd46db5cd [ 46.487927] RDX: 000055585a2f3e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 46.489004] RBP: 00007ffc8a12d720 R08: 0000000000000000 R09: 00007ffc8a12cdc0 [ 46.490089] R10: 0000000000000000 R11: 0000000000000246 R12: 000055589510dad0 [ 46.491170] R13: 00007ffc8a12db50 R14: 000055589510ebc0 R15: 000055589511f780 [ 46.492260] [ 46.492650] irq event stamp: 1795 [ 46.493149] hardirqs last enabled at (1803): [] __up_console_sem+0x78/0x80 [ 46.494441] hardirqs last disabled at (1812): [] __up_console_sem+0x5d/0x80 [ 46.495720] softirqs last enabled at (1716): [] handle_softirqs+0x50c/0x770 [ 46.497023] softirqs last disabled at (1709): [] __irq_exit_rcu+0xc4/0x100 [ 46.498278] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 49.406086] ------------[ cut here ]------------ [ 49.407024] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 49.409044] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/239 [ 49.410489] Modules linked in: [ 49.411084] CPU: 0 UID: 104 PID: 239 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 49.413107] Tainted: [W]=WARN [ 49.413719] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 49.415190] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 49.416127] 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 [ 49.419311] RSP: 0018:ffff888014d3fbc0 EFLAGS: 00010286 [ 49.420234] RAX: 0000000000000000 RBX: ffffed10029a7f78 RCX: ffffffff813a4050 [ 49.421518] RDX: ffff888015269bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 49.422816] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed10029a7f2f [ 49.424092] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 49.425404] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888014d3fdf8 [ 49.426704] FS: 00007fa29eb8a900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 49.428139] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 49.429209] CR2: 00007ffe935ccef8 CR3: 0000000013e18000 CR4: 0000000000350ef0 [ 49.430520] Call Trace: [ 49.430993] [ 49.431447] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 49.432349] ? __create_object+0x59/0x80 [ 49.433093] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 49.434097] __vmalloc_noprof+0x59/0x60 [ 49.434943] bpf_prog_alloc_no_stats+0x55/0x470 [ 49.435828] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.436770] bpf_prog_alloc+0x39/0x200 [ 49.437525] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.438479] bpf_prog_create_from_user+0xb2/0x2f0 [ 49.439405] do_seccomp+0x349/0x25e0 [ 49.440065] ? find_held_lock+0x2b/0x80 [ 49.440840] ? do_prlimit+0x310/0x610 [ 49.441574] ? __pfx_do_seccomp+0x10/0x10 [ 49.442378] ? do_raw_spin_unlock+0x53/0x220 [ 49.443171] ? _raw_spin_unlock+0x1e/0x40 [ 49.443954] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 49.444926] ? static_key_count+0x60/0x80 [ 49.445738] prctl_set_seccomp+0x4e/0x70 [ 49.446532] __do_sys_prctl+0xe6c/0x1d70 [ 49.447320] ? __pfx___do_sys_prctl+0x10/0x10 [ 49.448143] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 49.449120] ? irqentry_exit+0xf3/0x650 [ 49.449888] do_syscall_64+0xbf/0x430 [ 49.450655] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 49.451617] RIP: 0033:0x7fa29f07c5cd [ 49.452345] 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 [ 49.455518] RSP: 002b:00007ffe935ca2b0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 49.456881] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fa29f07c5cd [ 49.458177] RDX: 0000559c9fd21e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 49.459493] RBP: 00007ffe935ca310 R08: 0000000000000000 R09: 00007ffe935c99b0 [ 49.460793] R10: 0000000000000000 R11: 0000000000000246 R12: 0000559cd3384b10 [ 49.462094] R13: 00007ffe935ca740 R14: 0000559cd33852b0 R15: 0000559cd33996f0 [ 49.463411] [ 49.463839] irq event stamp: 1739 [ 49.464494] hardirqs last enabled at (1749): [] __up_console_sem+0x78/0x80 [ 49.466029] hardirqs last disabled at (1758): [] __up_console_sem+0x5d/0x80 [ 49.467569] softirqs last enabled at (1632): [] handle_softirqs+0x50c/0x770 [ 49.469124] softirqs last disabled at (1627): [] __irq_exit_rcu+0xc4/0x100 [ 49.470659] ---[ end trace 0000000000000000 ]--- [ 50.228860] ------------[ cut here ]------------ [ 50.229762] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 50.231800] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/246 [ 50.233246] Modules linked in: [ 50.234104] CPU: 0 UID: 104 PID: 246 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 50.236182] Tainted: [W]=WARN [ 50.236784] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 50.238259] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 50.239185] 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 [ 50.242345] RSP: 0018:ffff88800efe7bc0 EFLAGS: 00010286 [ 50.243277] RAX: 0000000000000000 RBX: ffffed1001dfcf78 RCX: ffffffff813a4050 [ 50.244627] RDX: ffff888016bf1bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 50.245918] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1001dfcf2f [ 50.247214] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 50.248582] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88800efe7df8 [ 50.249870] FS: 00007faa73786900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 50.251315] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 50.252379] CR2: 00007faa73c78580 CR3: 00000000200bd000 CR4: 0000000000350ef0 [ 50.253660] Call Trace: [ 50.254122] [ 50.254589] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 50.255505] ? __create_object+0x59/0x80 [ 50.256229] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 50.257203] __vmalloc_noprof+0x59/0x60 [ 50.257963] bpf_prog_alloc_no_stats+0x55/0x470 [ 50.258857] ? __pfx_seccomp_check_filter+0x10/0x10 [ 50.259797] bpf_prog_alloc+0x39/0x200 [ 50.260533] ? __pfx_seccomp_check_filter+0x10/0x10 [ 50.261450] bpf_prog_create_from_user+0xb2/0x2f0 [ 50.262498] do_seccomp+0x349/0x25e0 [ 50.263176] ? __pfx_css_rstat_updated+0x10/0x10 [ 50.264068] ? __pfx_do_seccomp+0x10/0x10 [ 50.264857] ? find_held_lock+0x2b/0x80 [ 50.265613] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 50.266588] ? static_key_count+0x60/0x80 [ 50.267398] prctl_set_seccomp+0x4e/0x70 [ 50.268128] __do_sys_prctl+0xe6c/0x1d70 [ 50.268910] ? __pfx___do_sys_prctl+0x10/0x10 [ 50.269757] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 50.270744] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 50.271719] ? irqentry_exit+0xf3/0x650 [ 50.272479] do_syscall_64+0xbf/0x430 [ 50.273163] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 50.274119] RIP: 0033:0x7faa73c785cd [ 50.274827] 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 [ 50.277979] RSP: 002b:00007ffd92826b80 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 50.279352] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007faa73c785cd [ 50.280631] RDX: 000055706315be00 RSI: 0000000000000002 RDI: 0000000000000016 [ 50.281912] RBP: 00007ffd92826be0 R08: 0000000000000000 R09: 00007ffd92826280 [ 50.283197] R10: 0000000000000000 R11: 0000000000000246 R12: 0000557097183ad0 [ 50.284489] R13: 00007ffd92827010 R14: 0000557097184bc0 R15: 0000557097195780 [ 50.285794] [ 50.286228] irq event stamp: 1853 [ 50.286890] hardirqs last enabled at (1863): [] __up_console_sem+0x78/0x80 [ 50.288419] hardirqs last disabled at (1872): [] __up_console_sem+0x5d/0x80 [ 50.289925] softirqs last enabled at (1776): [] handle_softirqs+0x50c/0x770 [ 50.291494] softirqs last disabled at (1771): [] __irq_exit_rcu+0xc4/0x100 [ 50.293015] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:55710' (ECDSA) to the list of known hosts. 2025/11/17 16:59:11 fuzzer started 2025/11/17 16:59:11 dialing manager at localhost:37895 2025/11/17 16:59:11 checking machine... 2025/11/17 16:59:11 checking revisions... [ 51.194503] kmemleak: Automatic memory scanning thread ended 2025/11/17 16:59:11 testing simple program... [ 51.277610] cgroup: Unknown subsys name 'net' [ 51.335972] cgroup: Unknown subsys name 'cpuset' [ 51.350894] cgroup: Unknown subsys name 'rlimit' executing program executing program VM DIAGNOSIS: 16:59:11 Registers: info registers vcpu 0 RAX=ffff88806ce01000 RBX=ffff88806ce08ae8 RCX=ffff88806ce08954 RDX=ffff88806ce09000 RSI=ffffffff85e1ffe0 RDI=ffff888017169fbc RBP=dffffc0000000000 RSP=ffff88806ce08a00 R8 =0000000000000001 R9 =ffff88806ce08a90 R10=000000000003c9ed R11=000000000000453f R12=ffffed100d9c114c R13=ffffed100d9c114b R14=ffff88806ce08a98 R15=ffff88806ce08a50 RIP=ffffffff81360e97 RFL=00000246 [---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 00007fa29eb8a900 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe7c00000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007ffe935c4000 CR3=000000000e19f000 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=0000000000027549 RBX=0000000000000001 RCX=ffffffff84c72d57 RDX=0000000000000000 RSI=0000000000000000 RDI=ffffffff814d2c90 RBP=dffffc0000000000 RSP=ffff8880096efe58 R8 =0000000000000001 R9 =ffffed100d9e639a R10=ffff88806cf31cd3 R11=0000000000000001 R12=ffffffff8664f650 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 fffffe0600000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007ffe53cc8b58 CR3=00000000072f4000 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=39353a363120373120766f4e3e36383c XMM01=7365733a646873732878696e755f6d61 XMM02=736f6c63206e6f6973736573203a296e XMM03=5f6d6170203a5d3833325b6468737320 XMM04=6456774875434142334f726f59427469 XMM05=485320415352203a3268737320303938 XMM06=206d6f726620746f6f7220726f662079 XMM07=00000000000000000000000000000000 XMM08=3a677562656420676f6c737973720000 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000