[ 39.511416] ------------[ cut here ]------------ [ 39.512427] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 39.514430] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/233 [ 39.515994] Modules linked in: [ 39.516642] CPU: 0 UID: 104 PID: 233 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 39.518641] Tainted: [W]=WARN [ 39.519247] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 39.520732] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 39.521657] 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 [ 39.524829] RSP: 0018:ffff88801ac0fbc0 EFLAGS: 00010286 [ 39.525802] RAX: 0000000000000000 RBX: ffffed1003581f78 RCX: ffffffff813a4050 [ 39.527098] RDX: ffff888015bd3780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 39.528376] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1003581f2f [ 39.529656] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 39.530940] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801ac0fdf8 [ 39.532238] FS: 00007ff66288d900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 39.533664] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 39.534744] CR2: 00007ffc30fffef8 CR3: 0000000016320000 CR4: 0000000000350ef0 [ 39.536052] Call Trace: [ 39.536553] [ 39.536961] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 39.537844] ? __create_object+0x59/0x80 [ 39.538612] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.539592] __vmalloc_noprof+0x59/0x60 [ 39.540358] bpf_prog_alloc_no_stats+0x55/0x470 [ 39.541242] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.542164] bpf_prog_alloc+0x39/0x200 [ 39.542866] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.543811] bpf_prog_create_from_user+0xb2/0x2f0 [ 39.544728] do_seccomp+0x349/0x25e0 [ 39.545451] ? find_held_lock+0x2b/0x80 [ 39.546224] ? do_prlimit+0x310/0x610 [ 39.546921] ? __pfx_do_seccomp+0x10/0x10 [ 39.547719] ? do_raw_spin_unlock+0x53/0x220 [ 39.548549] ? _raw_spin_unlock+0x1e/0x40 [ 39.549330] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 39.550312] ? static_key_count+0x60/0x80 [ 39.551110] prctl_set_seccomp+0x4e/0x70 [ 39.551859] __do_sys_prctl+0xe6c/0x1d70 [ 39.552647] ? __pfx___do_sys_prctl+0x10/0x10 [ 39.553507] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 39.554483] ? irqentry_exit+0xf3/0x650 [ 39.555236] do_syscall_64+0xbf/0x430 [ 39.555944] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 39.556912] RIP: 0033:0x7ff662d7f5cd [ 39.557627] 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 [ 39.560820] RSP: 002b:00007ffc30ffecb0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 39.562187] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007ff662d7f5cd [ 39.563488] RDX: 000055f142f69e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 39.564776] RBP: 00007ffc30ffed10 R08: 0000000000000000 R09: 00007ffc30ffe3b0 [ 39.566048] R10: 0000000000000000 R11: 0000000000000246 R12: 000055f14d430b10 [ 39.567395] R13: 00007ffc30fff140 R14: 000055f14d4312b0 R15: 000055f14d4456f0 [ 39.568725] [ 39.569195] irq event stamp: 1755 [ 39.569805] hardirqs last enabled at (1763): [] __up_console_sem+0x78/0x80 [ 39.571351] hardirqs last disabled at (1772): [] __up_console_sem+0x5d/0x80 [ 39.572885] softirqs last enabled at (1732): [] handle_softirqs+0x50c/0x770 [ 39.574430] softirqs last disabled at (1727): [] __irq_exit_rcu+0xc4/0x100 [ 39.575955] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 42.233435] ------------[ cut here ]------------ [ 42.234384] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 42.236368] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/241 [ 42.237895] Modules linked in: [ 42.238536] CPU: 0 UID: 104 PID: 241 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 42.240544] Tainted: [W]=WARN [ 42.241141] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 42.242602] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 42.243517] 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 [ 42.247170] RSP: 0018:ffff8880168a7bc0 EFLAGS: 00010286 [ 42.248150] RAX: 0000000000000000 RBX: ffffed1002d14f78 RCX: ffffffff813a4050 [ 42.249432] RDX: ffff88801a478000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.250683] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002d14f2f [ 42.251973] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000400dc0 [ 42.253413] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff8880168a7df8 [ 42.254920] FS: 00007f4df0b88900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 42.256541] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.257594] CR2: 00007ffe5a4f2ef8 CR3: 000000000b649000 CR4: 0000000000350ef0 [ 42.258863] Call Trace: [ 42.259367] [ 42.259788] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 42.260673] ? __create_object+0x59/0x80 [ 42.261460] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.262430] __vmalloc_noprof+0x59/0x60 [ 42.263180] bpf_prog_alloc_no_stats+0x55/0x470 [ 42.264013] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.264940] bpf_prog_alloc+0x39/0x200 [ 42.265677] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.266610] bpf_prog_create_from_user+0xb2/0x2f0 [ 42.267516] do_seccomp+0x349/0x25e0 [ 42.268241] ? find_held_lock+0x2b/0x80 [ 42.268944] ? do_prlimit+0x310/0x610 [ 42.269682] ? __pfx_do_seccomp+0x10/0x10 [ 42.270471] ? do_raw_spin_unlock+0x53/0x220 [ 42.271294] ? _raw_spin_unlock+0x1e/0x40 [ 42.272043] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 42.273016] ? static_key_count+0x60/0x80 [ 42.273823] prctl_set_seccomp+0x4e/0x70 [ 42.274597] __do_sys_prctl+0xe6c/0x1d70 [ 42.275371] ? __pfx___do_sys_prctl+0x10/0x10 [ 42.276241] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 42.277205] ? irqentry_exit+0xf3/0x650 [ 42.277926] do_syscall_64+0xbf/0x430 [ 42.278651] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.279593] RIP: 0033:0x7f4df107a5cd [ 42.280302] 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 [ 42.283434] RSP: 002b:00007ffe5a4f1000 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 42.284808] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f4df107a5cd [ 42.286083] RDX: 00005611a9bbbe00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.287357] RBP: 00007ffe5a4f1060 R08: 0000000000000000 R09: 00007ffe5a4f0700 [ 42.288687] R10: 0000000000000000 R11: 0000000000000246 R12: 00005611e847fbf0 [ 42.289983] R13: 00007ffe5a4f1490 R14: 00005611e8489380 R15: 00005611e8494460 [ 42.291259] [ 42.291689] irq event stamp: 1749 [ 42.292331] hardirqs last enabled at (1759): [] __up_console_sem+0x78/0x80 [ 42.293854] hardirqs last disabled at (1768): [] __up_console_sem+0x5d/0x80 [ 42.295358] softirqs last enabled at (1718): [] handle_softirqs+0x50c/0x770 [ 42.296894] softirqs last disabled at (1711): [] __irq_exit_rcu+0xc4/0x100 [ 42.298396] ---[ end trace 0000000000000000 ]--- [ 42.999137] ------------[ cut here ]------------ [ 42.999985] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 43.002017] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/249 [ 43.003424] Modules linked in: [ 43.003994] CPU: 0 UID: 104 PID: 249 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 43.005881] Tainted: [W]=WARN [ 43.006444] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 43.007848] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 43.008719] 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 [ 43.011733] RSP: 0018:ffff888017257bc0 EFLAGS: 00010286 [ 43.012668] RAX: 0000000000000000 RBX: ffffed1002e4af78 RCX: ffffffff813a4050 [ 43.013896] RDX: ffff888015d53780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 43.015112] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002e4af2f [ 43.016396] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000400dc0 [ 43.017651] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888017257df8 [ 43.018886] FS: 00007f93b6bf2900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 43.020319] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 43.021358] CR2: 00007f93b70e4580 CR3: 0000000020b27000 CR4: 0000000000350ef0 [ 43.022633] Call Trace: [ 43.023136] [ 43.023549] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 43.024475] ? __create_object+0x59/0x80 [ 43.025263] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 43.026222] __vmalloc_noprof+0x59/0x60 [ 43.026936] bpf_prog_alloc_no_stats+0x55/0x470 [ 43.027910] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.028846] bpf_prog_alloc+0x39/0x200 [ 43.029576] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.030524] bpf_prog_create_from_user+0xb2/0x2f0 [ 43.031413] do_seccomp+0x349/0x25e0 [ 43.032135] ? __pfx_css_rstat_updated+0x10/0x10 [ 43.032989] ? __pfx_do_seccomp+0x10/0x10 [ 43.033761] ? find_held_lock+0x2b/0x80 [ 43.034511] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 43.035462] ? static_key_count+0x60/0x80 [ 43.036251] prctl_set_seccomp+0x4e/0x70 [ 43.036965] __do_sys_prctl+0xe6c/0x1d70 [ 43.037727] ? __pfx___do_sys_prctl+0x10/0x10 [ 43.038559] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 43.039498] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 43.040448] ? irqentry_exit+0xf3/0x650 [ 43.041181] do_syscall_64+0xbf/0x430 [ 43.041853] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 43.042770] RIP: 0033:0x7f93b70e45cd [ 43.043451] 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 [ 43.046525] RSP: 002b:00007ffe901a3410 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 43.047865] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f93b70e45cd [ 43.049098] RDX: 000055f513296e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 43.050332] RBP: 00007ffe901a3470 R08: 0000000000000000 R09: 00007ffe901a2b10 [ 43.051565] R10: 0000000000000000 R11: 0000000000000246 R12: 000055f514b7f2b0 [ 43.052822] R13: 00007ffe901a38a0 R14: 000055f514b81d20 R15: 000055f514b938d0 [ 43.054116] [ 43.054530] irq event stamp: 1823 [ 43.055166] hardirqs last enabled at (1833): [] __up_console_sem+0x78/0x80 [ 43.056656] hardirqs last disabled at (1842): [] __up_console_sem+0x5d/0x80 [ 43.058135] softirqs last enabled at (1812): [] handle_softirqs+0x50c/0x770 [ 43.059638] softirqs last disabled at (1807): [] __irq_exit_rcu+0xc4/0x100 [ 43.061110] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:44352' (ECDSA) to the list of known hosts. 2025/11/18 11:39:53 fuzzer started 2025/11/18 11:39:53 dialing manager at localhost:34383 2025/11/18 11:39:53 checking machine... 2025/11/18 11:39:53 checking revisions... [ 43.902485] kmemleak: Automatic memory scanning thread ended 2025/11/18 11:39:53 testing simple program... [ 44.002778] cgroup: Unknown subsys name 'net' [ 44.060657] cgroup: Unknown subsys name 'cpuset' [ 44.074817] cgroup: Unknown subsys name 'rlimit' executing program executing program executing program VM DIAGNOSIS: 11:39:52 Registers: info registers vcpu 0 RAX=dffffc0000000000 RBX=0000000000000001 RCX=ffffffff86aaa4d4 RDX=1ffff11001deaebc RSI=1ffff11001deaebe RDI=1ffff11001deaebe RBP=ffff88800ef575f0 RSP=ffff88800ef57528 R8 =ffffffff86aaa4d8 R9 =ffff88800ef575d8 R10=000000000003c9ed R11=000000000002308d R12=ffff88800ef575f8 R13=ffff88800ef575e0 R14=ffff88800ef57df0 R15=ffff88800ef57598 RIP=ffffffff8135f021 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 00007f4df0b88900 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe2800000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f4df0b4d008 CR3=000000000dc42000 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=652022746f6f72223d74636361207469 XMM02=3d6c616e696d72657420322e322e302e XMM03=3d656d616e74736f682022646873732f XMM04=40404040404040404040404040404040 XMM05=5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a XMM06=20202020202020202020202020202020 XMM07=00000000000000000000000000000000 XMM08=652075253d64692073253d706f000000 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=0000000000016593 RBX=0000000000000001 RCX=ffffffff84c72d57 RDX=0000000000000000 RSI=0000000000000000 RDI=ffffffff814d2c90 RBP=dffffc0000000000 RSP=ffff8880096efe58 R8 =0000000000000001 R9 =ffffed100d9e639a R10=ffff88806cf31cd3 R11=0000000000000001 R12=ffffffff8664f850 R13=1ffff110012ddfd2 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 ffff8880e548f000 00000000 00000000 LDT=0000 fffffe5800000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00005611e84b8fe0 CR3=000000000e864000 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=39333a313120383120766f4e3e36383c XMM01=7365733a646873732878696e755f6d61 XMM02=736f6c63206e6f6973736573203a296e XMM03=5f6d6170203a5d3034325b6468737320 XMM04=6456774875434142334f726f59427469 XMM05=485320415352203a3268737320303735 XMM06=206d6f726620746f6f7220726f662079 XMM07=00000000000000000000000000000000 XMM08=3a677562656420676f6c737973720000 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000