[ 39.034559] ------------[ cut here ]------------ [ 39.035511] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 39.037614] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/232 [ 39.039103] Modules linked in: [ 39.039728] CPU: 1 UID: 104 PID: 232 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 39.041994] Tainted: [W]=WARN [ 39.042696] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 39.044229] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 39.045170] 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 [ 39.048456] RSP: 0018:ffff888015e7fbc0 EFLAGS: 00010286 [ 39.049465] RAX: 0000000000000000 RBX: ffffed1002bcff78 RCX: ffffffff813a4050 [ 39.050788] RDX: ffff8880176a1bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 39.052118] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002bcff2f [ 39.053445] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 39.054762] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888015e7fdf8 [ 39.056106] FS: 00007f18d8ad1900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 39.057591] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 39.058686] CR2: 00007f18d8fc3580 CR3: 000000000d866000 CR4: 0000000000350ef0 [ 39.060016] Call Trace: [ 39.060537] [ 39.060959] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 39.061867] ? __create_object+0x59/0x80 [ 39.062686] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.063696] __vmalloc_noprof+0x59/0x60 [ 39.064490] bpf_prog_alloc_no_stats+0x55/0x470 [ 39.065395] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.066361] bpf_prog_alloc+0x39/0x200 [ 39.067124] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.068103] bpf_prog_create_from_user+0xb2/0x2f0 [ 39.068991] do_seccomp+0x349/0x25e0 [ 39.069734] ? __pfx_css_rstat_updated+0x10/0x10 [ 39.070667] ? __pfx_do_seccomp+0x10/0x10 [ 39.071485] ? find_held_lock+0x2b/0x80 [ 39.072266] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 39.073257] ? static_key_count+0x60/0x80 [ 39.074076] prctl_set_seccomp+0x4e/0x70 [ 39.074826] __do_sys_prctl+0xe6c/0x1d70 [ 39.075650] ? __pfx___do_sys_prctl+0x10/0x10 [ 39.076529] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.077531] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 39.078534] ? irqentry_exit+0xf3/0x650 [ 39.079339] do_syscall_64+0xbf/0x430 [ 39.080101] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 39.081089] RIP: 0033:0x7f18d8fc35cd [ 39.081774] 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 [ 39.085024] RSP: 002b:00007ffc771e7cc0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 39.086460] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f18d8fc35cd [ 39.087792] RDX: 000055c8b6d32e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 39.089127] RBP: 00007ffc771e7d20 R08: 0000000000000000 R09: 00007ffc771e73c0 [ 39.090440] R10: 0000000000000000 R11: 0000000000000246 R12: 000055c8b7e61ad0 [ 39.091760] R13: 00007ffc771e8150 R14: 000055c8b7e62bc0 R15: 000055c8b7e73780 [ 39.093111] [ 39.093548] irq event stamp: 1805 [ 39.094217] hardirqs last enabled at (1815): [] __up_console_sem+0x78/0x80 [ 39.095746] hardirqs last disabled at (1824): [] __up_console_sem+0x5d/0x80 [ 39.096753] softirqs last enabled at (1338): [] handle_softirqs+0x50c/0x770 [ 39.097770] softirqs last disabled at (1315): [] __irq_exit_rcu+0xc4/0x100 [ 39.098771] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 41.562853] ------------[ cut here ]------------ [ 41.563765] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 41.565665] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/240 [ 41.567079] Modules linked in: [ 41.567647] CPU: 1 UID: 104 PID: 240 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 41.569539] Tainted: [W]=WARN [ 41.570123] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 41.571535] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 41.572422] 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 [ 41.575475] RSP: 0018:ffff888016747bc0 EFLAGS: 00010286 [ 41.576416] RAX: 0000000000000000 RBX: ffffed1002ce8f78 RCX: ffffffff813a4050 [ 41.577637] RDX: ffff888015a11bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 41.578855] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002ce8f2f [ 41.580092] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000400dc0 [ 41.581310] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888016747df8 [ 41.582531] FS: 00007f441b485900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 41.583922] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 41.584929] CR2: 00007f441b977580 CR3: 0000000009eb0000 CR4: 0000000000350ef0 [ 41.586145] Call Trace: [ 41.586593] [ 41.586990] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 41.587851] ? __create_object+0x59/0x80 [ 41.588617] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 41.589571] __vmalloc_noprof+0x59/0x60 [ 41.590289] bpf_prog_alloc_no_stats+0x55/0x470 [ 41.591122] ? __pfx_seccomp_check_filter+0x10/0x10 [ 41.591987] bpf_prog_alloc+0x39/0x200 [ 41.592705] ? __pfx_seccomp_check_filter+0x10/0x10 [ 41.593612] bpf_prog_create_from_user+0xb2/0x2f0 [ 41.594481] do_seccomp+0x349/0x25e0 [ 41.595184] ? __pfx_css_rstat_updated+0x10/0x10 [ 41.596026] ? __pfx_do_seccomp+0x10/0x10 [ 41.596783] ? find_held_lock+0x2b/0x80 [ 41.597516] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 41.598455] ? static_key_count+0x60/0x80 [ 41.599233] prctl_set_seccomp+0x4e/0x70 [ 41.599946] __do_sys_prctl+0xe6c/0x1d70 [ 41.600690] ? __pfx___do_sys_prctl+0x10/0x10 [ 41.601506] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 41.602434] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 41.603377] ? irqentry_exit+0xf3/0x650 [ 41.604120] do_syscall_64+0xbf/0x430 [ 41.604787] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 41.605694] RIP: 0033:0x7f441b9775cd [ 41.606366] 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 [ 41.609399] RSP: 002b:00007fff1aed7b10 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 41.610718] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f441b9775cd [ 41.611960] RDX: 000055e9c3f7de00 RSI: 0000000000000002 RDI: 0000000000000016 [ 41.613177] RBP: 00007fff1aed7b70 R08: 0000000000000000 R09: 00007fff1aed7210 [ 41.614415] R10: 0000000000000000 R11: 0000000000000246 R12: 000055e9c7179ad0 [ 41.615671] R13: 00007fff1aed7fa0 R14: 000055e9c717abc0 R15: 000055e9c718b780 [ 41.616927] [ 41.617378] irq event stamp: 1725 [ 41.617957] hardirqs last enabled at (1733): [] __up_console_sem+0x78/0x80 [ 41.619441] hardirqs last disabled at (1742): [] __up_console_sem+0x5d/0x80 [ 41.620650] softirqs last enabled at (1702): [] handle_softirqs+0x50c/0x770 [ 41.621879] softirqs last disabled at (1697): [] __irq_exit_rcu+0xc4/0x100 [ 41.623084] ---[ end trace 0000000000000000 ]--- [ 42.275839] ------------[ cut here ]------------ [ 42.276300] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 42.277240] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/248 [ 42.277911] Modules linked in: [ 42.278210] CPU: 0 UID: 104 PID: 248 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 42.279144] Tainted: [W]=WARN [ 42.279411] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 42.280100] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 42.280507] 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 [ 42.282004] RSP: 0018:ffff888016e57bc0 EFLAGS: 00010286 [ 42.282460] RAX: 0000000000000000 RBX: ffffed1002dcaf78 RCX: ffffffff813a4050 [ 42.283071] RDX: ffff888015abd340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.283660] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002dcaf2f [ 42.284268] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 42.284855] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888016e57df8 [ 42.285458] FS: 00007f050d6ff900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 42.286217] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.286768] CR2: 00007ffc6e993ef8 CR3: 00000000201a3000 CR4: 0000000000350ef0 [ 42.287489] Call Trace: [ 42.287847] [ 42.288065] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 42.288467] ? __create_object+0x59/0x80 [ 42.288817] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.289269] __vmalloc_noprof+0x59/0x60 [ 42.289603] bpf_prog_alloc_no_stats+0x55/0x470 [ 42.289991] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.290426] bpf_prog_alloc+0x39/0x200 [ 42.290760] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.291191] bpf_prog_create_from_user+0xb2/0x2f0 [ 42.291606] do_seccomp+0x349/0x25e0 [ 42.291920] ? find_held_lock+0x2b/0x80 [ 42.292279] ? do_prlimit+0x310/0x610 [ 42.292611] ? __pfx_do_seccomp+0x10/0x10 [ 42.292957] ? do_raw_spin_unlock+0x53/0x220 [ 42.293346] ? _raw_spin_unlock+0x1e/0x40 [ 42.293691] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 42.294141] ? static_key_count+0x60/0x80 [ 42.294500] prctl_set_seccomp+0x4e/0x70 [ 42.294843] __do_sys_prctl+0xe6c/0x1d70 [ 42.295214] ? __pfx___do_sys_prctl+0x10/0x10 [ 42.295596] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 42.296045] ? irqentry_exit+0xf3/0x650 [ 42.296453] do_syscall_64+0xbf/0x430 [ 42.296894] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.297424] RIP: 0033:0x7f050dbf15cd [ 42.297813] 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 [ 42.299463] RSP: 002b:00007ffc6e991fd0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 42.300097] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f050dbf15cd [ 42.300674] RDX: 000055e4fcf41e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.301272] RBP: 00007ffc6e992030 R08: 0000000000000000 R09: 00007ffc6e9916d0 [ 42.301849] R10: 0000000000000000 R11: 0000000000000246 R12: 000055e514721bf0 [ 42.302444] R13: 00007ffc6e992460 R14: 000055e51472b380 R15: 000055e514736460 [ 42.303041] [ 42.303249] irq event stamp: 1659 [ 42.303532] hardirqs last enabled at (1667): [] __up_console_sem+0x78/0x80 [ 42.304261] hardirqs last disabled at (1684): [] __up_console_sem+0x5d/0x80 [ 42.304951] softirqs last enabled at (1682): [] handle_softirqs+0x50c/0x770 [ 42.305672] softirqs last disabled at (1675): [] __irq_exit_rcu+0xc4/0x100 [ 42.306379] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:58610' (ECDSA) to the list of known hosts. 2025/11/18 09:29:55 fuzzer started 2025/11/18 09:29:55 dialing manager at localhost:34383 2025/11/18 09:29:55 checking machine... 2025/11/18 09:29:55 checking revisions... [ 42.978561] kmemleak: Automatic memory scanning thread ended 2025/11/18 09:29:55 testing simple program... [ 43.035919] cgroup: Unknown subsys name 'net' [ 43.081523] cgroup: Unknown subsys name 'cpuset' [ 43.089802] cgroup: Unknown subsys name 'rlimit' executing program executing program executing program VM DIAGNOSIS: 09:29:54 Registers: info registers vcpu 0 RAX=0000000000000000 RBX=ffff888020063a88 RCX=0000000000000001 RDX=0000000000000001 RSI=0000000000000000 RDI=ffff888020063a88 RBP=ffff888020063a00 RSP=ffff888016e17d00 R8 =0000000000000001 R9 =0000000000000000 R10=0000000000000001 R11=0000000000000001 R12=ffff888020063a80 R13=ffff88801b6e0a80 R14=1ffff11002dc2fa4 R15=ffff88801b6e0ca0 RIP=ffffffff81529210 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 =0000 0000000000000000 00000000 00000000 DS =0000 0000000000000000 00000000 00000000 FS =0000 00007f441b485900 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe4300000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f441b464020 CR3=000000000e4dd000 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=000000000001ec87 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 fffffe5a00000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007ffedf0d9838 CR3=000000000d7be000 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=d5e0b01584d288826543ca9659edadf7 XMM02=0000000000302508ec2efd57dc4c00df XMM03=000000000030f320b620effb679d2a29 XMM04=e4b5acd8972cc03900000000000ae988 XMM05=07c8bb74b6c04a44000000000031f598 XMM06=d74844bf967d85ba000000000031f420 XMM07=e042d86d42eb936e000000000030fd60 XMM08=b620effb679d2a290000000000302568 XMM09=00000000000000000000000000000000 XMM10=20200000000020202020202020200000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000