[ 94.893599][ T31] audit: type=1400 audit(94.800:68): avc: denied { read write } for pid=3105 comm="sftp-server" name="null" dev="devtmpfs" ino=4 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:device_t tclass=chr_file permissive=1 [ 94.895200][ T31] audit: type=1400 audit(94.800:69): avc: denied { open } for pid=3105 comm="sftp-server" path="/dev/null" dev="devtmpfs" ino=4 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:device_t tclass=chr_file permissive=1 Warning: Permanently added '[localhost]:60548' (ED25519) to the list of known hosts. [ 145.762080][ T31] audit: type=1400 audit(145.660:70): avc: denied { execute } for pid=3114 comm="sh" name="syz-executor704143439" dev="vda" ino=682 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:etc_runtime_t tclass=file permissive=1 [ 145.801460][ T31] audit: type=1400 audit(145.700:71): avc: denied { execute_no_trans } for pid=3114 comm="sh" path="/syz-executor704143439" dev="vda" ino=682 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:etc_runtime_t tclass=file permissive=1 [ 146.084191][ T31] audit: type=1400 audit(145.990:72): avc: denied { execmem } for pid=3114 comm="syz-executor704" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=process permissive=1 [ 146.217728][ T31] audit: type=1400 audit(146.120:73): avc: denied { create } for pid=3115 comm="syz-executor704" anonclass=[userfaultfd] scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:sysadm_t tclass=anon_inode permissive=1 [ 146.235211][ T31] audit: type=1400 audit(146.140:74): avc: denied { ioctl } for pid=3115 comm="syz-executor704" path="anon_inode:[userfaultfd]" dev="anon_inodefs" ino=950 ioctlcmd=0xaa3f scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:sysadm_t tclass=anon_inode permissive=1 executing program [ 147.378538][ T3115] ------------[ cut here ]------------ [ 147.378975][ T3115] WARNING: CPU: 1 PID: 3115 at mm/highmem.c:622 kunmap_local_indexed+0x20c/0x224 [ 147.384042][ T3115] Modules linked in: [ 147.388158][ T3115] Kernel panic - not syncing: kernel: panic_on_warn set ... [ 147.389998][ T3115] CPU: 1 UID: 0 PID: 3115 Comm: syz-executor704 Not tainted 6.12.0-rc4-syzkaller #0 [ 147.390363][ T3115] Hardware name: ARM-Versatile Express [ 147.390692][ T3115] Call trace: [ 147.391000][ T3115] [<81999930>] (dump_backtrace) from [<81999a2c>] (show_stack+0x18/0x1c) [ 147.391380][ T3115] r7:00000000 r6:82622f44 r5:00000000 r4:8203d814 [ 147.391575][ T3115] [<81999a14>] (show_stack) from [<819b7ec8>] (dump_stack_lvl+0x54/0x7c) [ 147.391988][ T3115] [<819b7e74>] (dump_stack_lvl) from [<819b7f08>] (dump_stack+0x18/0x1c) [ 147.392285][ T3115] r5:00000000 r4:82870d18 [ 147.392469][ T3115] [<819b7ef0>] (dump_stack) from [<8199a558>] (panic+0x120/0x374) [ 147.392710][ T3115] [<8199a438>] (panic) from [<802420e0>] (get_taint+0x0/0x1c) [ 147.392915][ T3115] r3:8260c5c4 r2:00000001 r1:82025be8 r0:8202d650 [ 147.393135][ T3115] r7:8048c78c [ 147.393266][ T3115] [<8024206c>] (check_panic_on_warn) from [<80242244>] (__warn+0x80/0x188) [ 147.393571][ T3115] [<802421c4>] (__warn) from [<802424c4>] (warn_slowpath_fmt+0x178/0x1f4) [ 147.393796][ T3115] r8:00000009 r7:82055258 r6:ec13dd24 r5:841fec00 r4:00000000 [ 147.393979][ T3115] [<80242350>] (warn_slowpath_fmt) from [<8048c78c>] (kunmap_local_indexed+0x20c/0x224) [ 147.394252][ T3115] r10:ffedc0a8 r9:83eb9800 r8:20508000 r7:fffffffe r6:00000003 r5:841fec00 [ 147.394459][ T3115] r4:ffedc000 [ 147.394644][ T3115] [<8048c580>] (kunmap_local_indexed) from [<80505bb8>] (move_pages+0x7e8/0x149c) [ 147.394888][ T3115] r7:fffffffe r6:00000000 r5:845ab810 r4:ffeda840 [ 147.395050][ T3115] [<805053d0>] (move_pages) from [<80581e18>] (userfaultfd_ioctl+0x114c/0x2080) [ 147.395400][ T3115] r10:83eb9800 r9:ec13de98 r8:00000001 r7:20c16000 r6:00000000 r5:20000080 [ 147.395685][ T3115] r4:837d6000 [ 147.395782][ T3115] [<80580ccc>] (userfaultfd_ioctl) from [<8052f7d0>] (sys_ioctl+0x134/0xda8) [ 147.396046][ T3115] r10:841fec00 r9:843e0840 r8:00000003 r7:20000080 r6:843e0840 r5:00000000 [ 147.396287][ T3115] r4:c028aa05 [ 147.396409][ T3115] [<8052f69c>] (sys_ioctl) from [<80200060>] (ret_fast_syscall+0x0/0x1c) [ 147.396752][ T3115] Exception stack(0xec13dfa8 to 0xec13dff0) [ 147.397039][ T3115] dfa0: ffffffff 00000000 00000003 c028aa05 20000080 0000011a [ 147.397386][ T3115] dfc0: ffffffff 00000000 0008e058 00000036 7ef11e0c 00000000 00000001 00000000 [ 147.397557][ T3115] dfe0: 7ef11c70 7ef11c60 0001072c 0002e8a0 [ 147.397777][ T3115] r10:00000036 r9:841fec00 r8:8020029c r7:00000036 r6:0008e058 r5:00000000 [ 147.398104][ T3115] r4:ffffffff [ 147.401226][ T3115] Rebooting in 86400 seconds.. VM DIAGNOSIS: 12:44:32 Registers: info registers vcpu 0 CPU#0 R00=df431000 R01=df959000 R02=00000001 R03=802199d8 R04=7f003000 R05=00000001 R06=828c1b28 R07=7f003000 R08=df959000 R09=8260cad0 R10=828c274c R11=df841dbc R12=df841dc0 R13=df841d90 R14=802109dc R15=802199f0 PSR=80000013 N--- A S svc32 s00=00000000 s01=00000000 d00=0000000000000000 s02=00000000 s03=00000000 d01=0000000000000000 s04=00000000 s05=00000000 d02=0000000000000000 s06=00000000 s07=00000000 d03=0000000000000000 s08=00000000 s09=00000000 d04=0000000000000000 s10=00000000 s11=00000000 d05=0000000000000000 s12=00000000 s13=00000000 d06=0000000000000000 s14=00000000 s15=00000000 d07=0000000000000000 s16=00000000 s17=00000000 d08=0000000000000000 s18=00000000 s19=00000000 d09=0000000000000000 s20=00000000 s21=00000000 d10=0000000000000000 s22=00000000 s23=00000000 d11=0000000000000000 s24=00000000 s25=00000000 d12=0000000000000000 s26=00000000 s27=00000000 d13=0000000000000000 s28=00000000 s29=00000000 d14=0000000000000000 s30=00000000 s31=00000000 d15=0000000000000000 s32=00000000 s33=00000000 d16=0000000000000000 s34=00000000 s35=00000000 d17=0000000000000000 s36=00000000 s37=00000000 d18=0000000000000000 s38=00000000 s39=00000000 d19=0000000000000000 s40=00000000 s41=00000000 d20=0000000000000000 s42=00000000 s43=00000000 d21=0000000000000000 s44=00000000 s45=00000000 d22=0000000000000000 s46=00000000 s47=00000000 d23=0000000000000000 s48=00000000 s49=00000000 d24=0000000000000000 s50=00000000 s51=00000000 d25=0000000000000000 s52=00000000 s53=00000000 d26=0000000000000000 s54=00000000 s55=00000000 d27=0000000000000000 s56=00000000 s57=00000000 d28=0000000000000000 s58=00000000 s59=00000000 d29=0000000000000000 s60=00000000 s61=00000000 d30=0000000000000000 s62=00000000 s63=00000000 d31=0000000000000000 FPSCR: 00000000 info registers vcpu 1 CPU#1 R00=84155c40 R01=0000006f R02=eb7d3000 R03=00000000 R04=82873434 R05=84155c40 R06=809e883c R07=82873445 R08=8287341c R09=0000002a R10=00000001 R11=ec13dae4 R12=00000002 R13=ec13dad8 R14=827584a4 R15=809e8898 PSR=80000093 N--- A S svc32 s00=05ec76f0 s01=00000001 d00=0000000105ec76f0 s02=dea713f1 s03=00000000 d01=00000000dea713f1 s04=ce35e04d s05=f7c468c6 d02=f7c468c6ce35e04d s06=00000000 s07=00000000 d03=0000000000000000 s08=5209a6b0 s09=cd8b3e2d d04=cd8b3e2d5209a6b0 s10=00000000 s11=00000000 d05=0000000000000000 s12=ffffffff s13=00000000 d06=00000000ffffffff s14=00000000 s15=00000000 d07=0000000000000000 s16=f0d5e718 s17=21b3deb6 d08=21b3deb6f0d5e718 s18=1d5c3ea5 s19=00000000 d09=000000001d5c3ea5 s20=043131c0 s21=16eab8c7 d10=16eab8c7043131c0 s22=00000000 s23=00000000 d11=0000000000000000 s24=00000000 s25=00000000 d12=0000000000000000 s26=00000000 s27=00000000 d13=0000000000000000 s28=00000000 s29=00000000 d14=0000000000000000 s30=00000000 s31=00000000 d15=0000000000000000 s32=00000000 s33=00000000 d16=0000000000000000 s34=00000000 s35=00000000 d17=0000000000000000 s36=00000000 s37=00000000 d18=0000000000000000 s38=00000000 s39=00000000 d19=0000000000000000 s40=00000000 s41=00000000 d20=0000000000000000 s42=00000000 s43=00000000 d21=0000000000000000 s44=00000000 s45=00000000 d22=0000000000000000 s46=00000000 s47=00000000 d23=0000000000000000 s48=00000000 s49=00000000 d24=0000000000000000 s50=00000000 s51=00000000 d25=0000000000000000 s52=00000000 s53=00000000 d26=0000000000000000 s54=00000000 s55=00000000 d27=0000000000000000 s56=00000000 s57=00000000 d28=0000000000000000 s58=00000000 s59=00000000 d29=0000000000000000 s60=00000000 s61=00000000 d30=0000000000000000 s62=00000000 s63=00000000 d31=0000000000000000 FPSCR: 00000000