On Mon, 1 Mar 2021 09:47:47 -0800
Stephen Boyd <swboyd@xxxxxxxxxxxx> wrote:
> The %pS printk format (among some others) is used to print kernel
> addresses symbolically. When the kernel prints an address inside of a
> module, the kernel prints the addresses' symbol name along with the
> module's name that contains the address. Let's make kernel stacktraces
> easier to identify on KALLSYMS builds by including the build ID of a
> module when we print the address.
Please no!
This kills the output of tracing with offset, and can possibly break
scripts. I don't want to look at traces like this!
<idle>-0 [004] ..s1 353.842577: ipv4_conntrack_in+0x0/0x10 [nf_conntrack] (3b39eb771b2566331887f671c741f90bfba0b051) <-nf_hook_slow+0x40/0xb0
<idle>-0 [004] ..s1 353.842577: nf_conntrack_in+0x0/0x5c0 [nf_conntrack] (3b39eb771b2566331887f671c741f90bfba0b051) <-nf_hook_slow+0x40/0xb0
<idle>-0 [004] ..s1 353.842577: get_l4proto+0x0/0x190 [nf_conntrack] (3b39eb771b2566331887f671c741f90bfba0b051) <-nf_conntrack_in+0x92/0x5c0 [nf_conntrack] (3b39eb771b2566331887f671c741f90bfba0b051)
<idle>-0 [004] ..s1 353.842577: nf_ct_get_tuple+0x0/0x240 [nf_conntrack] (3b39eb771b2566331887f671c741f90bfba0b051) <-nf_conntrack_in+0xec/0x5c0 [nf_conntrack] (3b39eb771b2566331887f671c741f90bfba0b051)
<idle>-0 [004] ..s1 353.842577: hash_conntrack_raw+0x0/0x170 [nf_conntrack] (3b39eb771b2566331887f671c741f90bfba0b051) <-nf_conntrack_in+0x28c/0x5c0 [nf_conntrack] (3b39eb771b2566331887f671c741f90bfba0b051)
<idle>-0 [004] ..s1 353.842578: __nf_conntrack_find_get.isra.0+0x0/0x2f0 [nf_conntrack] (3b39eb771b2566331887f671c741f90bfba0b051) <-nf_conntrack_in+0x29d/0x5c0 [nf_conntrack] (3b39eb771b2566331887f671c741f90bfba0b051)
<idle>-0 [004] ..s1 353.842578: nf_conntrack_tcp_packet+0x0/0x1760 [nf_conntrack] (3b39eb771b2566331887f671c741f90bfba0b051) <-nf_conntrack_in+0x3c8/0x5c0 [nf_conntrack] (3b39eb771b2566331887f671c741f90bfba0b051)
<idle>-0 [004] ..s2 353.842578: nf_ct_seq_offset+0x0/0x40 [nf_conntrack] (3b39eb771b2566331887f671c741f90bfba0b051) <-nf_conntrack_tcp_packet+0x26d/0x1760 [nf_conntrack] (3b39eb771b2566331887f671c741f90bfba0b051)
<idle>-0 [004] ..s1 353.842578: __nf_ct_refresh_acct+0x0/0x50 [nf_conntrack] (3b39eb771b2566331887f671c741f90bfba0b051) <-nf_conntrack_tcp_packet+0x558/0x1760 [nf_conntrack] (3b39eb771b2566331887f671c741f90bfba0b051)
NACK!
-- Steve
